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Diffstat (limited to 'code/environments/production/modules/stdlib/lib/puppet/parser/functions/capitalize.rb')
-rw-r--r-- | code/environments/production/modules/stdlib/lib/puppet/parser/functions/capitalize.rb | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/code/environments/production/modules/stdlib/lib/puppet/parser/functions/capitalize.rb b/code/environments/production/modules/stdlib/lib/puppet/parser/functions/capitalize.rb new file mode 100644 index 0000000..7d7703f --- /dev/null +++ b/code/environments/production/modules/stdlib/lib/puppet/parser/functions/capitalize.rb @@ -0,0 +1,29 @@ +# +# capitalize.rb +# Please note: This function is an implementation of a Ruby class and as such may not be entirely UTF8 compatible. To ensure compatibility please use this function with Ruby 2.4.0 or greater - https://bugs.ruby-lang.org/issues/10085. +# +module Puppet::Parser::Functions + newfunction(:capitalize, :type => :rvalue, :doc => <<-DOC + Capitalizes the first letter of a string or array of strings. + Requires either a single string or an array as an input. + DOC + ) do |arguments| + + raise(Puppet::ParseError, "capitalize(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.empty? + + value = arguments[0] + + unless value.is_a?(Array) || value.is_a?(String) + raise(Puppet::ParseError, 'capitalize(): Requires either array or string to work with') + end + + result = if value.is_a?(Array) + # Numbers in Puppet are often string-encoded which is troublesome ... + value.map { |i| i.is_a?(String) ? i.capitalize : i } + else + value.capitalize + end + + return result + end +end |