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godot/modules/gdscript/editor/gdscript_highlighter.cpp
A Thousand Ships dd6443193c
[Editor] Expose more editor settings to documentation 
Co-authored-by: Tomasz Chabora <kobewi4e@gmail.com>
2024-09-12 15:34:49 +02:00

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/**************************************************************************/
/* gdscript_highlighter.cpp */
/**************************************************************************/
/* 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. */
/**************************************************************************/
#include "gdscript_highlighter.h"
#include "../gdscript.h"
#include "../gdscript_tokenizer.h"
#include "core/config/project_settings.h"
#include "editor/editor_settings.h"
#include "editor/themes/editor_theme_manager.h"
Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_line) {
Dictionary color_map;
Type next_type = NONE;
Type current_type = NONE;
Type prev_type = NONE;
String prev_text = "";
int prev_column = 0;
bool prev_is_char = false;
bool prev_is_digit = false;
bool prev_is_binary_op = false;
bool in_keyword = false;
bool in_word = false;
bool in_number = false;
bool in_node_path = false;
bool in_node_ref = false;
bool in_annotation = false;
bool in_string_name = false;
bool is_hex_notation = false;
bool is_bin_notation = false;
bool in_member_variable = false;
bool in_lambda = false;
bool in_function_name = false; // Any call.
bool in_function_declaration = false; // Only declaration.
bool in_signal_declaration = false;
bool is_after_func_signal_declaration = false;
bool in_var_const_declaration = false;
bool is_after_var_const_declaration = false;
bool expect_type = false;
int in_declaration_params = 0; // The number of opened `(` after func/signal name.
int in_declaration_param_dicts = 0; // The number of opened `{` inside func params.
int in_type_params = 0; // The number of opened `[` after type name.
Color keyword_color;
Color color;
color_region_cache[p_line] = -1;
int in_region = -1;
if (p_line != 0) {
int prev_region_line = p_line - 1;
while (prev_region_line > 0 && !color_region_cache.has(prev_region_line)) {
prev_region_line--;
}
for (int i = prev_region_line; i < p_line - 1; i++) {
get_line_syntax_highlighting(i);
}
if (!color_region_cache.has(p_line - 1)) {
get_line_syntax_highlighting(p_line - 1);
}
in_region = color_region_cache[p_line - 1];
}
const String &str = text_edit->get_line(p_line);
const int line_length = str.length();
Color prev_color;
if (in_region != -1 && line_length == 0) {
color_region_cache[p_line] = in_region;
}
for (int j = 0; j < line_length; j++) {
Dictionary highlighter_info;
color = font_color;
bool is_char = !is_symbol(str[j]);
bool is_a_symbol = is_symbol(str[j]);
bool is_a_digit = is_digit(str[j]);
bool is_binary_op = false;
/* color regions */
if (is_a_symbol || in_region != -1) {
int from = j;
if (in_region == -1) {
for (; from < line_length; from++) {
if (str[from] == '\\') {
from++;
continue;
}
break;
}
}
if (from != line_length) {
// Check if we are in entering a region.
if (in_region == -1) {
const bool r_prefix = from > 0 && str[from - 1] == 'r';
for (int c = 0; c < color_regions.size(); c++) {
// Check there is enough room.
int chars_left = line_length - from;
int start_key_length = color_regions[c].start_key.length();
int end_key_length = color_regions[c].end_key.length();
if (chars_left < start_key_length) {
continue;
}
if (color_regions[c].is_string && color_regions[c].r_prefix != r_prefix) {
continue;
}
// Search the line.
bool match = true;
const char32_t *start_key = color_regions[c].start_key.get_data();
for (int k = 0; k < start_key_length; k++) {
if (start_key[k] != str[from + k]) {
match = false;
break;
}
}
if (!match) {
continue;
}
in_region = c;
from += start_key_length;
// Check if it's the whole line.
if (end_key_length == 0 || color_regions[c].line_only || from + end_key_length > line_length) {
// Don't skip comments, for highlighting markers.
if (color_regions[in_region].is_comment) {
break;
}
if (from + end_key_length > line_length) {
// If it's key length and there is a '\', dont skip to highlight esc chars.
if (str.find("\\", from) >= 0) {
break;
}
}
prev_color = color_regions[in_region].color;
highlighter_info["color"] = color_regions[c].color;
color_map[j] = highlighter_info;
j = line_length;
if (!color_regions[c].line_only) {
color_region_cache[p_line] = c;
}
}
break;
}
// Don't skip comments, for highlighting markers.
