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virtualx-engine/modules/gdscript/gd_editor.cpp
Rémi Verschelde 285c400288 Merge pull request #3658 from Hinsbart/doc_joyevent 
doc: use correct identifiers for InputEventJoystick{Motion, Button}
2016-02-11 07:17:43 +01:00

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/*************************************************************************/
/* gd_editor.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/*************************************************************************/
#include "gd_script.h"
#include "gd_compiler.h"
#include "globals.h"
#include "os/file_access.h"
void GDScriptLanguage::get_comment_delimiters(List<String> *p_delimiters) const {
p_delimiters->push_back("#");
p_delimiters->push_back("\"\"\" \"\"\"");
}
void GDScriptLanguage::get_string_delimiters(List<String> *p_delimiters) const {
p_delimiters->push_back("\" \"");
p_delimiters->push_back("' '");
}
String GDScriptLanguage::get_template(const String& p_class_name, const String& p_base_class_name) const {
String _template = String()+
"\nextends %BASE%\n\n"+
"# member variables here, example:\n"+
"# var a=2\n"+
"# var b=\"textvar\"\n\n"+
"func _ready():\n"+
"\t# Initialization here\n"+
"\tpass\n"+
"\n"+
"\n";
return _template.replace("%BASE%",p_base_class_name);
}
bool GDScriptLanguage::validate(const String& p_script, int &r_line_error,int &r_col_error,String& r_test_error, const String& p_path,List<String> *r_functions) const {
GDParser parser;
Error err = parser.parse(p_script,p_path.get_base_dir(),true,p_path);
if (err) {
r_line_error=parser.get_error_line();
r_col_error=parser.get_error_column();
r_test_error=parser.get_error();
return false;
} else {
const GDParser::Node *root = parser.get_parse_tree();
ERR_FAIL_COND_V(root->type!=GDParser::Node::TYPE_CLASS,false);
const GDParser::ClassNode *cl = static_cast<const GDParser::ClassNode*>(root);
Map<int,String> funcs;
for(int i=0;i<cl->functions.size();i++) {
funcs[cl->functions[i]->line]=cl->functions[i]->name;
}
for(int i=0;i<cl->static_functions.size();i++) {
funcs[cl->static_functions[i]->line]=cl->static_functions[i]->name;
}
for (Map<int,String>::Element *E=funcs.front();E;E=E->next()) {
r_functions->push_back(E->get()+":"+itos(E->key()));
}
}
return true;
}
bool GDScriptLanguage::has_named_classes() const {
return false;
}
int GDScriptLanguage::find_function(const String& p_function,const String& p_code) const {
GDTokenizerText tokenizer;
tokenizer.set_code(p_code);
int indent=0;
while(tokenizer.get_token()!=GDTokenizer::TK_EOF && tokenizer.get_token()!=GDTokenizer::TK_ERROR) {
if (tokenizer.get_token()==GDTokenizer::TK_NEWLINE) {
indent=tokenizer.get_token_line_indent();
}
//print_line("TOKEN: "+String(GDTokenizer::get_token_name(tokenizer.get_token())));
if (indent==0 && tokenizer.get_token()==GDTokenizer::TK_PR_FUNCTION && tokenizer.get_token(1)==GDTokenizer::TK_IDENTIFIER) {
String identifier = tokenizer.get_token_identifier(1);
if (identifier==p_function) {
return tokenizer.get_token_line();
}
}
tokenizer.advance();
//print_line("NEXT: "+String(GDTokenizer::get_token_name(tokenizer.get_token())));
}
return -1;
}
Script *GDScriptLanguage::create_script() const {
return memnew( GDScript );
}
/* DEBUGGER FUNCTIONS */
bool GDScriptLanguage::debug_break_parse(const String& p_file, int p_line,const String& p_error) {
//break because of parse error
if (ScriptDebugger::get_singleton() && Thread::get_caller_ID()==Thread::get_main_ID()) {
_debug_parse_err_line=p_line;
_debug_parse_err_file=p_file;
_debug_error=p_error;
ScriptDebugger::get_singleton()->debug(this,false);
return true;
} else {
return false;
}
}
bool GDScriptLanguage::debug_break(const String& p_error,bool p_allow_continue) {
if (ScriptDebugger::get_singleton() && Thread::get_caller_ID()==Thread::get_main_ID()) {
_debug_parse_err_line=-1;
_debug_parse_err_file="";
_debug_error=p_error;
ScriptDebugger::get_singleton()->debug(this,p_allow_continue);
return true;
} else {
return false;
}
}
String GDScriptLanguage::debug_get_error() const {
return _debug_error;
}
int GDScriptLanguage::debug_get_stack_level_count() const {
if (_debug_parse_err_line>=0)
return 1;
return _debug_call_stack_pos;
}
int GDScriptLanguage::debug_get_stack_level_line(int p_level) const {
if (_debug_parse_err_line>=0)
return _debug_parse_err_line;
ERR_FAIL_INDEX_V(p_level,_debug_call_stack_pos,-1);
int l = _debug_call_stack_pos - p_level -1;
return *(_call_stack[l].line);
}
String GDScriptLanguage::debug_get_stack_level_function(int p_level) const {
if (_debug_parse_err_line>=0)
return "";
ERR_FAIL_INDEX_V(p_level,_debug_call_stack_pos,"");
int l = _debug_call_stack_pos - p_level -1;
return _call_stack[l].function->get_name();
}
String GDScriptLanguage::debug_get_stack_level_source(int p_level) const {
if (_debug_parse_err_line>=0)
return _debug_parse_err_file;
ERR_FAIL_INDEX_V(p_level,_debug_call_stack_pos,"");
int l = _debug_call_stack_pos - p_level -1;
return _call_stack[l].function->get_script()->get_path();
}
void GDScriptLanguage::debug_get_stack_level_locals(int p_level,List<String> *p_locals, List<Variant> *p_values, int p_max_subitems,int p_max_depth) {
if (_debug_parse_err_line>=0)
return;
ERR_FAIL_INDEX(p_level,_debug_call_stack_pos);
int l = _debug_call_stack_pos - p_level -1;
GDFunction *f = _call_stack[l].function;
List<Pair<StringName,int> > locals;
f->debug_get_stack_member_state(*_call_stack[l].line,&locals);
for( List<Pair<StringName,int> >::Element *E = locals.front();E;E=E->next() ) {
p_locals->push_back(E->get().first);
p_values->push_back(_call_stack[l].stack[E->get().second]);
}
}
void GDScriptLanguage::debug_get_stack_level_members(int p_level,List<String> *p_members, List<Variant> *p_values, int p_max_subitems,int p_max_depth) {
if (_debug_parse_err_line>=0)
return;
ERR_FAIL_INDEX(p_level,_debug_call_stack_pos);
int l = _debug_call_stack_pos - p_level -1;
GDInstance *instance = _call_stack[l].instance;
if (!instance)
return;
Ref<GDScript> script = instance->get_script();
ERR_FAIL_COND( script.is_null() );
const Map<StringName,GDScript::MemberInfo>& mi = script->debug_get_member_indices();
for(const Map<StringName,GDScript::MemberInfo>::Element *E=mi.front();E;E=E->next()) {
p_members->push_back(E->key());
p_values->push_back( instance->debug_get_member_by_index(E->get().index));
}
}
void GDScriptLanguage::debug_get_globals(List<String> *p_locals, List<Variant> *p_values, int p_max_subitems,int p_max_depth) {
//no globals are really reachable in gdscript
}
String GDScriptLanguage::debug_parse_stack_level_expression(int p_level,const String& p_expression,int p_max_subitems,int p_max_depth) {
if (_debug_parse_err_line>=0)
return "";
return "";
}
void GDScriptLanguage::get_recognized_extensions(List<String> *p_extensions) const {
p_extensions->push_back("gd");
}
void GDScriptLanguage::get_public_functions(List<MethodInfo> *p_functions) const {
for(int i=0;i<GDFunctions::FUNC_MAX;i++) {
p_functions->push_back(GDFunctions::get_info(GDFunctions::Function(i)));
}
//not really "functions", but..
