Function findNoteInPRBody

src/note-utils.ts:31–64

(body: string | null)

};

export const findNoteInPRBody = (body: string | null) => {
  if (!body) return null;

  const onelineMatch = /(?:(?:\r?\n)|^)Notes: (.+?)(?:(?:\r?\n)|$)/gi.exec(body);
  const multilineMatch = /(?:(?:\r?\n)Notes:(?:\r?\n+)((?:\*.+(?:(?:\r?\n)|$))+))/gi.exec(body);

  let notes: string | null = null;
  if (onelineMatch?.[1]) {
    notes = onelineMatch[1];
  } else if (multilineMatch?.[1]) {
    notes = multilineMatch[1];
  }

  // Remove the default PR template if it exists. Bound the lazy scan for the
  // same reason as in updatePRBodyForNoNotes: `notes` is derived from the
  // attacker-controlled PR body, and an unbounded `.*?` under the global flag
  // is O(n^2) when the input contains many `<!--` prefixes with no closing
  // `-->`. Capping the span keeps this linear in the input length.
  notes = notes ? notes.replace(/<!--.{0,1000}?-->/g, '') : null;

  if (notes) {
    debug(`Found Notes: ${JSON.stringify(notes.trim())}`);

    const sanitizeMap = new Map([
      ['<', '&lt;'],
      ['>', '&gt;'],
    ]);
    for (const [oldVal, newVal] of sanitizeMap.entries()) {
      notes = notes.replaceAll(oldVal, newVal);
    }
  }

  return notes ? notes.trim() : notes;
};

const OMIT_FROM_RELEASE_NOTES_KEYS = [
  /^blank.?$/i,