tslint-microsoft-contrib/preferArrayLiteralRule.js

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
var Lint = require("tslint");
var ErrorTolerantWalker_1 = require("./utils/ErrorTolerantWalker");
var AstUtils_1 = require("./utils/AstUtils");
var Rule = (function (_super) {
    __extends(Rule, _super);
    function Rule() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    Rule.prototype.apply = function (sourceFile) {
        return this.applyWithWalker(new NoGenericArrayWalker(sourceFile, this.getOptions()));
    };
    Rule.metadata = {
        ruleName: 'prefer-array-literal',
        type: 'maintainability',
        description: 'Use array literal syntax when declaring or instantiating array types.',
        options: null,
        optionsDescription: '',
        typescriptOnly: true,
        issueClass: 'Non-SDL',
        issueType: 'Warning',
        severity: 'Moderate',
        level: 'Opportunity for Excellence',
        group: 'Clarity',
        commonWeaknessEnumeration: '398, 710'
    };
    Rule.GENERICS_FAILURE_STRING = 'Replace generic-typed Array with array literal: ';
    Rule.CONSTRUCTOR_FAILURE_STRING = 'Replace Array constructor with an array literal: ';
    return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
var NoGenericArrayWalker = (function (_super) {
    __extends(NoGenericArrayWalker, _super);
    function NoGenericArrayWalker(sourceFile, options) {
        var _this = _super.call(this, sourceFile, options) || this;
        _this.allowTypeParameters = false;
        _this.getOptions().forEach(function (opt) {
            if (typeof (opt) === 'object') {
                _this.allowTypeParameters = opt['allow-type-parameters'] === true;
            }
        });
        return _this;
    }
    NoGenericArrayWalker.prototype.visitTypeReference = function (node) {
        if (this.allowTypeParameters === false) {
            if (node.typeName.text === 'Array') {
                var failureString = Rule.GENERICS_FAILURE_STRING + node.getText();
                this.addFailureAt(node.getStart(), node.getWidth(), failureString);
            }
        }
        _super.prototype.visitTypeReference.call(this, node);
    };
    NoGenericArrayWalker.prototype.visitNewExpression = function (node) {
        var functionName = AstUtils_1.AstUtils.getFunctionName(node);
        if (functionName === 'Array') {
            var failureString = Rule.CONSTRUCTOR_FAILURE_STRING + node.getText();
            this.addFailureAt(node.getStart(), node.getWidth(), failureString);
        }
        _super.prototype.visitNewExpression.call(this, node);
    };
    return NoGenericArrayWalker;
}(ErrorTolerantWalker_1.ErrorTolerantWalker));
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