{
MethodInfo mi;
mi.name="preload:Resource";
mi.arguments.push_back(PropertyInfo(Variant::STRING,"path"));
mi.return_val=PropertyInfo(Variant::OBJECT,"",PROPERTY_HINT_RESOURCE_TYPE,"Resource");
p_functions->push_back(mi);
}
{
MethodInfo mi;
mi.name="yield";
mi.arguments.push_back(PropertyInfo(Variant::OBJECT,"object"));
mi.arguments.push_back(PropertyInfo(Variant::STRING,"signal"));
mi.default_arguments.push_back(Variant::NIL);
mi.default_arguments.push_back(Variant::STRING);
p_functions->push_back(mi);
}
{
MethodInfo mi;
mi.name="assert";
mi.arguments.push_back(PropertyInfo(Variant::BOOL,"condition"));
p_functions->push_back(mi);
}
}
void GDScriptLanguage::get_public_constants(List<Pair<String,Variant> > *p_constants) const {
Pair<String,Variant> pi;
pi.first="PI";
pi.second=Math_PI;
p_constants->push_back(pi);
}
String GDScriptLanguage::make_function(const String& p_class,const String& p_name,const StringArray& p_args) const {
String s="func "+p_name+"(";
if (p_args.size()) {
s+=" ";
for(int i=0;i<p_args.size();i++) {
if (i>0)
s+=", ";
s+=p_args[i];
}
s+=" ";
}
s+="):\n\tpass # replace with function body\n";
return s;
}
#if defined(DEBUG_METHODS_ENABLED) && defined(TOOLS_ENABLED)
struct GDCompletionIdentifier {
StringName obj_type;
Ref<GDScript> script;
Variant::Type type;
Variant value; //im case there is a value, also return it
};
static GDCompletionIdentifier _get_type_from_variant(const Variant& p_variant) {
GDCompletionIdentifier t;
t.type=p_variant.get_type();
t.value=p_variant;
if (p_variant.get_type()==Variant::OBJECT) {
Object *obj = p_variant;
if (obj) {
//if (obj->cast_to<GDNativeClass>()) {
// t.obj_type=obj->cast_to<GDNativeClass>()->get_name();
// t.value=Variant();
//} else {
t.obj_type=obj->get_type();
//}
}
}
return t;
}
static GDCompletionIdentifier _get_type_from_pinfo(const PropertyInfo& p_info) {
GDCompletionIdentifier t;
t.type=p_info.type;
if (p_info.hint==PROPERTY_HINT_RESOURCE_TYPE) {
t.obj_type=p_info.hint_string;
}
return t;
}
struct GDCompletionContext {
const GDParser::ClassNode *_class;
const GDParser::FunctionNode *function;
const GDParser::BlockNode *block;
Object* base;
String base_path;
};
static Ref<Reference> _get_parent_class(GDCompletionContext& context) {
if (context._class->extends_used) {
//do inheritance
String path = context._class->extends_file;
Ref<GDScript> script;
Ref<GDNativeClass> native;
if (path!="") {
//path (and optionally subclasses)
if (path.is_rel_path()) {
path=context.base_path.plus_file(path);
}
if (ScriptCodeCompletionCache::get_sigleton())
script = ScriptCodeCompletionCache::get_sigleton()->get_cached_resource(path);
else
script = ResourceLoader::load(path);
if (script.is_null()) {
return REF();
}
if (script->is_valid()) {
return REF();
}
//print_line("EXTENDS PATH: "+path+" script is "+itos(script.is_valid())+" indices is "+itos(script->member_indices.size())+" valid? "+itos(script->valid));
if (context._class->extends_class.size()) {
for(int i=0;i<context._class->extends_class.size();i++) {
String sub = context._class->extends_class[i];
if (script->get_subclasses().has(sub)) {
script=script->get_subclasses()[sub];
} else {
return REF();
}
}
}
if (script.is_valid())
return script;
} else {
if (context._class->extends_class.size()==0) {
ERR_PRINT("BUG");
return REF();
}
String base=context._class->extends_class[0];
const GDParser::ClassNode *p = context._class->owner;
Ref<GDScript> base_class;
#if 0
while(p) {
if (p->subclasses.has(base)) {
base_class=p->subclasses[base];
break;
}
p=p->_owner;
}
#endif
if (base_class.is_valid()) {
#if 0
for(int i=1;i<context._class->extends_class.size();i++) {
String subclass=context._class->extends_class[i];
if (base_class->subclasses.has(subclass)) {
base_class=base_class->subclasses[subclass];
} else {
//print_line("Could not find subclass: "+subclass);
return _get_type_from_class(context); //fail please
}
}
script=base_class;
#endif
} else {
if (context._class->extends_class.size()>1) {
return REF();
}
//if not found, try engine classes
if (!GDScriptLanguage::get_singleton()->get_global_map().has(base)) {
return REF();
}
int base_idx = GDScriptLanguage::get_singleton()->get_global_map()[base];
native = GDScriptLanguage::get_singleton()->get_global_array()[base_idx];
if (!native.is_valid()) {
print_line("Global not a class: '"+base+"'");
}
return native;
}
}
}
return Ref<Reference>();
}
static GDCompletionIdentifier _get_native_class(GDCompletionContext& context) {
//eeh...
GDCompletionIdentifier id;
id.type=Variant::NIL;
REF pc = _get_parent_class(context);
if (!pc.is_valid()) {
return id;
}
Ref<GDNativeClass> nc = pc;
Ref<GDScript> s = pc;
if (s.is_null() && nc.is_null()) {
return id;
}
while(!s.is_null()) {
nc=s->get_native();
s=s->get_base();
}
if (nc.is_null()) {
return id;
}
id.type=Variant::OBJECT;
if (context.base)
id.value=context.base;
id.obj_type=nc->get_name();
return id;
}
static bool _guess_identifier_type(GDCompletionContext& context,int p_line,const StringName& p_identifier,GDCompletionIdentifier &r_type);
static bool _guess_expression_type(GDCompletionContext& context,const GDParser::Node* p_node,int p_line,GDCompletionIdentifier &r_type) {
if (p_node->type==GDParser::Node::TYPE_CONSTANT) {
const GDParser::ConstantNode *cn=static_cast<const GDParser::ConstantNode *>(p_node);
r_type=_get_type_from_variant(cn->value);
return true;
} else if (p_node->type==GDParser::Node::TYPE_DICTIONARY) {
r_type.type=Variant::DICTIONARY;
//what the heck, fill it anyway
const GDParser::DictionaryNode *an = static_cast<const GDParser::DictionaryNode *>(p_node);
Dictionary d;
for(int i=0;i<an->elements.size();i++) {
GDCompletionIdentifier k;
if (_guess_expression_type(context,an->elements[i].key,p_line,k) && k.value.get_type()!=Variant::NIL) {
GDCompletionIdentifier v;
if (_guess_expression_type(context,an->elements[i].value,p_line,v)) {
d[k.value]=v.value;
}
}
}
r_type.value=d;
return true;
} else if (p_node->type==GDParser::Node::TYPE_ARRAY) {
r_type.type=Variant::ARRAY;
//what the heck, fill it anyway
const GDParser::ArrayNode *an = static_cast<const GDParser::ArrayNode *>(p_node);
Array arr;
arr.resize(an->elements.size());
for(int i=0;i<an->elements.size();i++) {
GDCompletionIdentifier ci;
if (_guess_expression_type(context,an->elements[i],p_line,ci)) {
arr[i]=ci.value;
}
}
r_type.value=arr;
return true;
} else if (p_node->type==GDParser::Node::TYPE_BUILT_IN_FUNCTION) {
MethodInfo mi = GDFunctions::get_info(static_cast<const GDParser::BuiltInFunctionNode*>(p_node)->function);
r_type=_get_type_from_pinfo(mi.return_val);
return true;
} else if (p_node->type==GDParser::Node::TYPE_IDENTIFIER) {
return _guess_identifier_type(context,p_line-1,static_cast<const GDParser::IdentifierNode *>(p_node)->name,r_type);
} else if (p_node->type==GDParser::Node::TYPE_SELF) {
//eeh...
