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patch 8.2.3717: Vim9: error for constant list size is only given at runtime

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Problem:    Vim9: error for constant list size is only given at runtime.
Solution:   Give the error at compile time if possible.
This commit is contained in:
Bram Moolenaar
2021-12-01 17:38:01 +00:00
parent e4eed8c6db
commit db9ff9ab5d
5 changed files with 49 additions and 6 deletions
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21
src/testdir/test_vim9_assign.vim
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@@ -383,6 +383,27 @@ def Test_assign_unpack()
END
CheckDefAndScriptSuccess(lines)
lines =<< trim END
var v1: number
var v2: number
[v1, v2] = [1, 2, 3]
END
CheckDefFailure(lines, 'E1093: Expected 2 items but got 3', 3)
lines =<< trim END
var v1: number
var v2: number
[v1, v2] = [1]
END
CheckDefFailure(lines, 'E1093: Expected 2 items but got 1', 3)
lines =<< trim END
var v1: number
var v2: number
[v1, v2; _] = [1]
END
CheckDefFailure(lines, 'E1093: Expected 2 items but got 1', 3)
lines =<< trim END
var v1: number
var v2: number