mirror of
https://github.com/pbakaus/impeccable.git
synced 2026-09-12 14:16:28 +03:00
Paul BakausandGitHub
e1d3ea0b6f
* Add detector benchmark lab and visual contrast fallback * Expand visual contrast fixture coverage * Add browser visual contrast fallback * Show visual contrast overlays in detector lab * Fix detector lab short viewport layout * Fix detector lab visual overlays * Add visual contrast to browser scan overlays * Avoid browser scroll jumps during visual contrast scans * Resolve visual contrast lazily on scroll * Refresh detector lab visual counts lazily * Update pnpm lockfile for static parser deps * Address Bugbot detector API comments * Report extension visual contrast errors * Refactor detector into engine modules * Address Bugbot detector comments * Fix latest Bugbot detector notes * Fix visual contrast fixture labels * Refine detector lab fixtures * Fix stale detector overlay references * Fix detector lab fixture URLs * Fix typography lab fixture highlights * Fix typography lab page-level signal * Fix visual overlay lifecycle cleanup * Remove dead spotlight timer cleanup * Make browser async APIs reject consistently
421 lines
18 KiB
JavaScript
421 lines
18 KiB
JavaScript
import { GENERIC_FONTS } from '../../shared/constants.mjs';
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import { isFullPage } from '../../shared/page.mjs';
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import { finding } from '../../findings.mjs';
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import { profileFindings, profileStep } from '../../profile/profiler.mjs';
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// ---------------------------------------------------------------------------
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// Regex fallback (non-HTML files: CSS, JSX, TSX, etc.)
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// ---------------------------------------------------------------------------
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const hasRounded = (line) => /\brounded(?:-\w+)?\b/.test(line);
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const hasBorderRadius = (line) => /border-radius/i.test(line);
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const isSafeElement = (line) => /<(?:blockquote|nav[\s>]|pre[\s>]|code[\s>]|a\s|input[\s>]|span[\s>])/i.test(line);
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function isNeutralBorderColor(str) {
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const m = str.match(/solid\s+(#[0-9a-f]{3,8}|rgba?\([^)]+\)|\w+)/i);
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if (!m) return false;
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const c = m[1].toLowerCase();
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if (['gray', 'grey', 'silver', 'white', 'black', 'transparent', 'currentcolor'].includes(c)) return true;
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const hex = c.match(/^#([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})$/);
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if (hex) {
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const [r, g, b] = [parseInt(hex[1], 16), parseInt(hex[2], 16), parseInt(hex[3], 16)];
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return (Math.max(r, g, b) - Math.min(r, g, b)) < 30;
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}
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const shex = c.match(/^#([0-9a-f])([0-9a-f])([0-9a-f])$/);
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if (shex) {
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const [r, g, b] = [parseInt(shex[1] + shex[1], 16), parseInt(shex[2] + shex[2], 16), parseInt(shex[3] + shex[3], 16)];
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return (Math.max(r, g, b) - Math.min(r, g, b)) < 30;
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}
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return false;
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}
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const REGEX_MATCHERS = [
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// --- Side-tab ---
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{ id: 'side-tab', regex: /\bborder-[lrse]-(\d+)\b/g,
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test: (m, line) => { const n = +m[1]; return hasRounded(line) ? n >= 1 : n >= 4; },
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fmt: (m) => m[0] },
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{ id: 'side-tab', regex: /border-(?:left|right)\s*:\s*(\d+)px\s+solid[^;]*/gi,
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test: (m, line) => { if (isSafeElement(line)) return false; if (isNeutralBorderColor(m[0])) return false; const n = +m[1]; return hasBorderRadius(line) ? n >= 1 : n >= 3; },
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fmt: (m) => m[0].replace(/\s*;?\s*$/, '') },
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{ id: 'side-tab', regex: /border-(?:left|right)-width\s*:\s*(\d+)px/gi,
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test: (m, line) => !isSafeElement(line) && +m[1] >= 3,
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fmt: (m) => m[0] },
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{ id: 'side-tab', regex: /border-inline-(?:start|end)\s*:\s*(\d+)px\s+solid/gi,
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test: (m, line) => !isSafeElement(line) && +m[1] >= 3,
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fmt: (m) => m[0] },
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{ id: 'side-tab', regex: /border-inline-(?:start|end)-width\s*:\s*(\d+)px/gi,
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test: (m, line) => !isSafeElement(line) && +m[1] >= 3,
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fmt: (m) => m[0] },
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{ id: 'side-tab', regex: /border(?:Left|Right)\s*[:=]\s*["'`](\d+)px\s+solid/g,
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test: (m) => +m[1] >= 3,
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fmt: (m) => m[0] },
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// --- Border accent on rounded ---
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{ id: 'border-accent-on-rounded', regex: /\bborder-[tb]-(\d+)\b/g,
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test: (m, line) => hasRounded(line) && +m[1] >= 1,
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fmt: (m) => m[0] },
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{ id: 'border-accent-on-rounded', regex: /border-(?:top|bottom)\s*:\s*(\d+)px\s+solid/gi,
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test: (m, line) => +m[1] >= 3 && hasBorderRadius(line),
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fmt: (m) => m[0] },
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// --- Overused font ---
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{ id: 'overused-font', regex: /font-family\s*:\s*['"]?(Inter|Roboto|Open Sans|Lato|Montserrat|Arial|Helvetica|Fraunces|Geist Sans|Geist Mono|Geist|Mona Sans|Plus Jakarta Sans|Space Grotesk|Recoleta|Instrument Sans)\b/gi,
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test: () => true,
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fmt: (m) => m[0] },
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{ id: 'overused-font', regex: /fonts\.googleapis\.com\/css2?\?family=(Inter|Roboto|Open\+Sans|Lato|Montserrat|Fraunces|Plus\+Jakarta\+Sans|Space\+Grotesk|Instrument\+Sans|Mona\+Sans|Geist)\b/gi,
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test: () => true,
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fmt: (m) => `Google Fonts: ${m[1].replace(/\+/g, ' ')}` },
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// --- Pure black background ---
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{ id: 'pure-black-white', regex: /background(?:-color)?\s*:\s*(#000000|#000|rgb\(0,\s*0,\s*0\))\b/gi,
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test: () => true,
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fmt: (m) => m[0] },
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// --- Gradient text ---
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{ id: 'gradient-text', regex: /background-clip\s*:\s*text|-webkit-background-clip\s*:\s*text/gi,
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test: (m, line) => /gradient/i.test(line),
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fmt: () => 'background-clip: text + gradient' },
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// --- Gradient text (Tailwind) ---
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{ id: 'gradient-text', regex: /\bbg-clip-text\b/g,
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test: (m, line) => /\bbg-gradient-to-/i.test(line),
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fmt: () => 'bg-clip-text + bg-gradient' },
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// --- Tailwind pure black background ---
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{ id: 'pure-black-white', regex: /\bbg-black\b/g,
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test: () => true,
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fmt: (m) => m[0] },
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// --- Tailwind gray on colored bg ---
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{ id: 'gray-on-color', regex: /\btext-(?:gray|slate|zinc|neutral|stone)-(\d+)\b/g,
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test: (m, line) => /\bbg-(?:red|orange|amber|yellow|lime|green|emerald|teal|cyan|sky|blue|indigo|violet|purple|fuchsia|pink|rose)-\d+\b/.test(line),
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fmt: (m, line) => { const bg = line.match(/\bbg-(?:red|orange|amber|yellow|lime|green|emerald|teal|cyan|sky|blue|indigo|violet|purple|fuchsia|pink|rose)-\d+\b/); return `${m[0]} on ${bg?.[0] || '?'}`; } },
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// --- Tailwind AI palette ---
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{ id: 'ai-color-palette', regex: /\btext-(?:purple|violet|indigo)-(\d+)\b/g,
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test: (m, line) => /\btext-(?:[2-9]xl|[3-9]xl)\b|<h[1-3]/i.test(line),
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fmt: (m) => `${m[0]} on heading` },
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{ id: 'ai-color-palette', regex: /\bfrom-(?:purple|violet|indigo)-(\d+)\b/g,
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test: (m, line) => /\bto-(?:purple|violet|indigo|blue|cyan|pink|fuchsia)-\d+\b/.test(line),
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fmt: (m) => `${m[0]} gradient` },
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// --- Bounce/elastic easing ---
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{ id: 'bounce-easing', regex: /\banimate-bounce\b/g,
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test: () => true,
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fmt: () => 'animate-bounce (Tailwind)' },
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{ id: 'bounce-easing', regex: /animation(?:-name)?\s*:\s*[^;]*\b(bounce|elastic|wobble|jiggle|spring)\b/gi,
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test: () => true,
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fmt: (m) => m[0] },
