Initial checkin of YAML substances.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@3772 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 33 insertions, 0 deletions

diff --git a/lib/yaml/error.rb b/lib/yaml/error.rb
new file mode 100644
index 000000000..a9df22749
--- /dev/null
+++ b/lib/yaml/error.rb
@@ -0,0 +1,33 @@
+#
+# Error messages and exception class
+#
+
+module YAML
+
+	#
+	# Error messages
+	#
+
+	ERROR_NO_HEADER_NODE = "With UseHeader=false, the node Array or Hash must have elements"
+	ERROR_NEED_HEADER = "With UseHeader=false, the node must be an Array or Hash"
+	ERROR_BAD_EXPLICIT = "Unsupported explicit transfer: '%s'"
+    ERROR_MANY_EXPLICIT = "More than one explicit transfer"
+	ERROR_MANY_IMPLICIT = "More than one implicit request"
+	ERROR_NO_ANCHOR = "No anchor for alias '%s'"
+	ERROR_BAD_ANCHOR = "Invalid anchor: %s"
+	ERROR_MANY_ANCHOR = "More than one anchor"
+	ERROR_ANCHOR_ALIAS = "Can't define both an anchor and an alias"
+	ERROR_BAD_ALIAS = "Invalid alias: %s"
+	ERROR_MANY_ALIAS = "More than one alias"
+	ERROR_ZERO_INDENT = "Can't use zero as an indentation width"
+	ERROR_UNSUPPORTED_VERSION = "This release of YAML.rb does not support YAML version %s"
+	ERROR_UNSUPPORTED_ENCODING = "Attempt to use unsupported encoding: %s"
+
+	#
+	# YAML Error classes
+	#
+    
+	class Error < StandardError; end
+	class ParseError < Error; end
+
+end