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path: root/modules/gdscript/editor/gdscript_highlighter.cpp
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Diffstat (limited to 'modules/gdscript/editor/gdscript_highlighter.cpp')
-rw-r--r--modules/gdscript/editor/gdscript_highlighter.cpp215
1 files changed, 121 insertions, 94 deletions
diff --git a/modules/gdscript/editor/gdscript_highlighter.cpp b/modules/gdscript/editor/gdscript_highlighter.cpp
index 61df8cdf06..420401cb79 100644
--- a/modules/gdscript/editor/gdscript_highlighter.cpp
+++ b/modules/gdscript/editor/gdscript_highlighter.cpp
@@ -39,29 +39,32 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
Type next_type = NONE;
Type current_type = NONE;
- Type previous_type = NONE;
-
- String previous_text = "";
- int previous_column = 0;
+ Type prev_type = NONE;
+ String prev_text = "";
+ int prev_column = 0;
bool prev_is_char = false;
- bool prev_is_number = false;
+ bool prev_is_digit = false;
bool prev_is_binary_op = false;
+
bool in_keyword = false;
bool in_word = false;
- bool in_function_name = false;
- bool in_lambda = false;
- bool in_variable_declaration = false;
- bool in_signal_declaration = false;
- bool in_function_args = false;
- bool in_member_variable = 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;
+ bool in_function_args = false;
+ bool in_variable_declaration = false;
+ bool in_signal_declaration = false;
bool expect_type = false;
+
Color keyword_color;
Color color;
@@ -94,7 +97,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
color = font_color;
bool is_char = !is_symbol(str[j]);
bool is_a_symbol = is_symbol(str[j]);
- bool is_number = is_digit(str[j]);
+ bool is_a_digit = is_digit(str[j]);
bool is_binary_op = false;
/* color regions */
@@ -223,9 +226,9 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
}
}
- previous_type = REGION;
- previous_text = "";
- previous_column = j;
+ prev_type = REGION;
+ prev_text = "";
+ prev_column = j;
j = from + (end_key_length - 1);
if (region_end_index == -1) {
color_region_cache[p_line] = in_region;
@@ -233,58 +236,85 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
in_region = -1;
prev_is_char = false;
- prev_is_number = 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_number)) {
- is_number = true;
+ if (is_hex_notation && (is_hex_digit(str[j]) || is_a_digit)) {
+ is_a_digit = true;
} else {
is_hex_notation = false;
}
// disallow anything not a 0 or 1 in binary notation
- if (is_bin_notation && (is_binary_digit(str[j]))) {
- is_number = true;
- } else if (is_bin_notation) {
- is_bin_notation = false;
- is_number = false;
- } else {
+ if (is_bin_notation && !is_binary_digit(str[j])) {
+ is_a_digit = false;
is_bin_notation = false;
}
- // check for dot or underscore or 'x' for hex notation in floating point number or 'e' for scientific notation
- if ((str[j] == '.' || str[j] == 'x' || str[j] == 'b' || str[j] == '_' || str[j] == 'e') && !in_word && prev_is_number && !is_number) {
- is_number = true;
- is_a_symbol = false;
- is_char = false;
+ if (!in_number && !in_word && is_a_digit) {
+ in_number = true;
+ }
- if (str[j] == 'x' && str[j - 1] == '0') {
- is_hex_notation = true;
- } else if (str[j] == 'b' && str[j - 1] == '0') {
+ // 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] == '-' || str[j] == '+' || str[j] == '~') && !prev_is_binary_op && str[j - 1] != 'e')) {
+ /* This condition continues Number highlighting in special cases.