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{ id: 'bounce-easing', regex: /cubic-bezier\(\s*([\d.-]+)\s*,\s*([\d.-]+)\s*,\s*([\d.-]+)\s*,\s*([\d.-]+)\s*\)/g,
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test: (m) => {
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const y1 = parseFloat(m[2]), y2 = parseFloat(m[4]);
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return y1 < -0.1 || y1 > 1.1 || y2 < -0.1 || y2 > 1.1;
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},
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fmt: (m) => `cubic-bezier(${m[1]}, ${m[2]}, ${m[3]}, ${m[4]})` },
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// --- Layout property transition ---
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{ id: 'layout-transition', regex: /transition\s*:\s*([^;{}]+)/gi,
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test: (m) => {
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const val = m[1].toLowerCase();
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if (/\ball\b/.test(val)) return false;
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return /\b(?:(?:max|min)-)?(?:width|height)\b|\bpadding\b|\bmargin\b/.test(val);
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},
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fmt: (m) => {
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const found = m[1].match(/\b(?:(?:max|min)-)?(?:width|height)\b|\bpadding(?:-(?:top|right|bottom|left))?\b|\bmargin(?:-(?:top|right|bottom|left))?\b/gi);
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return `transition: ${found ? found.join(', ') : m[1].trim()}`;
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} },
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{ id: 'layout-transition', regex: /transition-property\s*:\s*([^;{}]+)/gi,
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test: (m) => {
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const val = m[1].toLowerCase();
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if (/\ball\b/.test(val)) return false;
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return /\b(?:(?:max|min)-)?(?:width|height)\b|\bpadding\b|\bmargin\b/.test(val);
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},
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fmt: (m) => {
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const found = m[1].match(/\b(?:(?:max|min)-)?(?:width|height)\b|\bpadding(?:-(?:top|right|bottom|left))?\b|\bmargin(?:-(?:top|right|bottom|left))?\b/gi);
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return `transition-property: ${found ? found.join(', ') : m[1].trim()}`;
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} },
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];
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const REGEX_ANALYZERS = [
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// Single font
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(content, filePath) => {
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const fontFamilyRe = /font-family\s*:\s*([^;}]+)/gi;
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const fonts = new Set();
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let m;
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while ((m = fontFamilyRe.exec(content)) !== null) {
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for (const f of m[1].split(',').map(f => f.trim().replace(/^['"]|['"]$/g, '').toLowerCase())) {
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if (f && !GENERIC_FONTS.has(f)) fonts.add(f);
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}
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}
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const gfRe = /fonts\.googleapis\.com\/css2?\?family=([^&"'\s]+)/gi;
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while ((m = gfRe.exec(content)) !== null) {
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for (const f of m[1].split('|').map(f => f.split(':')[0].replace(/\+/g, ' ').toLowerCase())) fonts.add(f);
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}
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if (fonts.size !== 1 || content.split('\n').length < 20) return [];
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const name = [...fonts][0];
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const lines = content.split('\n');
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let line = 1;
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for (let i = 0; i < lines.length; i++) { if (lines[i].toLowerCase().includes(name)) { line = i + 1; break; } }
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return [finding('single-font', filePath, `only font used is ${name}`, line)];
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},
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// Flat type hierarchy
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(content, filePath) => {
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const sizes = new Set();
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const REM = 16;
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let m;
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const sizeRe = /font-size\s*:\s*([\d.]+)(px|rem|em)\b/gi;
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while ((m = sizeRe.exec(content)) !== null) {
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const px = m[2] === 'px' ? +m[1] : +m[1] * REM;
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if (px > 0 && px < 200) sizes.add(Math.round(px * 10) / 10);
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}
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const clampRe = /font-size\s*:\s*clamp\(\s*([\d.]+)(px|rem|em)\s*,\s*[^,]+,\s*([\d.]+)(px|rem|em)\s*\)/gi;
