newParensRule.js
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"use strict";
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var Lint = require("../lint");
var Rule = (function (_super) {
__extends(Rule, _super);
function Rule() {
_super.apply(this, arguments);
}
Rule.prototype.apply = function (sourceFile) {
var newParensWalker = new NewParensWalker(sourceFile, this.getOptions());
return this.applyWithWalker(newParensWalker);
};
Rule.metadata = {
ruleName: "new-parens",
description: "Requires parentheses when invoking a constructor via the `new` keyword.",
rationale: "Maintains stylistic consistency with other function calls.",
optionsDescription: "Not configurable.",
options: null,
optionExamples: ["true"],
type: "style",
};
Rule.FAILURE_STRING = "Parentheses are required when invoking a constructor";
return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
var NewParensWalker = (function (_super) {
__extends(NewParensWalker, _super);
function NewParensWalker() {
_super.apply(this, arguments);
}
NewParensWalker.prototype.visitNewExpression = function (node) {
if (node.arguments === undefined) {
this.addFailure(this.createFailure(node.getStart(), node.getWidth(), Rule.FAILURE_STRING));
}
_super.prototype.visitNewExpression.call(this, node);
};
return NewParensWalker;
}(Lint.RuleWalker));