r_type=_get_native_class(context);
return r_type.type!=Variant::NIL;
} else if (p_node->type==GDParser::Node::TYPE_OPERATOR) {
const GDParser::OperatorNode *op = static_cast<const GDParser::OperatorNode *>(p_node);
if (op->op==GDParser::OperatorNode::OP_CALL) {
if (op->arguments[0]->type==GDParser::Node::TYPE_TYPE) {
const GDParser::TypeNode *tn = static_cast<const GDParser::TypeNode *>(op->arguments[0]);
r_type.type=tn->vtype;
return true;
} else if (op->arguments[0]->type==GDParser::Node::TYPE_BUILT_IN_FUNCTION) {
const GDParser::BuiltInFunctionNode *bin = static_cast<const GDParser::BuiltInFunctionNode *>(op->arguments[0]);
return _guess_expression_type(context,bin,p_line,r_type);
} else if (op->arguments.size()>1 && op->arguments[1]->type==GDParser::Node::TYPE_IDENTIFIER) {
GDCompletionIdentifier base;
if (!_guess_expression_type(context,op->arguments[0],p_line,base))
return false;
StringName id = static_cast<const GDParser::IdentifierNode *>(op->arguments[1])->name;
if (base.type==Variant::OBJECT) {
if (id.operator String()=="new" && base.value.get_type()==Variant::OBJECT) {
Object *obj = base.value;
if (obj && obj->cast_to<GDNativeClass>()) {
GDNativeClass *gdnc = obj->cast_to<GDNativeClass>();
r_type.type=Variant::OBJECT;
r_type.value=Variant();
r_type.obj_type=gdnc->get_name();
return true;
}
}
if (ObjectTypeDB::has_method(base.obj_type,id)) {
#ifdef TOOLS_ENABLED
MethodBind *mb = ObjectTypeDB::get_method(base.obj_type,id);
PropertyInfo pi = mb->get_argument_info(-1);
//try calling the function if constant and all args are constant, should not crash..
Object *baseptr = base.value;
if (mb->is_const() && pi.type==Variant::OBJECT) {
bool all_valid=true;
Vector<Variant> args;
for(int i=2;i<op->arguments.size();i++) {
GDCompletionIdentifier arg;
if (_guess_expression_type(context,op->arguments[i],p_line,arg)) {
if (arg.value.get_type()!=Variant::NIL && arg.value.get_type()!=Variant::OBJECT) { // calling with object seems dangerous, i don' t know
args.push_back(arg.value);
} else {
all_valid=false;
break;
}
} else {
all_valid=false;
}
}
if (all_valid && String(id)=="get_node" && ObjectTypeDB::is_type(base.obj_type,"Node") && args.size()) {
String arg1=args[0];
if (arg1.begins_with("/root/")) {
String which = arg1.get_slice("/",2);
if (which!="") {
List<PropertyInfo> props;
Globals::get_singleton()->get_property_list(&props);
//print_line("find singleton");
for(List<PropertyInfo>::Element *E=props.front();E;E=E->next()) {
String s = E->get().name;
if (!s.begins_with("autoload/"))
continue;
//print_line("found "+s);
String name = s.get_slice("/",1);
//print_line("name: "+name+", which: "+which);
if (name==which) {
String script = Globals::get_singleton()->get(s);
if (!script.begins_with("res://")) {
script="res://"+script;
}
if (!script.ends_with(".gd")) {
//not a script, try find the script anyway,
//may have some success
script=script.basename()+".gd";
}
if (FileAccess::exists(script)) {
//print_line("is a script");
Ref<Script> scr;
if (ScriptCodeCompletionCache::get_sigleton())
scr = ScriptCodeCompletionCache::get_sigleton()->get_cached_resource(script);
else
scr = ResourceLoader::load(script);
r_type.obj_type="Node";
r_type.type=Variant::OBJECT;
r_type.script=scr;
r_type.value=Variant();
return true;
}
}
}
}
}
}
if (baseptr) {
if (all_valid) {
Vector<const Variant*> argptr;
for(int i=0;i<args.size();i++) {
argptr.push_back(&args[i]);
}
Variant::CallError ce;
Variant ret=mb->call(baseptr,argptr.ptr(),argptr.size(),ce);
if (ce.error==Variant::CallError::CALL_OK && ret.get_type()!=Variant::NIL) {
if (ret.get_type()!=Variant::OBJECT || ret.operator Object*()!=NULL) {
r_type=_get_type_from_variant(ret);
return true;
}
}
}
}
}
r_type.type=pi.type;
if (pi.hint==PROPERTY_HINT_RESOURCE_TYPE) {
r_type.obj_type=pi.hint_string;
}
return true;
#else
return false;
#endif
} else {
return false;
}
} else {
//method for some variant..
Variant::CallError ce;
Variant v = Variant::construct(base.type,NULL,0,ce);
List<MethodInfo> mi;
v.get_method_list(&mi);
for (List<MethodInfo>::Element *E=mi.front();E;E=E->next()) {
if (!E->get().name.begins_with("_") && E->get().name==id.operator String()) {
MethodInfo mi = E->get();
r_type.type=mi.return_val.type;
if (mi.return_val.hint==PROPERTY_HINT_RESOURCE_TYPE) {
r_type.obj_type=mi.return_val.hint_string;
}
return true;
}
}
}
}
} else if (op->op==GDParser::OperatorNode::OP_INDEX || op->op==GDParser::OperatorNode::OP_INDEX_NAMED) {
GDCompletionIdentifier p1;
GDCompletionIdentifier p2;
if (op->op==GDParser::OperatorNode::OP_INDEX_NAMED) {
if (op->arguments[1]->type==GDParser::Node::TYPE_IDENTIFIER) {
String id = static_cast<const GDParser::IdentifierNode*>(op->arguments[1])->name;
p2.type=Variant::STRING;
p2.value=id;
}
} else {
if (op->arguments[1]) {
if (!_guess_expression_type(context,op->arguments[1],p_line,p2)) {
return false;
}
}
}
if (op->arguments[0]->type==GDParser::Node::TYPE_ARRAY) {
const GDParser::ArrayNode *an = static_cast<const GDParser::ArrayNode *>(op->arguments[0]);
if (p2.value.is_num()) {
int index = p2.value;
if (index<0 || index>=an->elements.size())
return false;
return _guess_expression_type(context,an->elements[index],p_line,r_type);
}
} else if (op->arguments[0]->type==GDParser::Node::TYPE_DICTIONARY) {
const GDParser::DictionaryNode *dn = static_cast<const GDParser::DictionaryNode *>(op->arguments[0]);
if (p2.value.get_type()==Variant::NIL)
return false;
for(int i=0;i<dn->elements.size();i++) {
GDCompletionIdentifier k;
if (!_guess_expression_type(context,dn->elements[i].key,p_line,k)) {
return false;
}
if (k.value.get_type()==Variant::NIL)
return false;
if (k.value==p2.value) {
return _guess_expression_type(context,dn->elements[i].value,p_line,r_type);
}
}
} else {
if (op->arguments[0]) {
if (!_guess_expression_type(context,op->arguments[0],p_line,p1)) {
return false;
}
}
if (p1.value.get_type()==Variant::OBJECT) {
//??
