1 line
2.8 KiB
Plaintext
1 line
2.8 KiB
Plaintext
{"version":3,"file":"css-variables-conversion.mjs","sources":["../../../../src/animation/utils/css-variables-conversion.ts"],"sourcesContent":["import { invariant, isNumericalString } from \"motion-utils\"\nimport { AnyResolvedKeyframe } from \"../types\"\nimport { CSSVariableToken, isCSSVariableToken } from \"./is-css-variable\"\n\n/**\n * Parse Framer's special CSS variable format into a CSS token and a fallback.\n *\n * ```\n * `var(--foo, #fff)` => [`--foo`, '#fff']\n * ```\n *\n * @param current\n */\n\nconst splitCSSVariableRegex =\n // eslint-disable-next-line redos-detector/no-unsafe-regex -- false positive, as it can match a lot of words\n /^var\\(--(?:([\\w-]+)|([\\w-]+), ?([a-zA-Z\\d ()%#.,-]+))\\)/u\nexport function parseCSSVariable(current: string) {\n const match = splitCSSVariableRegex.exec(current)\n if (!match) return [,]\n\n const [, token1, token2, fallback] = match\n return [`--${token1 ?? token2}`, fallback]\n}\n\nconst maxDepth = 4\nexport function getVariableValue(\n current: CSSVariableToken,\n element: Element,\n depth = 1\n): AnyResolvedKeyframe | undefined {\n invariant(\n depth <= maxDepth,\n `Max CSS variable fallback depth detected in property \"${current}\". This may indicate a circular fallback dependency.`,\n \"max-css-var-depth\"\n )\n\n const [token, fallback] = parseCSSVariable(current)\n\n // No CSS variable detected\n if (!token) return\n\n // Attempt to read this CSS variable off the element\n const resolved = window.getComputedStyle(element).getPropertyValue(token)\n\n if (resolved) {\n const trimmed = resolved.trim()\n return isNumericalString(trimmed) ? parseFloat(trimmed) : trimmed\n }\n\n return isCSSVariableToken(fallback)\n ? getVariableValue(fallback, element, depth + 1)\n : fallback\n}\n"],"names":[],"mappings":";;;AAIA;;;;;;;;AAQG;AAEH,MAAM,qBAAqB;AACvB;AACA,0DAA0D,CAAA;AACxD,SAAU,gBAAgB,CAAC,OAAe,EAAA;IAC5C,MAAM,KAAK,GAAG,qBAAqB,CAAC,IAAI,CAAC,OAAO,CAAC,CAAA;AACjD,IAAA,IAAI,CAAC,KAAK;QAAE,OAAO,GAAG,CAAA;IAEtB,MAAM,GAAG,MAAM,EAAE,MAAM,EAAE,QAAQ,CAAC,GAAG,KAAK,CAAA;IAC1C,OAAO,CAAC,KAAK,MAAM,IAAI,MAAM,CAAE,CAAA,EAAE,QAAQ,CAAC,CAAA;AAC9C,CAAC;AAED,MAAM,QAAQ,GAAG,CAAC,CAAA;AACZ,SAAU,gBAAgB,CAC5B,OAAyB,EACzB,OAAgB,EAChB,KAAK,GAAG,CAAC,EAAA;IAET,SAAS,CACL,KAAK,IAAI,QAAQ,EACjB,CAAyD,sDAAA,EAAA,OAAO,CAAsD,oDAAA,CAAA,EACtH,mBAAmB,CACtB,CAAA;IAED,MAAM,CAAC,KAAK,EAAE,QAAQ,CAAC,GAAG,gBAAgB,CAAC,OAAO,CAAC,CAAA;;AAGnD,IAAA,IAAI,CAAC,KAAK;QAAE,OAAM;;AAGlB,IAAA,MAAM,QAAQ,GAAG,MAAM,CAAC,gBAAgB,CAAC,OAAO,CAAC,CAAC,gBAAgB,CAAC,KAAK,CAAC,CAAA;IAEzE,IAAI,QAAQ,EAAE;AACV,QAAA,MAAM,OAAO,GAAG,QAAQ,CAAC,IAAI,EAAE,CAAA;AAC/B,QAAA,OAAO,iBAAiB,CAAC,OAAO,CAAC,GAAG,UAAU,CAAC,OAAO,CAAC,GAAG,OAAO,CAAA;KACpE;IAED,OAAO,kBAAkB,CAAC,QAAQ,CAAC;UAC7B,gBAAgB,CAAC,QAAQ,EAAE,OAAO,EAAE,KAAK,GAAG,CAAC,CAAC;UAC9C,QAAQ,CAAA;AAClB;;;;"} |