Use explicit extensions for imports within src

scripts/processDiagnosticMessages.mjs

@@ -86,7 +86,7 @@ function buildInfoFileOutput(messageTable, inputFilePathRel) {
         "// <auto-generated />",
         `// generated from '${inputFilePathRel}'`,
         "",
-        'import { DiagnosticCategory, DiagnosticMessage } from "./types";',
+        'import { DiagnosticCategory, DiagnosticMessage } from "./types.js";',
         "",
         "function diag(code: number, category: DiagnosticCategory, key: string, message: string, reportsUnnecessary?: {}, elidedInCompatabilityPyramid?: boolean, reportsDeprecated?: {}): DiagnosticMessage {",
         "    return { code, category, key, message, reportsUnnecessary, elidedInCompatabilityPyramid, reportsDeprecated };",

src/compiler/_namespaces/ts.moduleSpecifiers.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the ts.moduleSpecifiers namespace. */
 
-export * from "../moduleSpecifiers";
+export * from "../moduleSpecifiers.js";

src/compiler/_namespaces/ts.performance.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the ts.performance namespace. */
 
-export * from "../performance";
+export * from "../performance.js";

src/compiler/_namespaces/ts.ts

@@ -1,79 +1,79 @@
 /* Generated file to emulate the ts namespace. */
 
-export * from "../corePublic";
-export * from "../core";
-export * from "../debug";
-export * from "../semver";
-export * from "../performanceCore";
-export * from "../perfLogger";
-export * from "../tracing";
-export * from "../types";
-export * from "../sys";
-export * from "../path";
-export * from "../diagnosticInformationMap.generated";
-export * from "../scanner";
-export * from "../utilitiesPublic";
-export * from "../utilities";
-export * from "../factory/baseNodeFactory";
-export * from "../factory/parenthesizerRules";
-export * from "../factory/nodeConverters";
-export * from "../factory/nodeFactory";
-export * from "../factory/emitNode";
-export * from "../factory/emitHelpers";
-export * from "../factory/nodeTests";
-export * from "../factory/nodeChildren";
-export * from "../factory/utilities";
-export * from "../factory/utilitiesPublic";
-export * from "../parser";
-export * from "../commandLineParser";
-export * from "../moduleNameResolver";
-export * from "../binder";
-export * from "../symbolWalker";
-export * from "../checker";
-export * from "../visitorPublic";
-export * from "../sourcemap";
-export * from "../transformers/utilities";
-export * from "../transformers/destructuring";
-export * from "../transformers/classThis";
-export * from "../transformers/namedEvaluation";
-export * from "../transformers/taggedTemplate";
-export * from "../transformers/ts";
-export * from "../transformers/classFields";
-export * from "../transformers/typeSerializer";
-export * from "../transformers/legacyDecorators";
-export * from "../transformers/esDecorators";
-export * from "../transformers/es2017";
-export * from "../transformers/es2018";
-export * from "../transformers/es2019";
-export * from "../transformers/es2020";
-export * from "../transformers/es2021";
-export * from "../transformers/esnext";
-export * from "../transformers/jsx";
-export * from "../transformers/es2016";
-export * from "../transformers/es2015";
-export * from "../transformers/generators";
-export * from "../transformers/module/module";
-export * from "../transformers/module/system";
-export * from "../transformers/module/esnextAnd2015";
-export * from "../transformers/module/impliedNodeFormatDependent";
-export * from "../transformers/declarations/diagnostics";
-export * from "../transformers/declarations";
-export * from "../transformer";
-export * from "../emitter";
-export * from "../watchUtilities";
-export * from "../program";
-export * from "../builderStatePublic";
-export * from "../builderState";
-export * from "../builder";
-export * from "../builderPublic";
-export * from "../resolutionCache";
-export * from "../watch";
-export * from "../watchPublic";
-export * from "../tsbuild";
-export * from "../tsbuildPublic";
-export * from "../executeCommandLine";
-export * from "../expressionToTypeNode";
-import * as moduleSpecifiers from "./ts.moduleSpecifiers";
+export * from "../corePublic.js";
+export * from "../core.js";
+export * from "../debug.js";
+export * from "../semver.js";
+export * from "../performanceCore.js";
+export * from "../perfLogger.js";
+export * from "../tracing.js";
+export * from "../types.js";
+export * from "../sys.js";
+export * from "../path.js";
+export * from "../diagnosticInformationMap.generated.js";
+export * from "../scanner.js";
+export * from "../utilitiesPublic.js";
+export * from "../utilities.js";
+export * from "../factory/baseNodeFactory.js";
+export * from "../factory/parenthesizerRules.js";
+export * from "../factory/nodeConverters.js";
+export * from "../factory/nodeFactory.js";
+export * from "../factory/emitNode.js";
+export * from "../factory/emitHelpers.js";
+export * from "../factory/nodeTests.js";
+export * from "../factory/nodeChildren.js";
+export * from "../factory/utilities.js";
+export * from "../factory/utilitiesPublic.js";
+export * from "../parser.js";
+export * from "../commandLineParser.js";
+export * from "../moduleNameResolver.js";
+export * from "../binder.js";
+export * from "../symbolWalker.js";
+export * from "../checker.js";
+export * from "../visitorPublic.js";
+export * from "../sourcemap.js";
+export * from "../transformers/utilities.js";
+export * from "../transformers/destructuring.js";
+export * from "../transformers/classThis.js";
+export * from "../transformers/namedEvaluation.js";
+export * from "../transformers/taggedTemplate.js";
+export * from "../transformers/ts.js";
+export * from "../transformers/classFields.js";
+export * from "../transformers/typeSerializer.js";
+export * from "../transformers/legacyDecorators.js";
+export * from "../transformers/esDecorators.js";
+export * from "../transformers/es2017.js";
+export * from "../transformers/es2018.js";
+export * from "../transformers/es2019.js";
+export * from "../transformers/es2020.js";
+export * from "../transformers/es2021.js";
+export * from "../transformers/esnext.js";
+export * from "../transformers/jsx.js";
+export * from "../transformers/es2016.js";
+export * from "../transformers/es2015.js";
+export * from "../transformers/generators.js";
+export * from "../transformers/module/module.js";
+export * from "../transformers/module/system.js";
+export * from "../transformers/module/esnextAnd2015.js";
+export * from "../transformers/module/impliedNodeFormatDependent.js";
+export * from "../transformers/declarations/diagnostics.js";
+export * from "../transformers/declarations.js";
+export * from "../transformer.js";
+export * from "../emitter.js";
+export * from "../watchUtilities.js";
+export * from "../program.js";
+export * from "../builderStatePublic.js";
+export * from "../builderState.js";
+export * from "../builder.js";
+export * from "../builderPublic.js";
+export * from "../resolutionCache.js";
+export * from "../watch.js";
+export * from "../watchPublic.js";
+export * from "../tsbuild.js";
+export * from "../tsbuildPublic.js";
+export * from "../executeCommandLine.js";
+export * from "../expressionToTypeNode.js";
+import * as moduleSpecifiers from "./ts.moduleSpecifiers.js";
 export { moduleSpecifiers };
-import * as performance from "./ts.performance";
+import * as performance from "./ts.performance.js";
 export { performance };

