virtualx-engine/core/string/char_utils.h

112 lines
4.8 KiB
C++

/*************************************************************************/
/* char_utils.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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. */
/*************************************************************************/
#ifndef CHAR_UTILS_H
#define CHAR_UTILS_H
#include "core/typedefs.h"
#include "char_range.inc"
static _FORCE_INLINE_ bool is_unicode_identifier_start(char32_t c) {
for (int i = 0; xid_start[i].start != 0; i++) {
if (c >= xid_start[i].start && c <= xid_start[i].end) {
return true;
}
}
return false;
}
static _FORCE_INLINE_ bool is_unicode_identifier_continue(char32_t c) {
for (int i = 0; xid_continue[i].start != 0; i++) {
if (c >= xid_continue[i].start && c <= xid_continue[i].end) {
return true;
}
}
return false;
}
static _FORCE_INLINE_ bool is_ascii_upper_case(char32_t c) {
return (c >= 'A' && c <= 'Z');
}
static _FORCE_INLINE_ bool is_ascii_lower_case(char32_t c) {
return (c >= 'a' && c <= 'z');
}
static _FORCE_INLINE_ bool is_digit(char32_t c) {
return (c >= '0' && c <= '9');
}
static _FORCE_INLINE_ bool is_hex_digit(char32_t c) {
return (is_digit(c) || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F'));
}
static _FORCE_INLINE_ bool is_binary_digit(char32_t c) {
return (c == '0' || c == '1');
}
static _FORCE_INLINE_ bool is_ascii_char(char32_t c) {
return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z');
}
static _FORCE_INLINE_ bool is_ascii_alphanumeric_char(char32_t c) {
return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9');
}
static _FORCE_INLINE_ bool is_ascii_identifier_char(char32_t c) {
return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9') || c == '_';
}
static _FORCE_INLINE_ bool is_symbol(char32_t c) {
return c != '_' && ((c >= '!' && c <= '/') || (c >= ':' && c <= '@') || (c >= '[' && c <= '`') || (c >= '{' && c <= '~') || c == '\t' || c == ' ');
}
static _FORCE_INLINE_ bool is_control(char32_t p_char) {
return (p_char <= 0x001f) || (p_char >= 0x007f && p_char <= 0x009f);
}
static _FORCE_INLINE_ bool is_whitespace(char32_t p_char) {
return (p_char == ' ') || (p_char == 0x00a0) || (p_char == 0x1680) || (p_char >= 0x2000 && p_char <= 0x200a) || (p_char == 0x202f) || (p_char == 0x205f) || (p_char == 0x3000) || (p_char == 0x2028) || (p_char == 0x2029) || (p_char >= 0x0009 && p_char <= 0x000d) || (p_char == 0x0085);
}
static _FORCE_INLINE_ bool is_linebreak(char32_t p_char) {
return (p_char >= 0x000a && p_char <= 0x000d) || (p_char == 0x0085) || (p_char == 0x2028) || (p_char == 0x2029);
}
static _FORCE_INLINE_ bool is_punct(char32_t p_char) {
return (p_char >= ' ' && p_char <= '/') || (p_char >= ':' && p_char <= '@') || (p_char >= '[' && p_char <= '^') || (p_char == '`') || (p_char >= '{' && p_char <= '~') || (p_char >= 0x2000 && p_char <= 0x206f) || (p_char >= 0x3000 && p_char <= 0x303f);
}
static _FORCE_INLINE_ bool is_underscore(char32_t p_char) {
return (p_char == '_');
}
#endif // CHAR_UTILS_H