Function printMethodValue

src/language-js/print/function.js:147–175

(path, options, print)

- `TSEmptyBodyFunctionExpression` (TypeScript)
*/
function printMethodValue(path, options, print) {
  const { node } = path;
  const parametersDoc = printFunctionParameters(path, options, print);
  const returnTypeDoc = printReturnType(path, print);
  const shouldBreakParameters = shouldBreakFunctionParameters(node);
  const shouldGroupParameters = shouldGroupFunctionParameters(
    node,
    returnTypeDoc,
  );
  const parts = [
    print("typeParameters"),
    group([
      shouldBreakParameters
        ? group(parametersDoc, { shouldBreak: true })
        : shouldGroupParameters
          ? group(parametersDoc)
          : parametersDoc,
      returnTypeDoc,
    ]),
  ];

  if (node.body) {
    parts.push(" ", print("body"));
  } else {
    parts.push(printSemicolon(options));
  }

  return parts;
}

function canPrintParamsWithoutParens(node) {
  const parameters = getFunctionParameters(node);