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/*************************************************************************/
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/* gdscript.cpp */
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/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
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# include "gdscript.h"
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# include <stdint.h>
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# include "core/core_string_names.h"
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# include "core/engine.h"
# include "core/global_constants.h"
# include "core/io/file_access_encrypted.h"
# include "core/os/file_access.h"
# include "core/os/os.h"
# include "core/project_settings.h"
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# include "gdscript_compiler.h"
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///////////////////////////
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GDScriptNativeClass : : GDScriptNativeClass ( const StringName & p_name ) {
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name = p_name ;
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}
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bool GDScriptNativeClass : : _get ( const StringName & p_name , Variant & r_ret ) const {
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bool ok ;
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int v = ClassDB : : get_integer_constant ( name , p_name , & ok ) ;
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if ( ok ) {
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r_ret = v ;
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return true ;
} else {
return false ;
}
}
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void GDScriptNativeClass : : _bind_methods ( ) {
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ClassDB : : bind_method ( D_METHOD ( " new " ) , & GDScriptNativeClass : : _new ) ;
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}
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Variant GDScriptNativeClass : : _new ( ) {
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Object * o = instance ( ) ;
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ERR_FAIL_COND_V_MSG ( ! o , Variant ( ) , " Class type: ' " + String ( name ) + " ' is not instantiable. " ) ;
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Reference * ref = Object : : cast_to < Reference > ( o ) ;
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if ( ref ) {
return REF ( ref ) ;
} else {
return o ;
}
}
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Object * GDScriptNativeClass : : instance ( ) {
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return ClassDB : : instance ( name ) ;
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}
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GDScriptInstance * GDScript : : _create_instance ( const Variant * * p_args , int p_argcount , Object * p_owner , bool p_isref , Variant : : CallError & r_error ) {
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/* STEP 1, CREATE */
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GDScriptInstance * instance = memnew ( GDScriptInstance ) ;
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instance - > base_ref = p_isref ;
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instance - > members . resize ( member_indices . size ( ) ) ;
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instance - > script = Ref < GDScript > ( this ) ;
instance - > owner = p_owner ;
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# ifdef DEBUG_ENABLED
//needed for hot reloading
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for ( Map < StringName , MemberInfo > : : Element * E = member_indices . front ( ) ; E ; E = E - > next ( ) ) {
instance - > member_indices_cache [ E - > key ( ) ] = E - > get ( ) . index ;
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}
# endif
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instance - > owner - > set_script_instance ( instance ) ;
Fix misc. source comment typos
Found using `codespell -q 3 -S ./thirdparty,*.po -L ang,ba,cas,dof,doubleclick,fave,hist,leapyear,lod,nd,numer,ois,paket,seeked,sinc,switchs,te,uint -D ~/Projects/codespell/codespell_lib/data/dictionary.txt `
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/* STEP 2, INITIALIZE AND CONSTRUCT */
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# ifndef NO_THREADS
GDScriptLanguage : : singleton - > lock - > lock ( ) ;
# endif
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instances . insert ( instance - > owner ) ;
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# ifndef NO_THREADS
GDScriptLanguage : : singleton - > lock - > unlock ( ) ;
# endif
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initializer - > call ( instance , p_args , p_argcount , r_error ) ;
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if ( r_error . error ! = Variant : : CallError : : CALL_OK ) {
instance - > script = Ref < GDScript > ( ) ;
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instance - > owner - > set_script_instance ( NULL ) ;
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# ifndef NO_THREADS
GDScriptLanguage : : singleton - > lock - > lock ( ) ;
# endif
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instances . erase ( p_owner ) ;
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# ifndef NO_THREADS
GDScriptLanguage : : singleton - > lock - > unlock ( ) ;
# endif
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ERR_FAIL_COND_V ( r_error . error ! = Variant : : CallError : : CALL_OK , NULL ) ; //error constructing
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}
//@TODO make thread safe
return instance ;
}
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Variant GDScript : : _new ( const Variant * * p_args , int p_argcount , Variant : : CallError & r_error ) {
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/* STEP 1, CREATE */
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if ( ! valid ) {
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r_error . error = Variant : : CallError : : CALL_ERROR_INVALID_METHOD ;
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return Variant ( ) ;
}
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r_error . error = Variant : : CallError : : CALL_OK ;
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REF ref ;
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Object * owner = NULL ;
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GDScript * _baseptr = this ;
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while ( _baseptr - > _base ) {
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_baseptr = _baseptr - > _base ;
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}
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ERR_FAIL_COND_V ( _baseptr - > native . is_null ( ) , Variant ( ) ) ;
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if ( _baseptr - > native . ptr ( ) ) {
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owner = _baseptr - > native - > instance ( ) ;
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} else {
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owner = memnew ( Reference ) ; //by default, no base means use reference
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}
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ERR_FAIL_COND_V_MSG ( ! owner , Variant ( ) , " Can't inherit from a virtual class. " ) ;
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Reference * r = Object : : cast_to < Reference > ( owner ) ;
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if ( r ) {
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ref = REF ( r ) ;
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}
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GDScriptInstance * instance = _create_instance ( p_args , p_argcount , owner , r ! = NULL , r_error ) ;
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if ( ! instance ) {
if ( ref . is_null ( ) ) {
memdelete ( owner ) ; //no owner, sorry
}
return Variant ( ) ;
}
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if ( ref . is_valid ( ) ) {
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return ref ;
} else {
return owner ;
}
}
bool GDScript : : can_instance ( ) const {
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# ifdef TOOLS_ENABLED
return valid & & ( tool | | ScriptServer : : is_scripting_enabled ( ) ) ;
# else
return valid ;
# endif
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}
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Ref < Script > GDScript : : get_base_script ( ) const {
if ( _base ) {
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return Ref < GDScript > ( _base ) ;
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} else {
return Ref < Script > ( ) ;
}
}
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StringName GDScript : : get_instance_base_type ( ) const {
if ( native . is_valid ( ) )
return native - > get_name ( ) ;
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if ( base . is_valid ( ) & & base - > is_valid ( ) )
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return base - > get_instance_base_type ( ) ;
return StringName ( ) ;
}
struct _GDScriptMemberSort {
int index ;
StringName name ;
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_FORCE_INLINE_ bool operator < ( const _GDScriptMemberSort & p_member ) const { return index < p_member . index ; }
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} ;
# ifdef TOOLS_ENABLED
void GDScript : : _placeholder_erased ( PlaceHolderScriptInstance * p_placeholder ) {
placeholders . erase ( p_placeholder ) ;
}
# endif
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void GDScript : : get_script_method_list ( List < MethodInfo > * p_list ) const {
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const GDScript * current = this ;
while ( current ) {
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for ( const Map < StringName , GDScriptFunction * > : : Element * E = current - > member_functions . front ( ) ; E ; E = E - > next ( ) ) {
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GDScriptFunction * func = E - > get ( ) ;
MethodInfo mi ;
mi . name = E - > key ( ) ;
for ( int i = 0 ; i < func - > get_argument_count ( ) ; i + + ) {
mi . arguments . push_back ( func - > get_argument_type ( i ) ) ;
}
mi . return_val = func - > get_return_type ( ) ;
p_list - > push_back ( mi ) ;
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}
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current = current - > _base ;
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}
}
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void GDScript : : get_script_property_list ( List < PropertyInfo > * p_list ) const {
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const GDScript * sptr = this ;
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List < PropertyInfo > props ;
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while ( sptr ) {
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Vector < _GDScriptMemberSort > msort ;
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for ( Map < StringName , PropertyInfo > : : Element * E = sptr - > member_info . front ( ) ; E ; E = E - > next ( ) ) {
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_GDScriptMemberSort ms ;
ERR_CONTINUE ( ! sptr - > member_indices . has ( E - > key ( ) ) ) ;
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ms . index = sptr - > member_indices [ E - > key ( ) ] . index ;
ms . name = E - > key ( ) ;
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msort . push_back ( ms ) ;
}
msort . sort ( ) ;
msort . invert ( ) ;
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for ( int i = 0 ; i < msort . size ( ) ; i + + ) {
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props . push_front ( sptr - > member_info [ msort [ i ] . name ] ) ;
}
sptr = sptr - > _base ;
}
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for ( List < PropertyInfo > : : Element * E = props . front ( ) ; E ; E = E - > next ( ) ) {
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p_list - > push_back ( E - > get ( ) ) ;
}
}
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bool GDScript : : has_method ( const StringName & p_method ) const {
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return member_functions . has ( p_method ) ;
}
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MethodInfo GDScript : : get_method_info ( const StringName & p_method ) const {
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const Map < StringName , GDScriptFunction * > : : Element * E = member_functions . find ( p_method ) ;
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if ( ! E )
return MethodInfo ( ) ;
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GDScriptFunction * func = E - > get ( ) ;
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MethodInfo mi ;
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mi . name = E - > key ( ) ;
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for ( int i = 0 ; i < func - > get_argument_count ( ) ; i + + ) {
mi . arguments . push_back ( func - > get_argument_type ( i ) ) ;
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}
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mi . return_val = func - > get_return_type ( ) ;
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return mi ;
}
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bool GDScript : : get_property_default_value ( const StringName & p_property , Variant & r_value ) const {
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# ifdef TOOLS_ENABLED
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const Map < StringName , Variant > : : Element * E = member_default_values_cache . find ( p_property ) ;
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if ( E ) {
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r_value = E - > get ( ) ;
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return true ;
}
if ( base_cache . is_valid ( ) ) {
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return base_cache - > get_property_default_value ( p_property , r_value ) ;
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}
# endif
return false ;
}
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ScriptInstance * GDScript : : instance_create ( Object * p_this ) {
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GDScript * top = this ;
while ( top - > _base )
top = top - > _base ;
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if ( top - > native . is_valid ( ) ) {
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if ( ! ClassDB : : is_parent_class ( p_this - > get_class_name ( ) , top - > native - > get_name ( ) ) ) {
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if ( ScriptDebugger : : get_singleton ( ) ) {
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GDScriptLanguage : : get_singleton ( ) - > debug_break_parse ( get_path ( ) , 1 , " Script inherits from native type ' " + String ( top - > native - > get_name ( ) ) + " ', so it can't be instanced in object of type: ' " + p_this - > get_class ( ) + " ' " ) ;
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}
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ERR_FAIL_V_MSG ( NULL , " Script inherits from native type ' " + String ( top - > native - > get_name ( ) ) + " ', so it can't be instanced in object of type ' " + p_this - > get_class ( ) + " ' " + " . " ) ;
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}
}
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Variant : : CallError unchecked_error ;
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return _create_instance ( NULL , 0 , p_this , Object : : cast_to < Reference > ( p_this ) ! = NULL , unchecked_error ) ;