} else if (p1.value.get_type()!=Variant::NIL) {
bool valid;
Variant ret = p1.value.get(p2.value,&valid);
if (valid) {
r_type=_get_type_from_variant(ret);
return true;
}
} else {
if (p1.type!=Variant::NIL) {
Variant::CallError ce;
Variant base = Variant::construct(p1.type,NULL,0,ce);
bool valid;
Variant ret = base.get(p2.value,&valid);
if (valid) {
r_type=_get_type_from_variant(ret);
return true;
}
}
}
}
} else {
Variant::Operator vop = Variant::OP_MAX;
switch(op->op) {
case GDParser::OperatorNode::OP_ADD: vop=Variant::OP_ADD; break;
case GDParser::OperatorNode::OP_SUB: vop=Variant::OP_SUBSTRACT; break;
case GDParser::OperatorNode::OP_MUL: vop=Variant::OP_MULTIPLY; break;
case GDParser::OperatorNode::OP_DIV: vop=Variant::OP_DIVIDE; break;
case GDParser::OperatorNode::OP_MOD: vop=Variant::OP_MODULE; break;
case GDParser::OperatorNode::OP_SHIFT_LEFT: vop=Variant::OP_SHIFT_LEFT; break;
case GDParser::OperatorNode::OP_SHIFT_RIGHT: vop=Variant::OP_SHIFT_RIGHT; break;
case GDParser::OperatorNode::OP_BIT_AND: vop=Variant::OP_BIT_AND; break;
case GDParser::OperatorNode::OP_BIT_OR: vop=Variant::OP_BIT_OR; break;
case GDParser::OperatorNode::OP_BIT_XOR: vop=Variant::OP_BIT_XOR; break;
default:{}
}
if (vop==Variant::OP_MAX)
return false;
GDCompletionIdentifier p1;
GDCompletionIdentifier p2;
if (op->arguments[0]) {
if (!_guess_expression_type(context,op->arguments[0],p_line,p1)) {
return false;
}
}
if (op->arguments.size()>1) {
if (!_guess_expression_type(context,op->arguments[1],p_line,p2)) {
return false;
}
}
Variant::CallError ce;
bool v1_use_value = p1.value.get_type()!=Variant::NIL && p1.value.get_type()!=Variant::OBJECT;
Variant v1 = (v1_use_value)?p1.value:Variant::construct(p1.type,NULL,0,ce);
bool v2_use_value = p2.value.get_type()!=Variant::NIL && p2.value.get_type()!=Variant::OBJECT;
Variant v2 = (v2_use_value)?p2.value:Variant::construct(p2.type,NULL,0,ce);
// avoid potential invalid ops
if ((vop==Variant::OP_DIVIDE || vop==Variant::OP_MODULE) && v2.get_type()==Variant::INT) {
v2=1;
v2_use_value=false;
}
if (vop==Variant::OP_DIVIDE && v2.get_type()==Variant::REAL) {
v2=1.0;
v2_use_value=false;
}
Variant r;
bool valid;
Variant::evaluate(vop,v1,v2,r,valid);
if (!valid)
return false;
r_type.type=r.get_type();
if (v1_use_value && v2_use_value)
r_type.value=r;
return true;
}
}
return false;
}
static bool _guess_identifier_type_in_block(GDCompletionContext& context,int p_line,const StringName& p_identifier,GDCompletionIdentifier &r_type) {
const GDParser::Node *last_assign=NULL;
int last_assign_line=-1;
for (int i=0;i<context.block->statements.size();i++) {
if (context.block->statements[i]->line>p_line)
continue;
if (context.block->statements[i]->type==GDParser::BlockNode::TYPE_LOCAL_VAR) {
const GDParser::LocalVarNode *lv=static_cast<const GDParser::LocalVarNode *>(context.block->statements[i]);
if (lv->assign && lv->name==p_identifier) {
last_assign=lv->assign;
last_assign_line=context.block->statements[i]->line;
}
}
if (context.block->statements[i]->type==GDParser::BlockNode::TYPE_OPERATOR) {
const GDParser::OperatorNode *op = static_cast<const GDParser::OperatorNode *>(context.block->statements[i]);
if (op->op==GDParser::OperatorNode::OP_ASSIGN) {
if (op->arguments.size() && op->arguments[0]->type==GDParser::Node::TYPE_IDENTIFIER) {
const GDParser::IdentifierNode *id = static_cast<const GDParser::IdentifierNode *>(op->arguments[0]);
if (id->name==p_identifier) {
last_assign=op->arguments[1];
last_assign_line=context.block->statements[i]->line;
}
}
}
}
}
//use the last assignment, (then backwards?)
if (last_assign) {
return _guess_expression_type(context,last_assign,last_assign_line,r_type);
}
return false;
}
static bool _guess_identifier_from_assignment_in_function(GDCompletionContext& context,const StringName& p_identifier, const StringName& p_function,GDCompletionIdentifier &r_type) {
const GDParser::FunctionNode* func=NULL;
for(int i=0;i<context._class->functions.size();i++) {
if (context._class->functions[i]->name==p_function) {
func=context._class->functions[i];
break;
}
}
if (!func)
return false;
for(int i=0;i<func->body->statements.size();i++) {
if (func->body->statements[i]->type==GDParser::BlockNode::TYPE_OPERATOR) {
const GDParser::OperatorNode *op = static_cast<const GDParser::OperatorNode *>(func->body->statements[i]);
if (op->op==GDParser::OperatorNode::OP_ASSIGN) {
if (op->arguments.size() && op->arguments[0]->type==GDParser::Node::TYPE_IDENTIFIER) {
const GDParser::IdentifierNode *id = static_cast<const GDParser::IdentifierNode *>(op->arguments[0]);
if (id->name==p_identifier) {
return _guess_expression_type(context,op->arguments[1],func->body->statements[i]->line,r_type);
}
}
}
}
}
return false;
}
static bool _guess_identifier_type(GDCompletionContext& context,int p_line,const StringName& p_identifier,GDCompletionIdentifier &r_type) {
//go to block first
const GDParser::BlockNode *block=context.block;
while(block) {
GDCompletionContext c = context;
c.block=block;
if (_guess_identifier_type_in_block(c,p_line,p_identifier,r_type)) {
return true;
}
block=block->parent_block;
}
//guess from argument if virtual
if (context.function && context.function->name!=StringName()) {
int argindex = -1;
for(int i=0;i<context.function->arguments.size();i++) {
if (context.function->arguments[i]==p_identifier) {
argindex=i;
break;
}
}
if (argindex!=-1) {
GDCompletionIdentifier id =_get_native_class(context);
if (id.type==Variant::OBJECT && id.obj_type!=StringName()) {
//this kinda sucks but meh
List<MethodInfo> vmethods;
ObjectTypeDB::get_virtual_methods(id.obj_type,&vmethods);
for (List<MethodInfo>::Element *E=vmethods.front();E;E=E->next()) {
if (E->get().name==context.function->name && argindex<E->get().arguments.size()) {
PropertyInfo arg=E->get().arguments[argindex];
int scp = arg.name.find(":");
if (scp!=-1) {
r_type.type=Variant::OBJECT;
r_type.obj_type=arg.name.substr(scp+1,arg.name.length());
return true;
} else {
r_type.type=arg.type;
if (arg.hint==PROPERTY_HINT_RESOURCE_TYPE)
r_type.obj_type=arg.hint_string;
return true;
}
}
}
}
}
}
//guess type in constant
for(int i=0;i<context._class->constant_expressions.size();i++) {
if (context._class->constant_expressions[i].identifier==p_identifier) {
ERR_FAIL_COND_V( context._class->constant_expressions[i].expression->type!=GDParser::Node::TYPE_CONSTANT, false );
r_type=_get_type_from_variant(static_cast<const GDParser::ConstantNode*>(context._class->constant_expressions[i].expression)->value );
return true;
}
}
if (!(context.function && context.function->_static)) {
for(int i=0;i<context._class->variables.size();i++) {
if (context._class->variables[i].identifier==p_identifier) {
if (context._class->variables[i]._export.type!=Variant::NIL) {
r_type=_get_type_from_pinfo(context._class->variables[i]._export);
return true;
} else if (context._class->variables[i].expression) {
bool rtype = _guess_expression_type(context,context._class->variables[i].expression,context._class->variables[i].line,r_type);
if (rtype && r_type.type!=Variant::NIL)
return true;
//return _guess_expression_type(context,context._class->variables[i].expression,context._class->variables[i].line,r_type);
}
//try to guess from assignment in construtor or _ready
if (_guess_identifier_from_assignment_in_function(context,p_identifier,"_ready",r_type))
return true;
if (_guess_identifier_from_assignment_in_function(context,p_identifier,"_enter_tree",r_type))
return true;
if (_guess_identifier_from_assignment_in_function(context,p_identifier,"_init",r_type))
return true;
return false;
}
}
}
//autoloads as singletons
List<PropertyInfo> props;
Globals::get_singleton()->get_property_list(&props);
for(List<PropertyInfo>::Element *E=props.front();E;E=E->next()) {
String s = E->get().name;
if (!s.begins_with("autoload/"))
continue;
String name = s.get_slice("/",1);
if (name==String(p_identifier)) {
String path = Globals::get_singleton()->get(s);
if (path.begins_with("*")) {
String script =path.substr(1,path.length());
if (!script.ends_with(".gd")) {
//not a script, try find the script anyway,
//may have some success
script=script.basename()+".gd";
}
if (FileAccess::exists(script)) {
//print_line("is a script");
Ref<Script> scr;
if (ScriptCodeCompletionCache::get_sigleton())
scr = ScriptCodeCompletionCache::get_sigleton()->get_cached_resource(script);
else
scr = ResourceLoader::load(script);
r_type.obj_type="Node";
r_type.type=Variant::OBJECT;
r_type.script=scr;
r_type.value=Variant();
return true;
}
}
}
}
//global
for(Map<StringName,int>::Element *E=GDScriptLanguage::get_singleton()->get_global_map().front();E;E=E->next()) {
if (E->key()==p_identifier) {
r_type=_get_type_from_variant(GDScriptLanguage::get_singleton()->get_global_array()[E->get()]);
return true;
}
}
return false;
}
static void _find_identifiers_in_block(GDCompletionContext& context,int p_line,bool p_only_functions,Set<String>& result) {
if (p_only_functions)
return;
for (int i=0;i<context.block->statements.size();i++) {
