github-pages-deploy-action/node_modules/tslint/lib/rules/deprecationRule.js
2019-11-19 07:48:29 -05:00

235 lines
8.9 KiB
JavaScript

"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;
}
/* tslint:enable:object-literal-sort-keys */
Rule.FAILURE_STRING = function (name, message) {
return name + " is deprecated" + (message === "" ? "." : ": " + message.trim());
};
Rule.prototype.applyWithProgram = function (sourceFile, program) {
return this.applyWithFunction(sourceFile, walk, undefined, program.getTypeChecker());
};
/* tslint:disable:object-literal-sort-keys */
Rule.metadata = {
ruleName: "deprecation",
description: "Warns when deprecated APIs are used.",
descriptionDetails: Lint.Utils.dedent(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["Any usage of an identifier\n with the @deprecated JSDoc annotation will trigger a warning.\n See http://usejsdoc.org/tags-deprecated.html"], ["Any usage of an identifier\n with the @deprecated JSDoc annotation will trigger a warning.\n See http://usejsdoc.org/tags-deprecated.html"]))),
rationale: "Deprecated APIs should be avoided, and usage updated.",
optionsDescription: "",
options: null,
optionExamples: [true],
type: "maintainability",
typescriptOnly: false,
requiresTypeInfo: true,
};
return Rule;
}(Lint.Rules.TypedRule));
exports.Rule = Rule;
function walk(ctx, tc) {
return ts.forEachChild(ctx.sourceFile, function cb(node) {
if (tsutils_1.isIdentifier(node)) {
if (!isDeclaration(node)) {
var deprecation = getDeprecation(node, tc);
if (deprecation !== undefined) {
ctx.addFailureAtNode(node, Rule.FAILURE_STRING(node.text, deprecation));
}
}
}
else {
switch (node.kind) {
case ts.SyntaxKind.ImportDeclaration:
case ts.SyntaxKind.ImportEqualsDeclaration:
case ts.SyntaxKind.ExportDeclaration:
case ts.SyntaxKind.ExportAssignment:
return;
}
return ts.forEachChild(node, cb);
}
});
}
function isDeclaration(identifier) {
var parent = identifier.parent;
switch (parent.kind) {
case ts.SyntaxKind.ClassDeclaration:
case ts.SyntaxKind.ClassExpression:
case ts.SyntaxKind.InterfaceDeclaration:
case ts.SyntaxKind.TypeParameter:
case ts.SyntaxKind.FunctionExpression:
case ts.SyntaxKind.FunctionDeclaration:
case ts.SyntaxKind.LabeledStatement:
case ts.SyntaxKind.JsxAttribute:
case ts.SyntaxKind.MethodDeclaration:
case ts.SyntaxKind.MethodSignature:
case ts.SyntaxKind.PropertySignature:
case ts.SyntaxKind.TypeAliasDeclaration:
case ts.SyntaxKind.GetAccessor:
case ts.SyntaxKind.SetAccessor:
case ts.SyntaxKind.EnumDeclaration:
case ts.SyntaxKind.ModuleDeclaration:
return true;
case ts.SyntaxKind.VariableDeclaration:
case ts.SyntaxKind.Parameter:
case ts.SyntaxKind.PropertyDeclaration:
case ts.SyntaxKind.EnumMember:
case ts.SyntaxKind.ImportEqualsDeclaration:
return parent.name === identifier;
case ts.SyntaxKind.PropertyAssignment:
return (parent.name === identifier &&
!tsutils_1.isReassignmentTarget(identifier.parent.parent));
case ts.SyntaxKind.BindingElement:
// return true for `b` in `const {a: b} = obj"`
return (parent.name === identifier &&
parent.propertyName !== undefined);
default:
return false;
}
}
function getCallExpresion(node) {
var parent = node.parent;
if (tsutils_1.isPropertyAccessExpression(parent) && parent.name === node) {
node = parent;
parent = node.parent;
}
return tsutils_1.isTaggedTemplateExpression(parent) ||
((tsutils_1.isCallExpression(parent) || tsutils_1.isNewExpression(parent)) && parent.expression === node)