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}
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PlaceHolderScriptInstance * GDScript : : placeholder_instance_create ( Object * p_this ) {
# ifdef TOOLS_ENABLED
PlaceHolderScriptInstance * si = memnew ( PlaceHolderScriptInstance ( GDScriptLanguage : : get_singleton ( ) , Ref < Script > ( this ) , p_this ) ) ;
placeholders . insert ( si ) ;
_update_exports ( ) ;
return si ;
# else
return NULL ;
# endif
}
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bool GDScript : : instance_has ( const Object * p_this ) const {
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# ifndef NO_THREADS
GDScriptLanguage : : singleton - > lock - > lock ( ) ;
# endif
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bool hasit = instances . has ( ( Object * ) p_this ) ;
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# ifndef NO_THREADS
GDScriptLanguage : : singleton - > lock - > unlock ( ) ;
# endif
return hasit ;
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}
bool GDScript : : has_source_code ( ) const {
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return source ! = " " ;
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}
String GDScript : : get_source_code ( ) const {
return source ;
}
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void GDScript : : set_source_code ( const String & p_code ) {
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if ( source = = p_code )
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return ;
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source = p_code ;
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# ifdef TOOLS_ENABLED
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source_changed_cache = true ;
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# endif
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}
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# ifdef TOOLS_ENABLED
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void GDScript : : _update_exports_values ( Map < StringName , Variant > & values , List < PropertyInfo > & propnames ) {
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if ( base_cache . is_valid ( ) ) {
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base_cache - > _update_exports_values ( values , propnames ) ;
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}
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for ( Map < StringName , Variant > : : Element * E = member_default_values_cache . front ( ) ; E ; E = E - > next ( ) ) {
values [ E - > key ( ) ] = E - > get ( ) ;
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}
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for ( List < PropertyInfo > : : Element * E = members_cache . front ( ) ; E ; E = E - > next ( ) ) {
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propnames . push_back ( E - > get ( ) ) ;
}
}
# endif
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bool GDScript : : _update_exports ( ) {
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# ifdef TOOLS_ENABLED
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bool changed = false ;
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if ( source_changed_cache ) {
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source_changed_cache = false ;
changed = true ;
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String basedir = path ;
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if ( basedir = = " " )
basedir = get_path ( ) ;
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if ( basedir ! = " " )
basedir = basedir . get_base_dir ( ) ;
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GDScriptParser parser ;
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Error err = parser . parse ( source , basedir , true , path ) ;
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if ( err = = OK ) {
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const GDScriptParser : : Node * root = parser . get_parse_tree ( ) ;
ERR_FAIL_COND_V ( root - > type ! = GDScriptParser : : Node : : TYPE_CLASS , false ) ;
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const GDScriptParser : : ClassNode * c = static_cast < const GDScriptParser : : ClassNode * > ( root ) ;
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if ( base_cache . is_valid ( ) ) {
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base_cache - > inheriters_cache . erase ( get_instance_id ( ) ) ;
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base_cache = Ref < GDScript > ( ) ;
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}
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if ( c - > extends_used ) {
String path = " " ;
if ( String ( c - > extends_file ) ! = " " & & String ( c - > extends_file ) ! = get_path ( ) ) {
path = c - > extends_file ;
if ( path . is_rel_path ( ) ) {
String base = get_path ( ) ;
if ( base = = " " | | base . is_rel_path ( ) ) {
ERR_PRINT ( ( " Could not resolve relative path for parent class: " + path ) . utf8 ( ) . get_data ( ) ) ;
} else {
path = base . get_base_dir ( ) . plus_file ( path ) ;
}
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}
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} else if ( c - > extends_class . size ( ) ! = 0 ) {
String base = c - > extends_class [ 0 ] ;
if ( ScriptServer : : is_global_class ( base ) )
path = ScriptServer : : get_global_class_path ( base ) ;
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}
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if ( path ! = " " ) {
if ( path ! = get_path ( ) ) {
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Ref < GDScript > bf = ResourceLoader : : load ( path ) ;
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if ( bf . is_valid ( ) ) {
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base_cache = bf ;
bf - > inheriters_cache . insert ( get_instance_id ( ) ) ;
}
} else {
ERR_PRINT ( ( " Path extending itself in " + path ) . utf8 ( ) . get_data ( ) ) ;
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}
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}
}
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members_cache . clear ( ) ;
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member_default_values_cache . clear ( ) ;
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for ( int i = 0 ; i < c - > variables . size ( ) ; i + + ) {
if ( c - > variables [ i ] . _export . type = = Variant : : NIL )
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continue ;
members_cache . push_back ( c - > variables [ i ] . _export ) ;
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member_default_values_cache [ c - > variables [ i ] . identifier ] = c - > variables [ i ] . default_value ;
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}
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_signals . clear ( ) ;
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for ( int i = 0 ; i < c - > _signals . size ( ) ; i + + ) {
_signals [ c - > _signals [ i ] . name ] = c - > _signals [ i ] . arguments ;
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}
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} else {
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placeholder_fallback_enabled = true ;
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return false ;
}
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} else if ( placeholder_fallback_enabled ) {
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return false ;
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}
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placeholder_fallback_enabled = false ;
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if ( base_cache . is_valid ( ) & & base_cache - > is_valid ( ) ) {
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if ( base_cache - > _update_exports ( ) ) {
changed = true ;
}
}
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if ( placeholders . size ( ) ) { //hm :(
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// update placeholders if any
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Map < StringName , Variant > values ;
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List < PropertyInfo > propnames ;
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_update_exports_values ( values , propnames ) ;
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for ( Set < PlaceHolderScriptInstance * > : : Element * E = placeholders . front ( ) ; E ; E = E - > next ( ) ) {
E - > get ( ) - > update ( propnames , values ) ;
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}
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}
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return changed ;
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# else
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return false ;
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# endif
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}
void GDScript : : update_exports ( ) {
# ifdef TOOLS_ENABLED
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_update_exports ( ) ;
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Set < ObjectID > copy = inheriters_cache ; //might get modified
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for ( Set < ObjectID > : : Element * E = copy . front ( ) ; E ; E = E - > next ( ) ) {
Object * id = ObjectDB : : get_instance ( E - > get ( ) ) ;
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GDScript * s = Object : : cast_to < GDScript > ( id ) ;
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if ( ! s )
continue ;
s - > update_exports ( ) ;
}
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# endif
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}
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void GDScript : : _set_subclass_path ( Ref < GDScript > & p_sc , const String & p_path ) {
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p_sc - > path = p_path ;
for ( Map < StringName , Ref < GDScript > > : : Element * E = p_sc - > subclasses . front ( ) ; E ; E = E - > next ( ) ) {
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_set_subclass_path ( E - > get ( ) , p_path ) ;
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}
}
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Error GDScript : : reload ( bool p_keep_state ) {
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# ifndef NO_THREADS
GDScriptLanguage : : singleton - > lock - > lock ( ) ;
# endif
bool has_instances = instances . size ( ) ;
# ifndef NO_THREADS
GDScriptLanguage : : singleton - > lock - > unlock ( ) ;
# endif
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ERR_FAIL_COND_V ( ! p_keep_state & & has_instances , ERR_ALREADY_IN_USE ) ;
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String basedir = path ;
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if ( basedir = = " " )
basedir = get_path ( ) ;
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if ( basedir ! = " " )
basedir = basedir . get_base_dir ( ) ;
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if ( source . find ( " %BASE% " ) ! = - 1 ) {
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//loading a template, don't parse
return OK ;
}
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valid = false ;
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GDScriptParser parser ;
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Error err = parser . parse ( source , basedir , false , path ) ;
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if ( err ) {
if ( ScriptDebugger : : get_singleton ( ) ) {
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GDScriptLanguage : : get_singleton ( ) - > debug_break_parse ( get_path ( ) , parser . get_error_line ( ) , " Parser Error: " + parser . get_error ( ) ) ;
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}
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_err_print_error ( " GDScript::reload " , path . empty ( ) ? " built-in " : ( const char * ) path . utf8 ( ) . get_data ( ) , parser . get_error_line ( ) , ( " Parse Error: " + parser . get_error ( ) ) . utf8 ( ) . get_data ( ) , ERR_HANDLER_SCRIPT ) ;
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ERR_FAIL_V ( ERR_PARSE_ERROR ) ;
}
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bool can_run = ScriptServer : : is_scripting_enabled ( ) | | parser . is_tool_script ( ) ;
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GDScriptCompiler compiler ;
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err = compiler . compile ( & parser , this , p_keep_state ) ;
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if ( err ) {
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if ( can_run ) {
if ( ScriptDebugger : : get_singleton ( ) ) {
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GDScriptLanguage : : get_singleton ( ) - > debug_break_parse ( get_path ( ) , compiler . get_error_line ( ) , " Parser Error: " + compiler . get_error ( ) ) ;
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}
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_err_print_error ( " GDScript::reload " , path . empty ( ) ? " built-in " : ( const char * ) path . utf8 ( ) . get_data ( ) , compiler . get_error_line ( ) , ( " Compile Error: " + compiler . get_error ( ) ) . utf8 ( ) . get_data ( ) , ERR_HANDLER_SCRIPT ) ;
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ERR_FAIL_V ( ERR_COMPILATION_FAILED ) ;
} else {
return err ;
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}
}
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# ifdef DEBUG_ENABLED
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for ( const List < GDScriptWarning > : : Element * E = parser . get_warnings ( ) . front ( ) ; E ; E = E - > next ( ) ) {
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const GDScriptWarning & warning = E - > get ( ) ;
if ( ScriptDebugger : : get_singleton ( ) ) {
Vector < ScriptLanguage : : StackInfo > si ;
ScriptDebugger : : get_singleton ( ) - > send_error ( " " , get_path ( ) , warning . line , warning . get_name ( ) , warning . get_message ( ) , ERR_HANDLER_WARNING , si ) ;
}
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}
# endif
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valid = true ;
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for ( Map < StringName , Ref < GDScript > > : : Element * E = subclasses . front ( ) ; E ; E = E - > next ( ) ) {
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_set_subclass_path ( E - > get ( ) , path ) ;
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}
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// Copy the base rpc methods so we don't mask their IDs.
rpc_functions . clear ( ) ;
rpc_variables . clear ( ) ;
if ( base . is_valid ( ) ) {
rpc_functions = base - > rpc_functions ;
rpc_variables = base - > rpc_variables ;
}
GDScript * cscript = this ;
Map < StringName , Ref < GDScript > > : : Element * sub_E = subclasses . front ( ) ;
while ( cscript ) {
// RPC Methods
for ( Map < StringName , GDScriptFunction * > : : Element * E = cscript - > member_functions . front ( ) ; E ; E = E - > next ( ) ) {
if ( E - > get ( ) - > get_rpc_mode ( ) ! = MultiplayerAPI : : RPC_MODE_DISABLED ) {
ScriptNetData nd ;
nd . name = E - > key ( ) ;
nd . mode = E - > get ( ) - > get_rpc_mode ( ) ;
if ( - 1 = = rpc_functions . find ( nd ) ) {
rpc_functions . push_back ( nd ) ;
}
}
}
// RSet
for ( Map < StringName , MemberInfo > : : Element * E = cscript - > member_indices . front ( ) ; E ; E = E - > next ( ) ) {
if ( E - > get ( ) . rpc_mode ! = MultiplayerAPI : : RPC_MODE_DISABLED ) {
ScriptNetData nd ;
nd . name = E - > key ( ) ;
nd . mode = E - > get ( ) . rpc_mode ;
if ( - 1 = = rpc_variables . find ( nd ) ) {
rpc_variables . push_back ( nd ) ;
}
}
}
if ( cscript ! = this )
sub_E = sub_E - > next ( ) ;
if ( sub_E )
cscript = sub_E - > get ( ) . ptr ( ) ;
else
cscript = NULL ;
}
// Sort so we are 100% that they are always the same.
