Mercurial > vim
comparison src/testdir/test_vim9_assign.vim @ 26935:ccb9be1cdd71 v8.2.3996
patch 8.2.3996: Vim9: type checking lacks information about declared type
Commit: https://github.com/vim/vim/commit/078a46161e8b1b30bf306d6c1f4f0af7c616a989
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Jan 4 15:17:03 2022 +0000
patch 8.2.3996: Vim9: type checking lacks information about declared type
Problem: Vim9: type checking for list and dict lacks information about
declared type.
Solution: Add dv_decl_type and lv_decl_type. Refactor the type stack to
store two types in each entry.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Tue, 04 Jan 2022 16:30:06 +0100 |
parents | 4e77f9961650 |
children | 11ee2667a09a |
comparison
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26934:2d3dd8065e25 | 26935:ccb9be1cdd71 |
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637 lines =<< trim END | 637 lines =<< trim END |
638 vim9script | 638 vim9script |
639 extend(test_null_list(), ['x']) | 639 extend(test_null_list(), ['x']) |
640 END | 640 END |
641 CheckScriptFailure(lines, 'E1134:', 2) | 641 CheckScriptFailure(lines, 'E1134:', 2) |
642 | |
643 # using global var has no declared type | |
644 g:myList = [] | |
645 g:myList->extend([1]) | |
646 g:myList->extend(['x']) | |
647 assert_equal([1, 'x'], g:myList) | |
648 unlet g:myList | |
649 | |
650 # using declared list gives an error | |
651 lines =<< trim END | |
652 var l: list<number> | |
653 g:myList = l | |
654 g:myList->extend([1]) | |
655 g:myList->extend(['x']) | |
656 END | |
657 CheckDefExecAndScriptFailure(lines, 'E1013: Argument 2: type mismatch, expected list<number> but got list<string>', 4) | |
658 unlet g:myList | |
642 enddef | 659 enddef |
643 | 660 |
644 def Test_extend_dict() | 661 def Test_extend_dict() |
645 var lines =<< trim END | 662 var lines =<< trim END |
646 vim9script | 663 vim9script |
960 var somedict = rand() > 0 ? {a: 1, b: 2} : {a: 'a', b: 'b'} | 977 var somedict = rand() > 0 ? {a: 1, b: 2} : {a: 'a', b: 'b'} |
961 | 978 |
962 # type is dict<any> even though initializer is dict<number> | 979 # type is dict<any> even though initializer is dict<number> |
963 var anyDict: dict<any> = {a: 0} | 980 var anyDict: dict<any> = {a: 0} |
964 assert_equal({a: 0, b: 'x'}, extend(anyDict, {b: 'x'})) | 981 assert_equal({a: 0, b: 'x'}, extend(anyDict, {b: 'x'})) |
982 | |
983 # using global var, which has no declared type | |
984 g:myDict = {} | |
985 g:myDict->extend({a: 1}) | |
986 g:myDict->extend({b: 'x'}) | |
987 assert_equal({a: 1, b: 'x'}, g:myDict) | |
988 unlet g:myDict | |
989 | |
990 # using list with declared type gives an error | |
991 lines =<< trim END | |
992 var d: dict<number> | |
993 g:myDict = d | |
994 g:myDict->extend({a: 1}) | |
995 g:myDict->extend({b: 'x'}) | |
996 END | |
997 CheckDefExecAndScriptFailure(lines, 'E1013: Argument 2: type mismatch, expected dict<number> but got dict<string>', 4) | |
998 unlet g:myDict | |
965 | 999 |
966 # assignment to script-local dict | 1000 # assignment to script-local dict |
967 lines =<< trim END | 1001 lines =<< trim END |
968 vim9script | 1002 vim9script |
969 var test: dict<any> = {} | 1003 var test: dict<any> = {} |