317 lines
8.8 KiB
JavaScript
317 lines
8.8 KiB
JavaScript
// Copyright 2006 The Closure Library Authors. All Rights Reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS-IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
/**
|
|
* @fileoverview Definition of various formatters for logging. Please minimize
|
|
* dependencies this file has on other closure classes as any dependency it
|
|
* takes won't be able to use the logging infrastructure.
|
|
*
|
|
*/
|
|
|
|
goog.provide('goog.debug.Formatter');
|
|
goog.provide('goog.debug.HtmlFormatter');
|
|
goog.provide('goog.debug.TextFormatter');
|
|
|
|
goog.require('goog.debug.RelativeTimeProvider');
|
|
goog.require('goog.string');
|
|
|
|
|
|
|
|
/**
|
|
* Base class for Formatters. A Formatter is used to format a LogRecord into
|
|
* something that can be displayed to the user.
|
|
*
|
|
* @param {string=} opt_prefix The prefix to place before text records.
|
|
* @constructor
|
|
*/
|
|
goog.debug.Formatter = function(opt_prefix) {
|
|
this.prefix_ = opt_prefix || '';
|
|
|
|
/**
|
|
* A provider that returns the relative start time.
|
|
* @type {goog.debug.RelativeTimeProvider}
|
|
* @private
|
|
*/
|
|
this.startTimeProvider_ =
|
|
goog.debug.RelativeTimeProvider.getDefaultInstance();
|
|
};
|
|
|
|
|
|
/**
|
|
* Whether to show absolute time in the DebugWindow.
|
|
* @type {boolean}
|
|
*/
|
|
goog.debug.Formatter.prototype.showAbsoluteTime = true;
|
|
|
|
|
|
/**
|
|
* Whether to show relative time in the DebugWindow.
|
|
* @type {boolean}
|
|
*/
|
|
goog.debug.Formatter.prototype.showRelativeTime = true;
|
|
|
|
|
|
/**
|
|
* Whether to show the logger name in the DebugWindow.
|
|
* @type {boolean}
|
|
*/
|
|
goog.debug.Formatter.prototype.showLoggerName = true;
|
|
|
|
|
|
/**
|
|
* Whether to show the logger exception text.
|
|
* @type {boolean}
|
|
*/
|
|
goog.debug.Formatter.prototype.showExceptionText = false;
|
|
|
|
|
|
/**
|
|
* Whether to show the severity level.
|
|
* @type {boolean}
|
|
*/
|
|
goog.debug.Formatter.prototype.showSeverityLevel = false;
|
|
|
|
|
|
/**
|
|
* Formats a record.
|
|
* @param {goog.debug.LogRecord} logRecord the logRecord to format.
|
|
* @return {string} The formatted string.
|
|
*/
|
|
goog.debug.Formatter.prototype.formatRecord = goog.abstractMethod;
|
|
|
|
|
|
/**
|
|
* Sets the start time provider. By default, this is the default instance
|
|
* but can be changed.
|
|
* @param {goog.debug.RelativeTimeProvider} provider The provider to use.
|
|
*/
|
|
goog.debug.Formatter.prototype.setStartTimeProvider = function(provider) {
|
|
this.startTimeProvider_ = provider;
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the start time provider. By default, this is the default instance
|
|
* but can be changed.
|
|
* @return {goog.debug.RelativeTimeProvider} The start time provider.
|
|
*/
|
|
goog.debug.Formatter.prototype.getStartTimeProvider = function() {
|
|
return this.startTimeProvider_;
|
|
};
|
|
|
|
|
|
/**
|
|
* Resets the start relative time.
|
|
*/
|
|
goog.debug.Formatter.prototype.resetRelativeTimeStart = function() {
|
|
this.startTimeProvider_.reset();
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns a string for the time/date of the LogRecord.
|
|
* @param {goog.debug.LogRecord} logRecord The record to get a time stamp for.
|
|
* @return {string} A string representation of the time/date of the LogRecord.
|
|
* @private
|
|
*/
|
|
goog.debug.Formatter.getDateTimeStamp_ = function(logRecord) {
|
|
var time = new Date(logRecord.getMillis());
|
|
return goog.debug.Formatter.getTwoDigitString_((time.getFullYear() - 2000)) +
|
|
goog.debug.Formatter.getTwoDigitString_((time.getMonth() + 1)) +
|
|
goog.debug.Formatter.getTwoDigitString_(time.getDate()) + ' ' +
|
|
goog.debug.Formatter.getTwoDigitString_(time.getHours()) + ':' +
|
|
goog.debug.Formatter.getTwoDigitString_(time.getMinutes()) + ':' +
|
|
goog.debug.Formatter.getTwoDigitString_(time.getSeconds()) + '.' +
|
|
goog.debug.Formatter.getTwoDigitString_(
|
|
Math.floor(time.getMilliseconds() / 10));
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns the number as a two-digit string, meaning it prepends a 0 if the
|
|
* number if less than 10.
|
|
* @param {number} n The number to format.
|
|
* @return {string} A two-digit string representation of {@code n}.
|
|
* @private
|
|
*/
|
|
goog.debug.Formatter.getTwoDigitString_ = function(n) {
|
|
if (n < 10) {
|
|
return '0' + n;
|
|
}
|
|
return String(n);
|
|
};
|
|
|
|
|
|
/**
|
|
* Returns a string for the number of seconds relative to the start time.
|
|
* Prepads with spaces so that anything less than 1000 seconds takes up the
|
|
* same number of characters for better formatting.
|
|
* @param {goog.debug.LogRecord} logRecord The log to compare time to.
|
|
* @param {number} relativeTimeStart The start time to compare to.
|
|
* @return {string} The number of seconds of the LogRecord relative to the
|
|
* start time.
