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[ruby/psych] Refine Ruby 3.5 Set support.

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Use feature testing to detect native Set,
and don't rely on `Set#to_h` which wasn't intended
as a public method.

https://github.com/ruby/psych/commit/d58cff11af
This commit is contained in:
Jean Boussier 2025-05-03 12:57:39 +02:00 committed by Hiroshi SHIBATA
parent 49b4e0350d
commit 1f2a9dc2a9
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2 changed files with 13 additions and 5 deletions
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3
ext/psych/lib/psych.rb
View File

@ -23,7 +23,6 @@ require_relative 'psych/parser'
require_relative 'psych/omap'
require_relative 'psych/set'
require_relative 'psych/coder'
require_relative 'psych/core_ext'
require_relative 'psych/stream'
require_relative 'psych/json/tree_builder'
require_relative 'psych/json/stream'
@ -761,3 +760,5 @@ module Psych
self.domain_types = {}
# :startdoc:
end
require_relative 'psych/core_ext'

15
ext/psych/lib/psych/core_ext.rb
View File

@ -18,12 +18,19 @@ if defined?(::IRB)
require_relative 'y'
end
# TODO: how best to check for builtin Set?
if defined?(::Set) && Object.const_source_location(:Set) == ["ruby", 0]
# Up to Ruby 3.4, Set was a regular object and was dumped as such
# by Pysch.
# Starting from Ruby 3.5 it's a core class written in C, so we have to implement
# #encode_with / #init_with to preserve backward compatibility.
if defined?(::Set) && Set.new.instance_variables.empty?
class Set
def encode_with(coder)
coder["hash"] = to_h
hash = {}
each do |m|
hash[m] = true
end
coder["hash"] = hash
coder
end
def init_with(coder)