if (j == line_length && !color_regions[in_region].is_comment) {
continue;
}
}
// If we are in one, find the end key.
if (in_region != -1) {
Color region_color = color_regions[in_region].color;
if (in_node_path && color_regions[in_region].type == ColorRegion::TYPE_STRING) {
region_color = node_path_color;
}
if (in_node_ref && color_regions[in_region].type == ColorRegion::TYPE_STRING) {
region_color = node_ref_color;
}
if (in_string_name && color_regions[in_region].type == ColorRegion::TYPE_STRING) {
region_color = string_name_color;
}
prev_color = region_color;
highlighter_info["color"] = region_color;
color_map[j] = highlighter_info;
if (color_regions[in_region].is_comment) {
int marker_start_pos = from;
int marker_len = 0;
while (from <= line_length) {
if (from < line_length && is_unicode_identifier_continue(str[from])) {
marker_len++;
} else {
if (marker_len > 0) {
HashMap<String, CommentMarkerLevel>::ConstIterator E = comment_markers.find(str.substr(marker_start_pos, marker_len));
if (E) {
Dictionary marker_highlighter_info;
marker_highlighter_info["color"] = comment_marker_colors[E->value];
color_map[marker_start_pos] = marker_highlighter_info;
Dictionary marker_continue_highlighter_info;
marker_continue_highlighter_info["color"] = region_color;
color_map[from] = marker_continue_highlighter_info;
}
}
marker_start_pos = from + 1;
marker_len = 0;
}
from++;
}
from = line_length - 1;
j = from;
} else {
// Search the line.
int region_end_index = -1;
int end_key_length = color_regions[in_region].end_key.length();
const char32_t *end_key = color_regions[in_region].end_key.get_data();
for (; from < line_length; from++) {
if (line_length - from < end_key_length) {
// Don't break if '\' to highlight esc chars.
if (str.find("\\", from) < 0) {
break;
}
}
if (!is_symbol(str[from])) {
continue;
}
if (str[from] == '\\') {
if (!color_regions[in_region].r_prefix) {
Dictionary escape_char_highlighter_info;
escape_char_highlighter_info["color"] = symbol_color;
color_map[from] = escape_char_highlighter_info;
}
from++;
if (!color_regions[in_region].r_prefix) {
int esc_len = 0;
if (str[from] == 'u') {
esc_len = 4;
} else if (str[from] == 'U') {
esc_len = 6;
}
for (int k = 0; k < esc_len && from < line_length - 1; k++) {
if (!is_hex_digit(str[from + 1])) {
break;
}
from++;
}
Dictionary region_continue_highlighter_info;
region_continue_highlighter_info["color"] = region_color;
color_map[from + 1] = region_continue_highlighter_info;
}
continue;
}
region_end_index = from;
for (int k = 0; k < end_key_length; k++) {
if (end_key[k] != str[from + k]) {
region_end_index = -1;
break;
}
}
if (region_end_index != -1) {
break;
}
}
j = from + (end_key_length - 1);
if (region_end_index == -1) {
color_region_cache[p_line] = in_region;
}
}
prev_type = REGION;
prev_text = "";
prev_column = j;
in_region = -1;
prev_is_char = false;
prev_is_digit = false;
prev_is_binary_op = false;
continue;
}
}
}
// VERY hacky... but couldn't come up with anything better.
if (j > 0 && (str[j] == '&' || str[j] == '^' || str[j] == '%' || str[j] == '+' || str[j] == '-' || str[j] == '~' || str[j] == '.')) {
int to = j - 1;
// Find what the last text was (prev_text won't work if there's no whitespace, so we need to do it manually).
while (to > 0 && is_whitespace(str[to])) {
to--;
}
int from = to;
while (from > 0 && !is_symbol(str[from])) {
from--;
}
String word = str.substr(from + 1, to - from);
// Keywords need to be exceptions, except for keywords that represent a value.
if (word == "true" || word == "false" || word == "null" || word == "PI" || word == "TAU" || word == "INF" || word == "NAN" || word == "self" || word == "super" || !reserved_keywords.has(word)) {
if (!is_symbol(str[to]) || str[to] == '"' || str[to] == '\'' || str[to] == ')' || str[to] == ']' || str[to] == '}') {
is_binary_op = true;
}
}
}
if (!is_char) {
in_keyword = false;
}
// Allow ABCDEF in hex notation.
