s/service/name/ for Logger name field. "service" is unnecessarily tied to usage for a service.

No need to differ from log4j Logger "name".

CHANGES.md

@@ -2,6 +2,8 @@
 
 ## bunyan 0.5.0 (not yet released)
 
+- s/service/name/ for Logger name field. "service" is unnecessarily tied
+  to usage for a service. No need to differ from log4j Logger "name".
 - Add `log.level(...)` and `log.levels(...)` API for changing logger stream
   levels.
 - Add `TRACE|DEBUG|INFO|WARN|ERROR|FATAL` level constants to exports.

README.md

@@ -18,19 +18,19 @@ base soonish.
 
 # Usage
 
-**The usual.** All loggers must provide a "service" name. This is somewhat akin
+**The usual.** All loggers must provide a "name". This is somewhat akin
 to log4j logger "name", but Bunyan doesn't do hierarchical logger names.
 
     $ cat hi.js
     var Logger = require('bunyan');
-    var log = new Logger({service: "myapp"});
+    var log = new Logger({name: "myapp"});
     log.info("hi");
 
 **Log records are JSON.** "hostname", "time" and "v" (the Bunyan log
 format version) are added for you.
 
     $ node hi.js
-    {"service":"myapp","hostname":"banana.local","level":2,"msg":"hi","time":"2012-01-31T00:07:44.216Z","v":0}
+    {"name":"myapp","hostname":"banana.local","level":2,"msg":"hi","time":"2012-01-31T00:07:44.216Z","v":0}
 
 The full `log.{trace|debug|...|fatal}(...)` API is:
 
@@ -38,9 +38,9 @@ The full `log.{trace|debug|...|fatal}(...)` API is:
     log.info(err);  // Log an `Error` instance, adds "err" key with exception details
                     // (including the stack) and sets "msg" to the exception message.
                     // A special case, b/c logging errors should be easy.
-    log.info("hi"); // Log a simple string message.
-    log.info("hi %s", bob, anotherVar); // Uses `util.format` for msg formatting.
-    log.info({foo: "bar"}, "hi");       // Adds "foo" field to log record.
+    log.info('hi'); // Log a simple string message.
+    log.info('hi %s', bob, anotherVar); // Uses `util.format` for msg formatting.
+    log.info({foo: 'bar'}, 'hi');       // Adds "foo" field to log record.
 
 
 ## bunyan tool
@@ -55,7 +55,7 @@ be added, including support for custom formats.
     
     $ node hi.js | ./bin/bunyan -o json
     {
-      "service": "myapp",
+      "name": "myapp",
       "hostname": "banana.local",
       "level": 2,
       "msg": "hi",
@@ -69,14 +69,14 @@ be added, including support for custom formats.
 By default, log output is to stdout (**stream**) and at the "info" level.
 Explicitly that looks like:
 
-    var log = new Logger({service: "myapp", stream: process.stdout, 
+    var log = new Logger({name: "myapp", stream: process.stdout, 
       level: "info"});
 
 That is an abbreviated form for a single stream. **You can defined multiple
 streams at different levels**.
 
     var log = new Logger({
-      service: "amon",
+      name: "amon",
       streams: [
         {
           level: "info",
@@ -183,7 +183,7 @@ be added to log records by using the `src: true` config option:
 This adds the call source info with the 'src' field, like this:
 
     {
-      "service": "src-example",
+      "name": "src-example",
       "hostname": "banana.local",
       "component": "wuzzle",
       "level": 4,
@@ -203,8 +203,8 @@ in production.**
 
 # Levels
 
-- "fatal" (6): the service is going to stop or become unusable now
-- "error" (5): fatal for a particular request, but the service continues servicing other requests
+- "fatal" (6): the service/app is going to stop or become unusable now
+- "error" (5): fatal for a particular request, but the service/app continues servicing other requests
 - "warn" (4): a note on something that should probably be looked at by an operator
 - "info" (3): detail on regular operation
 - "debug" (2): anything else, i.e. too verbose to be included in "info" level.
@@ -254,12 +254,12 @@ incorrect signature) is always a bug in Bunyan.**
 
 A typical Bunyan log record looks like this:
 
-    {"service":"myserver","hostname":"banana.local","req":{"method":"GET","url":"/path?q=1#anchor","headers":{"x-hi":"Mom","connection":"close"}},"level":3,"msg":"start request","time":"2012-02-03T19:02:46.178Z","v":0}
+    {"name":"myserver","hostname":"banana.local","req":{"method":"GET","url":"/path?q=1#anchor","headers":{"x-hi":"Mom","connection":"close"}},"level":3,"msg":"start request","time":"2012-02-03T19:02:46.178Z","v":0}
 
 Pretty-printed:
 
     {
-      "service": "myserver",
+      "name": "myserver",
       "hostname": "banana.local",
       "req": {
         "method": "GET",
@@ -288,8 +288,9 @@ Core fields:
   format. Details will be in "CHANGES.md" (the change log).
 - `level`: Required. Integer. Added by Bunion. Cannot be overriden.
   See the "Levels" section.
-- `service`: Required. String. Provided at Logger creation.
-  You must specify a service name for your logger when creating it.
+- `name`: Required. String. Provided at Logger creation.
+  You must specify a name for your logger when creating it. Typically this
+  is the name of the service/app using Bunyan for logging.
 - `hostname`: Required. String. Provided or determined at Logger creation.
   You can specify your hostname at Logger creation or it will be retrieved
   vi `os.hostname()`.

