--- /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 Rule = /** @class */ (function (_super) {
+ tslib_1.__extends(Rule, _super);
+ function Rule() {
+ return _super !== null && _super.apply(this, arguments) || this;
+ }
+ Rule.prototype.apply = function (sourceFile) {
+ return this.applyWithFunction(sourceFile, walk);
+ };
+ /* tslint:disable:object-literal-sort-keys */
+ Rule.metadata = {
+ ruleName: "no-angle-bracket-type-assertion",
+ description: "Requires the use of `as Type` for type assertions instead of `<Type>`.",
+ hasFix: true,
+ rationale: Lint.Utils.dedent(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["\n Both formats of type assertions have the same effect, but only `as` type assertions\n work in `.tsx` files. This rule ensures that you have a consistent type assertion style\n across your codebase."], ["\n Both formats of type assertions have the same effect, but only \\`as\\` type assertions\n work in \\`.tsx\\` files. This rule ensures that you have a consistent type assertion style\n across your codebase."]))),
+ optionsDescription: "Not configurable.",
+ options: null,
+ optionExamples: [true],
+ type: "style",
+ typescriptOnly: true,
+ };
+ /* tslint:enable:object-literal-sort-keys */
+ Rule.FAILURE_STRING = "Type assertion using the '<>' syntax is forbidden. Use the 'as' syntax instead.";
+ return Rule;
+}(Lint.Rules.AbstractRule));
+exports.Rule = Rule;
+function walk(ctx) {
+ return ts.forEachChild(ctx.sourceFile, function cb(node) {
+ if (tsutils_1.isTypeAssertion(node)) {
+ var expression = node.expression;
+ var start = node.getStart(ctx.sourceFile);
+ var addParens = tsutils_1.isBinaryExpression(node.parent);
+ var replaceText = " as " + node.type.getText(ctx.sourceFile) + (addParens ? ")" : "");
+ while (tsutils_1.isTypeAssertion(expression)) {
+ replaceText = " as " + expression.type.getText(ctx.sourceFile) + replaceText;
+ expression = expression.expression;
+ }
+ ctx.addFailure(start, node.end, Rule.FAILURE_STRING, [
+ Lint.Replacement.appendText(node.end, replaceText),
+ Lint.Replacement.replaceFromTo(start, expression.getStart(ctx.sourceFile), addParens ? "(" : ""),
+ ]);
+ return cb(expression);
+ }
+ return ts.forEachChild(node, cb);
+ });
+}
+var templateObject_1;