if (context.block->statements[i]->line>p_line)
continue;
if (context.block->statements[i]->type==GDParser::BlockNode::TYPE_LOCAL_VAR) {
const GDParser::LocalVarNode *lv=static_cast<const GDParser::LocalVarNode *>(context.block->statements[i]);
result.insert(lv->name.operator String());
}
}
}
static void _find_identifiers_in_class(GDCompletionContext& context,bool p_static,bool p_only_functions,Set<String>& result) {
if (!p_static && !p_only_functions) {
for(int i=0;i<context._class->variables.size();i++) {
result.insert(context._class->variables[i].identifier);
}
}
if (!p_only_functions) {
for(int i=0;i<context._class->constant_expressions.size();i++) {
result.insert(context._class->constant_expressions[i].identifier);
}
for(int i=0;i<context._class->subclasses.size();i++) {
result.insert(context._class->subclasses[i]->name);
}
}
for(int i=0;i<context._class->static_functions.size();i++) {
if (context._class->static_functions[i]->arguments.size())
result.insert(context._class->static_functions[i]->name.operator String()+"(");
else
result.insert(context._class->static_functions[i]->name.operator String()+"()");
}
if (!p_static) {
for(int i=0;i<context._class->functions.size();i++) {
if (context._class->functions[i]->arguments.size())
result.insert(context._class->functions[i]->name.operator String()+"(");
else
result.insert(context._class->functions[i]->name.operator String()+"()");
}
}
//globals
Ref<Reference> base = _get_parent_class(context);
while(true) {
Ref<GDScript> script = base;
Ref<GDNativeClass> nc = base;
if (script.is_valid()) {
if (!p_static && !p_only_functions) {
for (const Set<StringName>::Element *E=script->get_members().front();E;E=E->next()) {
result.insert(E->get().operator String());
}
}
if (!p_only_functions) {
for (const Map<StringName,Variant>::Element *E=script->get_constants().front();E;E=E->next()) {
result.insert(E->key().operator String());
}
}
for (const Map<StringName,GDFunction>::Element *E=script->get_member_functions().front();E;E=E->next()) {
if (!p_static || E->get().is_static()) {
if (E->get().get_argument_count())
result.insert(E->key().operator String()+"(");
else
result.insert(E->key().operator String()+"()");
}
}
if (!p_only_functions) {
for (const Map<StringName,Ref<GDScript> >::Element *E=script->get_subclasses().front();E;E=E->next()) {
result.insert(E->key().operator String());
}
}
base=script->get_base();
if (base.is_null())
base=script->get_native();
} else if (nc.is_valid()) {
if (!p_only_functions) {
StringName type = nc->get_name();
List<String> constants;
ObjectTypeDB::get_integer_constant_list(type,&constants);
for(List<String>::Element *E=constants.front();E;E=E->next()) {
result.insert(E->get());
}
List<MethodInfo> methods;
ObjectTypeDB::get_method_list(type,&methods);
for(List<MethodInfo>::Element *E=methods.front();E;E=E->next()) {
if (E->get().name.begins_with("_"))
continue;
if (E->get().arguments.size())
result.insert(E->get().name+"(");
else
result.insert(E->get().name+"()");
}
}
break;
} else
break;
}
}
static void _find_identifiers(GDCompletionContext& context,int p_line,bool p_only_functions,Set<String>& result) {
const GDParser::BlockNode *block=context.block;
if (context.function) {
const GDParser::FunctionNode* f = context.function;
for (int i=0;i<f->arguments.size();i++) {
result.insert(f->arguments[i].operator String());
}
}
while(block) {
GDCompletionContext c = context;
c.block=block;
_find_identifiers_in_block(c,p_line,p_only_functions,result);
block=block->parent_block;
}
const GDParser::ClassNode *clss=context._class;
bool _static=context.function && context.function->_static;
while(clss) {
GDCompletionContext c = context;
c._class=clss;
c.block=NULL;
c.function=NULL;
_find_identifiers_in_class(c,_static,p_only_functions,result);
clss=clss->owner;
}
for(int i=0;i<GDFunctions::FUNC_MAX;i++) {
result.insert(GDFunctions::get_func_name(GDFunctions::Function(i)));
}
static const char*_type_names[Variant::VARIANT_MAX]={
"null","bool","int","float","String","Vector2","Rect2","Vector3","Matrix32","Plane","Quat","AABB","Matrix3","Transform",
"Color","Image","NodePath","RID","Object","InputEvent","Dictionary","Array","RawArray","IntArray","FloatArray","StringArray",
"Vector2Array","Vector3Array","ColorArray"};
for(int i=0;i<Variant::VARIANT_MAX;i++) {
result.insert(_type_names[i]);
}
//autoload singletons
List<PropertyInfo> props;
Globals::get_singleton()->get_property_list(&props);
for(List<PropertyInfo>::Element *E=props.front();E;E=E->next()) {
String s = E->get().name;
if (!s.begins_with("autoload/"))
continue;
String name = s.get_slice("/",1);
String path = Globals::get_singleton()->get(s);
if (path.begins_with("*")) {
result.insert(name);
}
}
for(const Map<StringName,int>::Element *E=GDScriptLanguage::get_singleton()->get_global_map().front();E;E=E->next()) {
result.insert(E->key().operator String());
}
}
static String _get_visual_datatype(const PropertyInfo& p_info,bool p_isarg=true) {
String n = p_info.name;
int idx = n.find(":");
if (idx!=-1) {
return n.substr(idx+1,n.length());
}
if (p_info.type==Variant::OBJECT && p_info.hint==PROPERTY_HINT_RESOURCE_TYPE)
return p_info.hint_string;
if (p_info.type==Variant::NIL) {
if (p_isarg)
return "var";
else
return "void";
}
return Variant::get_type_name(p_info.type);
}
static void _make_function_hint(const GDParser::FunctionNode* p_func,int p_argidx,String& arghint) {
arghint="func "+p_func->name+"(";
for (int i=0;i<p_func->arguments.size();i++) {
if (i>0)
arghint+=", ";
else
arghint+=" ";
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
arghint+=p_func->arguments[i].operator String();
int deffrom = p_func->arguments.size()-p_func->default_values.size();
if (i>=deffrom) {
int defidx = deffrom-i;
if (defidx>=0 && defidx<p_func->default_values.size()) {
if (p_func->default_values[defidx]->type==GDParser::Node::TYPE_OPERATOR) {
const GDParser::OperatorNode *op=static_cast<const GDParser::OperatorNode *>(p_func->default_values[defidx]);
if (op->op==GDParser::OperatorNode::OP_ASSIGN) {
const GDParser::ConstantNode *cn=static_cast<const GDParser::ConstantNode *>(op->arguments[1]);
arghint+="="+cn->value.get_construct_string();
}
} else {
}
}
}
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
}
if (p_func->arguments.size()>0)
arghint+=" ";
arghint+=")";
}
static void _find_type_arguments(const GDParser::Node*p_node,int p_line,const StringName& p_method,const GDCompletionIdentifier& id, int p_argidx, Set<String>& result, String& arghint) {
//print_line("find type arguments?");
if (id.type==Variant::INPUT_EVENT && String(p_method)=="is_action" && p_argidx==0) {
List<PropertyInfo> pinfo;
Globals::get_singleton()->get_property_list(&pinfo);
for(List<PropertyInfo>::Element *E=pinfo.front();E;E=E->next()) {
const PropertyInfo &pi=E->get();
if (!pi.name.begins_with("input/"))
continue;
String name = pi.name.substr(pi.name.find("/")+1,pi.name.length());
result.insert("\""+name+"\"");
}
} else if (id.type==Variant::OBJECT && id.obj_type!=StringName()) {
MethodBind *m = ObjectTypeDB::get_method(id.obj_type,p_method);
if (!m) {
//not in static method, see script
//print_line("not in static: "+String(p_method));
Ref<GDScript> on_script;
if (id.value.get_type()) {
Object *obj=id.value;
if (obj) {
GDScript *scr = obj->cast_to<GDScript>();
if (scr) {
while (scr) {
for (const Map<StringName,GDFunction>::Element *E=scr->get_member_functions().front();E;E=E->next()) {
if (E->get().is_static() && p_method==E->get().get_name()) {
arghint="static func "+String(p_method)+"(";
for(int i=0;i<E->get().get_argument_count();i++) {
if (i>0)
arghint+=", ";
else
arghint+=" ";
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
arghint+="var "+E->get().get_argument_name(i);
int deffrom = E->get().get_argument_count()-E->get().get_default_argument_count();
if (i>=deffrom) {
int defidx = deffrom-i;
if (defidx>=0 && defidx<E->get().get_default_argument_count()) {
arghint+="="+E->get().get_default_argument(defidx).get_construct_string();
}
}
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
}
arghint+=")";
return; //found
}
}
if (scr->get_base().is_valid())
scr=scr->get_base().ptr();
else
scr=NULL;
}
} else {
on_script=obj->get_script();
}
}
}
//print_line("but it has a script?");
if (!on_script.is_valid() && id.script.is_valid()) {
//print_line("yes");
on_script=id.script;
}
if (on_script.is_valid()) {
GDScript *scr = on_script.ptr();
if (scr) {
while (scr) {
String code = scr->get_source_code();
//print_line("has source code!");
if (code!="") {
//if there is code, parse it. This way is slower but updates in real-time
GDParser p;
//Error parse(const String& p_code, const String& p_base_path="", bool p_just_validate=false,const String& p_self_path="",bool p_for_completion=false);
Error err = p.parse(scr->get_source_code(),scr->get_path().get_base_dir(),true,"",false);
if (err==OK) {
//print_line("checking the functions...");
//only if ok, otherwise use what is cached on the script
//GDParser::ClassNode *base = p.
