Update to typescript@2.6

.vscode/launch.json

@@ -27,7 +27,7 @@
             "request": "launch",
             "program": "${workspaceRoot}/node_modules/mocha/bin/_mocha",
             "stopOnEntry": false,
-            "args": ["--reporter", "spec", "--colors", "--no-timeouts", "build/test/**/*Tests.js", "build/test/assert.js"],
+            "args": ["--reporter", "spec", "--colors", "--no-timeouts", "build/test/**/*Tests.js"],
             "cwd": "${workspaceRoot}",
             "preLaunchTask": "tsc",
             "runtimeExecutable": null,
@@ -38,7 +38,7 @@
                 "NODE_ENV": "development"
             },
             "console": "internalConsole",
-            "sourceMaps": true, 
+            "sourceMaps": true,
             "outFiles": ["${workspaceRoot}/build/**/*.js"]
         },
         {
@@ -58,7 +58,7 @@
                 "NODE_ENV": "development"
             },
             "console": "internalConsole",
-            "sourceMaps": true, 
+            "sourceMaps": true,
             "outFiles": ["${workspaceRoot}/build/**/*.js"]
         },
         {
@@ -78,7 +78,7 @@
                 "NODE_ENV": "development"
             },
             "console": "internalConsole",
-            "sourceMaps": true, 
+            "sourceMaps": true,
             "outFiles": ["${workspaceRoot}/build/**/*/js"]
         }
     ]

package.json

@@ -46,11 +46,11 @@
     "minimatch": "^3.0.4",
     "resolve": "^1.3.2",
     "semver": "^5.3.0",
-    "tslib": "^1.8",
+    "tslib": "^1.8.0",
     "tsutils": "^2.12.1"
   },
   "peerDependencies": {
-    "typescript": ">=2.1.0 || >=2.1.0-dev || >=2.2.0-dev || >=2.3.0-dev || >=2.4.0-dev || >=2.5.0-dev || >=2.6.0-dev || >=2.7.0-dev"
+    "typescript": ">=2.1.0 || >=2.1.0-dev || >=2.2.0-dev || >=2.3.0-dev || >=2.4.0-dev || >=2.5.0-dev || >=2.6.0-dev || >=2.7.0-dev || >=2.8.0-dev"
   },
   "devDependencies": {
     "@types/babel-code-frame": "^6.20.0",
@@ -77,7 +77,7 @@
     "ts-node": "^3.3.0",
     "tslint": "^5.7.0",
     "tslint-test-config-non-relative": "file:test/external/tslint-test-config-non-relative",
-    "typescript": "~2.5.1"
+    "typescript": "~2.6.1"
   },
   "license": "Apache-2.0",
   "engines": {

src/language/utils.ts

@@ -93,9 +93,10 @@ export function someAncestor(node: ts.Node, predicate: (n: ts.Node) => boolean):
     return predicate(node) || (node.parent !== undefined && someAncestor(node.parent, predicate));
 }
 
-export function ancestorWhere<T extends ts.Node>(node: ts.Node, predicate: (n: ts.Node) => n is T): T | undefined;
-export function ancestorWhere(node: ts.Node, predicate: (n: ts.Node) => boolean): ts.Node | undefined;
-export function ancestorWhere<T extends ts.Node>(node: ts.Node, predicate: (n: ts.Node) => n is T): T | undefined {
+export function ancestorWhere<T extends ts.Node = ts.Node>(
+    node: ts.Node,
+    predicate: ((n: ts.Node) => n is T) | ((n: ts.Node) => boolean),
+): T | undefined {
     let cur: ts.Node | undefined = node;
     do {
         if (predicate(cur)) {

src/linter.ts

@@ -37,7 +37,7 @@ import { IFormatter } from "./language/formatter/formatter";
 import { IRule, isTypedRule, Replacement, RuleFailure, RuleSeverity } from "./language/rule/rule";
 import * as utils from "./language/utils";
 import { loadRules } from "./ruleLoader";
-import { arrayify, dedent, flatMap } from "./utils";
+import { arrayify, dedent, flatMap, mapDefined } from "./utils";
 
