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author | varac <varacanero@zeromail.org> | 2017-01-13 12:41:58 +0100 |
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committer | varac <varacanero@zeromail.org> | 2017-01-13 12:41:58 +0100 |
commit | 066c08f8362d53f0f30897cb8710d11260c726ea (patch) | |
tree | a6369eecd88bb731fe413d0bbc8af73d74d1f447 /lib/puppet/parser/functions/parseyaml.rb | |
parent | 71123634744b9fe2ec7d6a3e38e9789fd84801e3 (diff) | |
parent | b65dd1f45d10e10e45455358aeabb29167990e2c (diff) |
Merge remote-tracking branch 'origin/master' into leap_master
Diffstat (limited to 'lib/puppet/parser/functions/parseyaml.rb')
-rw-r--r-- | lib/puppet/parser/functions/parseyaml.rb | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/lib/puppet/parser/functions/parseyaml.rb b/lib/puppet/parser/functions/parseyaml.rb index 53d54fa..ba9d98a 100644 --- a/lib/puppet/parser/functions/parseyaml.rb +++ b/lib/puppet/parser/functions/parseyaml.rb @@ -6,17 +6,26 @@ module Puppet::Parser::Functions newfunction(:parseyaml, :type => :rvalue, :doc => <<-EOS This function accepts YAML as a string and converts it into the correct Puppet structure. - EOS - ) do |arguments| - - if (arguments.size != 1) then - raise(Puppet::ParseError, "parseyaml(): Wrong number of arguments "+ - "given #{arguments.size} for 1") - end +The optional second argument can be used to pass a default value that will +be returned if the parsing of YAML string have failed. + EOS + ) do |arguments| + raise ArgumentError, 'Wrong number of arguments. 1 or 2 arguments should be provided.' unless arguments.length >= 1 require 'yaml' - YAML::load(arguments[0]) + begin + YAML::load(arguments[0]) || arguments[1] + # in ruby 1.9.3 Psych::SyntaxError is a RuntimeException + # this still needs to catch that and work also on rubies that + # do not have Psych available. + rescue StandardError, Psych::SyntaxError => e + if arguments[1] + arguments[1] + else + raise e + end + end end end |