wallet-core/node_modules/tslint/lib/rules/deprecationRule.js
2017-05-28 00:40:43 +02:00

102 lines
4.8 KiB
JavaScript

"use strict";
/**
* @license
* Copyright 2016 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 = (function (_super) {
tslib_1.__extends(Rule, _super);
function Rule() {
return _super !== null && _super.apply(this, arguments) || this;
}
/* tslint:enable:object-literal-sort-keys */
Rule.prototype.applyWithProgram = function (sourceFile, program) {
return this.applyWithWalker(new Walker(sourceFile, this.getOptions(), program));
};
return Rule;
}(Lint.Rules.TypedRule));
/* tslint:disable:object-literal-sort-keys */
Rule.metadata = {
ruleName: "deprecation",
description: "Warns when deprecated APIs are used.",
descriptionDetails: (_a = ["Any usage of an identifier\n with the @deprecated JSDoc annotation will trigger a warning.\n See http://usejsdoc.org/tags-deprecated.html"], _a.raw = ["Any usage of an identifier\n with the @deprecated JSDoc annotation will trigger a warning.\n See http://usejsdoc.org/tags-deprecated.html"], Lint.Utils.dedent(_a)),
rationale: (_b = ["\n Deprecated APIs should be avoided, and usage updated."], _b.raw = ["\n Deprecated APIs should be avoided, and usage updated."], Lint.Utils.dedent(_b)),
optionsDescription: "",
options: null,
optionExamples: [],
type: "maintainability",
typescriptOnly: false,
requiresTypeInfo: true,
};
exports.Rule = Rule;
var Walker = (function (_super) {
tslib_1.__extends(Walker, _super);
function Walker() {
return _super !== null && _super.apply(this, arguments) || this;
}
// Implementation inspired by angular/tsickle:
// https://github.com/angular/tsickle/blob/cad7c180a2155db6f6fb8d22c44151d7e8a9149f/src/decorator-annotator.ts#L42
Walker.prototype.visitIdentifier = function (node) {
var decSym = this.getTypeChecker().getSymbolAtLocation(node);
if (decSym !== undefined && Lint.isSymbolFlagSet(decSym, ts.SymbolFlags.Alias)) {
decSym = this.getTypeChecker().getAliasedSymbol(decSym);
}
var declarations = decSym === undefined ? undefined : decSym.getDeclarations();
if (declarations === undefined) {
_super.prototype.visitIdentifier.call(this, node);
return;
}
for (var _i = 0, declarations_1 = declarations; _i < declarations_1.length; _i++) {
var commentNode = declarations_1[_i];
// Switch to the TS JSDoc parser in the future to avoid false positives here.
// For example using '@deprecated' in a true comment.
// However, a new TS API would be needed, track at
// https://github.com/Microsoft/TypeScript/issues/7393.
if (commentNode.kind === ts.SyntaxKind.VariableDeclaration) {
commentNode = commentNode.parent;
}
// Go up one more level to VariableDeclarationStatement, where usually
// the comment lives. If the declaration has an 'export', the
// VDList.getFullText will not contain the comment.
if (commentNode.kind === ts.SyntaxKind.VariableDeclarationList) {
commentNode = commentNode.parent;
}
// Don't warn on the declaration of the @deprecated symbol.
if (commentNode.pos <= node.pos
&& node.getEnd() <= commentNode.getEnd()
&& commentNode.getSourceFile() === this.getSourceFile()) {
continue;
}
var range = ts.getLeadingCommentRanges(commentNode.getFullText(), 0);
if (range === undefined) {
continue;
}
for (var _a = 0, range_1 = range; _a < range_1.length; _a++) {
var _b = range_1[_a], pos = _b.pos, end = _b.end;
var jsDocText = commentNode.getFullText().substring(pos, end);
if (jsDocText.includes("@deprecated")) {
this.addFailureAtNode(node, node.text + " is deprecated.");
}
}
}
_super.prototype.visitIdentifier.call(this, node);
};
return Walker;
}(Lint.ProgramAwareRuleWalker));
var _a, _b;