rpc_functions . sort_custom < SortNetData > ( ) ;
rpc_variables . sort_custom < SortNetData > ( ) ;
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return OK ;
}
ScriptLanguage * GDScript : : get_language ( ) const {
return GDScriptLanguage : : get_singleton ( ) ;
}
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void GDScript : : get_constants ( Map < StringName , Variant > * p_constants ) {
if ( p_constants ) {
for ( Map < StringName , Variant > : : Element * E = constants . front ( ) ; E ; E = E - > next ( ) ) {
( * p_constants ) [ E - > key ( ) ] = E - > value ( ) ;
}
}
}
void GDScript : : get_members ( Set < StringName > * p_members ) {
if ( p_members ) {
for ( Set < StringName > : : Element * E = members . front ( ) ; E ; E = E - > next ( ) ) {
p_members - > insert ( E - > get ( ) ) ;
}
}
}
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Vector < ScriptNetData > GDScript : : get_rpc_methods ( ) const {
return rpc_functions ;
}
uint16_t GDScript : : get_rpc_method_id ( const StringName & p_method ) const {
for ( int i = 0 ; i < rpc_functions . size ( ) ; i + + ) {
if ( rpc_functions [ i ] . name = = p_method ) {
return i ;
}
}
return UINT16_MAX ;
}
StringName GDScript : : get_rpc_method ( const uint16_t p_rpc_method_id ) const {
ERR_FAIL_COND_V ( p_rpc_method_id > = rpc_functions . size ( ) , StringName ( ) ) ;
return rpc_functions [ p_rpc_method_id ] . name ;
}
MultiplayerAPI : : RPCMode GDScript : : get_rpc_mode_by_id ( const uint16_t p_rpc_method_id ) const {
ERR_FAIL_COND_V ( p_rpc_method_id > = rpc_functions . size ( ) , MultiplayerAPI : : RPC_MODE_DISABLED ) ;
return rpc_functions [ p_rpc_method_id ] . mode ;
}
MultiplayerAPI : : RPCMode GDScript : : get_rpc_mode ( const StringName & p_method ) const {
return get_rpc_mode_by_id ( get_rpc_method_id ( p_method ) ) ;
}
Vector < ScriptNetData > GDScript : : get_rset_properties ( ) const {
return rpc_variables ;
}
uint16_t GDScript : : get_rset_property_id ( const StringName & p_variable ) const {
for ( int i = 0 ; i < rpc_variables . size ( ) ; i + + ) {
if ( rpc_variables [ i ] . name = = p_variable ) {
return i ;
}
}
return UINT16_MAX ;
}
StringName GDScript : : get_rset_property ( const uint16_t p_rset_member_id ) const {
ERR_FAIL_COND_V ( p_rset_member_id > = rpc_variables . size ( ) , StringName ( ) ) ;
return rpc_variables [ p_rset_member_id ] . name ;
}
MultiplayerAPI : : RPCMode GDScript : : get_rset_mode_by_id ( const uint16_t p_rset_member_id ) const {
ERR_FAIL_COND_V ( p_rset_member_id > = rpc_functions . size ( ) , MultiplayerAPI : : RPC_MODE_DISABLED ) ;
return rpc_functions [ p_rset_member_id ] . mode ;
}
MultiplayerAPI : : RPCMode GDScript : : get_rset_mode ( const StringName & p_variable ) const {
return get_rset_mode_by_id ( get_rset_property_id ( p_variable ) ) ;
}
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Variant GDScript : : call ( const StringName & p_method , const Variant * * p_args , int p_argcount , Variant : : CallError & r_error ) {
2014-02-10 02:10:30 +01:00
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GDScript * top = this ;
while ( top ) {
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Map < StringName , GDScriptFunction * > : : Element * E = top - > member_functions . find ( p_method ) ;
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if ( E ) {
2019-08-09 06:49:33 +02:00
ERR_FAIL_COND_V_MSG ( ! E - > get ( ) - > is_static ( ) , Variant ( ) , " Can't call non-static function ' " + String ( p_method ) + " ' in script. " ) ;
2014-02-10 02:10:30 +01:00
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return E - > get ( ) - > call ( NULL , p_args , p_argcount , r_error ) ;
2014-02-10 02:10:30 +01:00
}
2017-03-05 16:44:50 +01:00
top = top - > _base ;
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}
//none found, regular
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return Script : : call ( p_method , p_args , p_argcount , r_error ) ;
2014-02-10 02:10:30 +01:00
}
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bool GDScript : : _get ( const StringName & p_name , Variant & r_ret ) const {
2014-02-10 02:10:30 +01:00
{
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const GDScript * top = this ;
while ( top ) {
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{
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const Map < StringName , Variant > : : Element * E = top - > constants . find ( p_name ) ;
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if ( E ) {
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r_ret = E - > get ( ) ;
2014-02-10 02:10:30 +01:00
return true ;
}
}
{
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const Map < StringName , Ref < GDScript > > : : Element * E = subclasses . find ( p_name ) ;
2014-02-10 02:10:30 +01:00
if ( E ) {
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r_ret = E - > get ( ) ;
2014-02-10 02:10:30 +01:00
return true ;
}
}
2017-03-05 16:44:50 +01:00
top = top - > _base ;
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}
2017-03-05 16:44:50 +01:00
if ( p_name = = GDScriptLanguage : : get_singleton ( ) - > strings . _script_source ) {
2014-02-10 02:10:30 +01:00
2017-03-05 16:44:50 +01:00
r_ret = get_source_code ( ) ;
2014-02-16 01:16:33 +01:00
return true ;
}
}
2014-02-10 02:10:30 +01:00
2014-02-16 01:16:33 +01:00
return false ;
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}
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bool GDScript : : _set ( const StringName & p_name , const Variant & p_value ) {
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if ( p_name = = GDScriptLanguage : : get_singleton ( ) - > strings . _script_source ) {
2014-02-10 02:10:30 +01:00
set_source_code ( p_value ) ;
reload ( ) ;
} else
return false ;
return true ;
}
void GDScript : : _get_property_list ( List < PropertyInfo > * p_properties ) const {
2018-01-11 23:35:12 +01:00
p_properties - > push_back ( PropertyInfo ( Variant : : STRING , " script/source " , PROPERTY_HINT_NONE , " " , PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL ) ) ;
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}
void GDScript : : _bind_methods ( ) {
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ClassDB : : bind_vararg_method ( METHOD_FLAGS_DEFAULT , " new " , & GDScript : : _new , MethodInfo ( " new " ) ) ;
2015-06-30 16:28:43 +02:00
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ClassDB : : bind_method ( D_METHOD ( " get_as_byte_code " ) , & GDScript : : get_as_byte_code ) ;
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}
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Vector < uint8_t > GDScript : : get_as_byte_code ( ) const {
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GDScriptTokenizerBuffer tokenizer ;
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return tokenizer . parse_code_string ( source ) ;
} ;
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Error GDScript : : load_byte_code ( const String & p_path ) {
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Vector < uint8_t > bytecode ;
if ( p_path . ends_with ( " gde " ) ) {
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FileAccess * fa = FileAccess : : open ( p_path , FileAccess : : READ ) ;
ERR_FAIL_COND_V ( ! fa , ERR_CANT_OPEN ) ;
2018-08-26 03:19:02 +02:00
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FileAccessEncrypted * fae = memnew ( FileAccessEncrypted ) ;
ERR_FAIL_COND_V ( ! fae , ERR_CANT_OPEN ) ;
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2014-06-11 15:41:03 +02:00
Vector < uint8_t > key ;
key . resize ( 32 ) ;
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for ( int i = 0 ; i < key . size ( ) ; i + + ) {
2018-07-25 03:11:03 +02:00
key . write [ i ] = script_encryption_key [ i ] ;
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}
2018-08-26 03:19:02 +02:00
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Error err = fae - > open_and_parse ( fa , key , FileAccessEncrypted : : MODE_READ ) ;
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if ( err ) {
fa - > close ( ) ;
memdelete ( fa ) ;
memdelete ( fae ) ;
ERR_FAIL_COND_V ( err , err ) ;
}
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bytecode . resize ( fae - > get_len ( ) ) ;
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fae - > get_buffer ( bytecode . ptrw ( ) , bytecode . size ( ) ) ;
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fae - > close ( ) ;
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memdelete ( fae ) ;
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} else {
bytecode = FileAccess : : get_file_as_array ( p_path ) ;
}
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ERR_FAIL_COND_V ( bytecode . size ( ) = = 0 , ERR_PARSE_ERROR ) ;
path = p_path ;
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String basedir = path ;
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if ( basedir = = " " )
basedir = get_path ( ) ;
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if ( basedir ! = " " )
basedir = basedir . get_base_dir ( ) ;
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valid = false ;
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GDScriptParser parser ;
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Error err = parser . parse_bytecode ( bytecode , basedir , get_path ( ) ) ;
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if ( err ) {
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_err_print_error ( " GDScript::load_byte_code " , path . empty ( ) ? " built-in " : ( const char * ) path . utf8 ( ) . get_data ( ) , parser . get_error_line ( ) , ( " Parse Error: " + parser . get_error ( ) ) . utf8 ( ) . get_data ( ) , ERR_HANDLER_SCRIPT ) ;
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ERR_FAIL_V ( ERR_PARSE_ERROR ) ;
}
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GDScriptCompiler compiler ;
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err = compiler . compile ( & parser , this ) ;
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if ( err ) {
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_err_print_error ( " GDScript::load_byte_code " , path . empty ( ) ? " built-in " : ( const char * ) path . utf8 ( ) . get_data ( ) , compiler . get_error_line ( ) , ( " Compile Error: " + compiler . get_error ( ) ) . utf8 ( ) . get_data ( ) , ERR_HANDLER_SCRIPT ) ;
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ERR_FAIL_V ( ERR_COMPILATION_FAILED ) ;
}
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valid = true ;
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for ( Map < StringName , Ref < GDScript > > : : Element * E = subclasses . front ( ) ; E ; E = E - > next ( ) ) {
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_set_subclass_path ( E - > get ( ) , path ) ;
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}
return OK ;
}
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Error GDScript : : load_source_code ( const String & p_path ) {
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PoolVector < uint8_t > sourcef ;
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Error err ;
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FileAccess * f = FileAccess : : open ( p_path , FileAccess : : READ , & err ) ;
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if ( err ) {
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ERR_FAIL_COND_V ( err , err ) ;
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}
int len = f - > get_len ( ) ;
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sourcef . resize ( len + 1 ) ;
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PoolVector < uint8_t > : : Write w = sourcef . write ( ) ;
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int r = f - > get_buffer ( w . ptr ( ) , len ) ;
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f - > close ( ) ;
memdelete ( f ) ;
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ERR_FAIL_COND_V ( r ! = len , ERR_CANT_OPEN ) ;
w [ len ] = 0 ;
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String s ;
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if ( s . parse_utf8 ( ( const char * ) w . ptr ( ) ) ) {
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ERR_FAIL_V_MSG ( ERR_INVALID_DATA , " Script ' " + p_path + " ' contains invalid unicode (UTF-8), so it was not loaded. Please ensure that scripts are saved in valid UTF-8 unicode. " ) ;
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}
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source = s ;
