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Versions: 10
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Contents
# frozen_string_literal: true
module RubyNext
module Language
module Rewriters
class ArgsForwardLeading < ArgsForward
NAME = "args-forward-leading"
SYNTAX_PROBE = "obj = Object.new; def obj.foo(...) super(1, ...); end"
MIN_SUPPORTED_VERSION = Gem::Version.new("3.0.0")
attr_reader :leading_farg
alias leading_farg? leading_farg
def on_def(node)
@leading_farg = method_with_leading_arg(node)
super
end
def on_defs(node)
@leading_farg = method_with_leading_arg(node)
super
end
def on_args(node)
return super if leading_farg?
node
end
def on_send(node)
return super if leading_farg?
node
end
def on_super(node)
return super if leading_farg?
node
end
private
def send_with_leading_farg(node)
return false unless node.type == :send || node.type == :super
fargs = extract_fargs(node)
return false unless fargs
node.children.index(fargs) > (node.type == :send ? 2 : 0)
end
def method_with_leading_arg(node)
find_child(node) { |child| child.type == :forward_arg } &&
(
def_with_leading_farg(node) ||
find_child(node) { |child| send_with_leading_farg(child) }
)
end
def def_with_leading_farg(node)
args = node.type == :defs ? node.children[2] : node.children[1]
args = args.children
farg = args.detect { |child| child.type == :forward_arg }
args.index(farg) > 0
end
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems