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Moves toSeq template to public sequtils module.

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This commit is contained in:
Grzegorz Adam Hankiewicz 2012-12-13 19:28:34 +01:00
commit bd961fd76c
2 changed files with 11 additions and 6 deletions
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6
lib/pure/collections/sequtils.nim
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@ -63,3 +63,9 @@ template filterIt*(seq1, pred: expr): expr {.immediate, dirty.} =
if pred: result.add(it) if pred: result.add(it)
result result
template toSeq*(iter: expr): expr {.immediate.} =
## Transforms any iterator into a sequence.
var result {.gensym.}: seq[type(iter)] = @[]
for x in iter: add(result, x)
result

11
tests/run/ttoseq.nim
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@ -1,12 +1,11 @@
discard """ discard """
output: "23456" output: "2345623456"
""" """
template toSeq*(iter: expr): expr {.immediate.} = import sequtils
var result: seq[type(iter)] = @[]
for x in iter: add(result, x) for x in toSeq(countup(2, 6)):
result stdout.write(x)
for x in items(toSeq(countup(2, 6))): for x in items(toSeq(countup(2, 6))):
stdout.write(x) stdout.write(x)