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ai: better brackets coloring

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mcDandy
2026-02-25 18:45:46 +01:00
parent 800bb10835
commit 3cbaa6b0f3
1 changed files with 23 additions and 7 deletions
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web/script_text_input.js
+23 -7
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@@ -59,6 +59,7 @@ function tokenize(text) {
const pattern = /#.*|\/\*[\s\S]*?\*\/|"(?:\\.|[^"\\\r\n])*"|'(?:\\.|[^'\\\r\n])*'|\b\d+(?:\.\d*)?(?:[eE][+-]?\d+)?\b|\B\.\d+(?:[eE][+-]?\d+)?\b|==|!=|>=|<=|<<|>>|->|[+\-*/%^=<>|?:,;()\[\]{}]|\b[a-zA-Z_][a-zA-Z_0-9]*\b|\s+|./g;
let match;
const bracketStack = [];
const depthByType = { '(': 0, '[': 0, '{': 0 };
while ((match = pattern.exec(text)) !== null) {
const value = match[0];
@@ -70,14 +71,26 @@ function tokenize(text) {
} else if (value.startsWith('"') || value.startsWith("'")) {
type = "string";
} else if (OPENING_BRACKETS.has(value)) {
depth = bracketStack.length;
depth = depthByType[value];
depthByType[value]++;
bracketStack.push(value);
type = "bracket";
} else if (CLOSING_BRACKETS.has(value)) {
if (bracketStack.length > 0) {
bracketStack.pop();
const lastOpen = bracketStack[bracketStack.length - 1];
if (BRACKET_PAIRS[lastOpen] === value) {
// Use depth of bracket type being closed, before decrement
depth = depthByType[lastOpen] - 1;
depthByType[lastOpen]--;
bracketStack.pop();
} else {
// Mismatched closing bracket
depth = 0;
}
} else {
// Unmatched closing bracket
depth = 0;
}
depth = bracketStack.length;
type = "bracket";
} else if (/^[+\-*/%^=<>|?:,;]|==|!=|>=|<=|<<|>>|->$/.test(value)) {
type = "operator";
@@ -371,7 +384,7 @@ function attachLineNumbers(widget) {
}
measureClone.remove();
gutterContent.textContent = gutterLines.join("\n");
gutter.style.height = `${inputEl.clientHeight}px`;
@@ -402,12 +415,15 @@ function attachLineNumbers(widget) {
const text = inputEl.value;
const charAfter = text[selectionStart] || '';
if (/[a-zA-Z0-9_]/.test(charAfter) || CLOSING_BRACKETS.has(charAfter)) {
// Only prevent auto-close if the MATCHING closing bracket is after cursor
const closingBracket = BRACKET_PAIRS[key];
const isMatchingClosingBracket = charAfter === closingBracket;
// Prevent auto-close if next char is alphanumeric or a matching closing bracket
if (/[a-zA-Z0-9_]/.test(charAfter) || isMatchingClosingBracket) {
return;
}
const closingBracket = BRACKET_PAIRS[key];
e.preventDefault();
const before = text.substring(0, selectionStart);