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while ((m = clampRe.exec(content)) !== null) {
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sizes.add(Math.round((m[2] === 'px' ? +m[1] : +m[1] * REM) * 10) / 10);
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sizes.add(Math.round((m[4] === 'px' ? +m[3] : +m[3] * REM) * 10) / 10);
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}
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const TW = { 'text-xs': 12, 'text-sm': 14, 'text-base': 16, 'text-lg': 18, 'text-xl': 20, 'text-2xl': 24, 'text-3xl': 30, 'text-4xl': 36, 'text-5xl': 48, 'text-6xl': 60, 'text-7xl': 72, 'text-8xl': 96, 'text-9xl': 128 };
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for (const [cls, px] of Object.entries(TW)) { if (new RegExp(`\\b${cls}\\b`).test(content)) sizes.add(px); }
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if (sizes.size < 3) return [];
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const sorted = [...sizes].sort((a, b) => a - b);
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const ratio = sorted[sorted.length - 1] / sorted[0];
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if (ratio >= 2.0) return [];
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const lines = content.split('\n');
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let line = 1;
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for (let i = 0; i < lines.length; i++) { if (/font-size/i.test(lines[i]) || /\btext-(?:xs|sm|base|lg|xl|\d)/i.test(lines[i])) { line = i + 1; break; } }
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return [finding('flat-type-hierarchy', filePath, `Sizes: ${sorted.map(s => s + 'px').join(', ')} (ratio ${ratio.toFixed(1)}:1)`, line)];
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},
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// Monotonous spacing (regex)
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(content, filePath) => {
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const vals = [];
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let m;
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const pxRe = /(?:padding|margin)(?:-(?:top|right|bottom|left))?\s*:\s*(\d+)px/gi;
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while ((m = pxRe.exec(content)) !== null) { const v = +m[1]; if (v > 0 && v < 200) vals.push(v); }
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const remRe = /(?:padding|margin)(?:-(?:top|right|bottom|left))?\s*:\s*([\d.]+)rem/gi;
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while ((m = remRe.exec(content)) !== null) { const v = Math.round(parseFloat(m[1]) * 16); if (v > 0 && v < 200) vals.push(v); }
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const gapRe = /gap\s*:\s*(\d+)px/gi;
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while ((m = gapRe.exec(content)) !== null) vals.push(+m[1]);
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const twRe = /\b(?:p|px|py|pt|pb|pl|pr|m|mx|my|mt|mb|ml|mr|gap)-(\d+)\b/g;
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while ((m = twRe.exec(content)) !== null) vals.push(+m[1] * 4);
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const rounded = vals.map(v => Math.round(v / 4) * 4);
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if (rounded.length < 10) return [];
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const counts = {};
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for (const v of rounded) counts[v] = (counts[v] || 0) + 1;
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const maxCount = Math.max(...Object.values(counts));
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const pct = maxCount / rounded.length;
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const unique = [...new Set(rounded)].filter(v => v > 0);
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if (pct <= 0.6 || unique.length > 3) return [];
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const dominant = Object.entries(counts).sort((a, b) => b[1] - a[1])[0][0];
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return [finding('monotonous-spacing', filePath, `~${dominant}px used ${maxCount}/${rounded.length} times (${Math.round(pct * 100)}%)`)];
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},
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// Everything centered (regex)
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(content, filePath) => {
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const lines = content.split('\n');
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let centered = 0, total = 0;
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for (const line of lines) {
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if (/<(?:h[1-6]|p|div|li|button)\b[^>]*>/i.test(line) && line.trim().length > 20) {
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total++;
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if (/text-align\s*:\s*center/i.test(line) || /\btext-center\b/.test(line)) centered++;
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}
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}
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if (total < 5 || centered / total <= 0.7) return [];
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return [finding('everything-centered', filePath, `${centered}/${total} text elements centered (${Math.round(centered / total * 100)}%)`)];
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},
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// Dark glow (page-level: dark bg + colored box-shadow with blur)