src/compiler/binder.ts

@@ -320,8 +320,8 @@ import {
     VariableDeclaration,
     WhileStatement,
     WithStatement,
-} from "./_namespaces/ts";
-import * as performance from "./_namespaces/ts.performance";
+} from "./_namespaces/ts.js";
+import * as performance from "./_namespaces/ts.performance.js";
 
 /** @internal */
 export const enum ModuleInstanceState {

src/compiler/builder.ts

@@ -81,7 +81,7 @@ import {
     tryAddToSet,
     WriteFileCallback,
     WriteFileCallbackData,
-} from "./_namespaces/ts";
+} from "./_namespaces/ts.js";
 
 /** @internal */
 export interface ReusableDiagnostic extends ReusableDiagnosticRelatedInformation {

src/compiler/builderPublic.ts

@@ -16,7 +16,7 @@ import {
     SavedBuildProgramEmitState,
     SourceFile,
     WriteFileCallback,
-} from "./_namespaces/ts";
+} from "./_namespaces/ts.js";
 
 export type AffectedFileResult<T> = { result: T; affected: SourceFile | Program; } | undefined;
 

src/compiler/builderState.ts

@@ -31,7 +31,7 @@ import {
     Symbol,
     toPath,
     TypeChecker,
-} from "./_namespaces/ts";
+} from "./_namespaces/ts.js";
 
 /** @internal */
 export function getFileEmitOutput(

src/compiler/builderStatePublic.ts

@@ -1,7 +1,7 @@
 import {
     Diagnostic,
     WriteFileCallbackData,
-} from "./_namespaces/ts";
+} from "./_namespaces/ts.js";
 
 export interface EmitOutput {
     outputFiles: OutputFile[];

src/compiler/checker.ts

@@ -1104,9 +1104,9 @@ import {
     WideningContext,
     WithStatement,
     YieldExpression,
-} from "./_namespaces/ts";
-import * as moduleSpecifiers from "./_namespaces/ts.moduleSpecifiers";
-import * as performance from "./_namespaces/ts.performance";
+} from "./_namespaces/ts.js";
+import * as moduleSpecifiers from "./_namespaces/ts.moduleSpecifiers.js";
+import * as performance from "./_namespaces/ts.performance.js";
 
 const ambientModuleSymbolRegex = /^".+"$/;
 const anon = "(anonymous)" as __String & string;

src/compiler/commandLineParser.ts

@@ -121,7 +121,7 @@ import {
     WatchDirectoryKind,
     WatchFileKind,
     WatchOptions,
-} from "./_namespaces/ts";
+} from "./_namespaces/ts.js";
 
