ScriptInfo versioning improvements (microsoft#53001)

Author: sheetalkamat

src/server/editorServices.ts

@@ -169,7 +169,6 @@ import {
     ProjectKind,
     ProjectOptions,
     ScriptInfo,
-    ScriptInfoVersion,
     ServerHost,
     Session,
     SetTypings,
@@ -870,7 +869,7 @@ export class ProjectService {
      * it does not reset when creating script info again
      * (and could have potentially collided with version where contents mismatch)
      */
-    private readonly filenameToScriptInfoVersion = new Map<string, ScriptInfoVersion>();
+    private readonly filenameToScriptInfoVersion = new Map<string, number>();
     // Set of all '.js' files ever opened.
     private readonly allJsFilesForOpenFileTelemetry = new Map<string, true>();
 
@@ -1623,7 +1622,7 @@ export class ProjectService {
 
     private removeProject(project: Project) {
         this.logger.info("`remove Project::");
-        project.print(/*writeProjectFileNames*/ true);
+        project.print(/*writeProjectFileNames*/ true, /*writeFileExplaination*/ true, /*writeFileVersionAndText*/ false);
 
         project.close();
         if (Debug.shouldAssert(AssertionLevel.Normal)) {
@@ -1812,7 +1811,7 @@ export class ProjectService {
 
     private deleteScriptInfo(info: ScriptInfo) {
         this.filenameToScriptInfo.delete(info.path);
-        this.filenameToScriptInfoVersion.set(info.path, info.getVersion());
+        this.filenameToScriptInfoVersion.set(info.path, info.textStorage.version);
         const realpath = info.getRealpathIfDifferent();
         if (realpath) {
             this.realpathToScriptInfos!.remove(realpath, info); // TODO: GH#18217
@@ -3001,7 +3000,7 @@ export class ProjectService {
             // Opening closed script info
             // either it was created just now, or was part of projects but was closed
             this.stopWatchingScriptInfo(info);
-            info.open(fileContent!);
+            info.open(fileContent);
             if (hasMixedContent) {
                 info.registerFileUpdate();
             }
@@ -3075,7 +3074,7 @@ export class ProjectService {
         const documentPositionMapper = getDocumentPositionMapper(
             { getCanonicalFileName: this.toCanonicalFileName, log: s => this.logger.info(s), getSourceFileLike: f => this.getSourceFileLike(f, projectName, declarationInfo) },
             declarationInfo.fileName,
-            declarationInfo.getLineInfo(),
+            declarationInfo.textStorage.getLineInfo(),
             readMapFile
         );
         readMapFile = undefined; // Remove ref to project
@@ -4493,5 +4492,5 @@ export function isConfigFile(config: ScriptInfoOrConfig): config is TsConfigSour
 }
 
 function printProjectWithoutFileNames(project: Project) {
-    project.print(/*writeProjectFileNames*/ false);
+    project.print(/*writeProjectFileNames*/ false, /*writeFileExplaination*/ false, /*writeFileVersionAndText*/ false);
 }

src/server/project.ts

@@ -171,7 +171,7 @@ export function countEachFileTypes(infos: ScriptInfo[], includeSizes = false): F
         deferred: 0, deferredSize: 0,
     };
     for (const info of infos) {
-        const fileSize = includeSizes ? info.getTelemetryFileSize() : 0;
+        const fileSize = includeSizes ? info.textStorage.getTelemetryFileSize() : 0;
         switch (info.scriptKind) {
             case ScriptKind.JS:
                 result.js += 1;
@@ -1461,8 +1461,16 @@ export abstract class Project implements LanguageServiceHost, ModuleResolutionHo
         const elapsed = timestamp() - start;
         this.sendPerformanceEvent("UpdateGraph", elapsed);
         this.writeLog(`Finishing updateGraphWorker: Project: ${this.getProjectName()} Version: ${this.getProjectVersion()} structureChanged: ${hasNewProgram}${this.program ? ` structureIsReused:: ${(ts as any).StructureIsReused[this.program.structureIsReused]}` : ""} Elapsed: ${elapsed}ms`);
-        if (this.hasAddedorRemovedFiles) {
-            this.print(/*writeProjectFileNames*/ true);
+        if (this.projectService.logger.isTestLogger) {
+            if (this.program !== oldProgram) {
+                this.print(/*writeProjectFileNames*/ true, this.hasAddedorRemovedFiles, /*writeFileVersionAndText*/ true);
+            }
+            else {
+                this.writeLog(`Same program as before`);
+            }
+        }
+        else if (this.hasAddedorRemovedFiles) {
+            this.print(/*writeProjectFileNames*/ true, /*writeFileExplaination*/ true, /*writeFileVersionAndText*/ false);
         }
         else if (this.program !== oldProgram) {
             this.writeLog(`Different program with same set of files`);
@@ -1589,27 +1597,38 @@ export abstract class Project implements LanguageServiceHost, ModuleResolutionHo
     }
 
     filesToString(writeProjectFileNames: boolean) {
+        return this.filesToStringWorker(writeProjectFileNames, /*writeFileExplaination*/ true, /*writeFileVersionAndText*/ false);
+    }
+
+    /** @internal */
+    private filesToStringWorker(writeProjectFileNames: boolean, writeFileExplaination: boolean, writeFileVersionAndText: boolean) {
         if (this.isInitialLoadPending()) return "\tFiles (0) InitialLoadPending\n";
         if (!this.program) return "\tFiles (0) NoProgram\n";
         const sourceFiles = this.program.getSourceFiles();
         let strBuilder = `\tFiles (${sourceFiles.length})\n`;
         if (writeProjectFileNames) {
             for (const file of sourceFiles) {
-                strBuilder += `\t${file.fileName}\n`;
+                strBuilder += `\t${file.fileName}${writeFileVersionAndText?` ${file.version} ${JSON.stringify(file.text)}` : ""}\n`;
+            }
+            if (writeFileExplaination) {
+                strBuilder += "\n\n";
+                explainFiles(this.program, s => strBuilder += `\t${s}\n`);
             }
-            strBuilder += "\n\n";
-            explainFiles(this.program, s => strBuilder += `\t${s}\n`);
         }
         return strBuilder;
     }
 
     /** @internal */
-    print(writeProjectFileNames: boolean) {
+    print(writeProjectFileNames: boolean, writeFileExplaination: boolean, writeFileVersionAndText: boolean) {
         this.writeLog(`Project '${this.projectName}' (${ProjectKind[this.projectKind]})`);
-        this.writeLog(this.filesToString(writeProjectFileNames && this.projectService.logger.hasLevel(LogLevel.verbose)));
+        this.writeLog(this.filesToStringWorker(
+            writeProjectFileNames && this.projectService.logger.hasLevel(LogLevel.verbose),
+            writeFileExplaination && this.projectService.logger.hasLevel(LogLevel.verbose),
+            writeFileVersionAndText && this.projectService.logger.hasLevel(LogLevel.verbose),
+        ));
         this.writeLog("-----------------------------------------------");
         if (this.autoImportProviderHost) {
-            this.autoImportProviderHost.print(/*writeProjectFileNames*/ false);
+            this.autoImportProviderHost.print(/*writeProjectFileNames*/ false, /*writeFileExplaination*/ false, /*writeFileVersionAndText*/ false);
         }
     }