if (is_hex_notation && (is_hex_digit(str[j]) || is_a_digit)) {
is_a_digit = true;
} else if (str[j] != '_') {
is_hex_notation = false;
}
// Disallow anything not a 0 or 1 in binary notation.
if (is_bin_notation && !is_binary_digit(str[j])) {
is_a_digit = false;
is_bin_notation = false;
}
if (!in_number && !in_word && is_a_digit) {
in_number = true;
}
// Special cases for numbers.
if (in_number && !is_a_digit) {
if (str[j] == 'b' && str[j - 1] == '0') {
is_bin_notation = true;
} else if (str[j] == 'x' && str[j - 1] == '0') {
is_hex_notation = true;
} else if (!((str[j] == '-' || str[j] == '+') && str[j - 1] == 'e' && !prev_is_digit) &&
!(str[j] == '_' && (prev_is_digit || str[j - 1] == 'b' || str[j - 1] == 'x' || str[j - 1] == '.')) &&
!(str[j] == 'e' && (prev_is_digit || str[j - 1] == '_')) &&
!(str[j] == '.' && (prev_is_digit || (!prev_is_binary_op && (j > 0 && (str[j - 1] == '_' || str[j - 1] == '-' || str[j - 1] == '+' || str[j - 1] == '~'))))) &&
!((str[j] == '-' || str[j] == '+' || str[j] == '~') && !is_binary_op && !prev_is_binary_op && str[j - 1] != 'e')) {
/* This condition continues number highlighting in special cases.
1st row: '+' or '-' after scientific notation (like 3e-4);
2nd row: '_' as a numeric separator;
3rd row: Scientific notation 'e' and floating points;
4th row: Floating points inside the number, or leading if after a unary mathematical operator;
5th row: Multiple unary mathematical operators (like ~-7) */
in_number = false;
}
} else if (str[j] == '.' && !is_binary_op && is_digit(str[j + 1]) && (j == 0 || (j > 0 && str[j - 1] != '.'))) {
// Start number highlighting from leading decimal points (like .42)
in_number = true;
} else if ((str[j] == '-' || str[j] == '+' || str[j] == '~') && !is_binary_op) {
// Only start number highlighting on unary operators if a digit follows them.
int non_op = j + 1;
while (str[non_op] == '-' || str[non_op] == '+' || str[non_op] == '~') {
non_op++;
}
if (is_digit(str[non_op]) || (str[non_op] == '.' && non_op < line_length && is_digit(str[non_op + 1]))) {
in_number = true;
}
}
if (!in_word && is_unicode_identifier_start(str[j]) && !in_number) {
in_word = true;
}
if (is_a_symbol && str[j] != '.' && in_word) {
in_word = false;
}
if (!in_keyword && is_char && !prev_is_char) {
int to = j;
while (to < line_length && !is_symbol(str[to])) {
to++;
}
String word = str.substr(j, to - j);
Color col;
if (global_functions.has(word)) {
// "assert" and "preload" are reserved, so highlight even if not followed by a bracket.
if (word == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::ASSERT) || word == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::PRELOAD)) {
col = global_function_color;
} else {
// For other global functions, check if followed by bracket.
int k = to;
while (k < line_length && is_whitespace(str[k])) {
k++;
}
if (str[k] == '(') {
col = global_function_color;
}
}
} else if (class_names.has(word)) {
col = class_names[word];
} else if (reserved_keywords.has(word)) {
col = reserved_keywords[word];
// Don't highlight `list` as a type in `for elem: Type in list`.
expect_type = false;
} else if (member_keywords.has(word)) {
col = member_keywords[word];
}
if (col != Color()) {
for (int k = j - 1; k >= 0; k--) {
if (str[k] == '.') {
col = Color(); // Keyword, member & global func indexing not allowed.
break;
} else if (str[k] > 32) {
break;
}
}
if (col != Color()) {
in_keyword = true;
keyword_color = col;
}
}
}
if (!in_function_name && in_word && !in_keyword) {
if (prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::SIGNAL)) {
in_signal_declaration = true;
} else {
int k = j;
while (k < line_length && !is_symbol(str[k]) && !is_whitespace(str[k])) {
k++;
}
// Check for space between name and bracket.
