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builder.rb
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builder.rb
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# frozen_string_literal: true
require "parser/builders/default"
require_relative "meta"
module Parser
# Add RubyNext specific builder methods
module Builders::Next
def method_ref(receiver, dot_t, selector_t)
n(:meth_ref, [ receiver, value(selector_t).to_sym ],
send_map(receiver, dot_t, selector_t, nil, [], nil))
end
def def_endless_method(def_t, name_t, args,
assignment_t, body)
n(:def_e, [ value(name_t).to_sym, args, body ],
endless_definition_map(def_t, nil, name_t, assignment_t, body))
end
def def_endless_singleton(def_t, definee, dot_t,
name_t, args,
assignment_t, body)
return unless validate_definee(definee)
n(:defs_e, [ definee, value(name_t).to_sym, args, body ],
endless_definition_map(def_t, dot_t, name_t, assignment_t, body))
end
def endless_definition_map(keyword_t, operator_t, name_t, assignment_t, body_e)
body_l = body_e.loc.expression
Source::Map::EndlessDefinition.new(loc(keyword_t),
loc(operator_t), loc(name_t),
loc(assignment_t), body_l)
end
private
def validate_definee(definee)
case definee.type
when :int, :str, :dstr, :sym, :dsym,
:regexp, :array, :hash
diagnostic :error, :singleton_literal, nil, definee.loc.expression
false
else
true
end
end
end
end