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improve ripper documentation #219

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improve ripper documentation #219

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8 changes: 7 additions & 1 deletion ext/ripper/lib/ripper/lexer.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,12 @@
class Ripper

# Tokenizes the Ruby program and returns an Array of String.
#
# require 'ripper'
# require 'pp'
#
# pp Ripper.tokenize("def m(a) nil end")
# => ["def", " ", "m", "(", "a", ")", " ", "nil", " ", "end"]
def Ripper.tokenize(src, filename = '-', lineno = 1)
Lexer.new(src, filename, lineno).tokenize
end
Expand All @@ -23,7 +29,7 @@ def Ripper.tokenize(src, filename = '-', lineno = 1)
# require 'ripper'
# require 'pp'
#
# p Ripper.lex("def m(a) nil end")
# pp Ripper.lex("def m(a) nil end")
# #=> [[[1, 0], :on_kw, "def"],
# [[1, 3], :on_sp, " " ],
# [[1, 4], :on_ident, "m" ],
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