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authorRunxi Yu <me@runxiyu.org>2025-08-17 03:09:52 +0800
committerRunxi Yu <me@runxiyu.org>2025-08-17 03:09:52 +0800
commit009a6e397651a9540b6c6bb74ef2230eeda9b577 (patch)
tree0a808670d95aba5804a73a558cc335a49d230aa6 /forged/internal/common/misc/iter.go
parentRemove HTML templates from main server (diff)
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Some mass renaming
Diffstat (limited to 'forged/internal/common/misc/iter.go')
-rw-r--r--forged/internal/common/misc/iter.go23
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diff --git a/forged/internal/common/misc/iter.go b/forged/internal/common/misc/iter.go
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+++ b/forged/internal/common/misc/iter.go
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+// SPDX-License-Identifier: AGPL-3.0-only
+// SPDX-FileCopyrightText: Copyright (c) 2025 Runxi Yu <https://runxiyu.org>
+
+package misc
+
+import "iter"
+
+// iterSeqLimit returns an iterator equivalent to the supplied one, but stops
+// after n iterations.
+func IterSeqLimit[T any](s iter.Seq[T], n uint) iter.Seq[T] {
+ return func(yield func(T) bool) {
+ var iterations uint
+ for v := range s {
+ if iterations > n-1 {
+ return
+ }
+ if !yield(v) {
+ return
+ }
+ iterations++
+ }
+ }
+}