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Use dot notation for enum variants

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This commit is contained in:
pavel 2026-08-27 18:05:28 +02:00
commit 117d188194
13 changed files with 162 additions and 154 deletions
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29
internal/lang/parser.go
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@ -751,7 +751,7 @@ func (p *parser) parseMatch() (Stmt, error) {
if err != nil {
return nil, err
}
if _, err := p.expect(tokenDoubleColon, "expected '::' in match case"); err != nil {
if _, err := p.expect(tokenDot, "expected '.' in match case"); err != nil {
return nil, err
}
variant, err := p.expect(tokenIdent, "expected variant name")
@ -813,7 +813,7 @@ func (p *parser) parseMatchExpr() (Expr, error) {
if err != nil {
return nil, err
}
if _, err := p.expect(tokenDoubleColon, "expected '::' in match case"); err != nil {
if _, err := p.expect(tokenDot, "expected '.' in match case"); err != nil {
return nil, err
}
variant, err := p.expect(tokenIdent, "expected variant name")
@ -1029,31 +1029,6 @@ func (p *parser) parsePrefix() (Expr, error) {
tok := p.advance()
switch tok.kind {
case tokenIdent:
if p.match(tokenDoubleColon) {
variant, err := p.expect(tokenIdent, "expected enum variant")
if err != nil {
return nil, err
}
var values []Expr
if p.match(tokenLParen) {
if !p.check(tokenRParen) {
for {
value, err := p.parseExpr(0)
if err != nil {
return nil, err
}
values = append(values, value)
if !p.match(tokenComma) {
break
}
}
}
if _, err := p.expect(tokenRParen, "expected ')' after variant values"); err != nil {
return nil, err
}
}
return p.parsePostfix(EnumVariantExpr{EnumName: tok.lexeme, VariantName: variant.lexeme, Values: values})
}
return p.parsePostfix(IdentExpr{Name: tok.lexeme})
case tokenInt:
return IntExpr{Value: tok.lexeme}, nil