 /**
  * Linter that can lint multiple files in consecutive runs.
@@ -76,7 +76,13 @@ class Linter {
      * files and excludes declaration (".d.ts") files.
      */
     public static getFileNames(program: ts.Program): string[] {
-        return program.getSourceFiles().map((s) => s.fileName).filter((l) => l.substr(-5) !== ".d.ts");
+        return mapDefined(
+            program.getSourceFiles(),
+            (file) =>
+                file.fileName.endsWith(".d.ts") || program.isSourceFileFromExternalLibrary(file)
+                    ? undefined
+                    : file.fileName,
+        );
     }
 
     constructor(private options: ILinterOptions, private program?: ts.Program) {

src/rules/noImplicitDependenciesRule.ts

@@ -75,7 +75,7 @@ function walk(ctx: Lint.WalkContext<Options>) {
     const {options} = ctx;
     let dependencies: Set<string> | undefined;
     for (const name of findImports(ctx.sourceFile, ImportKind.All)) {
-        if (!(ts as {} as {isExternalModuleNameRelative(m: string): boolean}).isExternalModuleNameRelative(name.text)) {
+        if (!ts.isExternalModuleNameRelative(name.text)) {
             const packageName = getPackageName(name.text);
             if (builtins.indexOf(packageName) === -1 && !hasDependency(packageName)) {
                 ctx.addFailureAtNode(name, Rule.FAILURE_STRING_FACTORY(packageName));

src/rules/noSubmoduleImportsRule.ts

@@ -50,8 +50,7 @@ export class Rule extends Lint.Rules.AbstractRule {
 
 function walk(ctx: Lint.WalkContext<string[]>) {
     for (const name of findImports(ctx.sourceFile, ImportKind.All)) {
-        // TODO remove assertion on upgrade to typescript@2.5.2
-        if (!(ts as any as {isExternalModuleNameRelative(m: string): boolean}).isExternalModuleNameRelative(name.text) &&
+        if (!ts.isExternalModuleNameRelative(name.text) &&
             isSubmodulePath(name.text) &&
             !isWhitelisted(name.text, ctx.options)) {
             ctx.addFailureAtNode(name, Rule.FAILURE_STRING);

src/rules/noUnnecessaryQualifierRule.ts

@@ -120,9 +120,8 @@ function walk(ctx: Lint.WalkContext<void>, checker: ts.TypeChecker): void {
     }
 
     function symbolsAreEqual(accessed: ts.Symbol, inScope: ts.Symbol): boolean {
-        // TODO remove type assertion on update to typescript@2.6.0
-        if ((checker as any as {getExportSymbolOfSymbol(s: ts.Symbol): ts.Symbol}).getExportSymbolOfSymbol !== undefined) {
-            inScope = (checker as any as {getExportSymbolOfSymbol(s: ts.Symbol): ts.Symbol}).getExportSymbolOfSymbol(inScope);
+        if (checker.getExportSymbolOfSymbol !== undefined) {
+            inScope = checker.getExportSymbolOfSymbol(inScope);
             return accessed === inScope;
         }
         return accessed === inScope ||

src/rules/orderedImportsRule.ts

@@ -132,7 +132,7 @@ const TRANSFORMS = new Map<string, Transform>([
     ["lowercase-last", (x) => x],
     ["full", (x) => x],
     ["basename", (x) => {
-        if (!(ts as any as {isExternalModuleNameRelative(m: string): boolean}).isExternalModuleNameRelative(x)) {
+        if (!ts.isExternalModuleNameRelative(x)) {
             return x;
         }
 

src/tsconfig.json

@@ -7,6 +7,7 @@
         "noUnusedParameters": true,
         "noUnusedLocals": true,
         "strictNullChecks": true,
+        "strictFunctionTypes": true,
         "importHelpers": true,
         "declaration": true,
         "sourceMap": false,

test/executable/executableTests.ts

@@ -423,7 +423,7 @@ describe("Executable", function(this: Mocha.ISuiteCallbackContext) {
                 });
         });
 
