@theia/core
Version:
Theia is a cloud & desktop IDE framework implemented in TypeScript.
91 lines • 4.19 kB
TypeScript
/********************************************************************************
* Copyright (c) 2021 STMicroelectronics and others.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the Eclipse
* Public License v. 2.0 are satisfied: GNU General Public License, version 2
* with the GNU Classpath Exception which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*******************************************************************************/
import { LogLevel } from '../logger';
/**
* A `Measurement` counts the time elapsed between its creation when the {@link Stopwatch}
* is {@link Stopwatch.start started} and when it is {@link stop stopped}.
*/
export interface Measurement {
/**
* Compute the elapsed time, in milliseconds, if not already done (only has effect on the first invocation).
* A `NaN` result indicates that the watch was stopped but failed to make a measurement.
*/
stop(): number;
/** The measurement name. This may show up in the performance measurement framework appropriate to the application context. */
name: string;
/**
* The elapsed time measured, if it has been {@link stop stopped} and measured, or `NaN` if the platform disabled
* performance measurement.
*/
elapsed?: number;
/**
* Compute the elapsed time and log a message annotated with that timing information.
* The message is logged at the level determined by the {@link MeasurementOptions}.
*
* @param detail a message detailing what activity was measured
* @param optionalArgs optional message arguments as per the usual console API
*/
log(detail: string, ...optionalArgs: any[]): void;
/**
* Compute the elapsed time and log a debug message annotated with that timing information.
*
* @param detail a message detailing what activity was measured
* @param optionalArgs optional message arguments as per the usual console API
*/
debug(detail: string, ...optionalArgs: any[]): void;
/**
* Compute the elapsed time and log an info message annotated with that timing information.
*
* @param detail a message detailing what activity was measured
* @param optionalArgs optional message arguments as per the usual console API
*/
info(detail: string, ...optionalArgs: any[]): void;
/**
* Compute the elapsed time and log a warning message annotated with that timing information.
*
* @param detail a message detailing what activity was measured
* @param optionalArgs optional message arguments as per the usual console API
*/
warn(detail: string, ...optionalArgs: any[]): void;
/**
* Compute the elapsed time and log an error message annotated with that timing information.
*
* @param detail a message detailing what activity was measured
* @param optionalArgs optional message arguments as per the usual console API
*/
error(detail: string, ...optionalArgs: any[]): void;
}
/**
* Optional configuration of a {@link Measurement} specified at the time of its creation.
*/
export interface MeasurementOptions {
/**
* A specific context of the application in which an activity was measured.
* Results in logs being emitted with a "[<context>]" qualified at the head.
*/
context?: string;
/** An optional logging level at which to emit the log message. The default value is {@link LogLevel.INFO}. */
defaultLogLevel?: LogLevel;
/**
* Some measurements are measured against a threshold (in millis) that they should not exceed.
* If omitted, the implied threshold is unlimited time (no threshold).
*
* @see {@link Stopwatch.startAsync}
* @see {@link thresholdLogLevel}
*/
thresholdMillis?: number;
}
//# sourceMappingURL=measurement.d.ts.map