Sha256: a81d965ba4d0f53d3b698745b9f89340bdf9f9cd2b1afa8c2e283247644be83b
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Size: 1.48 KB
Versions: 24
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Stored size: 1.48 KB
Contents
# frozen_string_literal: true
module Unparser
class Emitter
# Emitter for def node
class Def < self
include LocalVariableRoot
private
abstract_method :emit_name
private :emit_name
abstract_method :body
private :body
def dispatch
write('def ')
emit_name
emit_arguments
emit_optional_body_ensure_rescue(body)
k_end
end
def emit_arguments
return if arguments.children.empty?
parentheses do
writer_with(Args, arguments).emit_def_arguments
end
end
# Instance def emitter
class Instance < self
handle :def
children :name, :arguments, :body
private
def emit_name
write(name.to_s)
end
end # Instance
# Emitter for defines on singleton
class Singleton < self
handle :defs
children :subject, :name, :arguments, :body
private
def emit_name
conditional_parentheses(!subject_without_parens?) do
visit(subject)
end
write('.', name.to_s)
end
def subject_without_parens?
case subject.type
when :self
true
when :const
!subject.children.first
when :send
receiver, _selector, *arguments = *subject
!receiver && arguments.empty?
end
end
end # Singleton
end # Def
end # Emitter
end # Unparser
Version data entries
24 entries across 24 versions & 2 rubygems