-        it("can handles 'allowJs' correctly", (done) => {
+        it("handles 'allowJs' correctly", (done) => {
             execCli(
                 [ "-p", "test/files/tsconfig-allow-js/tsconfig.json"],
                 (err) => {
@@ -433,6 +433,15 @@ describe("Executable", function(this: Mocha.ISuiteCallbackContext) {
                 });
         });
 
+        it("doesn't lint external dependencies with 'allowJs'", (done) => {
+            execCli(
+                [ "-p", "test/files/allow-js-exclude-node-modules/tsconfig.json"],
+                (err) => {
+                    assert.isNull(err, "process should exit without error");
+                    done();
+                });
+        });
+
         it("works with '--exclude'", (done) => {
             execCli(
                 [ "-p", "test/files/tsconfig-allow-js/tsconfig.json", "-e", "'test/files/tsconfig-allow-js/testfile.test.js'"],
@@ -566,7 +575,7 @@ function execCli(args: string[], options: cp.ExecFileOptions | ExecFileCallback,
     });
 }
 
-function isFunction(fn: any): fn is (...args: any[]) => any {
+function isFunction(fn: any): fn is Function { // tslint:disable-line:ban-types
     return ({}).toString.call(fn) === "[object Function]";
 }
 

test/files/allow-js-exclude-node-modules/test.ts

@@ -0,0 +1,2 @@
+import * as dependency from 'dependency';
+console.log(dependency);

test/files/allow-js-exclude-node-modules/tsconfig.json

@@ -0,0 +1,6 @@
+{
+    "compilerOptions": {
+        "allowJs": true,
+        "maxNodeModuleJsDepth": 1
+    }
+}

test/files/allow-js-exclude-node-modules/tslint.json

@@ -0,0 +1,12 @@
+{
+  "rules": {
+    "semicolon": [
+      true, "always"
+    ]
+  },
+  "jsRules": {
+    "semicolon": [
+      true, "always"
+    ]
+  }
+}

test/rules/deprecation/test.ts.lint

@@ -58,7 +58,7 @@ const A = 1, B = 2;
 
 A + B;
 ~     [err % ('A')]
-#if typescript < 2.7.0
+#if typescript < 2.6.1
     ~ [err % ('B')]
 #endif
 

test/tsconfig.json

@@ -7,6 +7,7 @@
         "noUnusedParameters": true,
         "noUnusedLocals": true,
         "strictNullChecks": true,
+        "strictFunctionTypes": true,
         "sourceMap": true,
         "target": "es5",
         "lib": ["es6"],

yarn.lock

@@ -1566,6 +1566,10 @@ tslib@^1.7.1:
   version "1.7.1"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.7.1.tgz#bc8004164691923a79fe8378bbeb3da2017538ec"
 
+tslib@^1.8.0:
+  version "1.8.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.8.0.tgz#dc604ebad64bcbf696d613da6c954aa0e7ea1eb6"
+
 "tslint-test-config-non-relative@file:test/external/tslint-test-config-non-relative":
   version "0.0.1"
 
@@ -1604,9 +1608,9 @@ type-detect@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-1.0.0.tgz#762217cc06db258ec48908a1298e8b95121e8ea2"
 
-typescript@~2.5.1:
-  version "2.5.1"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.5.1.tgz#ce7cc93ada3de19475cc9d17e3adea7aee1832aa"
+typescript@~2.6.1:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.6.1.tgz#ef39cdea27abac0b500242d6726ab90e0c846631"
 
 uglify-js@^2.6:
   version "2.8.28"