Break many functions out of services.ts and into their own modules.

Author: Andy Hanson

src/harness/harnessLanguageService.ts

@@ -232,8 +232,8 @@ namespace Harness.LanguageService {
         }
         getHost() { return this.host; }
         getLanguageService(): ts.LanguageService { return ts.createLanguageService(this.host); }
-        getClassifier(): ts.Classifier { return ts.createClassifier(); }
-        getPreProcessedFileInfo(fileName: string, fileContents: string): ts.PreProcessedFileInfo { return ts.preProcessFile(fileContents, /* readImportFiles */ true, ts.hasJavaScriptFileExtension(fileName)); }
+        getClassifier(): ts.Classifier { return ts.Classifier.createClassifier(); }
+        getPreProcessedFileInfo(fileName: string, fileContents: string): ts.PreProcessedFileInfo { return ts.PreProcess.preProcessFile(fileContents, /* readImportFiles */ true, ts.hasJavaScriptFileExtension(fileName)); }
     }
 
     /// Shim adapter
@@ -258,7 +258,7 @@ namespace Harness.LanguageService {
                 };
                 this.getModuleResolutionsForFile = (fileName) => {
                     const scriptInfo = this.getScriptInfo(fileName);
-                    const preprocessInfo = ts.preProcessFile(scriptInfo.content, /*readImportFiles*/ true);
+                    const preprocessInfo = ts.PreProcess.preProcessFile(scriptInfo.content, /*readImportFiles*/ true);
                     const imports = ts.createMap<string>();
                     for (const module of preprocessInfo.importedFiles) {
                         const resolutionInfo = ts.resolveModuleName(module.fileName, fileName, compilerOptions, moduleResolutionHost);
@@ -271,7 +271,7 @@ namespace Harness.LanguageService {
                 this.getTypeReferenceDirectiveResolutionsForFile = (fileName) => {
                     const scriptInfo = this.getScriptInfo(fileName);
                     if (scriptInfo) {
-                        const preprocessInfo = ts.preProcessFile(scriptInfo.content, /*readImportFiles*/ false);
+                        const preprocessInfo = ts.PreProcess.preProcessFile(scriptInfo.content, /*readImportFiles*/ false);
                         const resolutions = ts.createMap<ts.ResolvedTypeReferenceDirective>();
                         const settings = this.nativeHost.getCompilationSettings();
                         for (const typeReferenceDirective of preprocessInfo.typeReferenceDirectives) {

src/harness/unittests/services/preProcessFile.ts

@@ -2,7 +2,7 @@
 
 describe("PreProcessFile:", function () {
     function test(sourceText: string, readImportFile: boolean, detectJavaScriptImports: boolean, expectedPreProcess: ts.PreProcessedFileInfo): void {
-        const resultPreProcess = ts.preProcessFile(sourceText, readImportFile, detectJavaScriptImports);
+        const resultPreProcess = ts.PreProcess.preProcessFile(sourceText, readImportFile, detectJavaScriptImports);
 
         assert.equal(resultPreProcess.isLibFile, expectedPreProcess.isLibFile, "Pre-processed file has different value for isLibFile. Expected: " + expectedPreProcess.isLibFile + ". Actual: " + resultPreProcess.isLibFile);
 

src/server/editorServices.ts

@@ -1566,7 +1566,7 @@ namespace ts.server {
                 this.setCompilerOptions(defaultOpts);
             }
             this.languageService = ts.createLanguageService(this.host, this.documentRegistry);
-            this.classifier = ts.createClassifier();
+            this.classifier = ts.Classifier.createClassifier();
         }
 
         setCompilerOptions(opt: ts.CompilerOptions) {