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# ifdef TOOLS_ENABLED
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source_changed_cache = true ;
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# endif
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path = p_path ;
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return OK ;
}
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const Map < StringName , GDScriptFunction * > & GDScript : : debug_get_member_functions ( ) const {
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return member_functions ;
}
StringName GDScript : : debug_get_member_by_index ( int p_idx ) const {
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for ( const Map < StringName , MemberInfo > : : Element * E = member_indices . front ( ) ; E ; E = E - > next ( ) ) {
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if ( E - > get ( ) . index = = p_idx )
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return E - > key ( ) ;
}
return " <error> " ;
}
Ref < GDScript > GDScript : : get_base ( ) const {
return base ;
}
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bool GDScript : : has_script_signal ( const StringName & p_signal ) const {
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if ( _signals . has ( p_signal ) )
return true ;
if ( base . is_valid ( ) ) {
return base - > has_script_signal ( p_signal ) ;
}
# ifdef TOOLS_ENABLED
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else if ( base_cache . is_valid ( ) ) {
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return base_cache - > has_script_signal ( p_signal ) ;
}
# endif
return false ;
}
void GDScript : : get_script_signal_list ( List < MethodInfo > * r_signals ) const {
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for ( const Map < StringName , Vector < StringName > > : : Element * E = _signals . front ( ) ; E ; E = E - > next ( ) ) {
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MethodInfo mi ;
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mi . name = E - > key ( ) ;
for ( int i = 0 ; i < E - > get ( ) . size ( ) ; i + + ) {
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PropertyInfo arg ;
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arg . name = E - > get ( ) [ i ] ;
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mi . arguments . push_back ( arg ) ;
}
r_signals - > push_back ( mi ) ;
}
if ( base . is_valid ( ) ) {
base - > get_script_signal_list ( r_signals ) ;
}
# ifdef TOOLS_ENABLED
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else if ( base_cache . is_valid ( ) ) {
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base_cache - > get_script_signal_list ( r_signals ) ;
}
# endif
}
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GDScript : : GDScript ( ) :
script_list ( this ) {
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_static_ref = this ;
valid = false ;
subclass_count = 0 ;
initializer = NULL ;
_base = NULL ;
_owner = NULL ;
tool = false ;
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# ifdef TOOLS_ENABLED
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source_changed_cache = false ;
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placeholder_fallback_enabled = false ;
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# endif
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# ifdef DEBUG_ENABLED
if ( GDScriptLanguage : : get_singleton ( ) - > lock ) {
GDScriptLanguage : : get_singleton ( ) - > lock - > lock ( ) ;
}
GDScriptLanguage : : get_singleton ( ) - > script_list . add ( & script_list ) ;
if ( GDScriptLanguage : : get_singleton ( ) - > lock ) {
GDScriptLanguage : : get_singleton ( ) - > lock - > unlock ( ) ;
}
# endif
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}
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void GDScript : : _save_orphaned_subclasses ( ) {
struct ClassRefWithName {
ObjectID id ;
String fully_qualified_name ;
} ;
Vector < ClassRefWithName > weak_subclasses ;
// collect subclasses ObjectID and name
for ( Map < StringName , Ref < GDScript > > : : Element * E = subclasses . front ( ) ; E ; E = E - > next ( ) ) {
E - > get ( ) - > _owner = NULL ; //bye, you are no longer owned cause I died
ClassRefWithName subclass ;
subclass . id = E - > get ( ) - > get_instance_id ( ) ;
subclass . fully_qualified_name = E - > get ( ) - > fully_qualified_name ;
weak_subclasses . push_back ( subclass ) ;
}
// clear subclasses to allow unused subclasses to be deleted
subclasses . clear ( ) ;
// subclasses are also held by constants, clear those as well
constants . clear ( ) ;
// keep orphan subclass only for subclasses that are still in use
for ( int i = 0 ; i < weak_subclasses . size ( ) ; i + + ) {
ClassRefWithName subclass = weak_subclasses [ i ] ;
Object * obj = ObjectDB : : get_instance ( subclass . id ) ;
if ( ! obj )
continue ;
// subclass is not released
GDScriptLanguage : : get_singleton ( ) - > add_orphan_subclass ( subclass . fully_qualified_name , subclass . id ) ;
}
}
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GDScript : : ~ GDScript ( ) {
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for ( Map < StringName , GDScriptFunction * > : : Element * E = member_functions . front ( ) ; E ; E = E - > next ( ) ) {
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memdelete ( E - > get ( ) ) ;
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}
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_save_orphaned_subclasses ( ) ;
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# ifdef DEBUG_ENABLED
if ( GDScriptLanguage : : get_singleton ( ) - > lock ) {
GDScriptLanguage : : get_singleton ( ) - > lock - > lock ( ) ;
}
GDScriptLanguage : : get_singleton ( ) - > script_list . remove ( & script_list ) ;
if ( GDScriptLanguage : : get_singleton ( ) - > lock ) {
GDScriptLanguage : : get_singleton ( ) - > lock - > unlock ( ) ;
}
# endif
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}
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//////////////////////////////
// INSTANCE //
//////////////////////////////
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bool GDScriptInstance : : set ( const StringName & p_name , const Variant & p_value ) {
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//member
{
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const Map < StringName , GDScript : : MemberInfo > : : Element * E = script - > member_indices . find ( p_name ) ;
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if ( E ) {
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const GDScript : : MemberInfo * member = & E - > get ( ) ;
if ( member - > setter ) {
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const Variant * val = & p_value ;
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Variant : : CallError err ;
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call ( member - > setter , & val , 1 , err ) ;
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if ( err . error = = Variant : : CallError : : CALL_OK ) {
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return true ; //function exists, call was successful
}
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} else {
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if ( ! member - > data_type . is_type ( p_value ) ) {
// Try conversion
Variant : : CallError ce ;
const Variant * value = & p_value ;
Variant converted = Variant : : construct ( member - > data_type . builtin_type , & value , 1 , ce ) ;
if ( ce . error = = Variant : : CallError : : CALL_OK ) {
members . write [ member - > index ] = converted ;
return true ;
} else {
return false ;
}
} else {
members . write [ member - > index ] = p_value ;
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}
}
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return true ;
}
}
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GDScript * sptr = script . ptr ( ) ;
while ( sptr ) {
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Map < StringName , GDScriptFunction * > : : Element * E = sptr - > member_functions . find ( GDScriptLanguage : : get_singleton ( ) - > strings . _set ) ;
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if ( E ) {
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Variant name = p_name ;
const Variant * args [ 2 ] = { & name , & p_value } ;
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Variant : : CallError err ;
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Variant ret = E - > get ( ) - > call ( this , ( const Variant * * ) args , 2 , err ) ;
if ( err . error = = Variant : : CallError : : CALL_OK & & ret . get_type ( ) = = Variant : : BOOL & & ret . operator bool ( ) )
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return true ;
}
sptr = sptr - > _base ;
}
return false ;
}
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bool GDScriptInstance : : get ( const StringName & p_name , Variant & r_ret ) const {
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const GDScript * sptr = script . ptr ( ) ;
while ( sptr ) {
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{
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const Map < StringName , GDScript : : MemberInfo > : : Element * E = script - > member_indices . find ( p_name ) ;
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if ( E ) {
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if ( E - > get ( ) . getter ) {
Variant : : CallError err ;
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r_ret = const_cast < GDScriptInstance * > ( this ) - > call ( E - > get ( ) . getter , NULL , 0 , err ) ;
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if ( err . error = = Variant : : CallError : : CALL_OK ) {
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return true ;
}
}
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r_ret = members [ E - > get ( ) . index ] ;
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return true ; //index found
}
}
{
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const GDScript * sl = sptr ;
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while ( sl ) {
const Map < StringName , Variant > : : Element * E = sl - > constants . find ( p_name ) ;
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if ( E ) {
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r_ret = E - > get ( ) ;
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return true ; //index found
}
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sl = sl - > _base ;
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}
}
{
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const Map < StringName , GDScriptFunction * > : : Element * E = sptr - > member_functions . find ( GDScriptLanguage : : get_singleton ( ) - > strings . _get ) ;
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if ( E ) {
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Variant name = p_name ;
const Variant * args [ 1 ] = { & name } ;
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Variant : : CallError err ;
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Variant ret = const_cast < GDScriptFunction * > ( E - > get ( ) ) - > call ( const_cast < GDScriptInstance * > ( this ) , ( const Variant * * ) args , 1 , err ) ;
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if ( err . error = = Variant : : CallError : : CALL_OK & & ret . get_type ( ) ! = Variant : : NIL ) {
r_ret = ret ;
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return true ;
}
}
}
sptr = sptr - > _base ;
}
return false ;
}
2015-12-05 18:18:22 +01:00
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Variant : : Type GDScriptInstance : : get_property_type ( const StringName & p_name , bool * r_is_valid ) const {
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const GDScript * sptr = script . ptr ( ) ;
while ( sptr ) {
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if ( sptr - > member_info . has ( p_name ) ) {
if ( r_is_valid )
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* r_is_valid = true ;
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return sptr - > member_info [ p_name ] . type ;
}
sptr = sptr - > _base ;
}
if ( r_is_valid )
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* r_is_valid = false ;
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return Variant : : NIL ;
}
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void GDScriptInstance : : get_property_list ( List < PropertyInfo > * p_properties ) const {
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// exported members, not done yet!
