From ed967b65f75bbb2c20d8d28f4fe1cf074c0978b1 Mon Sep 17 00:00:00 2001
From: Johnson Chu <johnsoncodehk@gmail.com>
Date: Tue, 27 Feb 2024 22:25:55 +0800
Subject: [PATCH] feat: webpack compatibility (#144)

---
 packages/language-server/node.ts          | 11 ++++++---
 packages/vscode/lib/features/tsVersion.ts | 30 +++++++++++------------
 2 files changed, 22 insertions(+), 19 deletions(-)

diff --git a/packages/language-server/node.ts b/packages/language-server/node.ts
index 7fe07af8..ecf6d3e9 100644
--- a/packages/language-server/node.ts
+++ b/packages/language-server/node.ts
@@ -87,6 +87,9 @@ export function createServer(connection: vscode.Connection) {
 
 export function loadTsdkByPath(tsdk: string, locale: string | undefined) {
 
+	// webpack compatibility
+	const _require: NodeRequire = eval('require');
+
 	return {
 		typescript: loadLib(),
 		diagnosticMessages: loadLocalizedDiagnosticMessages(),
@@ -95,13 +98,13 @@ export function loadTsdkByPath(tsdk: string, locale: string | undefined) {
 	function loadLib(): typeof import('typescript') {
 		for (const name of ['./typescript.js', './tsserverlibrary.js']) {
 			try {
-				return require(require.resolve(name, { paths: [tsdk] }));
+				return _require(_require.resolve(name, { paths: [tsdk] }));
 			} catch { }
 		}
 		// for bun
 		for (const name of ['typescript.js', 'tsserverlibrary.js']) {
 			try {
-				return require(tsdk + '/' + name);
+				return _require(tsdk + '/' + name);
 			} catch { }
 		}
 		throw new Error(`Can't find typescript.js or tsserverlibrary.js in ${JSON.stringify(tsdk)}`);
@@ -109,8 +112,8 @@ export function loadTsdkByPath(tsdk: string, locale: string | undefined) {
 
 	function loadLocalizedDiagnosticMessages(): import('typescript').MapLike<string> | undefined {
 		try {
-			const path = require.resolve(`./${locale}/diagnosticMessages.generated.json`, { paths: [tsdk] });
-			return require(path);
+			const path = _require.resolve(`./${locale}/diagnosticMessages.generated.json`, { paths: [tsdk] });
+			return _require(path);
 		} catch { }
 	}
 }
diff --git a/packages/vscode/lib/features/tsVersion.ts b/packages/vscode/lib/features/tsVersion.ts
index 9891c38d..875004c7 100644
--- a/packages/vscode/lib/features/tsVersion.ts
+++ b/packages/vscode/lib/features/tsVersion.ts
@@ -42,12 +42,12 @@ export function activate(
 				},
 				useConfigWorkspaceTsdk: configTsdkPath && !vscodeTsdk.isWeb ? {
 					label: (tsdk.isWorkspacePath ? '• ' : '') + 'Use Workspace Version',
-					description: await getTsVersion(resolveWorkspaceTsdk(configTsdkPath) ?? '/') ?? 'Could not load the TypeScript version at this path',
+					description: await getTsVersion(await resolveWorkspaceTsdk(configTsdkPath) ?? '/') ?? 'Could not load the TypeScript version at this path',
 					detail: configTsdkPath,
 				} : undefined,
 				useDefaultWorkspaceTsdk: configTsdkPath !== defaultTsdkPath && !vscodeTsdk.isWeb ? {
 					label: (tsdk.isWorkspacePath ? '• ' : '') + 'Use Workspace Version',
-					description: await getTsVersion(resolveWorkspaceTsdk(defaultTsdkPath) ?? '/') ?? 'Could not load the TypeScript version at this path',
+					description: await getTsVersion(await resolveWorkspaceTsdk(defaultTsdkPath) ?? '/') ?? 'Could not load the TypeScript version at this path',
 					detail: defaultTsdkPath,
 				} : undefined,
 			},
@@ -101,7 +101,7 @@ export function activate(
 
 export async function getTsdk(context: vscode.ExtensionContext) {
 	if (isUseWorkspaceTsdk(context)) {
-		const resolvedTsdk = resolveWorkspaceTsdk(getConfigTsdkPath() || defaultTsdkPath);
+		const resolvedTsdk = await resolveWorkspaceTsdk(getConfigTsdkPath() || defaultTsdkPath);
 		if (resolvedTsdk) {
 			return {
 				tsdk: resolvedTsdk,
@@ -118,22 +118,22 @@ export async function getTsdk(context: vscode.ExtensionContext) {
 	};
 }
 
-function resolveWorkspaceTsdk(tsdk: string) {
+async function resolveWorkspaceTsdk(tsdk: string) {
 	if (path.isAbsolute(tsdk)) {
-		try {
-			if (require.resolve('./typescript.js', { paths: [tsdk] })) {
-				return tsdk;
-			}
-		} catch { }
+		const libUri = vscode.Uri.joinPath(vscode.Uri.file(tsdk), 'typescript.js');
+		const stat = await vscode.workspace.fs.stat(libUri);
+		if (stat.type === vscode.FileType.File) {
+			return tsdk;
+		}
 	}
-	if (vscode.workspace.workspaceFolders) {
+	else if (vscode.workspace.workspaceFolders) {
 		for (const folder of vscode.workspace.workspaceFolders) {
 			const tsdkPath = path.join(folder.uri.fsPath.replace(/\\/g, '/'), tsdk);
-			try {
-				if (require.resolve('./typescript.js', { paths: [tsdkPath] })) {
-					return tsdkPath;
-				}
-			} catch { }
+			const libUri = vscode.Uri.joinPath(vscode.Uri.file(tsdkPath), 'typescript.js');
+			const stat = await vscode.workspace.fs.stat(libUri);
+			if (stat.type === vscode.FileType.File) {
+				return tsdkPath;
+			}
 		}
 	}
 }