Changed wording of the note in the comment.

Signed-off-by: Krzysztof Wilczynski <krzysztof.wilczynski@linux.com>

7 files changed, 69 insertions, 4 deletions

diff --git a/abs.rb b/abs.rb
index c3e90d4..0a554e4 100644
--- a/abs.rb
+++ b/abs.rb
@@ -12,7 +12,7 @@ module Puppet::Parser::Functions
 
     value = arguments[0]
 
-    # Numbers in Puppet are often string-encoded ...
+    # Numbers in Puppet are often string-encoded which is troublesome ...
     if value.is_a?(String)
       if value.match(/^-?(?:\d+)(?:\.\d+){1}$/)
         value = value.to_f
diff --git a/capitalize.rb b/capitalize.rb
index ac6cc50..f902cb3 100644
--- a/capitalize.rb
+++ b/capitalize.rb
@@ -19,7 +19,7 @@ module Puppet::Parser::Functions
     end
 
     if value.is_a?(Array)
-      # Numbers in Puppet are often string-encoded ...
+      # Numbers in Puppet are often string-encoded which is troublesome ...
       result = value.collect { |i| i.is_a?(String) ? i.capitalize : i }
     else
       result = value.capitalize
diff --git a/chomp.rb b/chomp.rb
index aba9e8d..e1d788a 100644
--- a/chomp.rb
+++ b/chomp.rb
@@ -19,7 +19,7 @@ module Puppet::Parser::Functions
     end
 
     if value.is_a?(Array)
-      # Numbers in Puppet are often string-encoded ...
+      # Numbers in Puppet are often string-encoded which is troublesome ...
       result = value.collect { |i| i.is_a?(String) ? i.chomp : i }
     else
       result = value.chomp
diff --git a/chop.rb b/chop.rb
index 32ce040..0f9af86 100644
--- a/chop.rb
+++ b/chop.rb
@@ -19,7 +19,7 @@ module Puppet::Parser::Functions
     end
 
     if value.is_a?(Array)
-      # Numbers in Puppet are often string-encoded ...
+      # Numbers in Puppet are often string-encoded which is troublesome ...
       result = value.collect { |i| i.is_a?(String) ? i.chop : i }
     else
       result = value.chop
diff --git a/downcase.rb b/downcase.rb
new file mode 100644
index 0000000..71f8480
--- /dev/null
+++ b/downcase.rb
@@ -0,0 +1,32 @@
+#
+#  downcase.rb
+#
+
+module Puppet::Parser::Functions
+  newfunction(:downcase, :type => :rvalue, :doc => <<-EOS
+    EOS
+  ) do |arguments|
+
+    raise(Puppet::ParseError, "downcase(): Wrong number of arguments " +
+      "given (#{arguments.size} for 1)") if arguments.size < 1
+
+    value = arguments[0]
+    klass = value.class
+
+    unless [Array, String].include?(klass)
+      raise(Puppet::ParseError, 'downcase(): Requires either ' +
+        'array or string to work with')
+    end
+
+    if value.is_a?(Array)
+      # Numbers in Puppet are often string-encoded which is troublesome ...
+      result = value.collect { |i| i.is_a?(String) ? i.downcase : i }
+    else
+      result = value.downcase
+    end
+
+    return result
+  end
+end
+
+# vim: set ts=2 sw=2 et :
diff --git a/lstrip.rb b/lstrip.rb
index 241b683..a7b2656 100644
--- a/lstrip.rb
+++ b/lstrip.rb
@@ -19,6 +19,7 @@ module Puppet::Parser::Functions
     end
 
     if value.is_a?(Array)
+      # Numbers in Puppet are often string-encoded which is troublesome ...
       result = value.collect { |i| i.is_a?(String) ? i.lstrip : i }
     else
       result = value.lstrip
diff --git a/upcase.rb b/upcase.rb
new file mode 100644
index 0000000..8a9769d
--- /dev/null
+++ b/upcase.rb
@@ -0,0 +1,32 @@
+#
+# upcase.rb
+#
+
+module Puppet::Parser::Functions
+  newfunction(:upcase, :type => :rvalue, :doc => <<-EOS
+    EOS
+  ) do |arguments|
+
+    raise(Puppet::ParseError, "upcase(): Wrong number of arguments " +
+      "given (#{arguments.size} for 1)") if arguments.size < 1
+
+    value = arguments[0]
+    klass = value.class
+
+    unless [Array, String].include?(klass)
+      raise(Puppet::ParseError, 'upcase(): Requires either ' +
+        'array or string to work with')
+    end
+
+    if value.is_a?(Array)
+      # Numbers in Puppet are often string-encoded which is troublesome ...
+      result = value.collect { |i| i.is_a?(String) ? i.upcase : i }
+    else
+      result = value.upcase
+    end
+
+    return result
+  end
+end
+
+# vim: set ts=2 sw=2 et :