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patch 8.2.1131: Vim9: error message for returning a value is not clear

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Problem:    Vim9: error message for returning a value in a function that does
            not return anything is not clear.
Solution:   Add a specific message.
This commit is contained in:
Bram Moolenaar
2020-07-05 15:52:19 +02:00
parent 788123c00c
commit 05a5551a86
3 changed files with 16 additions and 4 deletions
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6
src/testdir/test_vim9_func.vim
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@@ -286,14 +286,14 @@ enddef
def Test_error_in_nested_function()
" Error in called function requires unwinding the call stack.
assert_fails('call FuncWithForwardCall()', 'E1013')
assert_fails('call FuncWithForwardCall()', 'E1096')
enddef
def Test_return_type_wrong()
CheckScriptFailure(['def Func(): number', 'return "a"', 'enddef', 'defcompile'], 'expected number but got string')
CheckScriptFailure(['def Func(): string', 'return 1', 'enddef', 'defcompile'], 'expected string but got number')
CheckScriptFailure(['def Func(): void', 'return "a"', 'enddef', 'defcompile'], 'expected void but got string')
CheckScriptFailure(['def Func()', 'return "a"', 'enddef', 'defcompile'], 'expected void but got string')
CheckScriptFailure(['def Func(): void', 'return "a"', 'enddef', 'defcompile'], 'E1096: Returning a value in a function without a return type')
CheckScriptFailure(['def Func()', 'return "a"', 'enddef', 'defcompile'], 'E1096: Returning a value in a function without a return type')
CheckScriptFailure(['def Func(): number', 'return', 'enddef', 'defcompile'], 'E1003:')