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const GDScript * sptr = script . ptr ( ) ;
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List < PropertyInfo > props ;
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while ( sptr ) {
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const Map < StringName , GDScriptFunction * > : : Element * E = sptr - > member_functions . find ( GDScriptLanguage : : get_singleton ( ) - > strings . _get_property_list ) ;
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if ( E ) {
Variant : : CallError err ;
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Variant ret = const_cast < GDScriptFunction * > ( E - > get ( ) ) - > call ( const_cast < GDScriptInstance * > ( this ) , NULL , 0 , err ) ;
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if ( err . error = = Variant : : CallError : : CALL_OK ) {
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ERR_FAIL_COND_MSG ( ret . get_type ( ) ! = Variant : : ARRAY , " Wrong type for _get_property_list, must be an array of dictionaries. " ) ;
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Array arr = ret ;
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for ( int i = 0 ; i < arr . size ( ) ; i + + ) {
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Dictionary d = arr [ i ] ;
ERR_CONTINUE ( ! d . has ( " name " ) ) ;
ERR_CONTINUE ( ! d . has ( " type " ) ) ;
PropertyInfo pinfo ;
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pinfo . type = Variant : : Type ( d [ " type " ] . operator int ( ) ) ;
ERR_CONTINUE ( pinfo . type < 0 | | pinfo . type > = Variant : : VARIANT_MAX ) ;
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pinfo . name = d [ " name " ] ;
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ERR_CONTINUE ( pinfo . name = = " " ) ;
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if ( d . has ( " hint " ) )
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pinfo . hint = PropertyHint ( d [ " hint " ] . operator int ( ) ) ;
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if ( d . has ( " hint_string " ) )
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pinfo . hint_string = d [ " hint_string " ] ;
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if ( d . has ( " usage " ) )
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pinfo . usage = d [ " usage " ] ;
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props . push_back ( pinfo ) ;
}
}
}
//instance a fake script for editing the values
Vector < _GDScriptMemberSort > msort ;
2019-02-12 21:10:08 +01:00
for ( Map < StringName , PropertyInfo > : : Element * F = sptr - > member_info . front ( ) ; F ; F = F - > next ( ) ) {
2014-02-10 02:10:30 +01:00
_GDScriptMemberSort ms ;
2019-02-12 21:10:08 +01:00
ERR_CONTINUE ( ! sptr - > member_indices . has ( F - > key ( ) ) ) ;
ms . index = sptr - > member_indices [ F - > key ( ) ] . index ;
ms . name = F - > key ( ) ;
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msort . push_back ( ms ) ;
}
msort . sort ( ) ;
msort . invert ( ) ;
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for ( int i = 0 ; i < msort . size ( ) ; i + + ) {
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props . push_front ( sptr - > member_info [ msort [ i ] . name ] ) ;
}
sptr = sptr - > _base ;
}
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for ( List < PropertyInfo > : : Element * E = props . front ( ) ; E ; E = E - > next ( ) ) {
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p_properties - > push_back ( E - > get ( ) ) ;
}
}
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void GDScriptInstance : : get_method_list ( List < MethodInfo > * p_list ) const {
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const GDScript * sptr = script . ptr ( ) ;
while ( sptr ) {
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for ( Map < StringName , GDScriptFunction * > : : Element * E = sptr - > member_functions . front ( ) ; E ; E = E - > next ( ) ) {
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MethodInfo mi ;
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mi . name = E - > key ( ) ;
mi . flags | = METHOD_FLAG_FROM_SCRIPT ;
for ( int i = 0 ; i < E - > get ( ) - > get_argument_count ( ) ; i + + )
mi . arguments . push_back ( PropertyInfo ( Variant : : NIL , " arg " + itos ( i ) ) ) ;
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p_list - > push_back ( mi ) ;
}
sptr = sptr - > _base ;
}
}
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bool GDScriptInstance : : has_method ( const StringName & p_method ) const {
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const GDScript * sptr = script . ptr ( ) ;
while ( sptr ) {
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const Map < StringName , GDScriptFunction * > : : Element * E = sptr - > member_functions . find ( p_method ) ;
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if ( E )
return true ;
sptr = sptr - > _base ;
}
return false ;
}
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Variant GDScriptInstance : : call ( const StringName & p_method , const Variant * * p_args , int p_argcount , Variant : : CallError & r_error ) {
2014-02-10 02:10:30 +01:00
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GDScript * sptr = script . ptr ( ) ;
while ( sptr ) {
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Map < StringName , GDScriptFunction * > : : Element * E = sptr - > member_functions . find ( p_method ) ;
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if ( E ) {
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return E - > get ( ) - > call ( this , p_args , p_argcount , r_error ) ;
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}
sptr = sptr - > _base ;
}
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r_error . error = Variant : : CallError : : CALL_ERROR_INVALID_METHOD ;
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return Variant ( ) ;
}
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void GDScriptInstance : : call_multilevel ( const StringName & p_method , const Variant * * p_args , int p_argcount ) {
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GDScript * sptr = script . ptr ( ) ;
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Variant : : CallError ce ;
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while ( sptr ) {
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Map < StringName , GDScriptFunction * > : : Element * E = sptr - > member_functions . find ( p_method ) ;
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if ( E ) {
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E - > get ( ) - > call ( this , p_args , p_argcount , ce ) ;
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}
sptr = sptr - > _base ;
}
}
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void GDScriptInstance : : _ml_call_reversed ( GDScript * sptr , const StringName & p_method , const Variant * * p_args , int p_argcount ) {
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if ( sptr - > _base )
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_ml_call_reversed ( sptr - > _base , p_method , p_args , p_argcount ) ;
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Variant : : CallError ce ;
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Map < StringName , GDScriptFunction * > : : Element * E = sptr - > member_functions . find ( p_method ) ;
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if ( E ) {
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E - > get ( ) - > call ( this , p_args , p_argcount , ce ) ;
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}
}
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void GDScriptInstance : : call_multilevel_reversed ( const StringName & p_method , const Variant * * p_args , int p_argcount ) {
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if ( script . ptr ( ) ) {
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_ml_call_reversed ( script . ptr ( ) , p_method , p_args , p_argcount ) ;
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}
}
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void GDScriptInstance : : notification ( int p_notification ) {
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//notification is not virtual, it gets called at ALL levels just like in C.
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Variant value = p_notification ;
const Variant * args [ 1 ] = { & value } ;
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GDScript * sptr = script . ptr ( ) ;
while ( sptr ) {
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Map < StringName , GDScriptFunction * > : : Element * E = sptr - > member_functions . find ( GDScriptLanguage : : get_singleton ( ) - > strings . _notification ) ;
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if ( E ) {
Variant : : CallError err ;
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E - > get ( ) - > call ( this , args , 1 , err ) ;
if ( err . error ! = Variant : : CallError : : CALL_OK ) {
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//print error about notification call
}
}
sptr = sptr - > _base ;
}
}
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String GDScriptInstance : : to_string ( bool * r_valid ) {
if ( has_method ( CoreStringNames : : get_singleton ( ) - > _to_string ) ) {
Variant : : CallError ce ;
Variant ret = call ( CoreStringNames : : get_singleton ( ) - > _to_string , NULL , 0 , ce ) ;
if ( ce . error = = Variant : : CallError : : CALL_OK ) {
if ( ret . get_type ( ) ! = Variant : : STRING ) {
if ( r_valid )
* r_valid = false ;
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ERR_FAIL_V_MSG ( String ( ) , " Wrong type for " + CoreStringNames : : get_singleton ( ) - > _to_string + " , must be a String. " ) ;
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}
if ( r_valid )
* r_valid = true ;
return ret . operator String ( ) ;
}
}
if ( r_valid )
* r_valid = false ;
return String ( ) ;
}
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Ref < Script > GDScriptInstance : : get_script ( ) const {
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return script ;
}
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ScriptLanguage * GDScriptInstance : : get_language ( ) {
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return GDScriptLanguage : : get_singleton ( ) ;
}
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Vector < ScriptNetData > GDScriptInstance : : get_rpc_methods ( ) const {
return script - > get_rpc_methods ( ) ;
}
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uint16_t GDScriptInstance : : get_rpc_method_id ( const StringName & p_method ) const {
return script - > get_rpc_method_id ( p_method ) ;
}
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StringName GDScriptInstance : : get_rpc_method ( const uint16_t p_rpc_method_id ) const {
return script - > get_rpc_method ( p_rpc_method_id ) ;
}
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MultiplayerAPI : : RPCMode GDScriptInstance : : get_rpc_mode_by_id ( const uint16_t p_rpc_method_id ) const {
return script - > get_rpc_mode_by_id ( p_rpc_method_id ) ;
}
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MultiplayerAPI : : RPCMode GDScriptInstance : : get_rpc_mode ( const StringName & p_method ) const {
return script - > get_rpc_mode ( p_method ) ;
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}
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Vector < ScriptNetData > GDScriptInstance : : get_rset_properties ( ) const {
return script - > get_rset_properties ( ) ;
}
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uint16_t GDScriptInstance : : get_rset_property_id ( const StringName & p_variable ) const {
return script - > get_rset_property_id ( p_variable ) ;
}
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StringName GDScriptInstance : : get_rset_property ( const uint16_t p_rset_member_id ) const {
return script - > get_rset_property ( p_rset_member_id ) ;
}
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MultiplayerAPI : : RPCMode GDScriptInstance : : get_rset_mode_by_id ( const uint16_t p_rset_member_id ) const {
return script - > get_rset_mode_by_id ( p_rset_member_id ) ;
}
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MultiplayerAPI : : RPCMode GDScriptInstance : : get_rset_mode ( const StringName & p_variable ) const {
return script - > get_rset_mode ( p_variable ) ;
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}
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void GDScriptInstance : : reload_members ( ) {
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# ifdef DEBUG_ENABLED
members . resize ( script - > member_indices . size ( ) ) ; //resize
Vector < Variant > new_members ;
new_members . resize ( script - > member_indices . size ( ) ) ;
//pass the values to the new indices
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for ( Map < StringName , GDScript : : MemberInfo > : : Element * E = script - > member_indices . front ( ) ; E ; E = E - > next ( ) ) {
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if ( member_indices_cache . has ( E - > key ( ) ) ) {
Variant value = members [ member_indices_cache [ E - > key ( ) ] ] ;
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new_members . write [ E - > get ( ) . index ] = value ;
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}
}
//apply
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members = new_members ;
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//pass the values to the new indices
member_indices_cache . clear ( ) ;
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for ( Map < StringName , GDScript : : MemberInfo > : : Element * E = script - > member_indices . front ( ) ; E ; E = E - > next ( ) ) {
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member_indices_cache [ E - > key ( ) ] = E - > get ( ) . index ;
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}
# endif
}
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GDScriptInstance : : GDScriptInstance ( ) {
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owner = NULL ;
base_ref = false ;
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}
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GDScriptInstance : : ~ GDScriptInstance ( ) {
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if ( script . is_valid ( ) & & owner ) {
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# ifndef NO_THREADS
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GDScriptLanguage : : singleton - > lock - > lock ( ) ;
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# endif
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script - > instances . erase ( owner ) ;
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# ifndef NO_THREADS
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GDScriptLanguage : : singleton - > lock - > unlock ( ) ;
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# endif
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}
}
/************* SCRIPT LANGUAGE **************/
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GDScriptLanguage * GDScriptLanguage : : singleton = NULL ;
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String GDScriptLanguage : : get_name ( ) const {
return " GDScript " ;
}
/* LANGUAGE FUNCTIONS */
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void GDScriptLanguage : : _add_global ( const StringName & p_name , const Variant & p_value ) {
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if ( globals . has ( p_name ) ) {
//overwrite existing
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global_array . write [ globals [ p_name ] ] = p_value ;
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return ;
}
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globals [ p_name ] = global_array . size ( ) ;
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global_array . push_back ( p_value ) ;
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_global_array = global_array . ptrw ( ) ;
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}
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void GDScriptLanguage : : add_global_constant ( const StringName & p_variable , const Variant & p_value ) {
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_add_global ( p_variable , p_value ) ;
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}
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void GDScriptLanguage : : add_named_global_constant ( const StringName & p_name , const Variant & p_value ) {
named_globals [ p_name ] = p_value ;
}
void GDScriptLanguage : : remove_named_global_constant ( const StringName & p_name ) {
ERR_FAIL_COND ( ! named_globals . has ( p_name ) ) ;
named_globals . erase ( p_name ) ;
}
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void GDScriptLanguage : : init ( ) {
//populate global constants
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int gcc = GlobalConstants : : get_global_constant_count ( ) ;
for ( int i = 0 ; i < gcc ; i + + ) {
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_add_global ( StaticCString : : create ( GlobalConstants : : get_global_constant_name ( i ) ) , GlobalConstants : : get_global_constant_value ( i ) ) ;
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}
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_add_global ( StaticCString : : create ( " PI " ) , Math_PI ) ;
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_add_global ( StaticCString : : create ( " TAU " ) , Math_TAU ) ;
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_add_global ( StaticCString : : create ( " INF " ) , Math_INF ) ;
_add_global ( StaticCString : : create ( " NAN " ) , Math_NAN ) ;
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//populate native classes
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List < StringName > class_list ;
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ClassDB : : get_class_list ( & class_list ) ;
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for ( List < StringName > : : Element * E = class_list . front ( ) ; E ; E = E - > next ( ) ) {
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StringName n = E - > get ( ) ;
String s = String ( n ) ;
if ( s . begins_with ( " _ " ) )
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n = s . substr ( 1 , s . length ( ) ) ;
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if ( globals . has ( n ) )
continue ;
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Ref < GDScriptNativeClass > nc = memnew ( GDScriptNativeClass ( E - > get ( ) ) ) ;
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_add_global ( n , nc ) ;
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}
//populate singletons
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List < Engine : : Singleton > singletons ;
Engine : : get_singleton ( ) - > get_singletons ( & singletons ) ;
for ( List < Engine : : Singleton > : : Element * E = singletons . front ( ) ; E ; E = E - > next ( ) ) {
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_add_global ( E - > get ( ) . name , E - > get ( ) . ptr ) ;
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}
}
String GDScriptLanguage : : get_type ( ) const {
return " GDScript " ;
}
String GDScriptLanguage : : get_extension ( ) const {
return " gd " ;
}
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Error GDScriptLanguage : : execute_file ( const String & p_path ) {
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// ??
