Sha256: d10862ffd747ff781a87904ef3ea5fe10935406c7d9ee294c7458b0c5f2c7288
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Size: 879 Bytes
Versions: 18
Compression:
Stored size: 879 Bytes
Contents
# frozen_string_literal: true
require 'opal/nodes/base'
module Opal
module Nodes
module Args
# This node is responsible for extracting a single
# optional keyword argument from $kwargs
#
# $kwargs always exist (as argument when inlining is possible
# and as a local variable when it's not)
#
class ExtractKwoptarg < Base
handle :extract_kwoptarg
children :lvar_name, :default_value
def compile
key_name = @sexp.meta[:arg_name]
scope.used_kwargs << key_name
add_temp lvar_name
line "#{lvar_name} = $kwargs.$$smap[#{key_name.to_s.inspect}];"
return if default_value.children[1] == :undefined
line "if (#{lvar_name} == null) {"
line " #{lvar_name} = ", expr(default_value)
line "}"
end
end
end
end
end
Version data entries
18 entries across 18 versions & 1 rubygems