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

diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/tslint/lib/rules/noUseBeforeDeclareRule.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/tslint/lib/rules/noUseBeforeDeclareRule.js
new file mode 100644 (file)
index 0000000..c2297d5
--- /dev/null
+++ b/.config/coc/extensions/node_modules/coc-prettier/node_modules/tslint/lib/rules/noUseBeforeDeclareRule.js
@@ -0,0 +1,106 @@
+"use strict";
+/**
+ * @license
+ * Copyright 2014 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 semver = require("semver");
+var tsutils_1 = require("tsutils");
+var ts = require("typescript");
+var Lint = require("../index");
+var noUseBeforeDeclare_examples_1 = require("./code-examples/noUseBeforeDeclare.examples");
+var Rule = /** @class */ (function (_super) {
+    tslib_1.__extends(Rule, _super);
+    function Rule() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    /* tslint:enable:object-literal-sort-keys */
+    Rule.FAILURE_STRING = function (name) {
+        return "variable '" + name + "' used before declaration";
+    };
+    Rule.prototype.applyWithProgram = function (sourceFile, program) {
+        return this.applyWithFunction(sourceFile, walk, undefined, program.getTypeChecker());
+    };
+    /* tslint:disable:object-literal-sort-keys */
+    Rule.metadata = {
+        ruleName: "no-use-before-declare",
+        description: "Disallows usage of variables before their declaration.",
+        descriptionDetails: Lint.Utils.dedent(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["\n            This rule is primarily useful when using the `var` keyword since the compiler will\n            automatically detect if a block-scoped `let` and `const` variable is used before\n            declaration. Since most modern TypeScript doesn't use `var`, this rule is generally\n            discouraged and is kept around for legacy purposes. It is slow to compute, is not\n            enabled in the built-in configuration presets, and should not be used to inform TSLint\n            design decisions.\n        "], ["\n            This rule is primarily useful when using the \\`var\\` keyword since the compiler will\n            automatically detect if a block-scoped \\`let\\` and \\`const\\` variable is used before\n            declaration. Since most modern TypeScript doesn't use \\`var\\`, this rule is generally\n            discouraged and is kept around for legacy purposes. It is slow to compute, is not\n            enabled in the built-in configuration presets, and should not be used to inform TSLint\n            design decisions.\n        "]))),
+        optionsDescription: "Not configurable.",
+        options: null,
+        optionExamples: [true],
+        type: "functionality",
+        typescriptOnly: false,
+        requiresTypeInfo: true,
+        codeExamples: noUseBeforeDeclare_examples_1.codeExamples,
+        deprecationMessage: semver.gte(ts.version, "2.9.0-dev.0")
+            ? "Since TypeScript 2.9. Please use the built-in compiler checks instead."
+            : undefined,
+    };
+    return Rule;
+}(Lint.Rules.TypedRule));
+exports.Rule = Rule;
+function walk(ctx, checker) {
+    return ts.forEachChild(ctx.sourceFile, function recur(node) {
+        switch (node.kind) {
+            case ts.SyntaxKind.TypeReference:
+                // Ignore types.
+                return;
+            case ts.SyntaxKind.PropertyAccessExpression:
+                // Ignore `y` in `x.y`, but recurse to `x`.
+                return recur(node.expression);
+            case ts.SyntaxKind.Identifier:
+                if (isPropNameInBinding(node)) {
+                    return;
+                }
+                return checkIdentifier(node, checker.getSymbolAtLocation(node));
+            case ts.SyntaxKind.ExportSpecifier:
+                return checkIdentifier(node.name, checker.getExportSpecifierLocalTargetSymbol(node));
+            default:
+                return ts.forEachChild(node, recur);
+        }
+    });
+    function checkIdentifier(node, symbol) {
+        var declarations = symbol === undefined ? undefined : symbol.declarations;
+        if (declarations === undefined || declarations.length === 0) {
+            return;
+        }
+        var declaredBefore = declarations.some(function (decl) {
+            switch (decl.kind) {
+                case ts.SyntaxKind.FunctionDeclaration:
+                    // Functions may be declared later.
+                    return true;
+                default:
+                    // Use `<=` in case this *is* the declaration.
+                    // If it's a global declared in a different file, OK.
+                    return decl.pos <= node.pos || decl.getSourceFile() !== ctx.sourceFile;
+            }
+        });
+        if (!declaredBefore) {
+            ctx.addFailureAtNode(node, Rule.FAILURE_STRING(node.text));
+        }
+    }
+    /**
+     * Destructured vars/args w/ rename are declared later in the source.
+     * var { x: y } = { x: 43 };
+     */
+    function isPropNameInBinding(node) {
+        return (node.parent !== undefined &&
+            tsutils_1.isBindingElement(node.parent) &&
+            node.parent.propertyName === node);
+    }
+}
+var templateObject_1;