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Merge topic 'remove_duplicates-order'

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258298f597 Help: Clarify ordering of list(REMOVE_DUPLICATES)

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !3035
This commit is contained in:
Kyle Edwards
2019-02-28 15:18:44 +00:00
committed by Kitware Robot
parent 0df31d99ae 258298f597
commit 0d9471fa2d
3 changed files with 9 additions and 1 deletions
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3
Help/command/list.rst
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@@ -196,7 +196,8 @@ Removes items at given indices from the list.
list(REMOVE_DUPLICATES <list>)
Removes duplicated items in the list.
Removes duplicated items in the list. The relative order of items is preserved,
but if duplicates are encountered, only the first instance is preserved.
.. _TRANSFORM:

5
Tests/RunCMake/list/REMOVE_DUPLICATES-PreserveOrder.cmake Normal file
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@@ -0,0 +1,5 @@
set(mylist "b;c;b;a;a;c;b;a;c;b")
list(REMOVE_DUPLICATES mylist)
if(NOT mylist STREQUAL "b;c;a")
message(SEND_ERROR "Expected b;c;a, got ${mylist}")
endif()

2
Tests/RunCMake/list/RunCMakeTest.cmake
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@@ -24,6 +24,8 @@ run_cmake(SUBLIST-TooManyArguments)
run_cmake(REMOVE_AT-EmptyList)
run_cmake(REMOVE_DUPLICATES-PreserveOrder)
run_cmake(FILTER-NotList)
run_cmake(REMOVE_AT-NotList)
run_cmake(REMOVE_DUPLICATES-NotList)