while (k < line_length && is_whitespace(str[k])) {
k++;
}
if (str[k] == '(') {
in_function_name = true;
if (prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::FUNC)) {
in_function_declaration = true;
}
} else if (prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::VAR) || prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::FOR) || prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::CONST)) {
in_var_const_declaration = true;
}
// Check for lambda.
if (in_function_declaration) {
k = j - 1;
while (k > 0 && is_whitespace(str[k])) {
k--;
}
if (str[k] == ':') {
in_lambda = true;
}
}
}
}
if (!in_function_name && !in_member_variable && !in_keyword && !in_number && in_word) {
int k = j;
while (k > 0 && !is_symbol(str[k]) && !is_whitespace(str[k])) {
k--;
}
if (str[k] == '.') {
in_member_variable = true;
}
}
if (is_a_symbol) {
if (in_function_declaration || in_signal_declaration) {
is_after_func_signal_declaration = true;
}
if (in_var_const_declaration) {
is_after_var_const_declaration = true;
}
if (in_declaration_params > 0) {
switch (str[j]) {
case '(':
in_declaration_params += 1;
break;
case ')':
in_declaration_params -= 1;
break;
case '{':
in_declaration_param_dicts += 1;
break;
case '}':
in_declaration_param_dicts -= 1;
break;
}
} else if ((is_after_func_signal_declaration || prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::FUNC)) && str[j] == '(') {
in_declaration_params = 1;
in_declaration_param_dicts = 0;
}
if (expect_type) {
switch (str[j]) {
case '[':
in_type_params += 1;
break;
case ']':
in_type_params -= 1;
break;
case ',':
if (in_type_params <= 0) {
expect_type = false;
}
break;
case ' ':
case '\t':
case '.':
break;
default:
expect_type = false;
break;
}
} else {
if (j > 0 && str[j - 1] == '-' && str[j] == '>') {
expect_type = true;
in_type_params = 0;
}
if ((is_after_var_const_declaration || (in_declaration_params == 1 && in_declaration_param_dicts == 0)) && str[j] == ':') {
expect_type = true;
in_type_params = 0;
}
}
in_function_name = false;
in_function_declaration = false;
in_signal_declaration = false;
in_var_const_declaration = false;
in_lambda = false;
in_member_variable = false;
if (!is_whitespace(str[j])) {
is_after_func_signal_declaration = false;
is_after_var_const_declaration = false;
}
}
// Keep symbol color for binary '&&'. In the case of '&&&' use StringName color for the last ampersand.
if (!in_string_name && in_region == -1 && str[j] == '&' && !is_binary_op) {
if (j >= 2 && str[j - 1] == '&' && str[j - 2] != '&' && prev_is_binary_op) {
is_binary_op = true;
} else if (j == 0 || (j > 0 && str[j - 1] != '&') || prev_is_binary_op) {
in_string_name = true;
}
} else if (in_region != -1 || is_a_symbol) {
in_string_name = false;
}
// '^^' has no special meaning, so unlike StringName, when binary, use NodePath color for the last caret.
if (!in_node_path && in_region == -1 && str[j] == '^' && !is_binary_op && (j == 0 || (j > 0 && str[j - 1] != '^') || prev_is_binary_op)) {
in_node_path = true;
} else if (in_region != -1 || is_a_symbol) {
in_node_path = false;
}
if (!in_node_ref && in_region == -1 && (str[j] == '$' || (str[j] == '%' && !is_binary_op))) {
in_node_ref = true;
} else if (in_region != -1 || (is_a_symbol && str[j] != '/' && str[j] != '%') || (is_a_digit && j > 0 && (str[j - 1] == '$' || str[j - 1] == '/' || str[j - 1] == '%'))) {
// NodeRefs can't start with digits, so point out wrong syntax immediately.