return OK ;
}
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void GDScriptLanguage : : finish ( ) {
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}
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void GDScriptLanguage : : profiling_start ( ) {
# ifdef DEBUG_ENABLED
if ( lock ) {
lock - > lock ( ) ;
}
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SelfList < GDScriptFunction > * elem = function_list . first ( ) ;
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while ( elem ) {
elem - > self ( ) - > profile . call_count = 0 ;
elem - > self ( ) - > profile . self_time = 0 ;
elem - > self ( ) - > profile . total_time = 0 ;
elem - > self ( ) - > profile . frame_call_count = 0 ;
elem - > self ( ) - > profile . frame_self_time = 0 ;
elem - > self ( ) - > profile . frame_total_time = 0 ;
elem - > self ( ) - > profile . last_frame_call_count = 0 ;
elem - > self ( ) - > profile . last_frame_self_time = 0 ;
elem - > self ( ) - > profile . last_frame_total_time = 0 ;
elem = elem - > next ( ) ;
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}
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profiling = true ;
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if ( lock ) {
lock - > unlock ( ) ;
}
# endif
}
void GDScriptLanguage : : profiling_stop ( ) {
# ifdef DEBUG_ENABLED
if ( lock ) {
lock - > lock ( ) ;
}
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profiling = false ;
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if ( lock ) {
lock - > unlock ( ) ;
}
# endif
}
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int GDScriptLanguage : : profiling_get_accumulated_data ( ProfilingInfo * p_info_arr , int p_info_max ) {
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int current = 0 ;
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# ifdef DEBUG_ENABLED
if ( lock ) {
lock - > lock ( ) ;
}
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SelfList < GDScriptFunction > * elem = function_list . first ( ) ;
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while ( elem ) {
if ( current > = p_info_max )
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break ;
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p_info_arr [ current ] . call_count = elem - > self ( ) - > profile . call_count ;
p_info_arr [ current ] . self_time = elem - > self ( ) - > profile . self_time ;
p_info_arr [ current ] . total_time = elem - > self ( ) - > profile . total_time ;
p_info_arr [ current ] . signature = elem - > self ( ) - > profile . signature ;
elem = elem - > next ( ) ;
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current + + ;
}
if ( lock ) {
lock - > unlock ( ) ;
}
# endif
return current ;
}
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int GDScriptLanguage : : profiling_get_frame_data ( ProfilingInfo * p_info_arr , int p_info_max ) {
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int current = 0 ;
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# ifdef DEBUG_ENABLED
if ( lock ) {
lock - > lock ( ) ;
}
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SelfList < GDScriptFunction > * elem = function_list . first ( ) ;
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while ( elem ) {
if ( current > = p_info_max )
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break ;
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if ( elem - > self ( ) - > profile . last_frame_call_count > 0 ) {
p_info_arr [ current ] . call_count = elem - > self ( ) - > profile . last_frame_call_count ;
p_info_arr [ current ] . self_time = elem - > self ( ) - > profile . last_frame_self_time ;
p_info_arr [ current ] . total_time = elem - > self ( ) - > profile . last_frame_total_time ;
p_info_arr [ current ] . signature = elem - > self ( ) - > profile . signature ;
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current + + ;
}
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elem = elem - > next ( ) ;
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}
if ( lock ) {
lock - > unlock ( ) ;
}
# endif
return current ;
}
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struct GDScriptDepSort {
//must support sorting so inheritance works properly (parent must be reloaded first)
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bool operator ( ) ( const Ref < GDScript > & A , const Ref < GDScript > & B ) const {
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if ( A = = B )
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return false ; //shouldn't happen but..
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const GDScript * I = B - > get_base ( ) . ptr ( ) ;
while ( I ) {
if ( I = = A . ptr ( ) ) {
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// A is a base of B
return true ;
}
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I = I - > get_base ( ) . ptr ( ) ;
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}
return false ; //not a base
}
} ;
void GDScriptLanguage : : reload_all_scripts ( ) {
# ifdef DEBUG_ENABLED
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print_verbose ( " GDScript: Reloading all scripts " ) ;
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if ( lock ) {
lock - > lock ( ) ;
}
List < Ref < GDScript > > scripts ;
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SelfList < GDScript > * elem = script_list . first ( ) ;
while ( elem ) {
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if ( elem - > self ( ) - > get_path ( ) . is_resource_file ( ) ) {
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print_verbose ( " GDScript: Found: " + elem - > self ( ) - > get_path ( ) ) ;
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scripts . push_back ( Ref < GDScript > ( elem - > self ( ) ) ) ; //cast to gdscript to avoid being erased by accident
}
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elem = elem - > next ( ) ;
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}
if ( lock ) {
lock - > unlock ( ) ;
}
//as scripts are going to be reloaded, must proceed without locking here
scripts . sort_custom < GDScriptDepSort > ( ) ; //update in inheritance dependency order
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for ( List < Ref < GDScript > > : : Element * E = scripts . front ( ) ; E ; E = E - > next ( ) ) {
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print_verbose ( " GDScript: Reloading: " + E - > get ( ) - > get_path ( ) ) ;
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E - > get ( ) - > load_source_code ( E - > get ( ) - > get_path ( ) ) ;
E - > get ( ) - > reload ( true ) ;
}
# endif
}
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void GDScriptLanguage : : reload_tool_script ( const Ref < Script > & p_script , bool p_soft_reload ) {
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# ifdef DEBUG_ENABLED
if ( lock ) {
lock - > lock ( ) ;
}
List < Ref < GDScript > > scripts ;
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SelfList < GDScript > * elem = script_list . first ( ) ;
while ( elem ) {
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if ( elem - > self ( ) - > get_path ( ) . is_resource_file ( ) ) {
scripts . push_back ( Ref < GDScript > ( elem - > self ( ) ) ) ; //cast to gdscript to avoid being erased by accident
}
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elem = elem - > next ( ) ;
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}
if ( lock ) {
lock - > unlock ( ) ;
}
//when someone asks you why dynamically typed languages are easier to write....
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Map < Ref < GDScript > , Map < ObjectID , List < Pair < StringName , Variant > > > > to_reload ;
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//as scripts are going to be reloaded, must proceed without locking here
scripts . sort_custom < GDScriptDepSort > ( ) ; //update in inheritance dependency order
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for ( List < Ref < GDScript > > : : Element * E = scripts . front ( ) ; E ; E = E - > next ( ) ) {
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bool reload = E - > get ( ) = = p_script | | to_reload . has ( E - > get ( ) - > get_base ( ) ) ;
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if ( ! reload )
continue ;
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to_reload . insert ( E - > get ( ) , Map < ObjectID , List < Pair < StringName , Variant > > > ( ) ) ;
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if ( ! p_soft_reload ) {
//save state and remove script from instances
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Map < ObjectID , List < Pair < StringName , Variant > > > & map = to_reload [ E - > get ( ) ] ;
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while ( E - > get ( ) - > instances . front ( ) ) {
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Object * obj = E - > get ( ) - > instances . front ( ) - > get ( ) ;
//save instance info
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List < Pair < StringName , Variant > > state ;
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if ( obj - > get_script_instance ( ) ) {
obj - > get_script_instance ( ) - > get_property_state ( state ) ;
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map [ obj - > get_instance_id ( ) ] = state ;
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obj - > set_script ( RefPtr ( ) ) ;
}
}
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//same thing for placeholders
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# ifdef TOOLS_ENABLED
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while ( E - > get ( ) - > placeholders . size ( ) ) {
Object * obj = E - > get ( ) - > placeholders . front ( ) - > get ( ) - > get_owner ( ) ;
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//save instance info
if ( obj - > get_script_instance ( ) ) {
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map . insert ( obj - > get_instance_id ( ) , List < Pair < StringName , Variant > > ( ) ) ;
List < Pair < StringName , Variant > > & state = map [ obj - > get_instance_id ( ) ] ;
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obj - > get_script_instance ( ) - > get_property_state ( state ) ;
obj - > set_script ( RefPtr ( ) ) ;
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} else {
// no instance found. Let's remove it so we don't loop forever
E - > get ( ) - > placeholders . erase ( E - > get ( ) - > placeholders . front ( ) - > get ( ) ) ;
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}
}
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# endif
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for ( Map < ObjectID , List < Pair < StringName , Variant > > > : : Element * F = E - > get ( ) - > pending_reload_state . front ( ) ; F ; F = F - > next ( ) ) {
map [ F - > key ( ) ] = F - > get ( ) ; //pending to reload, use this one instead
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}
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}
}
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for ( Map < Ref < GDScript > , Map < ObjectID , List < Pair < StringName , Variant > > > > : : Element * E = to_reload . front ( ) ; E ; E = E - > next ( ) ) {
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Ref < GDScript > scr = E - > key ( ) ;
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scr - > reload ( p_soft_reload ) ;
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//restore state if saved
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for ( Map < ObjectID , List < Pair < StringName , Variant > > > : : Element * F = E - > get ( ) . front ( ) ; F ; F = F - > next ( ) ) {
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List < Pair < StringName , Variant > > & saved_state = F - > get ( ) ;
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Object * obj = ObjectDB : : get_instance ( F - > key ( ) ) ;
if ( ! obj )
continue ;
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if ( ! p_soft_reload ) {
//clear it just in case (may be a pending reload state)
obj - > set_script ( RefPtr ( ) ) ;
}
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obj - > set_script ( scr . get_ref_ptr ( ) ) ;
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ScriptInstance * script_instance = obj - > get_script_instance ( ) ;
if ( ! script_instance ) {
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//failed, save reload state for next time if not saved
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if ( ! scr - > pending_reload_state . has ( obj - > get_instance_id ( ) ) ) {
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scr - > pending_reload_state [ obj - > get_instance_id ( ) ] = saved_state ;
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}
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continue ;
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}
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if ( script_instance - > is_placeholder ( ) & & scr - > is_placeholder_fallback_enabled ( ) ) {
PlaceHolderScriptInstance * placeholder = static_cast < PlaceHolderScriptInstance * > ( script_instance ) ;
for ( List < Pair < StringName , Variant > > : : Element * G = saved_state . front ( ) ; G ; G = G - > next ( ) ) {
placeholder - > property_set_fallback ( G - > get ( ) . first , G - > get ( ) . second ) ;
}
} else {
for ( List < Pair < StringName , Variant > > : : Element * G = saved_state . front ( ) ; G ; G = G - > next ( ) ) {
script_instance - > set ( G - > get ( ) . first , G - > get ( ) . second ) ;
}
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}
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scr - > pending_reload_state . erase ( obj - > get_instance_id ( ) ) ; //as it reloaded, remove pending state
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}
//if instance states were saved, set them!
