--- /dev/null
+"use strict";
+/**
+ * @license
+ * Copyright 2018 Palantir Technologies, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+Object.defineProperty(exports, "__esModule", { value: true });
+var tslib_1 = require("tslib");
+var tsutils_1 = require("tsutils");
+var ts = require("typescript");
+var Lint = require("../index");
+var preferWhile_examples_1 = require("./code-examples/preferWhile.examples");
+var Rule = /** @class */ (function (_super) {
+ tslib_1.__extends(Rule, _super);
+ function Rule() {
+ return _super !== null && _super.apply(this, arguments) || this;
+ }
+ Rule.prototype.apply = function (sourceFile) {
+ var _this = this;
+ var failures = [];
+ var cb = function (node) {
+ if (tsutils_1.isForStatement(node) && _this.doesNodeViolateRule(node)) {
+ failures.push(_this.createFailure(sourceFile, node));
+ }
+ return ts.forEachChild(node, cb);
+ };
+ ts.forEachChild(sourceFile, cb);
+ return failures;
+ };
+ Rule.prototype.doesNodeViolateRule = function (node) {
+ return node.initializer === undefined && node.incrementor === undefined;
+ };
+ Rule.prototype.createFailure = function (sourceFile, node) {
+ var start = node.getStart(sourceFile);
+ var end = node.statement.pos;
+ var fix;
+ if (node.condition === undefined) {
+ fix = Lint.Replacement.replaceFromTo(start, end, "while (true)");
+ }
+ else {
+ fix = [
+ Lint.Replacement.replaceFromTo(start, node.condition.getStart(sourceFile), "while ("),
+ Lint.Replacement.deleteFromTo(node.condition.end, end - 1),
+ ];
+ }
+ return new Lint.RuleFailure(sourceFile, start, end, Rule.FAILURE_STRING, this.ruleName, fix);
+ };
+ /* tslint:disable:object-literal-sort-keys */
+ Rule.metadata = {
+ ruleName: "prefer-while",
+ description: "Prefer `while` loops instead of `for` loops without an initializer and incrementor.",
+ rationale: "Simplifies the readability of the loop statement, while maintaining the same functionality.",
+ optionsDescription: "Not configurable.",
+ options: null,
+ optionExamples: [true],
+ hasFix: true,
+ type: "style",
+ typescriptOnly: false,
+ codeExamples: preferWhile_examples_1.codeExamples,
+ };
+ /* tslint:enable:object-literal-sort-keys */
+ Rule.FAILURE_STRING = "Prefer `while` loops instead of `for` loops without an initializer and incrementor.";
+ return Rule;
+}(Lint.Rules.AbstractRule));
+exports.Rule = Rule;