const GDParser::Node *root = p.get_parse_tree();
ERR_FAIL_COND(root->type!=GDParser::Node::TYPE_CLASS);
const GDParser::ClassNode *cl = static_cast<const GDParser::ClassNode*>(root);
const GDParser::FunctionNode* func=NULL;
bool st=false;
for(int i=0;i<cl->functions.size();i++) {
//print_line(String(cl->functions[i]->name)+" vs "+String(p_method));
if (cl->functions[i]->name==p_method) {
func=cl->functions[i];
}
}
for(int i=0;i<cl->static_functions.size();i++) {
//print_line(String(cl->static_functions[i]->name)+" vs "+String(p_method));
if (cl->static_functions[i]->name==p_method) {
func=cl->static_functions[i];
st=true;
}
}
if (func) {
arghint="func "+String(p_method)+"(";
if (st)
arghint="static "+arghint;
for(int i=0;i<func->arguments.size();i++) {
if (i>0)
arghint+=", ";
else
arghint+=" ";
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
arghint+="var "+String(func->arguments[i]);
int deffrom = func->arguments.size()-func->default_values.size();
if (i>=deffrom) {
int defidx = deffrom-i;
if (defidx>=0 && defidx<func->default_values.size() && func->default_values[defidx]->type==GDParser::Node::TYPE_OPERATOR) {
const GDParser::OperatorNode *op=static_cast<const GDParser::OperatorNode *>(func->default_values[defidx]);
if (op->op==GDParser::OperatorNode::OP_ASSIGN) {
const GDParser::ConstantNode *cn=static_cast<const GDParser::ConstantNode *>(op->arguments[1]);
arghint+="="+cn->value.get_construct_string();
}
}
}
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
}
arghint+=" )";
return;
}
} else {
//print_line("failed parsing?");
code="";
}
}
if (code=="") {
for (const Map<StringName,GDFunction>::Element *E=scr->get_member_functions().front();E;E=E->next()) {
if (p_method==E->get().get_name()) {
arghint="func "+String(p_method)+"(";
for(int i=0;i<E->get().get_argument_count();i++) {
if (i>0)
arghint+=", ";
else
arghint+=" ";
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
arghint+="var "+E->get().get_argument_name(i);
int deffrom = E->get().get_argument_count()-E->get().get_default_argument_count();
if (i>=deffrom) {
int defidx = deffrom-i;
if (defidx>=0 && defidx<E->get().get_default_argument_count()) {
arghint+="="+E->get().get_default_argument(defidx).get_construct_string();
}
}
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
}
arghint+=")";
return; //found
}
}
#if 0
//use class directly, no code was found
if (!isfunction) {
for (const Map<StringName,Variant>::Element *E=scr->get_constants().front();E;E=E->next()) {
options.insert(E->key());
}
}
for (const Map<StringName,GDFunction>::Element *E=scr->get_member_functions().front();E;E=E->next()) {
options.insert(String(E->key())+"(");
}
for (const Set<StringName>::Element *E=scr->get_members().front();E;E=E->next()) {
options.insert(E->get());
}
#endif
}
if (scr->get_base().is_valid())
scr=scr->get_base().ptr();
else
scr=NULL;
}
}
}
} else {
//regular method
if (p_method.operator String()=="connect") {
if (p_argidx==0) {
List<MethodInfo> sigs;
ObjectTypeDB::get_signal_list(id.obj_type,&sigs);
for (List<MethodInfo>::Element *E=sigs.front();E;E=E->next()) {
result.insert("\""+E->get().name+"\"");
}
}
/*if (p_argidx==2) {
ERR_FAIL_COND(p_node->type!=GDParser::Node::TYPE_OPERATOR);
const GDParser::OperatorNode *op=static_cast<const GDParser::OperatorNode *>(p_node);
if (op->arguments.size()>)
}*/
} else {
if (p_argidx==0 && (String(p_method)=="get_node" || String(p_method)=="has_node") && ObjectTypeDB::is_type(id.obj_type,"Node")) {
List<PropertyInfo> props;
Globals::get_singleton()->get_property_list(&props);
for(List<PropertyInfo>::Element *E=props.front();E;E=E->next()) {
String s = E->get().name;
if (!s.begins_with("autoload/"))
continue;
// print_line("found "+s);
String name = s.get_slice("/",1);
result.insert("\"/root/"+name+"\"");
}
}
Object *obj=id.value;
if (obj) {
List<String> options;
obj->get_argument_options(p_method,p_argidx,&options);
for(List<String>::Element *E=options.front();E;E=E->next()) {
result.insert(E->get());
}
}
}
arghint = _get_visual_datatype(m->get_argument_info(-1),false)+" "+p_method.operator String()+String("(");
for(int i=0;i<m->get_argument_count();i++) {
if (i>0)
arghint+=", ";
else
arghint+=" ";
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
String n = m->get_argument_info(i).name;
int dp = n.find(":");
if (dp!=-1)
n=n.substr(0,dp);
arghint+=_get_visual_datatype(m->get_argument_info(i))+" "+n;
int deffrom = m->get_argument_count()-m->get_default_argument_count();
if (i>=deffrom) {
int defidx = i-deffrom;
if (defidx>=0 && defidx<m->get_default_argument_count()) {
Variant v= m->get_default_argument(i);
arghint+="="+v.get_construct_string();
}
}
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
}
if (m->get_argument_count()>0)
arghint+=" ";
arghint+=")";
}
}
}
static void _find_call_arguments(GDCompletionContext& context,const GDParser::Node* p_node, int p_line,int p_argidx, Set<String>& result, String& arghint) {
if (!p_node || p_node->type!=GDParser::Node::TYPE_OPERATOR) {
return;
}
const GDParser::OperatorNode *op = static_cast<const GDParser::OperatorNode *>(p_node);
if (op->op!=GDParser::OperatorNode::OP_CALL) {
return;
}
if (op->arguments[0]->type==GDParser::Node::TYPE_BUILT_IN_FUNCTION) {
//complete built-in function
const GDParser::BuiltInFunctionNode *fn = static_cast<const GDParser::BuiltInFunctionNode*>(op->arguments[0]);
MethodInfo mi = GDFunctions::get_info(fn->function);
arghint = _get_visual_datatype(mi.return_val,false)+" "+GDFunctions::get_func_name(fn->function)+String("(");
for(int i=0;i<mi.arguments.size();i++) {
if (i>0)
arghint+=", ";
else
arghint+=" ";
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
arghint+=_get_visual_datatype(mi.arguments[i])+" "+mi.arguments[i].name;
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
}
if (mi.arguments.size()>0)
arghint+=" ";
arghint+=")";
} else if (op->arguments[0]->type==GDParser::Node::TYPE_TYPE) {
//complete constructor
const GDParser::TypeNode *tn = static_cast<const GDParser::TypeNode*>(op->arguments[0]);
List<MethodInfo> mil;
Variant::get_constructor_list(tn->vtype,&mil);
for(List<MethodInfo>::Element *E=mil.front();E;E=E->next()) {
MethodInfo mi = E->get();
if (mi.arguments.size()==0)
continue;
if (E->prev())
arghint+="\n";
arghint += Variant::get_type_name(tn->vtype)+" "+Variant::get_type_name(tn->vtype)+String("(");
for(int i=0;i<mi.arguments.size();i++) {
if (i>0)
arghint+=", ";
else
arghint+=" ";
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
arghint+=_get_visual_datatype(mi.arguments[i])+" "+mi.arguments[i].name;
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
}
if (mi.arguments.size()>0)
arghint+=" ";
arghint+=")";
}
} else if (op->arguments.size()>=2 && op->arguments[1]->type==GDParser::Node::TYPE_IDENTIFIER) {
//make sure identifier exists...
