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package scope
type SymbolID struct {
symbolKind SymbolKind
scopeID ScopeID
indexInScope int
}
func (id SymbolID) SymbolKind() SymbolKind {
return id.symbolKind
}
type SymbolKind int
const (
// A variable symbol is bound to a local on the stack.
SymbolKindVariable SymbolKind = iota
)
func (s SymbolKind) String() string {
switch s {
case SymbolKindVariable:
return "variable"
default:
panic("unknown symbol kind")
}
}
type Symbol[D SymbolData] struct {
name string
data D
}
func (s Symbol[D]) Data() D {
return s.data
}
type SymbolData interface {
SymbolVariable
}
type SymbolVariable struct {
localIndex int
}
func (sv SymbolVariable) LocalIndex() int {
return sv.localIndex
}
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