[ruby/pp] Extract pp_hash_pair
The method which prints single pair of a hash, to make extending pretty printing Hash easier, apart from Hash construct itself. https://github.com/ruby/pp/commit/3fcf2d1142
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17
lib/pp.rb
17
lib/pp.rb
@ -286,16 +286,21 @@ class PP < PrettyPrint
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group(1, '{', '}') {
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seplist(obj, nil, :each_pair) {|k, v|
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group {
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pp k
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text '=>'
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group(1) {
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breakable ''
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pp v
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}
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pp_hash_pair k, v
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}
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}
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}
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end
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# A pretty print for a pair of Hash
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def pp_hash_pair(k, v)
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pp k
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text '=>'
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group(1) {
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breakable ''
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pp v
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}
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end
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end
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include PPMethods
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@ -247,25 +247,18 @@ end
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class PPInheritedTest < Test::Unit::TestCase
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class PPSymbolHash < PP
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def pp_hash(obj)
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group(1, "{", "}") {
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seplist(obj, nil, :each_pair) {|k, v|
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case k
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when Symbol
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text k.inspect.delete_prefix(":")
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text ":"
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sep = " "
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else
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pp k
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text "=>"
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sep = ""
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end
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group(1) {
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breakable sep
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pp v
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}
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def pp_hash_pair(k, v)
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case k
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when Symbol
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text k.inspect.delete_prefix(":")
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text ":"
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group(1) {
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breakable
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pp v
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}
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}
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else
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super
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end
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end
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end
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