in_node_ref = false;
}
if (!in_annotation && in_region == -1 && str[j] == '@') {
in_annotation = true;
} else if (in_region != -1 || is_a_symbol) {
in_annotation = false;
}
const bool in_raw_string_prefix = in_region == -1 && str[j] == 'r' && j + 1 < line_length && (str[j + 1] == '"' || str[j + 1] == '\'');
if (in_raw_string_prefix) {
color = string_color;
} else if (in_node_ref) {
next_type = NODE_REF;
color = node_ref_color;
} else if (in_annotation) {
next_type = ANNOTATION;
color = annotation_color;
} else if (in_string_name) {
next_type = STRING_NAME;
color = string_name_color;
} else if (in_node_path) {
next_type = NODE_PATH;
color = node_path_color;
} else if (in_keyword) {
next_type = KEYWORD;
color = keyword_color;
} else if (in_signal_declaration) {
next_type = SIGNAL;
color = member_color;
} else if (in_function_name) {
next_type = FUNCTION;
if (!in_lambda && in_function_declaration) {
color = function_definition_color;
} else {
color = function_color;
}
} else if (in_number) {
next_type = NUMBER;
color = number_color;
} else if (is_a_symbol) {
next_type = SYMBOL;
color = symbol_color;
} else if (expect_type) {
next_type = TYPE;
color = type_color;
} else if (in_member_variable) {
next_type = MEMBER;
color = member_color;
} else {
next_type = IDENTIFIER;
}
if (next_type != current_type) {
if (current_type == NONE) {
current_type = next_type;
} else {
prev_type = current_type;
current_type = next_type;
// No need to store regions...
if (prev_type == REGION) {
prev_text = "";
prev_column = j;
} else {
String text = str.substr(prev_column, j - prev_column).strip_edges();
prev_column = j;
// Ignore if just whitespace.
if (!text.is_empty()) {
prev_text = text;
}
}
}
}
prev_is_char = is_char;
prev_is_digit = is_a_digit;
prev_is_binary_op = is_binary_op;
if (color != prev_color) {
prev_color = color;
highlighter_info["color"] = color;
color_map[j] = highlighter_info;
}
}
return color_map;
}
String GDScriptSyntaxHighlighter::_get_name() const {
return "GDScript";
}
PackedStringArray GDScriptSyntaxHighlighter::_get_supported_languages() const {
PackedStringArray languages;
languages.push_back("GDScript");
return languages;
}
void GDScriptSyntaxHighlighter::_update_cache() {
class_names.clear();
reserved_keywords.clear();
member_keywords.clear();
global_functions.clear();
color_regions.clear();
color_region_cache.clear();
font_color = text_edit->get_theme_color(SceneStringName(font_color));
symbol_color = EDITOR_GET("text_editor/theme/highlighting/symbol_color");
function_color = EDITOR_GET("text_editor/theme/highlighting/function_color");
number_color = EDITOR_GET("text_editor/theme/highlighting/number_color");
member_color = EDITOR_GET("text_editor/theme/highlighting/member_variable_color");
/* Engine types. */
const Color types_color = EDITOR_GET("text_editor/theme/highlighting/engine_type_color");
List<StringName> types;
ClassDB::get_class_list(&types);
for (const StringName &E : types) {
class_names[E] = types_color;
}
/* User types. */
const Color usertype_color = EDITOR_GET("text_editor/theme/highlighting/user_type_color");
List<StringName> global_classes;
ScriptServer::get_global_class_list(&global_classes);
for (const StringName &E : global_classes) {
class_names[E] = usertype_color;
}
/* Autoloads. */
for (const KeyValue<StringName, ProjectSettings::AutoloadInfo> &E : ProjectSettings::get_singleton()->get_autoload_list()) {
const ProjectSettings::AutoloadInfo &info = E.value;
if (info.is_singleton) {
class_names[info.name] = usertype_color;
}
}
const GDScriptLanguage *gdscript = GDScriptLanguage::get_singleton();
/* Core types. */
const Color basetype_color = EDITOR_GET("text_editor/theme/highlighting/base_type_color");
List<String> core_types;
gdscript->get_core_type_words(&core_types);
for (const String &E : core_types) {
class_names[StringName(E)] = basetype_color;
}
class_names[SNAME("Variant")] = basetype_color;
class_names[SNAME("void")] = basetype_color;
// `get_core_type_words()` doesn't return primitive types.
class_names[SNAME("bool")] = basetype_color;
class_names[SNAME("int")] = basetype_color;
class_names[SNAME("float")] = basetype_color;
/* Reserved words. */
const Color keyword_color = EDITOR_GET("text_editor/theme/highlighting/keyword_color");
const Color control_flow_keyword_color = EDITOR_GET("text_editor/theme/highlighting/control_flow_keyword_color");
List<String> keyword_list;
gdscript->get_reserved_words(&keyword_list);
for (const String &E : keyword_list) {
if (gdscript->is_control_flow_keyword(E)) {
reserved_keywords[StringName(E)] = control_flow_keyword_color;
} else {
reserved_keywords[StringName(E)] = keyword_color;
}
}
// Highlight `set` and `get` as "keywords" with the function color to avoid conflicts with method calls.