}
# endif
}
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void GDScriptLanguage : : frame ( ) {
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calls = 0 ;
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# ifdef DEBUG_ENABLED
if ( profiling ) {
if ( lock ) {
lock - > lock ( ) ;
}
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SelfList < GDScriptFunction > * elem = function_list . first ( ) ;
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while ( elem ) {
elem - > self ( ) - > profile . last_frame_call_count = elem - > self ( ) - > profile . frame_call_count ;
elem - > self ( ) - > profile . last_frame_self_time = elem - > self ( ) - > profile . frame_self_time ;
elem - > self ( ) - > profile . last_frame_total_time = elem - > self ( ) - > profile . frame_total_time ;
elem - > self ( ) - > profile . frame_call_count = 0 ;
elem - > self ( ) - > profile . frame_self_time = 0 ;
elem - > self ( ) - > profile . frame_total_time = 0 ;
elem = elem - > next ( ) ;
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}
if ( lock ) {
lock - > unlock ( ) ;
}
}
# endif
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}
/* EDITOR FUNCTIONS */
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void GDScriptLanguage : : get_reserved_words ( List < String > * p_words ) const {
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static const char * _reserved_words [ ] = {
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// operators
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" and " ,
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" in " ,
" not " ,
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" or " ,
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// types and values
" false " ,
" float " ,
" int " ,
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" bool " ,
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" null " ,
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" PI " ,
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" TAU " ,
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" INF " ,
" NAN " ,
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" self " ,
" true " ,
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" void " ,
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// functions
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" as " ,
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" assert " ,
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" breakpoint " ,
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" class " ,
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" class_name " ,
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" extends " ,
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" is " ,
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" func " ,
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" preload " ,
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" setget " ,
" signal " ,
" tool " ,
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" yield " ,
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// var
" const " ,
" enum " ,
" export " ,
" onready " ,
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" static " ,
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" var " ,
// control flow
" break " ,
" continue " ,
" if " ,
" elif " ,
" else " ,
" for " ,
" pass " ,
" return " ,
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" match " ,
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" while " ,
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" remote " ,
" master " ,
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" puppet " ,
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" remotesync " ,
" mastersync " ,
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" puppetsync " ,
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0
} ;
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const char * * w = _reserved_words ;
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while ( * w ) {
p_words - > push_back ( * w ) ;
w + + ;
}
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for ( int i = 0 ; i < GDScriptFunctions : : FUNC_MAX ; i + + ) {
p_words - > push_back ( GDScriptFunctions : : get_func_name ( GDScriptFunctions : : Function ( i ) ) ) ;
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}
}
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bool GDScriptLanguage : : handles_global_class_type ( const String & p_type ) const {
return p_type = = " GDScript " ;
}
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String GDScriptLanguage : : get_global_class_name ( const String & p_path , String * r_base_type , String * r_icon_path ) const {
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PoolVector < uint8_t > sourcef ;
Error err ;
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FileAccessRef f = FileAccess : : open ( p_path , FileAccess : : READ , & err ) ;
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if ( err ) {
return String ( ) ;
}
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String source = f - > get_as_utf8_string ( ) ;
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GDScriptParser parser ;
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parser . parse ( source , p_path . get_base_dir ( ) , true , p_path , false , NULL , true ) ;
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if ( parser . get_parse_tree ( ) & & parser . get_parse_tree ( ) - > type = = GDScriptParser : : Node : : TYPE_CLASS ) {
const GDScriptParser : : ClassNode * c = static_cast < const GDScriptParser : : ClassNode * > ( parser . get_parse_tree ( ) ) ;
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if ( r_icon_path ) {
if ( c - > icon_path . empty ( ) | | c - > icon_path . is_abs_path ( ) )
* r_icon_path = c - > icon_path ;
else if ( c - > icon_path . is_rel_path ( ) )
* r_icon_path = p_path . get_base_dir ( ) . plus_file ( c - > icon_path ) . simplify_path ( ) ;
}
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if ( r_base_type ) {
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const GDScriptParser : : ClassNode * subclass = c ;
String path = p_path ;
GDScriptParser subparser ;
while ( subclass ) {
if ( subclass - > extends_used ) {
if ( subclass - > extends_file ) {
if ( subclass - > extends_class . size ( ) = = 0 ) {
get_global_class_name ( subclass - > extends_file , r_base_type ) ;
subclass = NULL ;
break ;
} else {
Vector < StringName > extend_classes = subclass - > extends_class ;
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FileAccessRef subfile = FileAccess : : open ( subclass - > extends_file , FileAccess : : READ ) ;
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if ( ! subfile ) {
break ;
}
String subsource = subfile - > get_as_utf8_string ( ) ;
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if ( subsource . empty ( ) ) {
break ;
}
String subpath = subclass - > extends_file ;
if ( subpath . is_rel_path ( ) ) {
subpath = path . get_base_dir ( ) . plus_file ( subpath ) . simplify_path ( ) ;
}
if ( OK ! = subparser . parse ( subsource , subpath . get_base_dir ( ) , true , subpath , false , NULL , true ) ) {
break ;
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}
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path = subpath ;
if ( ! subparser . get_parse_tree ( ) | | subparser . get_parse_tree ( ) - > type ! = GDScriptParser : : Node : : TYPE_CLASS ) {
break ;
}
subclass = static_cast < const GDScriptParser : : ClassNode * > ( subparser . get_parse_tree ( ) ) ;
while ( extend_classes . size ( ) > 0 ) {
bool found = false ;
for ( int i = 0 ; i < subclass - > subclasses . size ( ) ; i + + ) {
const GDScriptParser : : ClassNode * inner_class = subclass - > subclasses [ i ] ;
if ( inner_class - > name = = extend_classes [ 0 ] ) {
extend_classes . remove ( 0 ) ;
found = true ;
subclass = inner_class ;
break ;
}
}
if ( ! found ) {
subclass = NULL ;
break ;
}
}
}
} else if ( subclass - > extends_class . size ( ) = = 1 ) {
* r_base_type = subclass - > extends_class [ 0 ] ;
subclass = NULL ;
} else {
break ;
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}
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} else {
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* r_base_type = " Reference " ;
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subclass = NULL ;
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}
}
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}
return c - > name ;
}
return String ( ) ;
}
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# ifdef DEBUG_ENABLED
String GDScriptWarning : : get_message ( ) const {
# define CHECK_SYMBOLS(m_amount) ERR_FAIL_COND_V(symbols.size() < m_amount, String());
switch ( code ) {
case UNASSIGNED_VARIABLE_OP_ASSIGN : {
CHECK_SYMBOLS ( 1 ) ;
return " Using assignment with operation but the variable ' " + symbols [ 0 ] + " ' was not previously assigned a value. " ;
} break ;
case UNASSIGNED_VARIABLE : {
CHECK_SYMBOLS ( 1 ) ;
return " The variable ' " + symbols [ 0 ] + " ' was used but never assigned a value. " ;
} break ;
case UNUSED_VARIABLE : {
CHECK_SYMBOLS ( 1 ) ;
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return " The local variable ' " + symbols [ 0 ] + " ' is declared but never used in the block. If this is intended, prefix it with an underscore: '_ " + symbols [ 0 ] + " ' " ;
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} break ;
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case SHADOWED_VARIABLE : {
CHECK_SYMBOLS ( 2 ) ;
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return " The local variable ' " + symbols [ 0 ] + " ' is shadowing an already-defined variable at line " + symbols [ 1 ] + " . " ;
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} break ;
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case UNUSED_CLASS_VARIABLE : {
CHECK_SYMBOLS ( 1 ) ;
return " The class variable ' " + symbols [ 0 ] + " ' is declared but never used in the script. " ;
} break ;
case UNUSED_ARGUMENT : {
CHECK_SYMBOLS ( 2 ) ;
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return " The argument ' " + symbols [ 1 ] + " ' is never used in the function ' " + symbols [ 0 ] + " '. If this is intended, prefix it with an underscore: '_ " + symbols [ 1 ] + " ' " ;
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} break ;
case UNREACHABLE_CODE : {
CHECK_SYMBOLS ( 1 ) ;
return " Unreachable code (statement after return) in function ' " + symbols [ 0 ] + " ()'. " ;
} break ;
case STANDALONE_EXPRESSION : {
return " Standalone expression (the line has no effect). " ;
} break ;
case VOID_ASSIGNMENT : {
CHECK_SYMBOLS ( 1 ) ;
return " Assignment operation, but the function ' " + symbols [ 0 ] + " ()' returns void. " ;
} break ;
case NARROWING_CONVERSION : {
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return " Narrowing conversion (float is converted to int and loses precision). " ;
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} break ;
case FUNCTION_MAY_YIELD : {
CHECK_SYMBOLS ( 1 ) ;
return " Assigned variable is typed but the function ' " + symbols [ 0 ] + " ()' may yield and return a GDScriptFunctionState instead. " ;
} break ;
case VARIABLE_CONFLICTS_FUNCTION : {
CHECK_SYMBOLS ( 1 ) ;
return " Variable declaration of ' " + symbols [ 0 ] + " ' conflicts with a function of the same name. " ;
} break ;
case FUNCTION_CONFLICTS_VARIABLE : {
CHECK_SYMBOLS ( 1 ) ;
return " Function declaration of ' " + symbols [ 0 ] + " ()' conflicts with a variable of the same name. " ;
} break ;
case FUNCTION_CONFLICTS_CONSTANT : {
CHECK_SYMBOLS ( 1 ) ;
return " Function declaration of ' " + symbols [ 0 ] + " ()' conflicts with a constant of the same name. " ;
} break ;
case INCOMPATIBLE_TERNARY : {
return " Values of the ternary conditional are not mutually compatible. " ;
} break ;
case UNUSED_SIGNAL : {
CHECK_SYMBOLS ( 1 ) ;
return " The signal ' " + symbols [ 0 ] + " ' is declared but never emitted. " ;
} break ;
case RETURN_VALUE_DISCARDED : {
CHECK_SYMBOLS ( 1 ) ;
return " The function ' " + symbols [ 0 ] + " ()' returns a value, but this value is never used. " ;
} break ;
case PROPERTY_USED_AS_FUNCTION : {
CHECK_SYMBOLS ( 2 ) ;
return " The method ' " + symbols [ 0 ] + " ()' was not found in base ' " + symbols [ 1 ] + " ' but there's a property with the same name. Did you mean to access it? " ;
} break ;
case CONSTANT_USED_AS_FUNCTION : {
CHECK_SYMBOLS ( 2 ) ;
return " The method ' " + symbols [ 0 ] + " ()' was not found in base ' " + symbols [ 1 ] + " ' but there's a constant with the same name. Did you mean to access it? " ;
} break ;
case FUNCTION_USED_AS_PROPERTY : {
CHECK_SYMBOLS ( 2 ) ;
return " The property ' " + symbols [ 0 ] + " ' was not found in base ' " + symbols [ 1 ] + " ' but there's a method with the same name. Did you mean to call it? " ;
} break ;
case INTEGER_DIVISION : {
return " Integer division, decimal part will be discarded. " ;
} break ;
case UNSAFE_PROPERTY_ACCESS : {
CHECK_SYMBOLS ( 2 ) ;
return " The property ' " + symbols [ 0 ] + " ' is not present on the inferred type ' " + symbols [ 1 ] + " ' (but may be present on a subtype). " ;
} break ;
case UNSAFE_METHOD_ACCESS : {
CHECK_SYMBOLS ( 2 ) ;
return " The method ' " + symbols [ 0 ] + " ' is not present on the inferred type ' " + symbols [ 1 ] + " ' (but may be present on a subtype). " ;
} break ;
case UNSAFE_CAST : {
CHECK_SYMBOLS ( 1 ) ;
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return " The value is cast to ' " + symbols [ 0 ] + " ' but has an unknown type. " ;
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} break ;
case UNSAFE_CALL_ARGUMENT : {
