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author | Krzysztof Wilczynski <krzysztof.wilczynski@linux.com> | 2011-04-25 23:33:26 +0100 |
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committer | Krzysztof Wilczynski <krzysztof.wilczynski@linux.com> | 2011-04-25 23:33:26 +0100 |
commit | 28254bef6baa6ac9c1c26a2c58bdfd0548c7a553 (patch) | |
tree | 107830c6cbb09f3d96625acc220ad58d619501ca /join.rb | |
parent | 50cb2cd05afb44b02eda90be95139c01903f4090 (diff) | |
download | puppet-stdlib-28254bef6baa6ac9c1c26a2c58bdfd0548c7a553.tar.gz puppet-stdlib-28254bef6baa6ac9c1c26a2c58bdfd0548c7a553.tar.bz2 |
Changing name of join.rb to join_with_prefix.rb to make room for
its simpler version.
Signed-off-by: Krzysztof Wilczynski <krzysztof.wilczynski@linux.com>
Diffstat (limited to 'join.rb')
-rw-r--r-- | join.rb | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/join.rb b/join.rb deleted file mode 100644 index 469763a..0000000 --- a/join.rb +++ /dev/null @@ -1,74 +0,0 @@ -# -# join.rb -# - -module Puppet::Parser::Functions - newfunction(:join, :type => :rvalue, :doc => <<-EOS -This function will allow to concatenate elements of an array together -with a given suffix and optionally with prefix if such is given ... - -For example: - -Given the following sample manifest: - - define iterator { - notice $name - } - - $array = ['a', 'b', 'c'] - - $result = split(join($array, ',', 'letter_'), ',') - - notice $result - - iterator { $result: } - -This will produce the following: - - notice: Scope(Class[main]): letter_a letter_b letter_c - notice: Scope(Iterator[letter_a]): letter_a - notice: Scope(Iterator[letter_b]): letter_b - notice: Scope(Iterator[letter_c]): letter_c - -Which allows you to avoid resorting to the following: - - $result = split(inline_template("<%= array.collect { |i| \"letter_#{i}\" }.join(',') %>"), ',') - -Phasing out the need for use and abuse of the infamous inline_template -in the example above and which in this very case is extremely ugly as -we have to escape double-quotes to make Puppet parser not evaluate them. - EOS - ) do |arguments| - - # Technically we support three arguments but only first two are mandatory ... - raise(Puppet::ParseError, "join(): Wrong number of arguments " + - "given (#{arguments.size} for 2)") if arguments.size < 2 - - array = arguments[0] - - if not array.is_a?(Array) - raise(Puppet::ParseError, 'join(): Requires an array to work with') - end - - suffix = arguments[1] - prefix = arguments[2] if arguments[2] - - raise(Puppet::ParseError, 'join(): You must provide suffix ' + - 'to join array elements with') if suffix.empty? - - if prefix and prefix.empty? - raise(Puppet::ParseError, 'join(): You must provide prefix ' + - 'to add to join') - end - - if prefix and not prefix.empty? - result = prefix + array.join(suffix + prefix) - else - result = array.join(suffix) - end - - return result - end -end - -# vim: set ts=2 sw=2 et : |