Consume typescript apis from typescript nightly (#1016)

* Add support to run tests matching regexp

* Consume typescript apis

* Run tests matching criteria across the all tests

* Remove TODO

* Update CHANGELOG.md

* Update package.json

Author: sheetalkamat

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## v6.1.2
+* [don't emit declaration files for a declaration file](https://github.com/TypeStrong/ts-loader/pull/1015) (#1014) - thanks @gvinaccia!
+* [Consume typescript apis from typescript nightly](https://github.com/TypeStrong/ts-loader/pull/1016) - thanks @sheetalkamat!
+
 ## v6.1.1
 * [Fix SolutionBuilder watches](https://github.com/TypeStrong/ts-loader/pull/1003) and [related fixes](https://github.com/TypeStrong/ts-loader/pull/1011) (#998) - thanks @sheetalkamat!
 * [fix: no errors reported if flagged with @ts-check](https://github.com/TypeStrong/ts-loader/pull/1008) (#1004) - thanks @reinholdk!

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ts-loader",
-  "version": "6.1.1",
+  "version": "6.1.2",
   "description": "TypeScript loader for webpack",
   "main": "index.js",
   "types": "dist/types/index.d.ts",

src/after-compile.ts

@@ -357,6 +357,15 @@ function provideDeclarationFilesToWebpack(
   }
 }
 
+function getOutputPathForBuildInfo(
+  compiler: typeof ts,
+  options: ts.CompilerOptions
+) {
+  return (compiler as any).getTsBuildInfoEmitOutputFilePath
+    ? (compiler as any).getTsBuildInfoEmitOutputFilePath(options)
+    : (compiler as any).getOutputPathForBuildInfo(options);
+}
+
 /**
  * gather all .tsbuildinfo for the project
  */
@@ -375,8 +384,8 @@ function provideTsBuildInfoFilesToWebpack(
               instance.modifiedFiles!.has(path.resolve(f))
             )
           ) {
-            // TODO:: update compiler to expose this
-            const buildInfoPath = (instance.compiler as any).getOutputPathForBuildInfo(
+            const buildInfoPath = getOutputPathForBuildInfo(
+              instance.compiler,
               resolvedRef.commandLine.options
             );
             if (buildInfoPath) {

src/instances.ts

@@ -490,8 +490,15 @@ function getOutputFileNames(
   configFile: typescript.ParsedCommandLine,
   inputFileName: string
 ): string[] {
-  const outputs: string[] = [];
   const ignoreCase = !instance.compiler.sys.useCaseSensitiveFileNames;
+  if ((instance.compiler as any).getOutputFileNames) {
+    return (instance.compiler as any).getOutputFileNames(
+      configFile,
+      inputFileName,
+      ignoreCase
+    );
+  }
+  const outputs: string[] = [];
   const addOutput = (fileName: string | undefined) =>
     fileName && outputs.push(fileName);
   const js = getOutputJSFileName(
@@ -539,8 +546,6 @@ function getOutputFilesFromReference(
         !options.out &&
         fileNames.some(file => path.normalize(file) === filePath)
       ) {
-        // TODO api in typescript
-        // For now copying from typescript
         const outputFiles: typescript.OutputFile[] = [];
         getOutputFileNames(
           instance,

test/comparison-tests/run-tests.js

@@ -17,6 +17,9 @@ const saveOutputMode = process.argv.indexOf('--save-output') !== -1;
 const indexOfSingleTest = process.argv.indexOf('--single-test');
 const singleTestToRun =
   indexOfSingleTest !== -1 && process.argv[indexOfSingleTest + 1];
+const indexOfTestCriteria = process.argv.indexOf('--match-test');
+const testCriteria =
+  indexOfTestCriteria !== -1 && new RegExp(process.argv[indexOfTestCriteria + 1]);
 
 /** @type {string[]} */
 let passingTests = [];
@@ -58,6 +61,12 @@ function runTests() {
           const testPath = path.join(testDir, testName);
           return fs.statSync(testPath).isDirectory();
         }
+      )
+      .filter(
+        /**
+         * @param {string} testName
+         */ testName =>
+          testCriteria ? !!testName.match(testCriteria) : true
       );
 
       // Allow multiple attempts to pass tests as they're flaky

test/execution-tests/run-tests.js

@@ -14,6 +14,9 @@ process.env.NODE_ENV = 'test';
 var indexOfSingleTest = process.argv.indexOf('--single-test');
 var singleTestToRun = indexOfSingleTest !== -1 && process.argv[indexOfSingleTest + 1];
 var watch = process.argv.indexOf('--watch') !== -1 && !!singleTestToRun;
+const indexOfTestCriteria = process.argv.indexOf('--match-test');
+const testCriteria =
+  indexOfTestCriteria !== -1 && new RegExp(process.argv[indexOfTestCriteria + 1]);
 
 var passingTests = [];
 var failingTests = [];
@@ -32,6 +35,12 @@ else {
         .filter(isTestDirectory)
         .filter(isHighEnoughTypeScriptVersion)
         .filter(isNotHappyPackTest)
+        .filter(
+            /**
+             * @param {string} testName
+             */ testName =>
+                testCriteria ? !!testName.match(testCriteria) : true
+        )
         // .filter(isNotBabelTest)
         .forEach(runTests);
 }

test/run-tests.js

@@ -4,8 +4,10 @@ var webpackVersion = require('webpack/package.json').version;
 var typescript = require('typescript');
 var execSync = require('child_process').execSync;
 
-console.log('Using webpack version ' + webpackVersion);
+const testArgs = process.argv.length > 2 ? ` -- ${process.argv.slice(2).join(" ")}` : "";
+
+console.log('Using webpack version --' + webpackVersion);
 console.log('Using typescript version ' + typescript.version);
 
-execSync('yarn run comparison-tests', { stdio: 'inherit' });
-execSync('yarn run execution-tests', { stdio: 'inherit' });
+execSync(`yarn run comparison-tests${testArgs}`, { stdio: 'inherit' });
+execSync(`yarn run execution-tests${testArgs}`, { stdio: 'inherit' });