types

package
v0.0.0-...-cd7e48c Latest Latest
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 Go to latest Published: Aug 16, 2025 License: MIT Imports: 4 Imported by: 0

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Constants

This section is empty.

Variables

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var (
	BoolType = TypeInfo{
		Kind: KindBool,
		Name: "bool",
		Size: 1,
	}

	IntType = TypeInfo{
		Kind: KindInt64,
		Name: "int",
		Size: 8,
	}

	FloatType = TypeInfo{
		Kind: KindFloat64,
		Name: "float",
		Size: 8,
	}

	StringType = TypeInfo{
		Kind: KindString,
		Name: "string",
		Size: -1,
	}

	NilType = TypeInfo{
		Kind: KindNil,
		Name: "nil",
		Size: 0,
	}
)

Predefined type info instances

Functions

func CanConvert 

func CanConvert(sourceType, targetType TypeInfo) bool

CanConvert returns true if a value can be converted to the target type

func ConvertToGo 

func ConvertToGo(value Value) interface{}

ConvertToGo converts a Value to a native Go value

Types

type BoolValue 

type BoolValue struct {
	// contains filtered or unexported fields
}

BoolValue represents a boolean value

func NewBool 

func NewBool(v bool) *BoolValue

func (*BoolValue) Equal 

func (b *BoolValue) Equal(other Value) bool

func (*BoolValue) Hash 

func (b *BoolValue) Hash() uint64

func (*BoolValue) String 

func (b *BoolValue) String() string

func (*BoolValue) Type 

func (b *BoolValue) Type() TypeInfo

func (*BoolValue) Value 

func (b *BoolValue) Value() bool

type FieldInfo 

type FieldInfo struct {
	Name   string
	Type   TypeInfo
	Index  int
	Offset int
}

FieldInfo contains information about a field

type FloatValue 

type FloatValue struct {
	// contains filtered or unexported fields
}

FloatValue represents a floating-point value (float64)

func NewFloat 

func NewFloat(v float64) *FloatValue

func (*FloatValue) Equal 

func (f *FloatValue) Equal(other Value) bool

func (*FloatValue) Hash 

func (f *FloatValue) Hash() uint64

func (*FloatValue) String 

func (f *FloatValue) String() string

func (*FloatValue) Type 

func (f *FloatValue) Type() TypeInfo

func (*FloatValue) Value 

func (f *FloatValue) Value() float64

type FuncValue 

type FuncValue struct {
	// contains filtered or unexported fields
}

FuncValue represents a function/lambda value

func NewFunc 

func NewFunc(parameters []string, body interface{}, closure map[string]Value, name string) *FuncValue

func (*FuncValue) Body 

func (f *FuncValue) Body() interface{}

func (*FuncValue) Closure 

func (f *FuncValue) Closure() map[string]Value

func (*FuncValue) Equal 

func (f *FuncValue) Equal(other Value) bool

func (*FuncValue) Hash 

func (f *FuncValue) Hash() uint64

func (*FuncValue) Name 

func (f *FuncValue) Name() string

func (*FuncValue) Parameters 

func (f *FuncValue) Parameters() []string

func (*FuncValue) String 

func (f *FuncValue) String() string

func (*FuncValue) Type 

func (f *FuncValue) Type() TypeInfo

type IntValue 

type IntValue struct {
	// contains filtered or unexported fields
}

IntValue represents an integer value (int64)

func NewInt 

func NewInt(v int64) *IntValue

func (*IntValue) Equal 

func (i *IntValue) Equal(other Value) bool

func (*IntValue) Hash 

func (i *IntValue) Hash() uint64

func (*IntValue) String 

func (i *IntValue) String() string

func (*IntValue) Type 

func (i *IntValue) Type() TypeInfo

func (*IntValue) Value 

func (i *IntValue) Value() int64

type MapValue 

type MapValue struct {
	// contains filtered or unexported fields
}

MapValue represents a map value

func NewMap 

func NewMap(values map[string]Value, keyType, valType TypeInfo) *MapValue

func (*MapValue) Equal 

func (m *MapValue) Equal(other Value) bool

func (*MapValue) Get 

func (m *MapValue) Get(key string) (Value, bool)

Get returns the value for a key and whether the key exists

func (*MapValue) Has 

func (m *MapValue) Has(key string) bool

func (*MapValue) Hash 

func (m *MapValue) Hash() uint64

func (*MapValue) Keys 

func (m *MapValue) Keys() []string

Keys returns all keys in the map

func (*MapValue) Len 

func (m *MapValue) Len() int

func (*MapValue) String 

func (m *MapValue) String() string

func (*MapValue) Type 

func (m *MapValue) Type() TypeInfo

func (*MapValue) ValueType 

func (m *MapValue) ValueType() TypeInfo

ValueType returns the value type of the map

func (*MapValue) Values 

func (m *MapValue) Values() map[string]Value

type MethodInfo 

type MethodInfo struct {
	Name     string
	Params   []TypeInfo
	Returns  []TypeInfo
	Variadic bool
}

