node_modules/log4js/.bob/instrumented/lib/streams/DateRollingFileStream.js

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"use strict";
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var BaseRollingFileStream = require("./BaseRollingFileStream"), debug = require("../debug")("DateRollingFileStream"), format = require("../date_format"), async = require("async"), fs = require("fs"), util = require("util");
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module.exports = DateRollingFileStream;
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function DateRollingFileStream(filename, pattern, options, now) {
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  debug("Now is " + now);
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  if (pattern && typeof pattern === "object") {
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    now = options;
    _$jscoverage['streams/DateRollingFileStream.js'][15]++;
    options = pattern;
    _$jscoverage['streams/DateRollingFileStream.js'][16]++;
    pattern = null;
  }
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  this.pattern = pattern || ".yyyy-MM-dd";
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  this.now = now || Date.now;
  _$jscoverage['streams/DateRollingFileStream.js'][20]++;
  this.lastTimeWeWroteSomething = format.asString(this.pattern, new Date(this.now()));
  _$jscoverage['streams/DateRollingFileStream.js'][21]++;
  this.baseFilename = filename;
  _$jscoverage['streams/DateRollingFileStream.js'][22]++;
  this.alwaysIncludePattern = false;
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  if (options) {
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    if (options.alwaysIncludePattern) {
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      this.alwaysIncludePattern = true;
      _$jscoverage['streams/DateRollingFileStream.js'][27]++;
      filename = this.baseFilename + this.lastTimeWeWroteSomething;
    }
    _$jscoverage['streams/DateRollingFileStream.js'][29]++;
    delete options.alwaysIncludePattern;
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    if (Object.keys(options).length === 0) {
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      options = null;
    }
  }
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  debug("this.now is " + this.now + ", now is " + now);
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  DateRollingFileStream.super_.call(this, filename, options);
}
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util.inherits(DateRollingFileStream, BaseRollingFileStream);
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DateRollingFileStream.prototype.shouldRoll = (function () {
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  var lastTime = this.lastTimeWeWroteSomething, thisTime = format.asString(this.pattern, new Date(this.now()));
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  debug("DateRollingFileStream.shouldRoll with now = " + this.now() + ", thisTime = " + thisTime + ", lastTime = " + lastTime);
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  this.lastTimeWeWroteSomething = thisTime;
  _$jscoverage['streams/DateRollingFileStream.js'][48]++;
  this.previousTime = lastTime;
  _$jscoverage['streams/DateRollingFileStream.js'][50]++;
  return thisTime !== lastTime;
});
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DateRollingFileStream.prototype.roll = (function (filename, callback) {
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  var that = this;
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  debug("Starting roll");
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  if (this.alwaysIncludePattern) {
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    this.filename = this.baseFilename + this.lastTimeWeWroteSomething;
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    async.series([this.closeTheStream.bind(this), this.openTheStream.bind(this)], callback);
  }
  else {
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    var newFilename = this.baseFilename + this.previousTime;
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    async.series([this.closeTheStream.bind(this), deleteAnyExistingFile, renameTheCurrentFile, this.openTheStream.bind(this)], callback);
  }
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  function deleteAnyExistingFile(cb) {
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    fs.unlink(newFilename, (function (err) {
  _$jscoverage['streams/DateRollingFileStream.js'][79]++;
  cb();
}));
}
  _$jscoverage['streams/DateRollingFileStream.js'][83]++;
  function renameTheCurrentFile(cb) {
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    debug("Renaming the " + filename + " -> " + newFilename);
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    fs.rename(filename, newFilename, cb);
}
});
_$jscoverage['streams/DateRollingFileStream.js'].source = ["\"use strict\";","var BaseRollingFileStream = require('./BaseRollingFileStream')",", debug = require('../debug')('DateRollingFileStream')",", format = require('../date_format')",", async = require('async')",", fs = require('fs')",", util = require('util');","","module.exports = DateRollingFileStream;","","function DateRollingFileStream(filename, pattern, options, now) {","  debug(\"Now is \" + now);","  if (pattern && typeof(pattern) === 'object') {","    now = options;","    options = pattern;","    pattern = null;","  }","  this.pattern = pattern || '.yyyy-MM-dd';","  this.now = now || Date.now;","  this.lastTimeWeWroteSomething = format.asString(this.pattern, new Date(this.now()));","  this.baseFilename = filename;","  this.alwaysIncludePattern = false;","  ","  if (options) {","    if (options.alwaysIncludePattern) {","      this.alwaysIncludePattern = true;","      filename = this.baseFilename + this.lastTimeWeWroteSomething;","    }","    delete options.alwaysIncludePattern;","    if (Object.keys(options).length === 0) { ","      options = null; ","    }","  }","  debug(\"this.now is \" + this.now + \", now is \" + now);","  ","  DateRollingFileStream.super_.call(this, filename, options);","}","util.inherits(DateRollingFileStream, BaseRollingFileStream);","","DateRollingFileStream.prototype.shouldRoll = function() {","  var lastTime = this.lastTimeWeWroteSomething,","  thisTime = format.asString(this.pattern, new Date(this.now()));","  ","  debug(\"DateRollingFileStream.shouldRoll with now = \" + ","        this.now() + \", thisTime = \" + thisTime + \", lastTime = \" + lastTime);","  ","  this.lastTimeWeWroteSomething = thisTime;","  this.previousTime = lastTime;","  ","  return thisTime !== lastTime;","};","","DateRollingFileStream.prototype.roll = function(filename, callback) {","  var that = this;","  ","  debug(\"Starting roll\");","  ","  if (this.alwaysIncludePattern) {","    this.filename = this.baseFilename + this.lastTimeWeWroteSomething;","    async.series([","      this.closeTheStream.bind(this),","      this.openTheStream.bind(this)","    ], callback);","  } else {","    var newFilename = this.baseFilename + this.previousTime;","    async.series([","      this.closeTheStream.bind(this),","      deleteAnyExistingFile,","      renameTheCurrentFile,","      this.openTheStream.bind(this)","    ], callback);","  }","  ","  function deleteAnyExistingFile(cb) {","    //on windows, you can get a EEXIST error if you rename a file to an existing file","    //so, we'll try to delete the file we're renaming to first","    fs.unlink(newFilename, function (err) {","      //ignore err: if we could not delete, it's most likely that it doesn't exist","      cb();","    });","  }","","  function renameTheCurrentFile(cb) {","    debug(\"Renaming the \" + filename + \" -> \" + newFilename);","    fs.rename(filename, newFilename, cb);","  }","","};"];