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patch 8.2.1407: Vim9: type of list and dict only depends on first item

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Problem:    Vim9: type of list and dict only depends on first item.
Solution:   Use all items to decide about the type.
This commit is contained in:
Bram Moolenaar
2020-08-09 17:22:04 +02:00
parent a1b9b0cc01
commit 127542bceb
6 changed files with 91 additions and 17 deletions
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34
src/testdir/test_vim9_expr.vim
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@@ -1334,7 +1334,17 @@ def Test_expr7_list()
# list
assert_equal(g:list_empty, [])
assert_equal(g:list_empty, [ ])
assert_equal(g:list_mixed, [1, 'b', false,])
let numbers: list<number> = [1, 2, 3]
numbers = [1]
numbers = []
let strings: list<string> = ['a', 'b', 'c']
strings = ['x']
strings = []
let mixed: list<any> = [1, 'b', false,]
assert_equal(g:list_mixed, mixed)
assert_equal('b', g:list_mixed[1])
echo [1,
@@ -1348,6 +1358,10 @@ def Test_expr7_list()
call CheckDefFailure(["let x = g:list_mixed["], 'E1097:')
call CheckDefFailure(["let x = g:list_mixed[0"], 'E1097:')
call CheckDefExecFailure(["let x = g:list_empty[3]"], 'E684:')
call CheckDefFailure(["let l: list<number> = [234, 'x']"], 'E1013:')
call CheckDefFailure(["let l: list<number> = ['x', 234]"], 'E1013:')
call CheckDefFailure(["let l: list<string> = [234, 'x']"], 'E1013:')
call CheckDefFailure(["let l: list<string> = ['x', 123]"], 'E1013:')
enddef
def Test_expr7_list_vim9script()
@@ -1437,6 +1451,19 @@ def Test_expr7_dict()
let val = 1
assert_equal(g:dict_one, {key: val})
let numbers: dict<number> = #{a: 1, b: 2, c: 3}
numbers = #{a: 1}
numbers = #{}
let strings: dict<string> = #{a: 'a', b: 'b', c: 'c'}
strings = #{a: 'x'}
strings = #{}
let mixed: dict<any> = #{a: 'a', b: 42}
mixed = #{a: 'x'}
mixed = #{a: 234}
mixed = #{}
call CheckDefFailure(["let x = #{8: 8}"], 'E1014:')
call CheckDefFailure(["let x = #{xxx}"], 'E720:')
call CheckDefFailure(["let x = #{xxx: 1", "let y = 2"], 'E722:')
@@ -1449,6 +1476,11 @@ def Test_expr7_dict()
call CheckDefFailure(["let x = x + 1"], 'E1001:')
call CheckDefExecFailure(["let x = g:anint.member"], 'E715:')
call CheckDefExecFailure(["let x = g:dict_empty.member"], 'E716:')
call CheckDefFailure(['let x: dict<number> = #{a: 234, b: "1"}'], 'E1013:')
call CheckDefFailure(['let x: dict<number> = #{a: "x", b: 134}'], 'E1013:')
call CheckDefFailure(['let x: dict<string> = #{a: 234, b: "1"}'], 'E1013:')
call CheckDefFailure(['let x: dict<string> = #{a: "x", b: 134}'], 'E1013:')
enddef
def Test_expr7_dict_vim9script()