MethodInfo contains information about a method

type NilValue 

type NilValue struct{}

NilValue represents a nil/null value

func NewNil 

func NewNil() *NilValue

func (*NilValue) Equal 

func (n *NilValue) Equal(other Value) bool

func (*NilValue) Hash 

func (n *NilValue) Hash() uint64

func (*NilValue) String 

func (n *NilValue) String() string

func (*NilValue) Type 

func (n *NilValue) Type() TypeInfo

type OptimizedValue 

type OptimizedValue struct {
	Type      ValueType
	IntVal    int64
	FloatVal  float64
	StringVal string
	BoolVal   bool

	// For complex types, we use a pointer to avoid copying large data
	ComplexVal unsafe.Pointer
}

OptimizedValue is a union type that eliminates interface overhead This is the P0 optimization suggested in PERFORMANCE_SUMMARY.md

func AddOptimized 

func AddOptimized(left, right *OptimizedValue) (OptimizedValue, error)

AddOptimized performs optimized addition for union types

func CompareOptimized 

func CompareOptimized(left, right *OptimizedValue, op string) (OptimizedValue, error)

CompareOptimized performs optimized comparison for union types

func NewOptimizedBool 

func NewOptimizedBool(v bool) OptimizedValue

NewOptimizedBool creates an optimized boolean value

func NewOptimizedFloat 

func NewOptimizedFloat(v float64) OptimizedValue

NewOptimizedFloat creates an optimized float value

func NewOptimizedInt 

func NewOptimizedInt(v int64) OptimizedValue

NewOptimizedInt creates an optimized integer value

func NewOptimizedNil 

func NewOptimizedNil() OptimizedValue

NewOptimizedNil creates an optimized nil value

func NewOptimizedString 

func NewOptimizedString(v string) OptimizedValue

NewOptimizedString creates an optimized string value

func (*OptimizedValue) Equal 

func (v *OptimizedValue) Equal(other *OptimizedValue) bool

Equal compares two optimized values for equality

func (*OptimizedValue) GetBool 

func (v *OptimizedValue) GetBool() bool

GetBool returns the boolean value (assumes IsBool() is true)

func (*OptimizedValue) GetFloat 

func (v *OptimizedValue) GetFloat() float64

GetFloat returns the float value (assumes IsFloat() is true)

func (*OptimizedValue) GetInt 

func (v *OptimizedValue) GetInt() int64

GetInt returns the integer value (assumes IsInt() is true)

func (*OptimizedValue) GetString 

func (v *OptimizedValue) GetString() string

GetString returns the string value (assumes IsString() is true)

func (*OptimizedValue) GetType 

func (v *OptimizedValue) GetType() TypeInfo

GetType returns the TypeInfo for this value

func (*OptimizedValue) Hash 

func (v *OptimizedValue) Hash() uint64

Hash returns a hash value for this value

func (*OptimizedValue) IsBool 

func (v *OptimizedValue) IsBool() bool

IsBool returns true if this is a boolean value

func (*OptimizedValue) IsFloat 

func (v *OptimizedValue) IsFloat() bool

IsFloat returns true if this is a float value

func (*OptimizedValue) IsInt 

func (v *OptimizedValue) IsInt() bool

IsInt returns true if this is an integer value

func (*OptimizedValue) IsNil 

func (v *OptimizedValue) IsNil() bool

IsNil returns true if this is a nil value

func (*OptimizedValue) IsNumeric 

func (v *OptimizedValue) IsNumeric() bool

IsNumeric returns true if this value is numeric (int or float)

func (*OptimizedValue) IsString 

func (v *OptimizedValue) IsString() bool

IsString returns true if this is a string value

func (*OptimizedValue) String 

func (v *OptimizedValue) String() string

String returns string representation

func (*OptimizedValue) ToBool 

func (v *OptimizedValue) ToBool() bool

ToBool converts an optimized value to boolean for truthiness testing

func (*OptimizedValue) ToFloat64 

func (v *OptimizedValue) ToFloat64() (float64, bool)

ToFloat64 converts numeric values to float64

func (*OptimizedValue) ToInt64 

func (v *OptimizedValue) ToInt64() (int64, bool)

