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-rw-r--r--lib/puppet/parser/functions/gsub.rb21
1 files changed, 21 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/gsub.rb b/lib/puppet/parser/functions/gsub.rb
new file mode 100644
index 0000000..27e6192
--- /dev/null
+++ b/lib/puppet/parser/functions/gsub.rb
@@ -0,0 +1,21 @@
+#
+# A thin wrapper around the ruby gsub function.
+#
+# gsub($string, $pattern, $replacement)
+#
+# will replace all occurrences of $pattern in $string with $replacement.
+# $string can be either a single value or an array. In the latter case, each
+# element of the array will be processed in turn.
+#
+module Puppet::Parser::Functions
+ newfunction(:gsub, :type => :rvalue) do |args|
+ if args[0].is_a?(Array)
+ args[0].collect do |val|
+ val.gsub(/#{args[1]}/, args[2])
+ end
+ else
+ args[0].gsub(/#{args[1]}/, args[2])
+ end
+ end
+end
+