Puppet Function: camelcase

Defined in:
vendor_modules/stdlib/lib/puppet/parser/functions/camelcase.rb
Function type:
Ruby 3.x API

Summary

**Deprecated** Converts the case of a string or all strings in an array to camel case.

Overview

camelcase() ⇒ String, Array[String]

> Note:

**Deprecated** from Puppet 6.0.0, this function has been replaced with
a built-in [`camelcase`](https://puppet.com/docs/puppet/latest/function.html#camelcase)
function.

Returns:

  • (String) —

    The converted String, if it was a String that was given

  • (Array[String]) —

    The converted Array, if it was a Array that was given



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# File 'vendor_modules/stdlib/lib/puppet/parser/functions/camelcase.rb', line 8

newfunction(:camelcase, type: :rvalue, doc: <<-DOC
  @summary
    **Deprecated** Converts the case of a string or all strings in an array to camel case.

  > *Note:*
    **Deprecated** from Puppet 6.0.0, this function has been replaced with
    a built-in [`camelcase`](https://puppet.com/docs/puppet/latest/function.html#camelcase)
    function.

  @return [String] The converted String, if it was a String that was given
  @return [Array[String]] The converted Array, if it was a Array that was given
DOC
) do |arguments|
  raise(Puppet::ParseError, "camelcase(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.empty?

  value = arguments[0]
  klass = value.class

  unless [Array, String].include?(klass)
    raise(Puppet::ParseError, 'camelcase(): 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.split('_').map { |e| e.capitalize }.join : i }
           else
             value.split('_').map { |e| e.capitalize }.join
           end

  return result
end