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(content, filePath) => {
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// Check if page has a dark background
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const darkBgRe = /background(?:-color)?\s*:\s*(?:#(?:0[0-9a-f]|1[0-9a-f]|2[0-3])[0-9a-f]{4}\b|#(?:0|1)[0-9a-f]{2}\b|rgb\(\s*(\d{1,2})\s*,\s*(\d{1,2})\s*,\s*(\d{1,2})\s*\))/gi;
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const twDarkBg = /\bbg-(?:gray|slate|zinc|neutral|stone)-(?:9\d{2}|800)\b/;
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const hasDarkBg = darkBgRe.test(content) || twDarkBg.test(content);
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if (!hasDarkBg) return [];
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// Check for colored box-shadow with blur > 4px
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const shadowRe = /box-shadow\s*:\s*([^;{}]+)/gi;
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let m;
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while ((m = shadowRe.exec(content)) !== null) {
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const val = m[1];
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const colorMatch = val.match(/rgba?\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)/);
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if (!colorMatch) continue;
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const [r, g, b] = [+colorMatch[1], +colorMatch[2], +colorMatch[3]];
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if ((Math.max(r, g, b) - Math.min(r, g, b)) < 30) continue; // skip gray
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// Check blur: look for pattern like "0 0 20px" (third number > 4)
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const pxVals = [...val.matchAll(/(\d+)px|(?<![.\d])\b(0)\b(?![.\d])/g)].map(p => +(p[1] || p[2]));
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if (pxVals.length >= 3 && pxVals[2] > 4) {
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const lines = content.substring(0, m.index).split('\n');
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return [finding('dark-glow', filePath, `Colored glow (rgb(${r},${g},${b})) on dark page`, lines.length)];
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}
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}
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return [];
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},
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];
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// ---------------------------------------------------------------------------
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// Style block extraction (Vue/Svelte <style> blocks)
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// ---------------------------------------------------------------------------
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function extractStyleBlocks(content, ext) {
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ext = ext.toLowerCase();
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if (ext !== '.vue' && ext !== '.svelte') return [];
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const blocks = [];
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const re = /<style[^>]*>([\s\S]*?)<\/style>/gi;
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let m;
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while ((m = re.exec(content)) !== null) {
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const before = content.substring(0, m.index);
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const startLine = before.split('\n').length + 1;
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blocks.push({ content: m[1], startLine });
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}
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return blocks;
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}
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// ---------------------------------------------------------------------------
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// CSS-in-JS extraction (styled-components, emotion)
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// ---------------------------------------------------------------------------
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const CSS_IN_JS_EXTENSIONS = new Set(['.js', '.ts', '.jsx', '.tsx']);
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function extractCSSinJS(content, ext) {
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ext = ext.toLowerCase();
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if (!CSS_IN_JS_EXTENSIONS.has(ext)) return [];
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const blocks = [];
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const re = /(?:styled(?:\.\w+|\([^)]+\))|css)\s*`([\s\S]*?)`/g;
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let m;
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while ((m = re.exec(content)) !== null) {
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const before = content.substring(0, m.index);
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const startLine = before.split('\n').length;
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blocks.push({ content: m[1], startLine });
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}
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return blocks;
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}
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function runRegexMatchers(lines, filePath, lineOffset = 0, blockContext = null, options = {}) {
