mirrors/Nim
1
0
Fork 0
mirror of https://github.com/nim-lang/Nim.git synced 2026-01-07 13:33:22 +00:00
Code Issues Packages Projects Releases Wiki Activity

[std/deques] move data instead of copy + destroy (#17800)

Browse Source
This commit is contained in:
flywind
2021-04-21 01:00:44 +08:00
committed by GitHub
parent 0b116310bf
commit eb221dcc27
1 changed files with 2 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
lib/pure/collections/deques.nim
View File

@@ -379,8 +379,7 @@ proc popFirst*[T](deq: var Deque[T]): T {.inline, discardable.} =
emptyCheck(deq)
dec deq.count
result = deq.data[deq.head]
destroy(deq.data[deq.head])
result = move deq.data[deq.head]
deq.head = (deq.head + 1) and deq.mask
proc popLast*[T](deq: var Deque[T]): T {.inline, discardable.} =
@@ -398,8 +397,7 @@ proc popLast*[T](deq: var Deque[T]): T {.inline, discardable.} =
emptyCheck(deq)
dec deq.count
deq.tail = (deq.tail - 1) and deq.mask
result = deq.data[deq.tail]
destroy(deq.data[deq.tail])
result = move deq.data[deq.tail]
proc clear*[T](deq: var Deque[T]) {.inline.} =
## Resets the deque so that it is empty.