Function indentify

src/parseTools.mjs:344–380

(text, indent)

// Misc

export function indentify(text, indent) {
  // Don't try to indentify huge strings - we may run out of memory
  if (text.length > 1024 * 1024) return text;

  indent = ' '.repeat(indent);

  // Perform indentation in a smart fashion that does not leak indentation
  // inside multiline strings enclosed in `` characters.
  let out = '';
  for (let i = 0; i < text.length; ++i) {
    // Output a C++ comment as-is, don't get confused by ` inside a C++ comment.
    if (text[i] == '/' && text[i + 1] == '/') {
      for (; i < text.length && text[i] != '\n'; ++i) {
        out += text[i];
      }
    }

    if (text[i] == '/' && text[i + 1] == '*') {
      // Skip /* so that /*/ won't be mistaken as start& end of a /* */ comment.
      out += text[i++];
      out += text[i++];
      for (; i < text.length && !(text[i - 1] == '*' && text[i] == '/'); ++i) {
        out += text[i];
      }
    }

    if (text[i] == '`') {
      out += text[i++]; // Emit `
      for (; i < text.length && text[i] != '`'; ++i) {
        out += text[i];
      }
    }
    out += text[i];
    if (text[i] == '\n') out += indent;
  }
  return out;
}

// Correction tools