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[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / tslint / lib / rules / noNonNullAssertionRule.js

diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/tslint/lib/rules/noNonNullAssertionRule.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/tslint/lib/rules/noNonNullAssertionRule.js
new file mode 100644 (file)
index 0000000..f9b2b78
--- /dev/null
+++ b/.config/coc/extensions/node_modules/coc-prettier/node_modules/tslint/lib/rules/noNonNullAssertionRule.js
@@ -0,0 +1,54 @@
+"use strict";
+/**
+ * @license
+ * Copyright 2017 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 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-non-null-assertion",
+        description: "Disallows non-null assertions using the `!` postfix operator.",
+        rationale: Lint.Utils.dedent(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["\n            Using non-null assertion cancels the benefits of the strict null checking mode.\n\n            Instead of assuming objects exist:\n\n            ```\n            function foo(instance: MyClass | undefined) {\n                instance!.doWork();\n            }\n            ```\n\n            Either inform the strict type system that the object must exist:\n\n            ```\n            function foo(instance: MyClass) {\n                instance.doWork();\n            }\n            ```\n\n            Or verify that the instance exists, which will inform the type checker:\n\n            ```\n            function foo(instance: MyClass | undefined) {\n                if (instance !== undefined) {\n                    instance.doWork();\n                }\n            }\n            ```\n        "], ["\n            Using non-null assertion cancels the benefits of the strict null checking mode.\n\n            Instead of assuming objects exist:\n\n            \\`\\`\\`\n            function foo(instance: MyClass | undefined) {\n                instance!.doWork();\n            }\n            \\`\\`\\`\n\n            Either inform the strict type system that the object must exist:\n\n            \\`\\`\\`\n            function foo(instance: MyClass) {\n                instance.doWork();\n            }\n            \\`\\`\\`\n\n            Or verify that the instance exists, which will inform the type checker:\n\n            \\`\\`\\`\n            function foo(instance: MyClass | undefined) {\n                if (instance !== undefined) {\n                    instance.doWork();\n                }\n            }\n            \\`\\`\\`\n        "]))),
+        optionsDescription: "Not configurable.",
+        options: null,
+        optionExamples: [true],
+        type: "typescript",
+        typescriptOnly: true,
+    };
+    /* tslint:enable:object-literal-sort-keys */
+    Rule.FAILURE_STRING = "Forbidden non null assertion";
+    return Rule;
+}(Lint.Rules.AbstractRule));
+exports.Rule = Rule;
+function walk(ctx) {
+    return ts.forEachChild(ctx.sourceFile, function cb(node) {
+        if (node.kind === ts.SyntaxKind.NonNullExpression) {
+            ctx.addFailureAtNode(node, Rule.FAILURE_STRING);
+        }
+        return ts.forEachChild(node, cb);
+    });
+}
+var templateObject_1;