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ast, checker, parser: add enum type pos (#17112)

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Swastik Baranwal 2023-01-26 01:29:28 +05:30 committed by GitHub
parent 6bb930591e
commit e32ed368ca
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4 changed files with 11 additions and 7 deletions
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1
vlib/v/ast/ast.v
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@ -1176,6 +1176,7 @@ pub:
fields []EnumField // all the enum fields
attrs []Attr // attributes of enum declaration
typ Type // the default is `int`; can be changed by `enum Big as u64 { a = 5 }`
typ_pos token.Pos
pos token.Pos
}

2
vlib/v/checker/checker.v
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@ -1579,7 +1579,7 @@ fn (mut c Checker) enum_decl(mut node ast.EnumDecl) {
}
else {
c.error('`${senum_type}` is not one of `i8`,`i16`,`int`,`i64`,`u8`,`u16`,`u32`,`u64`',
node.pos)
node.typ_pos)
}
}
if enum_imin > 0 {

4
vlib/v/checker/tests/enum_field_value_overflow.out
View File

@ -5,11 +5,11 @@ vlib/v/checker/tests/enum_field_value_overflow.vv:3:10: error: enum value `21474
| ~~~~~~~~~~
4 | blue
5 | }
vlib/v/checker/tests/enum_field_value_overflow.vv:7:1: error: `string` is not one of `i8`,`i16`,`int`,`i64`,`u8`,`u16`,`u32`,`u64`
vlib/v/checker/tests/enum_field_value_overflow.vv:7:21: error: `string` is not one of `i8`,`i16`,`int`,`i64`,`u8`,`u16`,`u32`,`u64`
5 | }
6 |
7 | enum ColorString as string {
| ~~~~~~~~~~~~~~~~
| ~~~~~~
8 | red
9 | green = 'abc'
vlib/v/checker/tests/enum_field_value_overflow.vv:9:10: error: the default value for an enum has to be an integer

3
vlib/v/parser/parser.v
View File

@ -3774,8 +3774,10 @@ fn (mut p Parser) enum_decl() ast.EnumDecl {
}
name := p.prepend_mod(enum_name)
mut enum_type := ast.int_type
mut typ_pos := token.Pos{}
if p.tok.kind == .key_as {
p.next()
typ_pos = p.tok.pos()
enum_type = p.parse_type()
}
p.check(.lcbr)
@ -3856,6 +3858,7 @@ fn (mut p Parser) enum_decl() ast.EnumDecl {
enum_decl := ast.EnumDecl{
name: name
typ: enum_type
typ_pos: typ_pos
is_pub: is_pub
is_flag: is_flag
is_multi_allowed: is_multi_allowed