reserved_keywords[SNAME("set")] = function_color;
reserved_keywords[SNAME("get")] = function_color;
/* Global functions. */
List<StringName> global_function_list;
GDScriptUtilityFunctions::get_function_list(&global_function_list);
Variant::get_utility_function_list(&global_function_list);
// "assert" and "preload" are not utility functions, but are global nonetheless, so insert them.
global_functions.insert(SNAME("assert"));
global_functions.insert(SNAME("preload"));
for (const StringName &E : global_function_list) {
global_functions.insert(E);
}
/* Comments */
const Color comment_color = EDITOR_GET("text_editor/theme/highlighting/comment_color");
List<String> comments;
gdscript->get_comment_delimiters(&comments);
for (const String &comment : comments) {
String beg = comment.get_slice(" ", 0);
String end = comment.get_slice_count(" ") > 1 ? comment.get_slice(" ", 1) : String();
add_color_region(ColorRegion::TYPE_COMMENT, beg, end, comment_color, end.is_empty());
}
/* Doc comments */
const Color doc_comment_color = EDITOR_GET("text_editor/theme/highlighting/doc_comment_color");
List<String> doc_comments;
gdscript->get_doc_comment_delimiters(&doc_comments);
for (const String &doc_comment : doc_comments) {
String beg = doc_comment.get_slice(" ", 0);
String end = doc_comment.get_slice_count(" ") > 1 ? doc_comment.get_slice(" ", 1) : String();
add_color_region(ColorRegion::TYPE_COMMENT, beg, end, doc_comment_color, end.is_empty());
}
/* Code regions */
const Color code_region_color = Color(EDITOR_GET("text_editor/theme/highlighting/folded_code_region_color").operator Color(), 1.0);
add_color_region(ColorRegion::TYPE_CODE_REGION, "#region", "", code_region_color, true);
add_color_region(ColorRegion::TYPE_CODE_REGION, "#endregion", "", code_region_color, true);
/* Strings */
string_color = EDITOR_GET("text_editor/theme/highlighting/string_color");
add_color_region(ColorRegion::TYPE_STRING, "\"", "\"", string_color);
add_color_region(ColorRegion::TYPE_STRING, "'", "'", string_color);
add_color_region(ColorRegion::TYPE_MULTILINE_STRING, "\"\"\"", "\"\"\"", string_color);
add_color_region(ColorRegion::TYPE_MULTILINE_STRING, "'''", "'''", string_color);
add_color_region(ColorRegion::TYPE_STRING, "\"", "\"", string_color, false, true);
add_color_region(ColorRegion::TYPE_STRING, "'", "'", string_color, false, true);
add_color_region(ColorRegion::TYPE_MULTILINE_STRING, "\"\"\"", "\"\"\"", string_color, false, true);
add_color_region(ColorRegion::TYPE_MULTILINE_STRING, "'''", "'''", string_color, false, true);
const Ref<Script> scr = _get_edited_resource();
if (scr.is_valid()) {
/* Member types. */
const Color member_variable_color = EDITOR_GET("text_editor/theme/highlighting/member_variable_color");
StringName instance_base = scr->get_instance_base_type();
if (instance_base != StringName()) {
List<PropertyInfo> plist;
ClassDB::get_property_list(instance_base, &plist);
for (const PropertyInfo &E : plist) {
String prop_name = E.name;
if (E.usage & PROPERTY_USAGE_CATEGORY || E.usage & PROPERTY_USAGE_GROUP || E.usage & PROPERTY_USAGE_SUBGROUP) {
continue;
}
if (prop_name.contains("/")) {
continue;
}
member_keywords[prop_name] = member_variable_color;
}
List<String> clist;
ClassDB::get_integer_constant_list(instance_base, &clist);
for (const String &E : clist) {
member_keywords[E] = member_variable_color;
}
}
}
const String text_edit_color_theme = EDITOR_GET("text_editor/theme/color_theme");
const bool godot_2_theme = text_edit_color_theme == "Godot 2";
if (godot_2_theme || EditorThemeManager::is_dark_theme()) {
