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makaroni4/check_sexp.rb

Last active August 29, 2015 14:01
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String interpolation in Ruby
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check_sexp.rb
require 'ripper'
require 'pp'
sexp = Ripper.sexp '"Hello #{ friend } vs Hello #{friend}"'
pp sexp
# [:program,
# [[:string_literal,
# [:string_content,
# [:@tstring_content, "Hello ", [1, 1]],
# [:string_embexpr, [[:vcall, [:@ident, "friend", [1, 10]]]]],
# [:@tstring_content, " vs Hello ", [1, 18]],
# [:string_embexpr, [[:vcall, [:@ident, "friend", [1, 30]]]]]]]]]
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