src/vs/workbench/services/configuration/common/configurationEditing.ts/ConfigurationEditing/defaultResourceValue
class ConfigurationEditing:	private defaultResourceValue(resource: URI): string {
		const basename: string = this.uriIdentityService.extUri.basename(resource);
		const configurationValue: string = basename.substr(0, basename.length - this.uriIdentityService.extUri.extname(resource).length);
		switch (configurationValue) {
			case TASKS_CONFIGURATION_KEY: return TASKS_DEFAULT;
			default: return '{}';
		}
	}