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parser: fix formating fn with variadic argument (#15900)

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yuyi 2022-09-28 15:55:36 +08:00 committed by GitHub
parent 66249b8c45
commit be6741195d
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3 changed files with 7 additions and 1 deletions
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3
vlib/v/fmt/tests/fn_with_variadic_arg_expected.vv Normal file
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@ -0,0 +1,3 @@
fn abc(a ...int) {}
fn main() {}

3
vlib/v/fmt/tests/fn_with_variadic_arg_input.vv Normal file
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@ -0,0 +1,3 @@
fn abc(a ...int, ) {}
fn main() {}

2
vlib/v/parser/fn.v
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@ -971,7 +971,7 @@ fn (mut p Parser) fn_args() ([]ast.Param, bool, bool) {
type_pos: type_pos[i] type_pos: type_pos[i]
} }
// if typ.typ.kind == .variadic && p.tok.kind == .comma { // if typ.typ.kind == .variadic && p.tok.kind == .comma {
if is_variadic && p.tok.kind == .comma { if is_variadic && p.tok.kind == .comma && p.peek_tok.kind != .rpar {
p.error_with_pos('cannot use ...(variadic) with non-final parameter $arg_name', p.error_with_pos('cannot use ...(variadic) with non-final parameter $arg_name',
arg_pos[i]) arg_pos[i])
return []ast.Param{}, false, false return []ast.Param{}, false, false