Function MemberExpression

src/javascript/params.ts:25–31

(node)

  simple(body, {
    MemberExpression(node) {
      if (isParamReference(node)) {
        const name = getParamName(node);
        if (!(name in params)) throw syntaxError(`undefined parameter: ${name}`, node, input);
        matches.push([name, node]);
      }
    }
  });

  function isParamReference(node: MemberExpression): node is ParamReference {