+ 1st row: '+' or '-' after scientific notation;
+ 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 */
+ in_number = false;
}
+ } else if (!is_binary_op && (str[j] == '-' || str[j] == '+' || str[j] == '~' || (str[j] == '.' && str[j + 1] != '.' && (j == 0 || (j > 0 && str[j - 1] != '.'))))) {
+ in_number = true;
}
- if (!in_word && (is_ascii_char(str[j]) || is_underscore(str[j])) && !is_number) {
+ if (!in_word && (is_ascii_char(str[j]) || is_underscore(str[j])) && !in_number) {
in_word = true;
}
- if ((in_keyword || in_word) && !is_hex_notation) {
- is_number = false;
- }
-
if (is_a_symbol && str[j] != '.' && in_word) {
in_word = false;
}
- if (!is_char) {
- in_keyword = false;
- }
-
if (!in_keyword && is_char && !prev_is_char) {
int to = j;
while (to < line_length && !is_symbol(str[to])) {
@@ -295,11 +325,23 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
Color col = Color();
if (global_functions.has(word)) {
// "assert" and "preload" are reserved, so highlight even if not followed by a bracket.
- if (word == "assert" || word == "preload" || str[to] == '(') {
+ 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 (keywords.has(word)) {
- col = keywords[word];
+ } else if (class_names.has(word)) {
+ col = class_names[word];
+ } else if (reserved_keywords.has(word)) {
+ col = reserved_keywords[word];
} else if (member_keywords.has(word)) {
col = member_keywords[word];
}
@@ -322,7 +364,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
}
if (!in_function_name && in_word && !in_keyword) {
- if (previous_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::SIGNAL)) {
+ if (prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::SIGNAL)) {
in_signal_declaration = true;
} else {
int k = j;
@@ -337,12 +379,12 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
if (str[k] == '(') {
in_function_name = true;
- } else if (previous_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::VAR)) {
+ } else if (prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::VAR)) {
in_variable_declaration = true;
}
// Check for lambda.
- if (in_function_name && previous_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::FUNC)) {
+ if (in_function_name && prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::FUNC)) {
k = j - 1;
while (k > 0 && is_whitespace(str[k])) {
k--;
@@ -355,7 +397,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
}
}
- if (!in_function_name && !in_member_variable && !in_keyword && !is_number && in_word) {
+ 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--;
@@ -375,11 +417,11 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
in_function_args = false;
}
- if (expect_type && (prev_is_char || str[j] == '=')) {
+ if (expect_type && (prev_is_char || str[j] == '=') && str[j] != '[') {
expect_type = false;
}
- if (j > 0 && str[j] == '>' && str[j - 1] == '-') {
+ if (j > 0 && str[j - 1] == '-' && str[j] == '>') {
expect_type = true;
}
@@ -403,22 +445,6 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
in_member_variable = false;
}
- if (j > 0 && (str[j] == '&' || str[j] == '^' || str[j] == '%' || str[j] == '+' || str[j] == '-' || str[j] == '~')) {
- int k = j - 1;
- while (k > 0 && is_whitespace(str[k])) {
- k--;
- }
- if (!is_symbol(str[k]) || str[k] == '"' || str[k] == '\'' || str[k] == ')' || str[k] == ']' || str[k] == '}') {
- is_binary_op = true;
- }
- }
-
- // Highlight '+' and '-' like numbers when unary
- if ((str[j] == '+' || str[j] == '-' || str[j] == '~') && !is_binary_op) {
- is_number = true;
- is_a_symbol = 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) {
@@ -474,17 +500,17 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
} else if (in_function_name) {
next_type = FUNCTION;
- if (!in_lambda && previous_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::FUNC)) {
+ if (!in_lambda && prev_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::FUNC)) {
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 (is_number) {
- next_type = NUMBER;
- color = number_color;
} else if (expect_type) {
next_type = TYPE;
color = type_color;
@@ -496,27 +522,27 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l
if (current_type == NONE) {
current_type = next_type;
} else {
- previous_type = current_type;
+ prev_type = current_type;
current_type = next_type;
// no need to store regions...