|
|
* @private
|
|
*/
|
|
goog.debug.Formatter.getRelativeTime_ = function(logRecord,
|
|
relativeTimeStart) {
|
|
var ms = logRecord.getMillis() - relativeTimeStart;
|
|
var sec = ms / 1000;
|
|
var str = sec.toFixed(3);
|
|
|
|
var spacesToPrepend = 0;
|
|
if (sec < 1) {
|
|
spacesToPrepend = 2;
|
|
} else {
|
|
while (sec < 100) {
|
|
spacesToPrepend++;
|
|
sec *= 10;
|
|
}
|
|
}
|
|
while (spacesToPrepend-- > 0) {
|
|
str = ' ' + str;
|
|
}
|
|
return str;
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* Formatter that returns formatted html. See formatRecord for the classes
|
|
* it uses for various types of formatted output.
|
|
*
|
|
* @param {string=} opt_prefix The prefix to place before text records.
|
|
* @constructor
|
|
* @extends {goog.debug.Formatter}
|
|
*/
|
|
goog.debug.HtmlFormatter = function(opt_prefix) {
|
|
goog.debug.Formatter.call(this, opt_prefix);
|
|
};
|
|
goog.inherits(goog.debug.HtmlFormatter, goog.debug.Formatter);
|
|
|
|
|
|
/**
|
|
* Whether to show the logger exception text
|
|
* @type {boolean}
|
|
* @override
|
|
*/
|
|
goog.debug.HtmlFormatter.prototype.showExceptionText = true;
|
|
|
|
|
|
/**
|
|
* Formats a record
|
|
* @param {goog.debug.LogRecord} logRecord the logRecord to format.
|
|
* @return {string} The formatted string as html.
|
|
* @override
|
|
*/
|
|
goog.debug.HtmlFormatter.prototype.formatRecord = function(logRecord) {
|
|
var className;
|
|
switch (logRecord.getLevel().value) {
|
|
case goog.debug.Logger.Level.SHOUT.value:
|
|
className = 'dbg-sh';
|
|
break;
|
|
case goog.debug.Logger.Level.SEVERE.value:
|
|
className = 'dbg-sev';
|
|
break;
|
|
case goog.debug.Logger.Level.WARNING.value:
|
|
className = 'dbg-w';
|
|
break;
|
|
case goog.debug.Logger.Level.INFO.value:
|
|
className = 'dbg-i';
|
|
break;
|
|
case goog.debug.Logger.Level.FINE.value:
|
|
default:
|
|
className = 'dbg-f';
|
|
break;
|
|
}
|
|
|
|
// Build message html
|
|
var sb = [];
|
|
sb.push(this.prefix_, ' ');
|
|
if (this.showAbsoluteTime) {
|
|
sb.push('[', goog.debug.Formatter.getDateTimeStamp_(logRecord), '] ');
|
|
}
|
|
if (this.showRelativeTime) {
|
|
sb.push('[',
|
|
goog.string.whitespaceEscape(
|
|
goog.debug.Formatter.getRelativeTime_(logRecord,
|
|
this.startTimeProvider_.get())),
|
|
's] ');
|
|
}
|
|
|
|
if (this.showLoggerName) {
|
|
sb.push('[', goog.string.htmlEscape(logRecord.getLoggerName()), '] ');
|
|
}
|
|
if (this.showSeverityLevel) {
|
|
sb.push('[', goog.string.htmlEscape(logRecord.getLevel().name), '] ');
|
|
}
|
|
sb.push('<span class="', className, '">',
|
|
goog.string.newLineToBr(goog.string.whitespaceEscape(
|
|
goog.string.htmlEscape(logRecord.getMessage()))));
|
|
|
|
if (this.showExceptionText && logRecord.getException()) {
|
|
sb.push('<br>',
|
|
goog.string.newLineToBr(goog.string.whitespaceEscape(
|
|
logRecord.getExceptionText() || '')));
|
|
}
|
|
sb.push('</span><br>');
|
|
|
|
return sb.join('');
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* Formatter that returns formatted plain text
|
|
*
|
|
* @param {string=} opt_prefix The prefix to place before text records.
|
|
* @constructor
|
|
* @extends {goog.debug.Formatter}
|
|
*/
|
|
goog.debug.TextFormatter = function(opt_prefix) {
|
|
goog.debug.Formatter.call(this, opt_prefix);
|
|
};
|
|
goog.inherits(goog.debug.TextFormatter, goog.debug.Formatter);
|
|
|
|
|
|
/**
|
|
* Formats a record as text
|
|
* @param {goog.debug.LogRecord} logRecord the logRecord to format.
|
|
* @return {string} The formatted string.
|
|
* @override
|
|
*/
|
|
goog.debug.TextFormatter.prototype.formatRecord = function(logRecord) {
|
|
// Build message html
|
|
var sb = [];
|
|
sb.push(this.prefix_, ' ');
|
|
if (this.showAbsoluteTime) {
|
|
sb.push('[', goog.debug.Formatter.getDateTimeStamp_(logRecord), '] ');
|
|
}
|
|
if (this.showRelativeTime) {
|
|
sb.push('[', goog.debug.Formatter.getRelativeTime_(logRecord,
|
|
this.startTimeProvider_.get()), 's] ');
|
|
}
|
|
|
|
if (this.showLoggerName) {
|
|
sb.push('[', logRecord.getLoggerName(), '] ');
|
|
}
|
|
if (this.showSeverityLevel) {
|
|
sb.push('[', logRecord.getLevel().name, '] ');
|
|
}
|
|
sb.push(logRecord.getMessage(), '\n');
|
|
if (this.showExceptionText && logRecord.getException()) {
|
|
sb.push(logRecord.getExceptionText(), '\n');
|
|
}
|
|
return sb.join('');
|
|
};
|