function_definition_color = Color(0.4, 0.9, 1.0);
global_function_color = Color(0.64, 0.64, 0.96);
node_path_color = Color(0.72, 0.77, 0.49);
node_ref_color = Color(0.39, 0.76, 0.35);
annotation_color = Color(1.0, 0.7, 0.45);
string_name_color = Color(1.0, 0.76, 0.65);
comment_marker_colors[COMMENT_MARKER_CRITICAL] = Color(0.77, 0.35, 0.35);
comment_marker_colors[COMMENT_MARKER_WARNING] = Color(0.72, 0.61, 0.48);
comment_marker_colors[COMMENT_MARKER_NOTICE] = Color(0.56, 0.67, 0.51);
} else {
function_definition_color = Color(0, 0.6, 0.6);
global_function_color = Color(0.36, 0.18, 0.72);
node_path_color = Color(0.18, 0.55, 0);
node_ref_color = Color(0.0, 0.5, 0);
annotation_color = Color(0.8, 0.37, 0);
string_name_color = Color(0.8, 0.56, 0.45);
comment_marker_colors[COMMENT_MARKER_CRITICAL] = Color(0.8, 0.14, 0.14);
comment_marker_colors[COMMENT_MARKER_WARNING] = Color(0.75, 0.39, 0.03);
comment_marker_colors[COMMENT_MARKER_NOTICE] = Color(0.24, 0.54, 0.09);
}
// TODO: Move to editor_settings.cpp
EDITOR_DEF("text_editor/theme/highlighting/gdscript/function_definition_color", function_definition_color);
EDITOR_DEF("text_editor/theme/highlighting/gdscript/global_function_color", global_function_color);
EDITOR_DEF("text_editor/theme/highlighting/gdscript/node_path_color", node_path_color);
EDITOR_DEF("text_editor/theme/highlighting/gdscript/node_reference_color", node_ref_color);
EDITOR_DEF("text_editor/theme/highlighting/gdscript/annotation_color", annotation_color);
EDITOR_DEF("text_editor/theme/highlighting/gdscript/string_name_color", string_name_color);
EDITOR_DEF("text_editor/theme/highlighting/comment_markers/critical_color", comment_marker_colors[COMMENT_MARKER_CRITICAL]);
EDITOR_DEF("text_editor/theme/highlighting/comment_markers/warning_color", comment_marker_colors[COMMENT_MARKER_WARNING]);
EDITOR_DEF("text_editor/theme/highlighting/comment_markers/notice_color", comment_marker_colors[COMMENT_MARKER_NOTICE]);
// The list is based on <https://github.com/KDE/syntax-highlighting/blob/master/data/syntax/alert.xml>.
EDITOR_DEF("text_editor/theme/highlighting/comment_markers/critical_list", "ALERT,ATTENTION,CAUTION,CRITICAL,DANGER,SECURITY");
EDITOR_DEF("text_editor/theme/highlighting/comment_markers/warning_list", "BUG,DEPRECATED,FIXME,HACK,TASK,TBD,TODO,WARNING");
EDITOR_DEF("text_editor/theme/highlighting/comment_markers/notice_list", "INFO,NOTE,NOTICE,TEST,TESTING");
if (text_edit_color_theme == "Default" || godot_2_theme) {
EditorSettings::get_singleton()->set_initial_value(
"text_editor/theme/highlighting/gdscript/function_definition_color",
function_definition_color,
true);
EditorSettings::get_singleton()->set_initial_value(
"text_editor/theme/highlighting/gdscript/global_function_color",
global_function_color,
true);
EditorSettings::get_singleton()->set_initial_value(
"text_editor/theme/highlighting/gdscript/node_path_color",
node_path_color,
true);
EditorSettings::get_singleton()->set_initial_value(
"text_editor/theme/highlighting/gdscript/node_reference_color",
node_ref_color,
true);
EditorSettings::get_singleton()->set_initial_value(
"text_editor/theme/highlighting/gdscript/annotation_color",
annotation_color,
true);
EditorSettings::get_singleton()->set_initial_value(
"text_editor/theme/highlighting/gdscript/string_name_color",
string_name_color,
true);
EditorSettings::get_singleton()->set_initial_value(
"text_editor/theme/highlighting/comment_markers/critical_color",
comment_marker_colors[COMMENT_MARKER_CRITICAL],
true);
EditorSettings::get_singleton()->set_initial_value(
"text_editor/theme/highlighting/comment_markers/warning_color",
