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Contents
class MatchData
# Returns [ pre_match, matchtree, post_match ]. (see matchtree)
#
# md = /(bb)(cc(dd))(ee)/.match "XXaabbccddeeffXX"
# md.to_a #=> ["XXaabbccddeeffXX", "bb", "ccdd", "dd", "ee"]
# md.matchset #=> ["XXaa", [["bb"], ["cc", ["dd"]], "ee"], "ffXX"]
#
def matchset
[pre_match, matchtree, post_match]
end
# An alternate to #to_a which returns the matches in
# order corresponding with the regular expression.
#
# md = /(bb)(cc(dd))(ee)/.match "XXaabbccddeeffXX"
# md.to_a #=> ["XXaabbccddeeffXX", "bb", "ccdd", "dd", "ee"]
# md.matchtree #=> [["bb"], ["cc", ["dd"]], "ee"]
#
def matchtree(index=0)
ret=[]
b, e=self.begin(index), self.end(index)
while (index+=1)<=length
if index==length || (bi=self.begin(index))>=e
# we are finished, if something is left, then add it
ret << string[b, e-b] if e>b
break
else
if bi>=b
ret << string[b, bi-b] if bi>b
ret << matchtree(index)
b=self.end(index)
end
end
end
return ret
end
end
# _____ _
# |_ _|__ ___| |_
# | |/ _ \/ __| __|
# | | __/\__ \ |_
# |_|\___||___/\__|
#
=begin test
require 'test/unit'
class TC_MatchData < Test::Unit::TestCase
def test_matchtree_01
md = /(bb)(cc(dd))(ee)/.match "XXaabbccddeeffXX"
assert_equal( [["bb"], ["cc", ["dd"]], ["ee"]] , md.matchtree )
end
def test_matchtree_02
md = /(bb)c(c(dd))(ee)/.match "XXaabbccddeeffXX"
assert_equal( [["bb"], "c", ["c", ["dd"]], ["ee"]] , md.matchtree )
end
def test_matchset
md = /(bb)(cc(dd))(ee)/.match "XXaabbccddeeffXX"
assert_equal( ["XXaa", [["bb"], ["cc", ["dd"]], ["ee"]], "ffXX"] , md.matchset )
end
end
=end
Version data entries
16 entries across 16 versions & 1 rubygems