index.cjs

"use strict";var s=require("@csstools/postcss-progressive-custom-properties"),e=require("@csstools/utilities"),o=require("@csstools/css-tokenizer"),r=require("@csstools/css-parser-algorithms"),t=require("@csstools/css-color-parser");const c=/\bcontrast-color\(/i,n=/^contrast-color$/i,basePlugin=s=>({postcssPlugin:"postcss-contrast-color-function",prepare:()=>({postcssPlugin:"postcss-contrast-color-function",Declaration(i){const a=i.value;if(!c.test(a))return;if(e.hasFallback(i))return;if(e.hasSupportsAtRuleAncestor(i,c))return;const l=o.tokenize({css:a}),u=r.replaceComponentValues(r.parseCommaSeparatedListOfComponentValues(l),(s=>{if(!r.isFunctionNode(s)||!n.test(s.getName()))return;const e=t.color(s);return e&&!e.syntaxFlags.has(t.SyntaxFlag.HasNoneKeywords)?t.serializeRGB(e):void 0})),p=r.stringify(u);p!==a&&(i.cloneBefore({value:p}),s?.preserve||i.remove())}})});basePlugin.postcss=!0;const postcssPlugin=e=>{const o=Object.assign({enableProgressiveCustomProperties:!0,preserve:!0},e);return o.enableProgressiveCustomProperties&&o.preserve?{postcssPlugin:"postcss-contrast-color-function",plugins:[s(),basePlugin(o)]}:basePlugin(o)};postcssPlugin.postcss=!0,module.exports=postcssPlugin;