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require_relative '../../spec_helper'
require 'ripper'
describe "Ripper.lex" do
it "lexes a simple method declaration" do
expected = [
[[1, 0], :on_kw, "def", 'FNAME'],
[[1, 3], :on_sp, " ", 'FNAME'],
[[1, 4], :on_ident, "m", 'ENDFN'],
[[1, 5], :on_lparen, "(", 'BEG|LABEL'],
[[1, 6], :on_ident, "a", 'ARG'],
[[1, 7], :on_rparen, ")", 'ENDFN'],
[[1, 8], :on_sp, " ", 'BEG'],
[[1, 9], :on_kw, "nil", 'END'],
[[1, 12], :on_sp, " ", 'END'],
[[1, 13], :on_kw, "end", 'END']
]
lexed = Ripper.lex("def m(a) nil end")
lexed.map { |e|
e[0...-1] + [e[-1].to_s.split('|').map { |s| s.sub(/^EXPR_/, '') }.join('|')]
}.should == expected
end
end
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