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* ext/psych/lib/psych/visitors/yaml_tree.rb (push): adding version

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and header emit options.
* test/psych/test_psych.rb: corresponding test.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28574 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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tenderlove 2010-07-07 23:18:27 +00:00
parent 3a185ede69
commit 646b699536
3 changed files with 41 additions and 1 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
Thu Jul 8 08:16:57 2010 Aaron Patterson <aaron@tenderlovemaking.com>
* ext/psych/lib/psych/visitors/yaml_tree.rb (push): adding version
and header emit options.
* test/psych/test_psych.rb: corresponding test.
Thu Jul 8 08:01:03 2010 Aaron Patterson <aaron@tenderlovemaking.com>
* ext/psych/emitter.c: updating documentation about emit options

15
ext/psych/lib/psych/visitors/yaml_tree.rb
View file

@ -13,6 +13,7 @@ module Psych
@emitter = emitter
@st = {}
@ss = ScalarScanner.new
@options = options
@dispatch_cache = Hash.new do |h,klass|
method = "visit_#{(klass.name || '').split('::').join('_')}"
@ -43,7 +44,19 @@ module Psych
def push object
start unless started?
@emitter.start_document [], [], false
version = []
version = [1,1] if @options[:header]
case @options[:version]
when Array
version = @options[:version]
when String
version = @options[:version].split('.').map { |x| x.to_i }
else
version = [1,1]
end if @options[:version]
@emitter.start_document version, [], false
accept object
@emitter.end_document
end

20
test/psych/test_psych.rb
View file

@ -18,6 +18,26 @@ class TestPsych < Psych::TestCase
assert_match(/\? ! "b/, yml)
end
def test_header
yml = Psych.dump({:a => {'b' => 'c'}}, {:header => true})
assert_match(/YAML/, yml)
end
def test_version_array
yml = Psych.dump({:a => {'b' => 'c'}}, {:version => [1,1]})
assert_match(/1.1/, yml)
end
def test_version_string
yml = Psych.dump({:a => {'b' => 'c'}}, {:version => '1.1'})
assert_match(/1.1/, yml)
end
def test_version_bool
yml = Psych.dump({:a => {'b' => 'c'}}, {:version => true})
assert_match(/1.1/, yml)
end
def test_load_argument_error
assert_raises(TypeError) do
Psych.load nil