Function parseInlines

packages/core/src/widgets/markdown/parse.ts:368–478

(input: string, depth: number, ctx: InlineCtx)

}

function parseInlines(input: string, depth: number, ctx: InlineCtx): MarkdownInline[] {
  const out: MarkdownInline[] = [];
  if (depth > MAX_INLINE_DEPTH) {
    pushText(out, decodeEntities(input));
    return out;
  }
  let plain = "";
  let i = 0;
  const flush = (): void => {
    if (plain.length > 0) {
      pushText(out, decodeEntities(plain));
      plain = "";
    }
  };
  while (i < input.length) {
    const ch = input[i];
    if (ch === undefined) break;
    if (ctx.budget-- <= 0) {
      plain += input.slice(i);
      break;
    }
    if (ch === "\\" && i + 1 < input.length) {
      const next = input[i + 1];
      if (next !== undefined && ASCII_PUNCT.has(next)) {
        plain += next;
        i += 2;
        continue;
      }
    }
    if (ch === "`") {
      const run = scanRun(input, i, "`");
      const close = findBacktickClose(input, i + run, run, ctx);
      if (close >= 0) {
        flush();
        let content = input.slice(i + run, close).replace(/\n/g, " ");
        if (
          content.length >= 2 &&
          content.startsWith(" ") &&
          content.endsWith(" ") &&
          content.trim().length > 0
        ) {
          content = content.slice(1, -1);
        }
        out.push({ kind: "code", text: content });
        i = close + run;
        continue;
      }
      plain += input.slice(i, i + run);
      i += run;
      continue;
    }
    if (ch === "<") {
      const m = /^<(https?:\/\/[^\s<>]+)>/.exec(input.slice(i));
      const href = m?.[1];
      if (m !== null && href !== undefined) {
        flush();
        out.push({ kind: "link", href, children: [{ kind: "text", text: href }] });
        i += m[0].length;