CHECK_SYMBOLS ( 4 ) ;
return " The argument ' " + symbols [ 0 ] + " ' of the function ' " + symbols [ 1 ] + " ' requires a the subtype ' " + symbols [ 2 ] + " ' but the supertype ' " + symbols [ 3 ] + " ' was provided " ;
} break ;
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case DEPRECATED_KEYWORD : {
CHECK_SYMBOLS ( 2 ) ;
return " The ' " + symbols [ 0 ] + " ' keyword is deprecated and will be removed in a future release, please replace its uses by ' " + symbols [ 1 ] + " '. " ;
} break ;
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case STANDALONE_TERNARY : {
return " Standalone ternary conditional operator: the return value is being discarded. " ;
}
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case WARNING_MAX : break ; // Can't happen, but silences warning
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}
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ERR_FAIL_V_MSG ( String ( ) , " Invalid GDScript warning code: " + get_name_from_code ( code ) + " . " ) ;
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# undef CHECK_SYMBOLS
}
String GDScriptWarning : : get_name ( ) const {
return get_name_from_code ( code ) ;
}
String GDScriptWarning : : get_name_from_code ( Code p_code ) {
ERR_FAIL_COND_V ( p_code < 0 | | p_code > = WARNING_MAX , String ( ) ) ;
static const char * names [ ] = {
" UNASSIGNED_VARIABLE " ,
" UNASSIGNED_VARIABLE_OP_ASSIGN " ,
" UNUSED_VARIABLE " ,
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" SHADOWED_VARIABLE " ,
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" UNUSED_CLASS_VARIABLE " ,
" UNUSED_ARGUMENT " ,
" UNREACHABLE_CODE " ,
" STANDALONE_EXPRESSION " ,
" VOID_ASSIGNMENT " ,
" NARROWING_CONVERSION " ,
" FUNCTION_MAY_YIELD " ,
" VARIABLE_CONFLICTS_FUNCTION " ,
" FUNCTION_CONFLICTS_VARIABLE " ,
" FUNCTION_CONFLICTS_CONSTANT " ,
" INCOMPATIBLE_TERNARY " ,
" UNUSED_SIGNAL " ,
" RETURN_VALUE_DISCARDED " ,
" PROPERTY_USED_AS_FUNCTION " ,
" CONSTANT_USED_AS_FUNCTION " ,
" FUNCTION_USED_AS_PROPERTY " ,
" INTEGER_DIVISION " ,
" UNSAFE_PROPERTY_ACCESS " ,
" UNSAFE_METHOD_ACCESS " ,
" UNSAFE_CAST " ,
" UNSAFE_CALL_ARGUMENT " ,
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" DEPRECATED_KEYWORD " ,
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" STANDALONE_TERNARY " ,
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NULL
} ;
return names [ ( int ) p_code ] ;
}
GDScriptWarning : : Code GDScriptWarning : : get_code_from_name ( const String & p_name ) {
for ( int i = 0 ; i < WARNING_MAX ; i + + ) {
if ( get_name_from_code ( ( Code ) i ) = = p_name ) {
return ( Code ) i ;
}
}
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ERR_FAIL_V_MSG ( WARNING_MAX , " Invalid GDScript warning name: " + p_name ) ;
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}
# endif // DEBUG_ENABLED
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GDScriptLanguage : : GDScriptLanguage ( ) {
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calls = 0 ;
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ERR_FAIL_COND ( singleton ) ;
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singleton = this ;
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strings . _init = StaticCString : : create ( " _init " ) ;
strings . _notification = StaticCString : : create ( " _notification " ) ;
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strings . _set = StaticCString : : create ( " _set " ) ;
strings . _get = StaticCString : : create ( " _get " ) ;
strings . _get_property_list = StaticCString : : create ( " _get_property_list " ) ;
strings . _script_source = StaticCString : : create ( " script/source " ) ;
_debug_parse_err_line = - 1 ;
_debug_parse_err_file = " " ;
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# ifdef NO_THREADS
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lock = NULL ;
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# else
lock = Mutex : : create ( ) ;
# endif
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profiling = false ;
script_frame_time = 0 ;
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_debug_call_stack_pos = 0 ;
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int dmcs = GLOBAL_DEF ( " debug/settings/gdscript/max_call_stack " , 1024 ) ;
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ProjectSettings : : get_singleton ( ) - > set_custom_property_info ( " debug/settings/gdscript/max_call_stack " , PropertyInfo ( Variant : : INT , " debug/settings/gdscript/max_call_stack " , PROPERTY_HINT_RANGE , " 1024,4096,1,or_greater " ) ) ; //minimum is 1024
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if ( ScriptDebugger : : get_singleton ( ) ) {
//debugging enabled!
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_debug_max_call_stack = dmcs ;
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_call_stack = memnew_arr ( CallLevel , _debug_max_call_stack + 1 ) ;
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} else {
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_debug_max_call_stack = 0 ;
_call_stack = NULL ;
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}
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# ifdef DEBUG_ENABLED
GLOBAL_DEF ( " debug/gdscript/warnings/enable " , true ) ;
GLOBAL_DEF ( " debug/gdscript/warnings/treat_warnings_as_errors " , false ) ;
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GLOBAL_DEF ( " debug/gdscript/warnings/exclude_addons " , true ) ;
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GLOBAL_DEF ( " debug/gdscript/completion/autocomplete_setters_and_getters " , false ) ;
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for ( int i = 0 ; i < ( int ) GDScriptWarning : : WARNING_MAX ; i + + ) {
String warning = GDScriptWarning : : get_name_from_code ( ( GDScriptWarning : : Code ) i ) . to_lower ( ) ;
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bool default_enabled = ! warning . begins_with ( " unsafe_ " ) & & i ! = GDScriptWarning : : UNUSED_CLASS_VARIABLE ;
GLOBAL_DEF ( " debug/gdscript/warnings/ " + warning , default_enabled ) ;
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}
# endif // DEBUG_ENABLED
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}
GDScriptLanguage : : ~ GDScriptLanguage ( ) {
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if ( lock ) {
memdelete ( lock ) ;
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lock = NULL ;
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}
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if ( _call_stack ) {
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memdelete_arr ( _call_stack ) ;
}
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singleton = NULL ;
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}
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void GDScriptLanguage : : add_orphan_subclass ( const String & p_qualified_name , const ObjectID & p_subclass ) {
orphan_subclasses [ p_qualified_name ] = p_subclass ;
}
Ref < GDScript > GDScriptLanguage : : get_orphan_subclass ( const String & p_qualified_name ) {
Map < String , ObjectID > : : Element * orphan_subclass_element = orphan_subclasses . find ( p_qualified_name ) ;
if ( ! orphan_subclass_element )
return Ref < GDScript > ( ) ;
ObjectID orphan_subclass = orphan_subclass_element - > get ( ) ;
Object * obj = ObjectDB : : get_instance ( orphan_subclass ) ;
orphan_subclasses . erase ( orphan_subclass_element ) ;
if ( ! obj )
return Ref < GDScript > ( ) ;
return Ref < GDScript > ( Object : : cast_to < GDScript > ( obj ) ) ;
}
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/*************** RESOURCE ***************/
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RES ResourceFormatLoaderGDScript : : load ( const String & p_path , const String & p_original_path , Error * r_error ) {
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if ( r_error )
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* r_error = ERR_FILE_CANT_OPEN ;
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GDScript * script = memnew ( GDScript ) ;
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Ref < GDScript > scriptres ( script ) ;
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if ( p_path . ends_with ( " .gde " ) | | p_path . ends_with ( " .gdc " ) ) {
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script - > set_script_path ( p_original_path ) ; // script needs this.
script - > set_path ( p_original_path ) ;
Error err = script - > load_byte_code ( p_path ) ;
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ERR_FAIL_COND_V_MSG ( err ! = OK , RES ( ) , " Cannot load byte code from file ' " + p_path + " '. " ) ;
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} else {
Error err = script - > load_source_code ( p_path ) ;
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ERR_FAIL_COND_V_MSG ( err ! = OK , RES ( ) , " Cannot load source code from file ' " + p_path + " '. " ) ;
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script - > set_script_path ( p_original_path ) ; // script needs this.
script - > set_path ( p_original_path ) ;
script - > reload ( ) ;
}
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if ( r_error )
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* r_error = OK ;
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return scriptres ;
}
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void ResourceFormatLoaderGDScript : : get_recognized_extensions ( List < String > * p_extensions ) const {
p_extensions - > push_back ( " gd " ) ;
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p_extensions - > push_back ( " gdc " ) ;
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p_extensions - > push_back ( " gde " ) ;
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}
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bool ResourceFormatLoaderGDScript : : handles_type ( const String & p_type ) const {
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return ( p_type = = " Script " | | p_type = = " GDScript " ) ;
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}
String ResourceFormatLoaderGDScript : : get_resource_type ( const String & p_path ) const {
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String el = p_path . get_extension ( ) . to_lower ( ) ;
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if ( el = = " gd " | | el = = " gdc " | | el = = " gde " )
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return " GDScript " ;
return " " ;
}
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void ResourceFormatLoaderGDScript : : get_dependencies ( const String & p_path , List < String > * p_dependencies , bool p_add_types ) {
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FileAccessRef file = FileAccess : : open ( p_path , FileAccess : : READ ) ;
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ERR_FAIL_COND_MSG ( ! file , " Cannot open file ' " + p_path + " '. " ) ;
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String source = file - > get_as_utf8_string ( ) ;
if ( source . empty ( ) ) {
return ;
}
GDScriptParser parser ;
if ( OK ! = parser . parse ( source , p_path . get_base_dir ( ) , true , p_path , false , NULL , true ) ) {
return ;
}
for ( const List < String > : : Element * E = parser . get_dependencies ( ) . front ( ) ; E ; E = E - > next ( ) ) {
p_dependencies - > push_back ( E - > get ( ) ) ;
}
}
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Error ResourceFormatSaverGDScript : : save ( const String & p_path , const RES & p_resource , uint32_t p_flags ) {
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Ref < GDScript > sqscr = p_resource ;
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ERR_FAIL_COND_V ( sqscr . is_null ( ) , ERR_INVALID_PARAMETER ) ;
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String source = sqscr - > get_source_code ( ) ;
Error err ;
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FileAccess * file = FileAccess : : open ( p_path , FileAccess : : WRITE , & err ) ;
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ERR_FAIL_COND_V_MSG ( err , err , " Cannot save GDScript file ' " + p_path + " '. " ) ;
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file - > store_string ( source ) ;
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if ( file - > get_error ( ) ! = OK & & file - > get_error ( ) ! = ERR_FILE_EOF ) {
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memdelete ( file ) ;
return ERR_CANT_CREATE ;
}
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file - > close ( ) ;
memdelete ( file ) ;
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if ( ScriptServer : : is_reload_scripts_on_save_enabled ( ) ) {
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GDScriptLanguage : : get_singleton ( ) - > reload_tool_script ( p_resource , false ) ;
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}
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return OK ;
}
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void ResourceFormatSaverGDScript : : get_recognized_extensions ( const RES & p_resource , List < String > * p_extensions ) const {
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if ( Object : : cast_to < GDScript > ( * p_resource ) ) {
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p_extensions - > push_back ( " gd " ) ;
}
}
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bool ResourceFormatSaverGDScript : : recognize ( const RES & p_resource ) const {
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return Object : : cast_to < GDScript > ( * p_resource ) ! = NULL ;
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}