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patch 9.1.1617: Vim9: some error messages can be improved

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Problem:  Vim9: some error messages can be improved
Solution: Improve error messages when parsing generic function type
          arguments (Yegappan Lakshmanan).

closes: #17957

Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
Yegappan Lakshmanan
2025-08-10 09:15:03 +02:00
committed by Christian Brabandt
parent 57eb1d496b
commit 1434ea03b1
4 changed files with 42 additions and 17 deletions
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20
src/testdir/test_vim9_generics.vim
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@@ -387,6 +387,14 @@ def Test_generic_func_invoke_whitespace_error()
Fn<number,string>()
END
v9.CheckSourceFailure(lines, "E1069: White space required after ',': <number,string>()", 4)
lines =<< trim END
vim9script
def Fn<A>()
enddef
Fn<number> ()
END
v9.CheckSourceFailure(lines, "E1202: No white space allowed after '>': <number> ()", 4)
enddef
def Test_generic_func_typename()
@@ -2211,7 +2219,7 @@ def Test_generic_disassemble_generic_obj_method()
endclass
disassemble Foo.Fn<number, dict<number>
END
v9.CheckScriptFailure(lines, 'E1553: Missing comma after type in generic function: <number, dict<number>', 6)
v9.CheckScriptFailure(lines, "E1554: Missing '>' in generic function: Fn<number, dict<number>", 6)
lines =<< trim END
vim9script
@@ -2229,7 +2237,7 @@ def Test_generic_disassemble_generic_obj_method()
endclass
disassemble Foo.Fn<number,
END
v9.CheckScriptFailure(lines, "E1069: White space required after ','", 6)
v9.CheckScriptFailure(lines, "E1554: Missing '>' in generic function: Fn<number,", 6)
lines =<< trim END
vim9script
@@ -2239,7 +2247,7 @@ def Test_generic_disassemble_generic_obj_method()
endclass
disassemble Foo.Fn<
END
v9.CheckScriptFailure(lines, 'E475: Invalid argument: Foo.Fn<', 6)
v9.CheckScriptFailure(lines, "E1554: Missing '>' in generic function: Fn<", 6)
lines =<< trim END
vim9script
@@ -2339,7 +2347,7 @@ def Test_generic_disassemble_generic_class_method()
endclass
disassemble Foo.Fn<number, dict<number>
END
v9.CheckScriptFailure(lines, 'E1553: Missing comma after type in generic function: <number, dict<number>', 6)
v9.CheckScriptFailure(lines, "E1554: Missing '>' in generic function: Fn<number, dict<number>", 6)
lines =<< trim END
vim9script
@@ -2349,7 +2357,7 @@ def Test_generic_disassemble_generic_class_method()
endclass
disassemble Foo.Fn<number,
END
v9.CheckScriptFailure(lines, "E1069: White space required after ','", 6)
v9.CheckScriptFailure(lines, "E1554: Missing '>' in generic function: Fn<number,", 6)
lines =<< trim END
vim9script
@@ -2359,7 +2367,7 @@ def Test_generic_disassemble_generic_class_method()
endclass
disassemble Foo.Fn<
END
v9.CheckScriptFailure(lines, 'E475: Invalid argument: Foo.Fn<', 6)
v9.CheckScriptFailure(lines, "E1554: Missing '>' in generic function: Fn<", 6)
lines =<< trim END
vim9script