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Skip watching lib files on web (#173601)

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These files can never change on web so there is no point in creating a watcher for them
This commit is contained in:
Matt Bierner
2023-02-06 13:01:53 -08:00
committed by GitHub
parent b14e92c7f5
commit d948f68bd1
1 changed files with 9 additions and 1 deletions
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10
extensions/typescript-language-features/web/webServer.ts
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@@ -97,6 +97,10 @@ function createServerHost(extensionUri: URI, logger: ts.server.Logger, apiClient
return {
watchFile(path: string, callback: ts.FileWatcherCallback, pollingInterval?: number, options?: ts.WatchOptions): ts.FileWatcher {
if (looksLikeLibDtsPath(path)) { // We don't support watching lib files on web since they are readonly
return { close() { } };
}
logVerbose('fs.watchFile', { path });
watchFiles.set(path, { path, callback, pollingInterval, options });
@@ -390,7 +394,7 @@ function createServerHost(extensionUri: URI, logger: ts.server.Logger, apiClient
* Copied from toResource in typescriptServiceClient.ts
*/
function toResource(filepath: string): URI {
if (filepath.startsWith('/lib.') && filepath.endsWith('.d.ts')) {
if (looksLikeLibDtsPath(filepath)) {
return URI.from({
scheme: extensionUri.scheme,
authority: extensionUri.authority,
@@ -427,6 +431,10 @@ function createServerHost(extensionUri: URI, logger: ts.server.Logger, apiClient
}
}
function looksLikeLibDtsPath(filepath: string) {
return filepath.startsWith('/lib.') && filepath.endsWith('.d.ts');
}
function filePathToResourceUri(filepath: string): URI | undefined {
const parts = filepath.match(/^\/([^\/]+)\/([^\/]*)(?:\/(.+))?$/);
if (!parts) {