Merge pull request #138 from andreineculau/patch-1

fix #105: export addStream and addSerializers
This commit is contained in:
Trent Mick 2014-08-25 00:30:16 -07:00
commit eaa88a74b6

View file

@ -338,7 +338,85 @@ function Logger(options, _childOptions, _childSimple) {
}
// Helpers
function addStream(s) {
// Handle *config* options (i.e. options that are not just plain data
// for log records).
if (options.stream) {
self.addStream({
type: 'stream',
stream: options.stream,
closeOnExit: false,
level: (options.level ? resolveLevel(options.level) : INFO)
});
} else if (options.streams) {
options.streams.forEach(function(s) {
s.level = s.level || s.level;
self.addStream(s);
});
} else if (parent && options.level) {
this.level(options.level);
} else if (!parent) {
self.addStream({
type: 'stream',
stream: process.stdout,
closeOnExit: false,
level: (options.level ? resolveLevel(options.level) : INFO)
});
}
if (options.serializers) {
self.addSerializers(options.serializers);
}
if (options.src) {
this.src = true;
}
xxx('Logger: ', self)
// Fields.
// These are the default fields for log records (minus the attributes
// removed in this constructor). To allow storing raw log records
// (unrendered), `this.fields` must never be mutated. Create a copy for
// any changes.
var fields = objCopy(options);
delete fields.stream;
delete fields.level;
delete fields.streams;
delete fields.serializers;
delete fields.src;
if (this.serializers) {
this._applySerializers(fields);
}
if (!fields.hostname) {
fields.hostname = os.hostname();
}
if (!fields.pid) {
fields.pid = process.pid;
}
Object.keys(fields).forEach(function (k) {
self.fields[k] = fields[k];
});
}
util.inherits(Logger, EventEmitter);
/**
* Add a stream
*
* @param stream {Object}. Object with these fields:
* - `type`: The stream type. See README.md for full details.
* Often this is implied by the other fields. Examples are
* 'file', 'stream' and "raw".
* - `level`: Defaults to 'info'.
* - `path` or `stream`: The specify the file path or writeable
* stream to which log records are written. E.g.
* `stream: process.stdout`.
* - `closeOnExit` (boolean): Optional. Default is true for a
* 'file' stream when `path` is given, false otherwise.
* See README.md for full details.
*/
Logger.prototype.addStream = function(s) {
var self = this;
s = objCopy(s);
// Implicit 'type' from other args.
@ -354,8 +432,6 @@ function Logger(options, _childOptions, _childSimple) {
if (s.level) {
s.level = resolveLevel(s.level);
} else if (options.level) {
s.level = resolveLevel(options.level);
} else {
s.level = INFO;
}
@ -406,9 +482,18 @@ function Logger(options, _childOptions, _childSimple) {
}
self.streams.push(s);
}
}
/**
* Add serializers
*
* @param serializers {Object} Optional. Object mapping log record field names to
* serializing functions. See README.md for details.
*/
Logger.prototype.addSerializers = function(serializers) {
var self = this;
function addSerializers(serializers) {
if (!self.serializers) {
self.serializers = {};
}
@ -422,63 +507,8 @@ function Logger(options, _childOptions, _childSimple) {
self.serializers[field] = serializer;
}
});
}
// Handle *config* options (i.e. options that are not just plain data
// for log records).
if (options.stream) {
addStream({
type: 'stream',
stream: options.stream,
closeOnExit: false,
level: (options.level ? resolveLevel(options.level) : INFO)
});
} else if (options.streams) {
options.streams.forEach(addStream);
} else if (parent && options.level) {
this.level(options.level);
} else if (!parent) {
addStream({
type: 'stream',
stream: process.stdout,
closeOnExit: false,
level: (options.level ? resolveLevel(options.level) : INFO)
});
}
if (options.serializers) {
addSerializers(options.serializers);
}
if (options.src) {
this.src = true;
}
xxx('Logger: ', self)
// Fields.
// These are the default fields for log records (minus the attributes
// removed in this constructor). To allow storing raw log records
// (unrendered), `this.fields` must never be mutated. Create a copy for
// any changes.
var fields = objCopy(options);
delete fields.stream;
delete fields.level;
delete fields.streams;
delete fields.serializers;
delete fields.src;
if (this.serializers) {
this._applySerializers(fields);
}
if (!fields.hostname) {
fields.hostname = os.hostname();
}
if (!fields.pid) {
fields.pid = process.pid;
}
Object.keys(fields).forEach(function (k) {
self.fields[k] = fields[k];
});
}
util.inherits(Logger, EventEmitter);
/**