bool tag matches core schema now

HISTORY.md

@@ -1,3 +1,10 @@
+0.4.0 / In development
+----------------------
+
+* `y`, `yes`, `n`, `no`, `on`, `off` are not converted to Booleans anymore.
+  Fixes #42.
+
+
 0.3.7 / 2012-02-28
 ------------------
 

README.md

@@ -8,6 +8,16 @@ JS-YAML - YAML 1.1 parser for JavaScript
 This is a native port of [PyYAML](http://pyyaml.org/), the most advanced YAML parser.
 Now you can use all modern YAML feature right in JavaScript. Originally snapshoted version - PyYAML 3.10 (2011-05-30).
 
+
+## Braking changes in 0.3.x -> 0.4.x
+
+- `y`, `yes`, `n`, `no`, `on`, `off` are not converted to Booleans anymore.
+  Decision to drop support of such "magic" was made after speaking with YAML
+  core developers: from now on we try to keep as minimal subset of rules as
+  possible to keep things obvious. Booleans are following YAML 1.2 core schema
+  now: http://www.yaml.org/spec/1.2/spec.html#id2804923
+
+
 ## Installation
 
 ### YAML module for node.js

lib/js-yaml/resolver.js

@@ -80,10 +80,8 @@ Resolver.yamlImplicitResolvers = {};
 Resolver.addImplicitResolver = BaseResolver.addImplicitResolver;
 
 Resolver.addImplicitResolver('tag:yaml.org,2002:bool',
-  new RegExp('^(?:y|yes|Yes|YES|n|no|No|NO' +
-             '|true|True|TRUE|false|False|FALSE' +
-             '|on|On|ON|off|Off|OFF)$'),
-  ['y', 'Y', 'n', 'N', 't', 'T', 'f', 'F', 'o', 'O']);
+  new RegExp('^(?:true|True|TRUE|false|False|FALSE)$'),
+  ['t', 'T', 'f', 'F']);
 
 Resolver.addImplicitResolver('tag:yaml.org,2002:float',
   new RegExp('^(?:[-+]?(?:[0-9][0-9_]*)\\.[0-9_]*(?:[eE][-+][0-9]+)?' +

test/functional/data/bool.data

@@ -1,4 +1,2 @@
-- yes
-- NO
 - True
-- on
+- false