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-rw-r--r--lib/pure/collections/sequtils.nim6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/pure/collections/sequtils.nim b/lib/pure/collections/sequtils.nim
index 82679bb7f..0fda5700e 100644
--- a/lib/pure/collections/sequtils.nim
+++ b/lib/pure/collections/sequtils.nim
@@ -63,3 +63,9 @@ template filterIt*(seq1, pred: expr): expr {.immediate, dirty.} =
       if pred: result.add(it)
     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
+