 /** @internal */
 export const compileOnSaveCommandLineOption: CommandLineOption = {

src/compiler/core.ts

@@ -9,7 +9,7 @@ import {
     SortedArray,
     SortedReadonlyArray,
     TextSpan,
-} from "./_namespaces/ts";
+} from "./_namespaces/ts.js";
 
 /** @internal */
 export const emptyArray: never[] = [] as never[];

src/compiler/debug.ts

@@ -1,4 +1,4 @@
-import * as ts from "./_namespaces/ts";
+import * as ts from "./_namespaces/ts.js";
 import {
     AnyFunction,
     AssertionLevel,
@@ -91,7 +91,7 @@ import {
     unescapeLeadingUnderscores,
     VarianceFlags,
     zipWith,
-} from "./_namespaces/ts";
+} from "./_namespaces/ts.js";
 
 /** @internal */
 export enum LogLevel {

src/compiler/emitter.ts

@@ -1,4 +1,4 @@
-import * as ts from "./_namespaces/ts";
+import * as ts from "./_namespaces/ts.js";
 import {
     AccessorDeclaration,
     ArrayBindingPattern,
@@ -420,8 +420,8 @@ import {
     writeCommentRange,
     writeFile,
     YieldExpression,
-} from "./_namespaces/ts";
-import * as performance from "./_namespaces/ts.performance";
+} from "./_namespaces/ts.js";
+import * as performance from "./_namespaces/ts.performance.js";
 
 const brackets = createBracketsMap();
 

src/compiler/executeCommandLine.ts

@@ -86,8 +86,8 @@ import {
     WatchCompilerHost,
     WatchOfConfigFile,
     WatchOptions,
-} from "./_namespaces/ts";
-import * as performance from "./performance";
+} from "./_namespaces/ts.js";
+import * as performance from "./performance.js";
 
 interface Statistic {
     name: string;

src/compiler/expressionToTypeNode.ts

@@ -64,7 +64,7 @@ import {
     TypeParameterDeclaration,
     UnionTypeNode,
     VariableDeclaration,
-} from "./_namespaces/ts";
+} from "./_namespaces/ts.js";
 
 /** @internal */
 export function createSyntacticTypeNodeBuilder(options: CompilerOptions, resolver: SyntacticTypeNodeBuilderResolver) {

src/compiler/factory/baseNodeFactory.ts

@@ -2,7 +2,7 @@ import {
     Node,
     objectAllocator,
     SyntaxKind,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 /**
  * A `BaseNodeFactory` is an abstraction over an `ObjectAllocator` that handles caching `Node` constructors

src/compiler/factory/emitHelpers.ts

@@ -35,7 +35,7 @@ import {
     TextRange,
     TransformationContext,
     UnscopedEmitHelper,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 /** @internal */
 export const enum PrivateIdentifierKind {

src/compiler/factory/emitNode.ts

@@ -26,7 +26,7 @@ import {
     TextRange,
     TypeNode,
     TypeParameterDeclaration,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 /**
  * Associates a node with the current transformation, initializing

src/compiler/factory/nodeChildren.ts

@@ -2,7 +2,7 @@ import {
     emptyArray,
     isNodeKind,
     Node,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 const nodeChildren = new WeakMap<Node, readonly Node[] | undefined>();
 

src/compiler/factory/nodeConverters.ts

@@ -35,7 +35,7 @@ import {
     setStartsOnNewLine,
     setTextRange,
     SyntaxKind,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 /** @internal */
 export function createNodeConverters(factory: NodeFactory): NodeConverters {

src/compiler/factory/nodeFactory.ts

@@ -456,7 +456,7 @@ import {
     WhileStatement,
     WithStatement,
     YieldExpression,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 let nextAutoGenerateId = 0;
 

src/compiler/factory/nodeTests.ts

@@ -227,7 +227,7 @@ import {
     WhileStatement,
     WithStatement,
     YieldExpression,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 // Literals
 

src/compiler/factory/parenthesizerRules.ts

@@ -48,7 +48,7 @@ import {
     SyntaxKind,
     TypeNode,
     UnaryExpression,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 /** @internal */
 export function createParenthesizerRules(factory: NodeFactory): ParenthesizerRules {

src/compiler/factory/utilities.ts

@@ -180,7 +180,7 @@ import {
     TransformFlags,
     TypeNode,
     WrappedExpression,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 // Compound nodes
 

src/compiler/factory/utilitiesPublic.ts

@@ -5,7 +5,7 @@ import {
     setTextRangePosEnd,
     SyntaxKind,
     TextRange,
-} from "../_namespaces/ts";
+} from "../_namespaces/ts.js";
 
 export function setTextRange<T extends TextRange>(range: T, location: TextRange | undefined): T {
     return location ? setTextRangePosEnd(range, location.pos, location.end) : range;