const GDParser::IdentifierNode *id=static_cast<const GDParser::IdentifierNode *>(op->arguments[1]);
if (op->arguments[0]->type==GDParser::Node::TYPE_SELF) {
//self, look up
for(int i=0;i<context._class->static_functions.size();i++) {
if (context._class->static_functions[i]->name==id->name) {
_make_function_hint(context._class->static_functions[i],p_argidx,arghint);
return;
}
}
if (context.function && !context.function->_static) {
for(int i=0;i<context._class->functions.size();i++) {
if (context._class->functions[i]->name==id->name) {
_make_function_hint(context._class->functions[i],p_argidx,arghint);
return;
}
}
}
Ref<Reference> base = _get_parent_class(context);
while(true) {
Ref<GDScript> script = base;
Ref<GDNativeClass> nc = base;
if (script.is_valid()) {
for (const Map<StringName,GDFunction>::Element *E=script->get_member_functions().front();E;E=E->next()) {
if (E->key()==id->name) {
if (context.function && context.function->_static && !E->get().is_static())
continue;
arghint = "func "+id->name.operator String()+String("(");
for(int i=0;i<E->get().get_argument_count();i++) {
if (i>0)
arghint+=", ";
else
arghint+=" ";
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
arghint+=E->get().get_argument_name(i);
int deffrom = E->get().get_argument_count()-E->get().get_default_argument_count();
if (i>=deffrom) {
int defidx = deffrom-i;
if (defidx>=0 && defidx<E->get().get_default_argument_count()) {
arghint+="="+E->get().get_default_argument(defidx).get_construct_string();
}
}
if (i==p_argidx) {
arghint+=String::chr(0xFFFF);
}
}
if (E->get().get_argument_count()>0)
arghint+=" ";
arghint+=")";
return;
}
}
base=script->get_base();
if (base.is_null())
base=script->get_native();
} else if (nc.is_valid()) {
if (context.function && !context.function->_static) {
GDCompletionIdentifier ci;
ci.type=Variant::OBJECT;
ci.obj_type=nc->get_name();
if (!context._class->owner)
ci.value=context.base;
_find_type_arguments(p_node,p_line,id->name,ci,p_argidx,result,arghint);
//guess type..
/*
List<MethodInfo> methods;
ObjectTypeDB::get_method_list(type,&methods);
for(List<MethodInfo>::Element *E=methods.front();E;E=E->next()) {
//if (E->get().arguments.size())
// result.insert(E->get().name+"(");
//else
// result.insert(E->get().name+"()");
}*/
}
break;
} else
break;
}
} else {
//indexed lookup
GDCompletionIdentifier ci;
if (_guess_expression_type(context,op->arguments[0],p_line,ci)) {
_find_type_arguments(p_node,p_line,id->name,ci,p_argidx,result,arghint);
return;
}
}
}
#if 0
bool _static=context.function->_static;
for(int i=0;i<context._class->static_functions.size();i++) {
if (context._class->static_functions[i]->arguments.size())
result.insert(context._class->static_functions[i]->name.operator String()+"(");
else
result.insert(context._class->static_functions[i]->name.operator String()+"()");
}
if (!p_static) {
for(int i=0;i<context._class->functions.size();i++) {
if (context._class->functions[i]->arguments.size())
result.insert(context._class->functions[i]->name.operator String()+"(");
else
result.insert(context._class->functions[i]->name.operator String()+"()");
}
}
Ref<Reference> base = _get_parent_class(context);
while(true) {
Ref<GDScript> script = base;
Ref<GDNativeClass> nc = base;
if (script.is_valid()) {
if (!p_static && !p_only_functions) {
for (const Set<StringName>::Element *E=script->get_members().front();E;E=E->next()) {
result.insert(E->get().operator String());
}
}
if (!p_only_functions) {
for (const Map<StringName,Variant>::Element *E=script->get_constants().front();E;E=E->next()) {
result.insert(E->key().operator String());
}
}
for (const Map<StringName,GDFunction>::Element *E=script->get_member_functions().front();E;E=E->next()) {
if (!p_static || E->get().is_static()) {
if (E->get().get_argument_count())
result.insert(E->key().operator String()+"(");
else
result.insert(E->key().operator String()+"()");
}
}
if (!p_only_functions) {
for (const Map<StringName,Ref<GDScript> >::Element *E=script->get_subclasses().front();E;E=E->next()) {
result.insert(E->key().operator String());
}
}
base=script->get_base();
if (base.is_null())
base=script->get_native();
} else if (nc.is_valid()) {
if (!p_only_functions) {
StringName type = nc->get_name();
List<String> constants;
ObjectTypeDB::get_integer_constant_list(type,&constants);
for(List<String>::Element *E=constants.front();E;E=E->next()) {
result.insert(E->get());
}
List<MethodInfo> methods;
ObjectTypeDB::get_method_list(type,&methods);
for(List<MethodInfo>::Element *E=methods.front();E;E=E->next()) {
if (E->get().arguments.size())
result.insert(E->get().name+"(");
else
result.insert(E->get().name+"()");
}
}
break;
} else
break;
}
for(int i=0;i<GDFunctions::FUNC_MAX;i++) {
result.insert(GDFunctions::get_func_name(GDFunctions::Function(i)));
}
#endif
}
Error GDScriptLanguage::complete_code(const String& p_code, const String& p_base_path, Object*p_owner, List<String>* r_options, String &r_call_hint) {
//print_line( p_code.replace(String::chr(0xFFFF),"<cursor>"));
GDParser p;
//Error parse(const String& p_code, const String& p_base_path="", bool p_just_validate=false,const String& p_self_path="",bool p_for_completion=false);
Error err = p.parse(p_code,p_base_path,false,"",true);
bool isfunction=false;
Set<String> options;
GDCompletionContext context;
context._class=p.get_completion_class();
context.block=p.get_completion_block();
context.function=p.get_completion_function();
context.base=p_owner;
context.base_path=p_base_path;
switch(p.get_completion_type()) {
case GDParser::COMPLETION_NONE: {
print_line("No completion");
} break;
case GDParser::COMPLETION_BUILT_IN_TYPE_CONSTANT: {
print_line("Built in type constant");
List<StringName> constants;
Variant::get_numeric_constants_for_type(p.get_completion_built_in_constant(),&constants);
for(List<StringName>::Element *E=constants.front();E;E=E->next()) {
options.insert(E->get().operator String());
}
} break;
case GDParser::COMPLETION_FUNCTION:
isfunction=true;
case GDParser::COMPLETION_IDENTIFIER: {
_find_identifiers(context,p.get_completion_line(),isfunction,options);
} break;
case GDParser::COMPLETION_PARENT_FUNCTION: {
print_line("parent function");
} break;
case GDParser::COMPLETION_METHOD:
isfunction=true;
case GDParser::COMPLETION_INDEX: {
const GDParser::Node *node = p.get_completion_node();
if (node->type!=GDParser::Node::TYPE_OPERATOR)
break;
GDCompletionIdentifier t;
if (_guess_expression_type(context,static_cast<const GDParser::OperatorNode *>(node)->arguments[0],p.get_completion_line(),t)) {
if (t.type==Variant::OBJECT && t.obj_type!=StringName()) {
Ref<GDScript> on_script;
if (t.value.get_type()) {
Object *obj=t.value;
if (obj) {
GDScript *scr = obj->cast_to<GDScript>();
if (scr) {
while (scr) {
if (!isfunction) {
for (const Map<StringName,Variant>::Element *E=scr->get_constants().front();E;E=E->next()) {
options.insert(E->key());
}
}
for (const Map<StringName,GDFunction>::Element *E=scr->get_member_functions().front();E;E=E->next()) {
if (E->get().is_static())
options.insert(E->key());
}
if (scr->get_base().is_valid())
scr=scr->get_base().ptr();
else
scr=NULL;
}
} else {
on_script=obj->get_script();
}
}
}
if (!on_script.is_valid() && t.script.is_valid()) {
on_script=t.script;
}
if (on_script.is_valid()) {
GDScript *scr = on_script.ptr();
if (scr) {
while (scr) {
String code = scr->get_source_code();
if (code!="") {
//if there is code, parse it. This way is slower but updates in real-time
GDParser p;
//Error parse(const String& p_code, const String& p_base_path="", bool p_just_validate=false,const String& p_self_path="",bool p_for_completion=false);
Error err = p.parse(scr->get_source_code(),scr->get_path().get_base_dir(),true,"",false);
if (err==OK) {
//only if ok, otherwise use what is cached on the script
//GDParser::ClassNode *base = p.