- if (previous_type == REGION) {
- previous_text = "";
- previous_column = j;
+ if (prev_type == REGION) {
+ prev_text = "";
+ prev_column = j;
} else {
- String text = str.substr(previous_column, j - previous_column).strip_edges();
- previous_column = j;
+ String text = str.substr(prev_column, j - prev_column).strip_edges();
+ prev_column = j;
// ignore if just whitespace
if (!text.is_empty()) {
- previous_text = text;
+ prev_text = text;
}
}
}
}
prev_is_char = is_char;
- prev_is_number = is_number;
+ prev_is_digit = is_a_digit;
prev_is_binary_op = is_binary_op;
if (color != prev_color) {
@@ -539,7 +565,8 @@ PackedStringArray GDScriptSyntaxHighlighter::_get_supported_languages() const {
}
void GDScriptSyntaxHighlighter::_update_cache() {
- keywords.clear();
+ class_names.clear();
+ reserved_keywords.clear();
member_keywords.clear();
global_functions.clear();
color_regions.clear();
@@ -556,7 +583,7 @@ void GDScriptSyntaxHighlighter::_update_cache() {
List<StringName> types;
ClassDB::get_class_list(&types);
for (const StringName &E : types) {
- keywords[E] = types_color;
+ class_names[E] = types_color;
}
/* User types. */
@@ -564,14 +591,14 @@ void GDScriptSyntaxHighlighter::_update_cache() {
List<StringName> global_classes;
ScriptServer::get_global_class_list(&global_classes);
for (const StringName &E : global_classes) {
- keywords[E] = usertype_color;
+ 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) {
- keywords[info.name] = usertype_color;
+ class_names[info.name] = usertype_color;
}
}
@@ -582,7 +609,7 @@ void GDScriptSyntaxHighlighter::_update_cache() {
List<String> core_types;
gdscript->get_core_type_words(&core_types);
for (const String &E : core_types) {
- keywords[StringName(E)] = basetype_color;
+ class_names[StringName(E)] = basetype_color;
}
/* Reserved words. */
@@ -592,9 +619,9 @@ void GDScriptSyntaxHighlighter::_update_cache() {
gdscript->get_reserved_words(&keyword_list);
for (const String &E : keyword_list) {
if (gdscript->is_control_flow_keyword(E)) {
- keywords[StringName(E)] = control_flow_keyword_color;
+ reserved_keywords[StringName(E)] = control_flow_keyword_color;
} else {
- keywords[StringName(E)] = keyword_color;
+ reserved_keywords[StringName(E)] = keyword_color;
}
}
@@ -629,23 +656,23 @@ void GDScriptSyntaxHighlighter::_update_cache() {
add_color_region(beg, end, string_color, end.is_empty());
}
- const Ref<Script> script = _get_edited_resource();
- if (script.is_valid()) {
+ 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 = script->get_instance_base_type();
+ 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 name = E.name;
+ String prop_name = E.name;
if (E.usage & PROPERTY_USAGE_CATEGORY || E.usage & PROPERTY_USAGE_GROUP || E.usage & PROPERTY_USAGE_SUBGROUP) {
continue;
}
- if (name.contains("/")) {
+ if (prop_name.contains("/")) {
continue;
}
- member_keywords[name] = member_variable_color;
+ member_keywords[prop_name] = member_variable_color;
}
List<String> clist;
@@ -656,19 +683,19 @@ void GDScriptSyntaxHighlighter::_update_cache() {
}
}
- const String text_edit_color_theme = EditorSettings::get_singleton()->get("text_editor/theme/color_theme");
+ 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 || EditorSettings::get_singleton()->is_dark_theme()) {
function_definition_color = Color(0.4, 0.9, 1.0);
- global_function_color = Color(0.6, 0.6, 0.9);
+ 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);
} else {
function_definition_color = Color(0, 0.6, 0.6);
- global_function_color = Color(0.4, 0.2, 0.8);
+ 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);