ToInt64 converts numeric values to int64

type PlaceholderExprValue 

type PlaceholderExprValue struct {
	// contains filtered or unexported fields
}

PlaceholderExprValue represents a compiled placeholder expression that can be evaluated later

func NewPlaceholderExpr 

func NewPlaceholderExpr(instructions []byte, constants []Value, operator string, operand Value) *PlaceholderExprValue

func (*PlaceholderExprValue) Constants 

func (p *PlaceholderExprValue) Constants() []Value

func (*PlaceholderExprValue) Equal 

func (p *PlaceholderExprValue) Equal(other Value) bool

func (*PlaceholderExprValue) Hash 

func (p *PlaceholderExprValue) Hash() uint64

func (*PlaceholderExprValue) Instructions 

func (p *PlaceholderExprValue) Instructions() []byte

func (*PlaceholderExprValue) Operand 

func (p *PlaceholderExprValue) Operand() Value

func (*PlaceholderExprValue) Operator 

func (p *PlaceholderExprValue) Operator() string

func (*PlaceholderExprValue) String 

func (p *PlaceholderExprValue) String() string

func (*PlaceholderExprValue) Type 

func (p *PlaceholderExprValue) Type() TypeInfo

type SliceValue 

type SliceValue struct {
	// contains filtered or unexported fields
}

SliceValue represents a slice/array value

func NewSlice 

func NewSlice(values []Value, elemType TypeInfo) *SliceValue

func (*SliceValue) ElementType 

func (s *SliceValue) ElementType() TypeInfo

ElementType returns the element type of the slice

func (*SliceValue) Equal 

func (s *SliceValue) Equal(other Value) bool

func (*SliceValue) Get 

func (s *SliceValue) Get(index int) Value

func (*SliceValue) Hash 

func (s *SliceValue) Hash() uint64

func (*SliceValue) Len 

func (s *SliceValue) Len() int

func (*SliceValue) String 

func (s *SliceValue) String() string

func (*SliceValue) Type 

func (s *SliceValue) Type() TypeInfo

func (*SliceValue) Values 

func (s *SliceValue) Values() []Value

type StringValue 

type StringValue struct {
	// contains filtered or unexported fields
}

StringValue represents a string value

func NewString 

func NewString(v string) *StringValue

func (*StringValue) Equal 

func (s *StringValue) Equal(other Value) bool

func (*StringValue) Hash 

func (s *StringValue) Hash() uint64

func (*StringValue) String 

func (s *StringValue) String() string

func (*StringValue) Type 

func (s *StringValue) Type() TypeInfo

func (*StringValue) Value 

func (s *StringValue) Value() string

type TypeInfo 

type TypeInfo struct {
	Kind     TypeKind
	Name     string
	Size     int // -1 for variable size
	Methods  []MethodInfo
	Fields   []FieldInfo
	ElemType *TypeInfo // for arrays, slices, pointers
	KeyType  *TypeInfo // for maps
	ValType  *TypeInfo // for maps
}

TypeInfo contains static information about a type

func (TypeInfo) Assignable 

func (t TypeInfo) Assignable(other TypeInfo) bool

Assignable returns true if a value of 'other' type can be assigned to this type

func (TypeInfo) Compatible 

func (t TypeInfo) Compatible(other TypeInfo) bool

Compatible returns true if this type is compatible with another type

func (TypeInfo) IsComparable 

func (t TypeInfo) IsComparable() bool

IsComparable returns true if values of this type can be compared

func (TypeInfo) IsFloat 

func (t TypeInfo) IsFloat() bool

IsFloat returns true if the type is a floating-point type

func (TypeInfo) IsInteger 

func (t TypeInfo) IsInteger() bool

IsInteger returns true if the type is an integer type

func (TypeInfo) IsNumeric 

func (t TypeInfo) IsNumeric() bool

IsNumeric returns true if the type is numeric

func (TypeInfo) IsOrdered 

func (t TypeInfo) IsOrdered() bool

IsOrdered returns true if values of this type can be ordered (support <, >, etc.)

func (TypeInfo) String 

func (t TypeInfo) String() string

String returns the string representation of TypeInfo

type TypeKind 

type TypeKind uint8

TypeKind represents the kind of a type 

const (
	KindBool TypeKind = iota
	KindInt
	KindInt8
	KindInt16
	KindInt32
	KindInt64
	KindUint
	KindUint8
	KindUint16
	KindUint32
	KindUint64
	KindFloat32
	KindFloat64
	KindString
	KindArray
	KindSlice
	KindMap
	KindStruct
	KindInterface
	KindPointer
	KindFunc
	KindNil
	KindUnknown // Added for type inference when type cannot be determined
)

func (TypeKind) String 

func (k TypeKind) String() string

String returns the string representation of TypeKind

type Value 

type Value interface {
	Type() TypeInfo
	String() string
	Equal(other Value) bool
	Hash() uint64
}

Value represents any value that can be processed by expressions

func ConvertFromGo 

func ConvertFromGo(v interface{}) Value

ConvertFromGo converts a native Go value to a Value

func ConvertValue 

func ConvertValue(value Value, targetType TypeInfo) (Value, error)

ConvertValue converts a value from one type to another

type ValueType 

type ValueType uint8

ValueType represents the type of a value in the union 

const (
	TypeBool ValueType = iota
	TypeInt64
	TypeFloat64
	TypeString
	TypeSlice
	TypeMap
	TypeNil
	TypeFunc
	TypePlaceholder
)

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