logfmt - npm Package Compare versions

Comparing version 0.13.1 to 0.14.0

lib/logger.js

 logfmt = require('../logfmt');
 
 exports.log = function(data, stream) {
-  if(stream == undefined) stream = logfmt.stream;
+  if(stream == undefined) stream = this.stream;
 
@@ -30,3 +30,2 @@ var line = '';
 
-
 exports.time = function(arg1, arg2, arg3) {
@@ -54,2 +53,3 @@ var startTime = (new Date()).getTime();
   var logger = {};
+  var self = this;
   logger.log = function(data, stream){
@@ -62,3 +62,4 @@ var now = (new Date()).getTime()
     data[label] = (now - startTime).toString() + 'ms' ;
-    exports.log(data, stream);
+    var stream = stream || self.stream
+    self.log(data, stream);
   }
@@ -68,1 +69,18 @@
 }
+
+exports.namespace = function(object){
+  var new_logfmt = new logfmt;
+  var old_log = this.log;
+  new_logfmt.log = function(data, stream){
+    data = data || {};
+    logdata = {};
+    for (key in object) {
+      logdata[key] = object[key];
+    }
+    for (key in data) {
+      logdata[key] = data[key];
+    }
+    old_log(logdata, stream);
+  }
+  return new_logfmt;
+}

logfmt.js

@@ -1,26 +0,32 @@
-var parse = require('./lib/logfmt_parser').parse;
+var logfmt = function(){
+  var parse = require('./lib/logfmt_parser').parse;
 
-exports.parse = parse;
-exports.stream = process.stdout;
+  this.parse = parse;
+  this.stream = process.stdout;
 
-var logger = require('./lib/logger');
-exports.log = logger.log;
-exports.time = logger.time;
+  var logger = require('./lib/logger');
+  this.log = logger.log;
+  this.time = logger.time;
+  this.namespace = logger.namespace;
 
-exports.requestLogger = require('./lib/request_logger');
+  this.requestLogger = require('./lib/request_logger');
 
-//Syncronous Body Parser
-var bodyParser = require('./lib/body_parser')
-exports.bodyParser = function(options) {
-  if(options == null) options = {};
-  var mime = options.contentType || "application/logplex-1"
-  return bodyParser({contentType: mime, parser: parse})
+  //Syncronous Body Parser
+  var bodyParser = require('./lib/body_parser')
+  this.bodyParser = function(options) {
+    if(options == null) options = {};
+    var mime = options.contentType || "application/logplex-1"
+    return bodyParser({contentType: mime, parser: parse})
+  }
+
+  //Stream Body Parser
+  var bodyParserStream = require('./lib/body_parser_stream');
+  this.bodyParserStream = function(options) {
+    if(options == null) options = {};
+    var mime = options.contentType || "application/logplex-1"
+    return bodyParserStream({contentType: mime, parser: parse})
+  }
 }
 
-//Stream Body Parser
-var bodyParserStream = require('./lib/body_parser_stream');
-exports.bodyParserStream = function(options) {
-  if(options == null) options = {};
-  var mime = options.contentType || "application/logplex-1"
-  return bodyParserStream({contentType: mime, parser: parse})
-}
+exports = module.exports = logfmt;
+logfmt.call(exports)

package.json

 {
   "name": "logfmt",
-  "version": "0.13.1",
+  "version": "0.14.0",
   "description": "Key-Value log line parser",
@@ -5,0 +5,0 @@ "main": "logfmt.js",

README.md

@@ -49,2 +49,33 @@ # node-logfmt
 
+You can have multiple, isolated logfmts by using `new`.
+
+```javascript
+var logfmt = require('logfmt');
+var errorLogger = new logfmt;
+errorLogger.stream = process.stderr
+
+logfmt.log({hello: 'stdout'});
+//=> hello=stdout
+
+errorLogger.log({hello: 'stderr'});
+//=> hello=stderr
+```
+
+### `logfmt.namespace(object)`
+
+Returns a new `logfmt` with object's data included in every `log` call.
+
+```javascript
+var logfmt = require('logfmt').namespace({app: 'logfmt'});
+
+logfmt.log({ "foo": "bar", "a": 14, baz: 'hello kitty'})
+//=> app=logfmt foo=bar a=14 baz="hello kitty"
+
+logfmt.log({})
+//=> app=logfmt
+
+logfmt.log({hello: 'world'})
+//=> app=logfmt hello=world
+```
+
 ### `logfmt.time([label], [data], callback(logger))`
@@ -110,2 +141,13 @@
 
+`time` works with `namespace` as expected
+
+```javascript
+var logfmt = require('logfmt').namespace({app: 'logfmt'})
+
+logfmt.time({foo: 'bar'}, function(logger){
+  logger.log({at: 'function'});
+})
+//=> app=logfmt at=function foo=bar elapsed=1ms
+```
+
 ### customizing logging location
@@ -112,0 +154,0 @@

test/log_time.js

@@ -1,2 +0,2 @@
-var logfmt = require('../logfmt'),
+var logfmt = new require('../logfmt'),
     assert = require('assert');
@@ -3,0 +3,0 @@

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Fixed alerts

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Improved metrics

Total package byte prevSize

49841

increased by12.09%

Number of package files

41

increased by10.81%

Lines of code

1152

increased by12.83%

Number of lines in readme file

353

increased by13.5%

Worsened metrics

Number of low supply chain risk alerts

1

increased byInfinity%

No dependency changes