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Versions: 18
Compression:
Stored size: 1.1 KB
Contents
module Treetop
module Runtime
class CompiledParser
def failure_message
return nil unless (tf = terminal_failures) && tf.size > 0
"on line #{failure_line}: expected " + (
tf.size == 1 ?
tf[0].expected_string :
"one of #{Less::YELLOW[tf.map {|f| f.expected_string }.uniq * ' ']}"
) +
" got #{Less::YELLOW[input[failure_index].chr]}" +
" after:\n\n#{input[index...failure_index]}\n"
end
end
end
end
class Object
def verbose
$verbose = true
yield
ensure
$verbose = false
end
def tap
yield self
self
end
def log(s = '') puts "* #{s}" if $verbose end
def log!(s = '') puts "* #{s}" end
def error(s) $stderr.puts s end
def error!(s) raise Exception, s end
end
class Array
def dissolve
ary = flatten.compact
case ary.size
when 0 then []
when 1 then first
else ary
end
end
def one?
size == 1
end
end
class Class
def to_sym
self.to_s.to_sym
end
end
class Symbol
def to_proc
proc {|obj, *args| obj.send(self, *args) }
end
end
Version data entries
18 entries across 18 versions & 3 rubygems