comment_marker_colors[COMMENT_MARKER_WARNING],
true);
EditorSettings::get_singleton()->set_initial_value(
"text_editor/theme/highlighting/comment_markers/notice_color",
comment_marker_colors[COMMENT_MARKER_NOTICE],
true);
}
function_definition_color = EDITOR_GET("text_editor/theme/highlighting/gdscript/function_definition_color");
global_function_color = EDITOR_GET("text_editor/theme/highlighting/gdscript/global_function_color");
node_path_color = EDITOR_GET("text_editor/theme/highlighting/gdscript/node_path_color");
node_ref_color = EDITOR_GET("text_editor/theme/highlighting/gdscript/node_reference_color");
annotation_color = EDITOR_GET("text_editor/theme/highlighting/gdscript/annotation_color");
string_name_color = EDITOR_GET("text_editor/theme/highlighting/gdscript/string_name_color");
type_color = EDITOR_GET("text_editor/theme/highlighting/base_type_color");
comment_marker_colors[COMMENT_MARKER_CRITICAL] = EDITOR_GET("text_editor/theme/highlighting/comment_markers/critical_color");
comment_marker_colors[COMMENT_MARKER_WARNING] = EDITOR_GET("text_editor/theme/highlighting/comment_markers/warning_color");
comment_marker_colors[COMMENT_MARKER_NOTICE] = EDITOR_GET("text_editor/theme/highlighting/comment_markers/notice_color");
comment_markers.clear();
Vector<String> critical_list = EDITOR_GET("text_editor/theme/highlighting/comment_markers/critical_list").operator String().split(",", false);
for (int i = 0; i < critical_list.size(); i++) {
comment_markers[critical_list[i]] = COMMENT_MARKER_CRITICAL;
}
Vector<String> warning_list = EDITOR_GET("text_editor/theme/highlighting/comment_markers/warning_list").operator String().split(",", false);
for (int i = 0; i < warning_list.size(); i++) {
comment_markers[warning_list[i]] = COMMENT_MARKER_WARNING;
}
Vector<String> notice_list = EDITOR_GET("text_editor/theme/highlighting/comment_markers/notice_list").operator String().split(",", false);
for (int i = 0; i < notice_list.size(); i++) {
comment_markers[notice_list[i]] = COMMENT_MARKER_NOTICE;
}
}
void GDScriptSyntaxHighlighter::add_color_region(ColorRegion::Type p_type, const String &p_start_key, const String &p_end_key, const Color &p_color, bool p_line_only, bool p_r_prefix) {
ERR_FAIL_COND_MSG(p_start_key.is_empty(), "Color region start key cannot be empty.");
ERR_FAIL_COND_MSG(!is_symbol(p_start_key[0]), "Color region start key must start with a symbol.");
if (!p_end_key.is_empty()) {
ERR_FAIL_COND_MSG(!is_symbol(p_end_key[0]), "Color region end key must start with a symbol.");
}
int at = 0;
for (const ColorRegion &region : color_regions) {
ERR_FAIL_COND_MSG(region.start_key == p_start_key && region.r_prefix == p_r_prefix, "Color region with start key '" + p_start_key + "' already exists.");
if (p_start_key.length() < region.start_key.length()) {
at++;
} else {
break;
}
}
ColorRegion color_region;
color_region.type = p_type;
color_region.color = p_color;
color_region.start_key = p_start_key;
color_region.end_key = p_end_key;
color_region.line_only = p_line_only;
color_region.r_prefix = p_r_prefix;
color_region.is_string = p_type == ColorRegion::TYPE_STRING || p_type == ColorRegion::TYPE_MULTILINE_STRING;
color_region.is_comment = p_type == ColorRegion::TYPE_COMMENT || p_type == ColorRegion::TYPE_CODE_REGION;
color_regions.insert(at, color_region);
clear_highlighting_cache();
}
Ref<EditorSyntaxHighlighter> GDScriptSyntaxHighlighter::_create() const {
Ref<GDScriptSyntaxHighlighter> syntax_highlighter;
syntax_highlighter.instantiate();
return syntax_highlighter;
}
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