Function parseStyleValue

src/ui/diff/pierre.ts:189–215

Parse an inline CSS style string from Pierre's highlighted HAST output.

(styleValue: unknown)

/** Parse an inline CSS style string from Pierre's highlighted HAST output. */
function parseStyleValue(styleValue: unknown) {
  if (typeof styleValue !== "string") {
    return EMPTY_STYLE_VALUES;
  }

  const cached = parsedStyleValueCache.get(styleValue);
  if (cached) {
    return cached;
  }

  const styles = new Map<string, string>();
  for (const segment of styleValue.split(";")) {
    const separator = segment.indexOf(":");
    if (separator <= 0) {
      continue;
    }

    const key = segment.slice(0, separator).trim();
    const value = segment.slice(separator + 1).trim();
    if (key && value) {
      styles.set(key, value);
    }
  }

  parsedStyleValueCache.set(styleValue, styles);
  return styles;
}

const RESERVED_PIERRE_TOKEN_COLORS = {
  dark: {