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const { profile, phase = 'regex-matchers' } = options || {};
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const findings = [];
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if (!profile) {
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for (const matcher of REGEX_MATCHERS) {
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for (let i = 0; i < lines.length; i++) {
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const line = lines[i];
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matcher.regex.lastIndex = 0;
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let m;
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while ((m = matcher.regex.exec(line)) !== null) {
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// For extracted blocks, use nearby lines as context for multi-line CSS patterns
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const context = blockContext
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? lines.slice(Math.max(0, i - 3), Math.min(lines.length, i + 4)).join(' ')
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: line;
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if (matcher.test(m, context)) {
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findings.push(finding(matcher.id, filePath, matcher.fmt(m, context), i + 1 + lineOffset));
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}
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}
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}
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}
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return findings;
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}
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for (const matcher of REGEX_MATCHERS) {
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const matcherFindings = profileFindings(profile, {
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engine: 'regex',
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phase,
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ruleId: matcher.id,
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target: filePath,
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}, () => {
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const matches = [];
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for (let i = 0; i < lines.length; i++) {
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|
const line = lines[i];
|
|
matcher.regex.lastIndex = 0;
|
|
let m;
|
|
while ((m = matcher.regex.exec(line)) !== null) {
|
|
// For extracted blocks, use nearby lines as context for multi-line CSS patterns
|
|
const context = blockContext
|
|
? lines.slice(Math.max(0, i - 3), Math.min(lines.length, i + 4)).join(' ')
|
|
: line;
|
|
if (matcher.test(m, context)) {
|
|
matches.push(finding(matcher.id, filePath, matcher.fmt(m, context), i + 1 + lineOffset));
|
|
}
|
|
}
|
|
}
|
|
return matches;
|
|
});
|
|
findings.push(...matcherFindings);
|
|
}
|
|
return findings;
|
|
}
|
|
|
|
function detectText(content, filePath, options = {}) {
|
|
const profile = options?.profile;
|
|
const findings = [];
|
|
const lines = content.split('\n');
|
|
const ext = filePath ? (filePath.match(/\.\w+$/)?.[0] || '').toLowerCase() : '';
|
|
|
|
// Run regex matchers on the full file content (catches Tailwind classes, inline styles)
|
|
// Enable block context for CSS files where related properties span multiple lines
|
|
const cssLike = new Set(['.css', '.scss', '.less']);
|
|
findings.push(...runRegexMatchers(lines, filePath, 0, cssLike.has(ext) || null, {
|
|
profile,
|
|
phase: 'source',
|
|
}));
|
|
|
|
// Extract and scan <style> blocks from Vue/Svelte SFCs
|
|
const styleBlocks = profile
|
|
? profileStep(profile, {
|
|
engine: 'regex',
|
|
phase: 'extract',
|
|
ruleId: 'style-blocks',
|
|
target: filePath,
|
|
}, () => extractStyleBlocks(content, ext))
|
|
: extractStyleBlocks(content, ext);
|
|
for (const block of styleBlocks) {
|
|
const blockLines = block.content.split('\n');
|
|
findings.push(...runRegexMatchers(blockLines, filePath, block.startLine - 1, true, {
|
|
profile,
|
|
phase: 'style-block',
|
|
}));
|
|
}
|
|
|
|
// Extract and scan CSS-in-JS template literals
|
|
const cssJsBlocks = profile
|
|
? profileStep(profile, {
|
|
engine: 'regex',
|
|
phase: 'extract',
|
|
ruleId: 'css-in-js',
|
|
target: filePath,
|
|
}, () => extractCSSinJS(content, ext))
|
|
: extractCSSinJS(content, ext);
|
|
for (const block of cssJsBlocks) {
|
|
const blockLines = block.content.split('\n');
|
|
findings.push(...runRegexMatchers(blockLines, filePath, block.startLine - 1, true, {
|
|
profile,
|
|
phase: 'css-in-js',
|
|
}));
|
|
}
|
|
|
|
// Deduplicate findings (same antipattern + similar snippet, within 2 lines)
|
|
const deduped = [];
|
|
for (const f of findings) {
|
|
const isDupe = deduped.some(d =>
|
|
d.antipattern === f.antipattern &&
|
|
d.snippet === f.snippet &&
|
|
Math.abs(d.line - f.line) <= 2
|
|
);
|
|
if (!isDupe) deduped.push(f);
|
|
}
|
|
|
|
// Page-level analyzers only run on full pages
|
|
if (isFullPage(content)) {
|
|
const analyzerIds = [
|
|
'single-font',
|
|
'flat-type-hierarchy',
|
|
'monotonous-spacing',
|
|
'everything-centered',
|
|
'dark-glow',
|
|
];
|
|
for (let i = 0; i < REGEX_ANALYZERS.length; i++) {
|
|
const analyzer = REGEX_ANALYZERS[i];
|
|
deduped.push(...profileFindings(profile, {
|
|
engine: 'regex',
|
|
phase: 'page-analyzer',
|
|
ruleId: analyzerIds[i] || `analyzer-${i + 1}`,
|
|
target: filePath,
|
|
}, () => analyzer(content, filePath)));
|
|
}
|
|
}
|
|
|
|
return deduped;
|
|
}
|
|
|
|
export {
|
|
REGEX_MATCHERS,
|
|
REGEX_ANALYZERS,
|
|
extractStyleBlocks,
|
|
extractCSSinJS,
|
|
runRegexMatchers,
|
|
detectText,
|
|
};
|