From 2e6108d181b3270ba5124db64af9e296249d3bb0 Mon Sep 17 00:00:00 2001 From: VolTer Date: Fri, 22 Jul 2022 20:13:56 +0200 Subject: [PATCH] Improve binary operator highlighting --- .../gdscript/editor/gdscript_highlighter.cpp | 69 +++++++++++++------ 1 file changed, 47 insertions(+), 22 deletions(-) diff --git a/modules/gdscript/editor/gdscript_highlighter.cpp b/modules/gdscript/editor/gdscript_highlighter.cpp index 4372bb33ba66..6498c26ab6b9 100644 --- a/modules/gdscript/editor/gdscript_highlighter.cpp +++ b/modules/gdscript/editor/gdscript_highlighter.cpp @@ -46,6 +46,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l bool prev_is_char = false; bool prev_is_number = false; + bool prev_is_binary_op = false; bool in_keyword = false; bool in_word = false; bool in_function_name = false; @@ -84,16 +85,17 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l const int line_length = str.length(); Color prev_color; - if (in_region != -1 && str.length() == 0) { + if (in_region != -1 && line_length == 0) { color_region_cache[p_line] = in_region; } - for (int j = 0; j < str.length(); j++) { + 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_number = is_digit(str[j]); + bool is_binary_op = false; /* color regions */ if (is_a_symbol || in_region != -1) { @@ -244,7 +246,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l is_hex_notation = false; } - // disallow anything not a 0 or 1 + // 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) { @@ -285,7 +287,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l if (!in_keyword && is_char && !prev_is_char) { int to = j; - while (to < str.length() && !is_symbol(str[to])) { + while (to < line_length && !is_symbol(str[to])) { to++; } @@ -318,12 +320,12 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l in_signal_declaration = true; } else { int k = j; - while (k < str.length() && !is_symbol(str[k]) && str[k] != '\t' && str[k] != ' ') { + while (k < line_length && !is_symbol(str[k]) && !is_whitespace(str[k])) { k++; } // check for space between name and bracket - while (k < str.length() && (str[k] == '\t' || str[k] == ' ')) { + while (k < line_length && is_whitespace(str[k])) { k++; } @@ -336,7 +338,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l // Check for lambda. if (in_function_name && previous_text == GDScriptTokenizer::get_token_name(GDScriptTokenizer::Token::FUNC)) { k = j - 1; - while (k > 0 && (str[k] == '\t' || str[k] == ' ')) { + while (k > 0 && is_whitespace(str[k])) { k--; } @@ -349,7 +351,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l if (!in_function_name && !in_member_variable && !in_keyword && !is_number && in_word) { int k = j; - while (k > 0 && !is_symbol(str[k]) && str[k] != '\t' && str[k] != ' ') { + while (k > 0 && !is_symbol(str[k]) && !is_whitespace(str[k])) { k--; } @@ -378,7 +380,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l if (in_variable_declaration || in_function_args) { int k = j; // Skip space - while (k < str.length() && (str[k] == '\t' || str[k] == ' ')) { + while (k < line_length && is_whitespace(str[k])) { k++; } @@ -395,13 +397,41 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l in_member_variable = false; } - if (!in_node_path && in_region == -1 && (str[j] == '^')) { + 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) { + 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 && str[j] != '/' && str[j] != '%')) { + } else if (in_region != -1 || is_a_symbol) { in_node_path = false; } - if (!in_node_ref && in_region == -1 && (str[j] == '$' || str[j] == '%')) { + if (!in_node_ref && in_region == -1 && (str[j] == '$' || (str[j] == '%' && !is_binary_op))) { in_node_ref = true; } else if (in_region != -1 || (is_a_symbol && str[j] != '/' && str[j] != '%')) { in_node_ref = false; @@ -413,16 +443,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l in_annotation = false; } - if (!in_string_name && in_region == -1 && str[j] == '&') { - in_string_name = true; - } else if (in_region != -1 || is_a_symbol) { - in_string_name = false; - } - - if (in_node_path) { - next_type = NODE_PATH; - color = node_path_color; - } else if (in_node_ref) { + if (in_node_ref) { next_type = NODE_REF; color = node_ref_color; } else if (in_annotation) { @@ -431,6 +452,9 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l } 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; @@ -487,6 +511,7 @@ Dictionary GDScriptSyntaxHighlighter::_get_line_syntax_highlighting_impl(int p_l prev_is_char = is_char; prev_is_number = is_number; + prev_is_binary_op = is_binary_op; if (color != prev_color) { prev_color = color;