Function processMacros

src/parseTools.mjs:64–78

(text, filename)

// {{{ code }}} will be replaced with |eval(code)|.
// NOTE: Be careful with that ret check. If ret is |0|, |ret ? ret.toString() : ''| would result in ''!
export function processMacros(text, filename) {
  // The `?` here in makes the regex non-greedy so it matches with the closest
  // set of closing braces.
  // `[\s\S]` works like `.` but include newline.
  pushCurrentFile(filename);
  try {
    text = text.replace(/{{{([\s\S]+?)}}}/g, (_, str) => {
      const ret = runInMacroContext(str, {filename: filename});
      return ret?.toString() ?? '';
    });
    return mangleUnsupportedSyntax(text);
  } finally {
    popCurrentFile();
  }
}

function findIncludeFile(filename, currentDir) {
  if (path.isAbsolute(filename)) {