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Make splitting an empty string give 1 empty result

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This commit is contained in:
Oleh Prypin
2015-04-10 00:19:00 +03:00
parent 6c213802f0
commit 1fe69b94c9
2 changed files with 2 additions and 2 deletions
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2
src/nre.nim
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@@ -387,7 +387,7 @@ proc split*(str: string, pattern: Regex, maxSplit = -1, start = 0): seq[string]
result = @[]
var lastIdx = start
var splits = 0
var bounds = 0 .. -1
var bounds = 0 .. 0
for match in str.findIter(pattern, start = start):
# bounds are inclusive:

2
test/split.nim
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@@ -7,7 +7,7 @@ suite "string splitting":
check("1 2 ".split(re(" ")) == @["1", "", "2", "", ""])
check("1 2".split(re(" ")) == @["1", "2"])
check("foo".split(re("foo")) == @["", ""])
check("".split(re"foo") == newSeq[string]())
check("".split(re"foo") == @[""])
test "captured patterns":
check("12".split(re"(\d)") == @["", "1", "", "2", ""])