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we in era3 boys; overhauled expression system, and variables are now in maps

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This commit is contained in:
Neemek 2026-07-09 23:10:49 +02:00
parent bf29e6c3dd
commit 43e450c207
Signed by: neemek
GPG key ID: 84FFE4D7D40AB25E
14 changed files with 945 additions and 452 deletions
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43
core/values.go
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@ -610,7 +610,7 @@ func (v *FunctionValue) Type() ValueType {
}
func (v *FunctionValue) String() string {
return fmt.Sprintf("<function name=%s>", v.Name)
return fmt.Sprintf("<function name=%s block=%p>", v.Name, v.Chunk)
}
func (v *FunctionValue) DebugString() string {
@ -619,7 +619,6 @@ func (v *FunctionValue) DebugString() string {
func (v *FunctionValue) Equals(other Value) bool {
return other.Type() == FunctionValueType &&
v.Name == other.(*FunctionValue).Name &&
v.Chunk == other.(*FunctionValue).Chunk
}
@ -675,43 +674,3 @@ func (v *BuiltinFunctionValue) Clone() Value {
v.Constant,
}
}
// VariableValue a value wrapper for variables kept on the stack
type VariableValue struct {
name string
value Value
scope Pos
}
func (v *VariableValue) Type() ValueType {
return VariableValueType
}
func (v *VariableValue) String() string {
return fmt.Sprintf("<variable name=%s value=%s scope=%d>", v.name, v.value, v.scope)
// variables should not be accessed on the stack; normal values should be pushed and popped predictably
//panic("tried getting string value of a unreachable value")
}
func (v *VariableValue) DebugString() string {
return v.String()
}
func (v *VariableValue) Equals(other Value) bool {
return other.Type() == VariableValueType &&
v.name == other.(*VariableValue).name &&
v.value.Equals(other.(*VariableValue).value)
}
func (v *VariableValue) Get(_ string) (Value, error) {
return nil, errors.New("variables have no properties")
}
func (v *VariableValue) Clone() Value {
return &VariableValue{
v.name,
v.value.Clone(),
v.scope,
}
}