bin/bunyan

@@ -253,16 +253,16 @@ function handleLogLine(line, opts) {
   switch (opts.outputMode) {
   case OM_PAUL:
     // Single-line msg:
-    //    [time] LEVEL: service[/component] on hostname (src): msg (extras...)
+    //    [time] LEVEL: name[/component] on hostname (src): msg (extras...)
     // Multi-line msg:
-    //    [time] LEVEL: service[/component] on hostname (src): (extras...)
+    //    [time] LEVEL: name[/component] on hostname (src): (extras...)
     //        msg
     // If 'req', show the request.
     // If 'res', show the response.
     // If 'err' and 'err.stack' then show that.
-    var serviceStr = rec.service;
+    var nameStr = rec.name;
     if (rec.component) {
-      serviceStr += '/' + rec.component;
+      nameStr += '/' + rec.component;
     }
     var levelStr = (upperNameFromLevel[rec.level]
       || "<unknown-level " + rec.level + ">");
@@ -316,7 +316,7 @@ function handleLogLine(line, opts) {
     emit(format("[%s] %s: %s on %s%s:%s%s\n%s",
       rec.time,
       upperNameFromLevel[rec.level] || "<unknown-level " + rec.level + ">",
-      serviceStr,
+      nameStr,
       rec.hostname || "<no-hostname>",
       src,
       onelineMsg,

examples/err.js

@@ -5,7 +5,7 @@ var Logger = require('../lib/bunyan');
 var util = require('util');
 
 var log = new Logger({
-  service: "myserver",
+  name: "myserver",
   serializers: {
     err: Logger.stdSerializers.err,   // <--- use this
   }
@@ -30,7 +30,7 @@ try {
 
 $ node err.js  | ../bin/bunyan -j
 {
-  "service": "myserver",
+  "name": "myserver",
   "hostname": "banana.local",
   "err": {
     "stack": "TypeError: boom\n    at Object.<anonymous> (/Users/trentm/tm/node-bunyan/examples/err.js:15:9)\n    at Module._compile (module.js:411:26)\n    at Object..js (module.js:417:10)\n    at Module.load (module.js:343:31)\n    at Function._load (module.js:302:12)\n    at Array.0 (module.js:430:10)\n    at EventEmitter._tickCallback (node.js:126:26)",

examples/hi.js

@@ -1,7 +1,7 @@
 var Logger = require('../lib/bunyan');
 
 // Basic usage.
-var log = new Logger({service: "myapp", level: "info"});
+var log = new Logger({name: "myapp", level: "info"});
 
 // isInfoEnabled replacement
 console.log("log.info() is:", log.info())

examples/level.js

@@ -10,7 +10,7 @@ var assert = require('assert');
 
 // Basic usage.
 var log = new Logger({
-  service: 'example-level',
+  name: 'example-level',
   streams: [
     {
       name: 'stdout',

examples/multi.js

@@ -1,6 +1,6 @@
 var Logger = require('../lib/bunyan');
 log = new Logger({
-  service: "amon",
+  name: "amon",
   streams: [
     {
       level: "info",
@@ -8,7 +8,7 @@ log = new Logger({
     },
     {
       level: "error",
-      path: "tmp/error.log"
+      path: "multi.log"
     }
   ]
 });

examples/server.js

@@ -4,7 +4,7 @@ var http = require('http');
 var Logger = require('../lib/bunyan');
 
 var log = new Logger({
-  service: "myserver",
+  name: "myserver",
   serializers: {
     req: Logger.stdSerializers.req,
     res: Logger.stdSerializers.res

examples/src.js

@@ -3,7 +3,7 @@
 
 var Logger = require('../lib/bunyan');
 
-var log = new Logger({service: "src-example", src: true});
+var log = new Logger({name: "src-example", src: true});
 
 log.info("one");
 log.info("two");

lib/bunyan.js

@@ -147,7 +147,7 @@ function resolveLevel(nameOrNum) {
  * Create a Logger instance.
  *
  * @param options {Object} See documentation for full details. At minimum
- *    this must include a "service" string key. Configuration keys:
+ *    this must include a "name" string key. Configuration keys:
  *      - streams: specify the logger output streams. This is an array of
  *        objects of the form:
  *            {
@@ -192,6 +192,9 @@ function Logger(options, _childOptions, _childSimple) {
   if (!options) {
     throw new TypeError('options (object) is required');
   }
+  if (!parent && !options.name) {
+    throw new TypeError('options.name (string) is required');
+  }
   if ((options.stream || options.level) && options.streams) {
     throw new TypeError('cannot mix "streams" with "stream" or "level" options');
   }

tools/timechild.js

@@ -17,7 +17,7 @@ var ben = require('ben');  // npm install ben
 var Logger = require('../lib/bunyan');
 
 var log = new Logger({
-  service: "svc",
+  name: "svc",
   streams: [
     {
       path: __dirname + "/timechild.log"

tools/timesrc.js

@@ -17,7 +17,7 @@ Collector.prototype.write = function(s) {
 var collector = new Collector();
 
 var logwith = new Logger({
-  service: "with-src",
+  name: "with-src",
   src: true,
   stream: collector
 });
@@ -28,7 +28,7 @@ var ms = ben(1e5, function () {
 console.log(' - log.info with    src:  %dms per iteration', ms);
 
 var logwithout = new Logger({
-  service: "without-src",
+  name: "without-src",
   stream: collector
 });
 var ms = ben(1e5, function () {