131 lines
5.8 KiB
C++
131 lines
5.8 KiB
C++
/**************************************************************************/
|
|
/* char_utils.h */
|
|
/**************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/**************************************************************************/
|
|
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
|
|
/* Copyright (c) 2007-2014 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. */
|
|
/**************************************************************************/
|
|
|
|
#ifndef CHAR_UTILS_H
|
|
#define CHAR_UTILS_H
|
|
|
|
#include "core/typedefs.h"
|
|
|
|
#include "char_range.inc"
|
|
|
|
#define BSEARCH_CHAR_RANGE(m_array) \
|
|
int low = 0; \
|
|
int high = sizeof(m_array) / sizeof(m_array[0]) - 1; \
|
|
int middle; \
|
|
\
|
|
while (low <= high) { \
|
|
middle = (low + high) / 2; \
|
|
\
|
|
if (c < m_array[middle].start) { \
|
|
high = middle - 1; \
|
|
} else if (c > m_array[middle].end) { \
|
|
low = middle + 1; \
|
|
} else { \
|
|
return true; \
|
|
} \
|
|
} \
|
|
\
|
|
return false
|
|
|
|
static _FORCE_INLINE_ bool is_unicode_identifier_start(char32_t c) {
|
|
BSEARCH_CHAR_RANGE(xid_start);
|
|
}
|
|
|
|
static _FORCE_INLINE_ bool is_unicode_identifier_continue(char32_t c) {
|
|
BSEARCH_CHAR_RANGE(xid_continue);
|
|
}
|
|
|
|
static _FORCE_INLINE_ bool is_unicode_upper_case(char32_t c) {
|
|
BSEARCH_CHAR_RANGE(uppercase_letter);
|
|
}
|
|
|
|
static _FORCE_INLINE_ bool is_unicode_lower_case(char32_t c) {
|
|
BSEARCH_CHAR_RANGE(lowercase_letter);
|
|
}
|
|
|
|
#undef BSEARCH_CHAR_RANGE
|
|
|
|
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
|