? parent
: undefined;
}
function getDeprecation(node, tc) {
var callExpression = getCallExpresion(node);
if (callExpression !== undefined) {
var result = getSignatureDeprecation(tc.getResolvedSignature(callExpression));
if (result !== undefined) {
return result;
}
}
var symbol;
var parent = node.parent;
if (parent.kind === ts.SyntaxKind.BindingElement) {
symbol = tc.getTypeAtLocation(parent.parent).getProperty(node.text);
}
else if ((tsutils_1.isPropertyAssignment(parent) && parent.name === node) ||
(tsutils_1.isShorthandPropertyAssignment(parent) &&
parent.name === node &&
tsutils_1.isReassignmentTarget(node))) {
symbol = tc.getPropertySymbolOfDestructuringAssignment(node);
}
else {
symbol = tc.getSymbolAtLocation(node);
}
if (symbol !== undefined && tsutils_1.isSymbolFlagSet(symbol, ts.SymbolFlags.Alias)) {
symbol = tc.getAliasedSymbol(symbol);
}
if (symbol === undefined ||
// if this is a CallExpression and the declaration is a function or method,
// stop here to avoid collecting JsDoc of all overload signatures
(callExpression !== undefined && isFunctionOrMethod(symbol.declarations))) {
return undefined;
}
return getSymbolDeprecation(symbol);
}
function findDeprecationTag(tags) {
for (var _i = 0, tags_1 = tags; _i < tags_1.length; _i++) {
var tag = tags_1[_i];
if (tag.name === "deprecated") {
return tag.text === undefined ? "" : tag.text;
}
}
return undefined;
}
function getSymbolDeprecation(symbol) {
if (symbol.getJsDocTags !== undefined) {
return findDeprecationTag(symbol.getJsDocTags());
}
// for compatibility with typescript@<2.3.0
return getDeprecationFromDeclarations(symbol.declarations);
}
function getSignatureDeprecation(signature) {
if (signature === undefined) {
return undefined;
}
if (signature.getJsDocTags !== undefined) {
return findDeprecationTag(signature.getJsDocTags());
}
// for compatibility with typescript@<2.3.0
return signature.declaration === undefined
? undefined
: getDeprecationFromDeclaration(signature.declaration);
}
function getDeprecationFromDeclarations(declarations) {
if (declarations === undefined) {
return undefined;
}
var declaration;
for (var _i = 0, declarations_1 = declarations; _i < declarations_1.length; _i++) {
declaration = declarations_1[_i];
if (tsutils_1.isBindingElement(declaration)) {
declaration = tsutils_1.getDeclarationOfBindingElement(declaration);
}
if (tsutils_1.isVariableDeclaration(declaration)) {
declaration = declaration.parent;
}
if (tsutils_1.isVariableDeclarationList(declaration)) {
declaration = declaration.parent;
}
var result = getDeprecationFromDeclaration(declaration);
if (result !== undefined) {
return result;
}
}
return undefined;
}
function getDeprecationFromDeclaration(declaration) {
for (var _i = 0, _a = tsutils_1.getJsDoc(declaration); _i < _a.length; _i++) {
var comment = _a[_i];
if (comment.tags === undefined) {
continue;
}
for (var _b = 0, _c = comment.tags; _b < _c.length; _b++) {
var tag = _c[_b];
if (tag.tagName.text === "deprecated") {
return tag.comment === undefined ? "" : tag.comment;
}
}
}
return undefined;
}
function isFunctionOrMethod(declarations) {
if (declarations === undefined || declarations.length === 0) {
return false;
}
switch (declarations[0].kind) {
case ts.SyntaxKind.MethodDeclaration:
case ts.SyntaxKind.FunctionDeclaration:
case ts.SyntaxKind.FunctionExpression:
case ts.SyntaxKind.MethodSignature:
return true;
default:
return false;
}
}
var templateObject_1;