X-Git-Url: https://git.adam-barratt.org.uk/?p=mirror%2Fdsa-puppet.git;a=blobdiff_plain;f=3rdparty%2Fmodules%2Fstdlib%2Flib%2Fpuppet%2Fparser%2Ffunctions%2Fdig.rb;h=b6addb40f7f3a324a09648e34076542dd8089529;hp=75e83aa7e3e4431ad193b1d8e9d9502eb586525b;hb=30caaa85aed7015ca0d77216bff175eebd917eb7;hpb=6f656bd4265e3dab13b9af2bf96e9044322e9d8f diff --git a/3rdparty/modules/stdlib/lib/puppet/parser/functions/dig.rb b/3rdparty/modules/stdlib/lib/puppet/parser/functions/dig.rb index 75e83aa7e..b6addb40f 100644 --- a/3rdparty/modules/stdlib/lib/puppet/parser/functions/dig.rb +++ b/3rdparty/modules/stdlib/lib/puppet/parser/functions/dig.rb @@ -3,7 +3,49 @@ # module Puppet::Parser::Functions newfunction(:dig, :type => :rvalue, :doc => <<-DOC - DEPRECATED: This function has been replaced in Puppet 4.5.0, please use dig44() for backwards compatibility or use the new version. + @summary + **DEPRECATED** Retrieves a value within multiple layers of hashes and arrays via an + array of keys containing a path. + + @return + The function goes through the structure by each path component and tries to return + the value at the end of the path. + + In addition to the required path argument, the function accepts the default argument. + It is returned if the path is not correct, if no value was found, or if any other error + has occurred. + + ```ruby + $data = { + 'a' => { + 'b' => [ + 'b1', + 'b2', + 'b3', + ] + } + } + + $value = dig($data, ['a', 'b', 2]) + # $value = 'b3' + + # with all possible options + $value = dig($data, ['a', 'b', 2], 'not_found') + # $value = 'b3' + + # using the default value + $value = dig($data, ['a', 'b', 'c', 'd'], 'not_found') + # $value = 'not_found' + ``` + + 1. `$data` The data structure we are working with. + 2. `['a', 'b', 2]` The path array. + 3. `not_found` The default value. It is returned if nothing is found. + + > **Note:* + **Deprecated** This function has been replaced with a built-in + [`dig`](https://puppet.com/docs/puppet/latest/function.html#dig) function as of + Puppet 4.5.0. Use [`dig44()`](#dig44) for backwards compatibility or use the new version. DOC ) do |arguments| warning('dig() DEPRECATED: This function has been replaced in Puppet 4.5.0, please use dig44() for backwards compatibility or use the new version.')