const GDParser::Node *root = p.get_parse_tree();
ERR_FAIL_COND_V(root->type!=GDParser::Node::TYPE_CLASS,ERR_PARSE_ERROR);
const GDParser::ClassNode *cl = static_cast<const GDParser::ClassNode*>(root);
for(int i=0;i<cl->functions.size();i++) {
if (cl->functions[i]->arguments.size())
options.insert(String(cl->functions[i]->name)+"(");
else
options.insert(String(cl->functions[i]->name)+"()");
}
for(int i=0;i<cl->static_functions.size();i++) {
if (cl->static_functions[i]->arguments.size())
options.insert(String(cl->static_functions[i]->name)+"(");
else
options.insert(String(cl->static_functions[i]->name)+"()");
}
if (!isfunction) {
for(int i=0;i<cl->variables.size();i++) {
options.insert(String(cl->variables[i].identifier));
}
for(int i=0;i<cl->constant_expressions.size();i++) {
options.insert(String(cl->constant_expressions[i].identifier));
}
}
} else {
code=""; //well, then no code
}
}
if (code=="") {
//use class directly, no code was found
if (!isfunction) {
for (const Map<StringName,Variant>::Element *E=scr->get_constants().front();E;E=E->next()) {
options.insert(E->key());
}
}
for (const Map<StringName,GDFunction>::Element *E=scr->get_member_functions().front();E;E=E->next()) {
if (E->get().get_argument_count())
options.insert(String(E->key())+"()");
else
options.insert(String(E->key())+"(");
}
for (const Set<StringName>::Element *E=scr->get_members().front();E;E=E->next()) {
options.insert(E->get());
}
}
if (scr->get_base().is_valid())
scr=scr->get_base().ptr();
else
scr=NULL;
}
}
}
if (!isfunction) {
ObjectTypeDB::get_integer_constant_list(t.obj_type,r_options);
}
List<MethodInfo> mi;
ObjectTypeDB::get_method_list(t.obj_type,&mi);
for (List<MethodInfo>::Element *E=mi.front();E;E=E->next()) {
if (E->get().name.begins_with("_"))
continue;
if (E->get().arguments.size())
options.insert(E->get().name+"(");
else
options.insert(E->get().name+"()");
}
} else {
if (t.type==Variant::INPUT_EVENT) {
//this is hardcoded otherwise it's not obvious
Set<String> exclude;
for(int i=0;i<InputEvent::TYPE_MAX;i++) {
InputEvent ie;
ie.type=InputEvent::Type(i);
static const char*evnames[]={
"# Common",
"# Key",
"# MouseMotion",
"# MouseButton",
"# JoystickMotion",
"# JoystickButton",
"# ScreenTouch",
"# ScreenDrag",
"# Action"
};
r_options->push_back(evnames[i]);
Variant v = ie;
if (i==0) {
List<MethodInfo> mi;
v.get_method_list(&mi);
for (List<MethodInfo>::Element *E=mi.front();E;E=E->next()) {
r_options->push_back(E->get().name+"(");
}
}
List<PropertyInfo> pi;
v.get_property_list(&pi);
for (List<PropertyInfo>::Element *E=pi.front();E;E=E->next()) {
if (i==0)
exclude.insert(E->get().name);
else if (exclude.has(E->get().name))
continue;
r_options->push_back(E->get().name);
}
}
return OK;
} else {
if (t.value.get_type()==Variant::NIL) {
Variant::CallError ce;
t.value=Variant::construct(t.type,NULL,0,ce);
}
if (!isfunction) {
List<PropertyInfo> pl;
t.value.get_property_list(&pl);
for (List<PropertyInfo>::Element *E=pl.front();E;E=E->next()) {
if (E->get().name.find("/")==-1)
options.insert(E->get().name);
}
}
List<MethodInfo> mi;
t.value.get_method_list(&mi);
for (List<MethodInfo>::Element *E=mi.front();E;E=E->next()) {
if (E->get().arguments.size())
options.insert(E->get().name+"(");
else
options.insert(E->get().name+"()");
}
}
}
}
} break;
case GDParser::COMPLETION_CALL_ARGUMENTS: {
_find_call_arguments(context,p.get_completion_node(),p.get_completion_line(),p.get_completion_argument_index(),options,r_call_hint);
} break;
case GDParser::COMPLETION_VIRTUAL_FUNC: {
GDCompletionIdentifier cid = _get_native_class(context);
if (cid.obj_type!=StringName()) {
List<MethodInfo> vm;
ObjectTypeDB::get_virtual_methods(cid.obj_type,&vm);
for(List<MethodInfo>::Element *E=vm.front();E;E=E->next()) {
MethodInfo &mi=E->get();
String m = mi.name;
if (m.find(":")!=-1)
m=m.substr(0,m.find(":"));
m+="(";
if (mi.arguments.size()) {
for(int i=0;i<mi.arguments.size();i++) {
if (i>0)
m+=", ";
String n =mi.arguments[i].name;
if (n.find(":")!=-1)
n=n.substr(0,n.find(":"));
m+=n;
}
}
m+="):";
options.insert(m);
}
}
} break;
}
for(Set<String>::Element *E=options.front();E;E=E->next()) {
r_options->push_back(E->get());
}
return OK;
}
#else
Error GDScriptLanguage::complete_code(const String& p_code, const String& p_base_path, Object*p_owner, List<String>* r_options, String &r_call_hint) {
return OK;
}
#endif
void GDScriptLanguage::auto_indent_code(String& p_code,int p_from_line,int p_to_line) const {
Vector<String> lines = p_code.split("\n");
List<int> indent_stack;
for(int i=0;i<lines.size();i++) {
String l = lines[i];
int tc=0;
for(int j=0;j<l.length();j++) {
if (l[j]==' ' || l[j]=='\t') {
tc++;
} else {
break;
}
}
String st = l.substr(tc,l.length()).strip_edges();
if (st=="" || st.begins_with("#"))
continue; //ignore!
int ilevel=0;
if (indent_stack.size()) {
ilevel=indent_stack.back()->get();
}
if (tc>ilevel) {
indent_stack.push_back(tc);
} else if (tc<ilevel) {
while(indent_stack.size() && indent_stack.back()->get()>tc) {
indent_stack.pop_back();
}
if (indent_stack.size() && indent_stack.back()->get()!=tc)
indent_stack.push_back(tc); //this is not right but gets the job done
}
if (i>=p_from_line) {
l="";
for(int j=0;j<indent_stack.size();j++)
l+="\t";
l+=st;
} else if (i>p_to_line) {
break;
}
//print_line(itos(indent_stack.size())+","+itos(tc)+": "+l);
lines[i]=l;
}
p_code="";
for(int i=0;i<lines.size();i++) {
if (i>0)
p_code+="\n";
p_code+=lines[i];
}
}
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