Function genericPrint

lib/printer.ts:188–223

(path: any, config: any, options: any, printPath: any)

export { Printer };

function genericPrint(path: any, config: any, options: any, printPath: any) {
  assert.ok(path instanceof FastPath);

  const node = path.getValue();
  const parts = [];
  const linesWithoutParens = genericPrintNoParens(path, config, printPath);

  if (!node || linesWithoutParens.isEmpty()) {
    return linesWithoutParens;
  }

  let shouldAddParens = false;
  const decoratorsLines = printDecorators(path, printPath);

  if (decoratorsLines.isEmpty()) {
    // Nodes with decorators can't have parentheses, so we can avoid
    // computing path.needsParens() except in this case.
    if (!options.avoidRootParens) {
      shouldAddParens = path.needsParens();
    }
  } else {
    parts.push(decoratorsLines);
  }

  if (shouldAddParens) {
    parts.unshift("(");
  }

  parts.push(linesWithoutParens);

  if (shouldAddParens) {
    parts.push(")");
  }

  return concat(parts);
}

// Note that the `options` parameter of this function is what other
// functions in this file call the `config` object (that is, the