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comparison src/testdir/test_vim9_builtin.vim @ 27517:f00a7a2bee21 v8.2.4286

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patch 8.2.4286: Vim9: strict type checking after copy() and deepcopy() Commit: https://github.com/vim/vim/commit/381692b6f1c2ec9b73a139500286ddc9347a1c01 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Feb 2 20:01:27 2022 +0000 patch 8.2.4286: Vim9: strict type checking after copy() and deepcopy() Problem: Vim9: strict type checking after copy() and deepcopy(). Solution: Allow type to change after making a copy. (closes https://github.com/vim/vim/issues/9644)
author Bram Moolenaar <Bram@vim.org>
date Wed, 02 Feb 2022 21:15:03 +0100
parents 4cea92e99a5a
children 2397b18d6f94
comparison
equal deleted inserted replaced
27516:fdcbdd530e4c 27517:f00a7a2bee21
718 res += n 718 res += n
719 endfor 719 endfor
720 res->assert_equal(6) 720 res->assert_equal(6)
721 721
722 dl = deepcopy([1, 2, 3], true) 722 dl = deepcopy([1, 2, 3], true)
723
724 # after a copy() the type can change, but not the item itself
725 var nl: list<number> = [1, 2]
726 assert_equal([1, 2, 'x'], nl->copy()->extend(['x']))
727
728 var lines =<< trim END
729 var nll: list<list<number>> = [[1, 2]]
730 nll->copy()[0]->extend(['x'])
731 END
732 v9.CheckDefExecAndScriptFailure(lines, 'E1013: Argument 2: type mismatch, expected list<number> but got list<string> in extend()')
733
734 var nd: dict<number> = {a: 1, b: 2}
735 assert_equal({a: 1, b: 2, c: 'x'}, nd->copy()->extend({c: 'x'}))
736 lines =<< trim END
737 var ndd: dict<dict<number>> = {a: {x: 1, y: 2}}
738 ndd->copy()['a']->extend({z: 'x'})
739 END
740 v9.CheckDefExecAndScriptFailure(lines, 'E1013: Argument 2: type mismatch, expected dict<number> but got dict<string> in extend()')
741
742 # after a deepcopy() the item type can also change
743 var nll: list<list<number>> = [[1, 2]]
744 assert_equal([1, 2, 'x'], nll->deepcopy()[0]->extend(['x']))
745
746 var ndd: dict<dict<number>> = {a: {x: 1, y: 2}}
747 assert_equal({x: 1, y: 2, z: 'x'}, ndd->deepcopy()['a']->extend({z: 'x'}))
723 enddef 748 enddef
724 749
725 def Test_count() 750 def Test_count()
726 count('ABC ABC ABC', 'b', true)->assert_equal(3) 751 count('ABC ABC ABC', 'b', true)->assert_equal(3)
727 count('ABC ABC ABC', 'b', false)->assert_equal(0) 752 count('ABC ABC ABC', 'b', false)->assert_equal(0)