src/vs/platform/extensionManagement/common/extensionManagementCLI.ts/ExtensionManagementCLI/locateExtension
class ExtensionManagementCLI:	public async locateExtension(extensions: string[], output: CLIOutput = console): Promise<void> {
		const installed = await this.extensionManagementService.getInstalled();
		extensions.forEach(e => {
			installed.forEach(i => {
				if (i.identifier.id === e) {
					if (i.location.scheme === Schemas.file) {
						output.log(i.location.fsPath);
						return;
					}
				}
			});
		});
	}