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insert type assertions when narrowing.

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R=r
OCL=24349
CL=24913
This commit is contained in:
Russ Cox 2009-02-11 17:55:16 -08:00
parent 7cd24361bd
commit 49e2087848
17 changed files with 208 additions and 62 deletions
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132
src/lib/reflect/value.go
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@ -66,9 +66,11 @@ type creatorFn func(typ Type, addr Addr) Value
// -- Missing
type MissingValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
}
type missingValueStruct struct {
@ -82,10 +84,14 @@ func missingCreator(typ Type, addr Addr) Value {
// -- Int
type IntValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() int;
Set(int);
Type() Type;
}
type intValueStruct struct {
@ -107,10 +113,14 @@ func (v *intValueStruct) Set(i int) {
// -- Int8
type Int8Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() int8;
Set(int8);
Type() Type;
}
type int8ValueStruct struct {
@ -132,10 +142,14 @@ func (v *int8ValueStruct) Set(i int8) {
// -- Int16
type Int16Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() int16;
Set(int16);
Type() Type;
}
type int16ValueStruct struct {
@ -157,10 +171,14 @@ func (v *int16ValueStruct) Set(i int16) {
// -- Int32
type Int32Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() int32;
Set(int32);
Type() Type;
}
type int32ValueStruct struct {
@ -182,10 +200,14 @@ func (v *int32ValueStruct) Set(i int32) {
// -- Int64
type Int64Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() int64;
Set(int64);
Type() Type;
}
type int64ValueStruct struct {
@ -207,10 +229,14 @@ func (v *int64ValueStruct) Set(i int64) {
// -- Uint
type UintValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() uint;
Set(uint);
Type() Type;
}
type uintValueStruct struct {
@ -232,10 +258,14 @@ func (v *uintValueStruct) Set(i uint) {
// -- Uint8
type Uint8Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() uint8;
Set(uint8);
Type() Type;
}
type uint8ValueStruct struct {
@ -257,10 +287,14 @@ func (v *uint8ValueStruct) Set(i uint8) {
// -- Uint16
type Uint16Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() uint16;
Set(uint16);
Type() Type;
}
type uint16ValueStruct struct {
@ -282,10 +316,14 @@ func (v *uint16ValueStruct) Set(i uint16) {
// -- Uint32
type Uint32Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() uint32;
Set(uint32);
Type() Type;
}
type uint32ValueStruct struct {
@ -307,10 +345,14 @@ func (v *uint32ValueStruct) Set(i uint32) {
// -- Uint64
type Uint64Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() uint64;
Set(uint64);
Type() Type;
}
type uint64ValueStruct struct {
@ -332,10 +374,14 @@ func (v *uint64ValueStruct) Set(i uint64) {
// -- Uintptr
type UintptrValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() uintptr;
Set(uintptr);
Type() Type;
}
type uintptrValueStruct struct {
@ -357,10 +403,14 @@ func (v *uintptrValueStruct) Set(i uintptr) {
// -- Float
type FloatValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() float;
Set(float);
Type() Type;
}
type floatValueStruct struct {
@ -382,10 +432,14 @@ func (v *floatValueStruct) Set(f float) {
// -- Float32
type Float32Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() float32;
Set(float32);
Type() Type;
}
type float32ValueStruct struct {
@ -407,10 +461,14 @@ func (v *float32ValueStruct) Set(f float32) {
// -- Float64
type Float64Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() float64;
Set(float64);
Type() Type;
}
type float64ValueStruct struct {
@ -432,10 +490,14 @@ func (v *float64ValueStruct) Set(f float64) {
// -- Float80
type Float80Value interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() float80;
Set(float80);
Type() Type;
}
type float80ValueStruct struct {
@ -460,10 +522,14 @@ func (v *Float80ValueStruct) Set(f float80) {
// -- String
type StringValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() string;
Set(string);
Type() Type;
}
type stringValueStruct struct {
@ -485,10 +551,14 @@ func (v *stringValueStruct) Set(s string) {
// -- Bool
type BoolValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() bool;
Set(bool);
Type() Type;
}
type boolValueStruct struct {
@ -510,8 +580,12 @@ func (v *boolValueStruct) Set(b bool) {
// -- Pointer
type PtrValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Sub() Value;
Get() Addr;
SetSub(Value);
@ -547,8 +621,12 @@ func ptrCreator(typ Type, addr Addr) Value {
// Slices and arrays are represented by the same interface.
type ArrayValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
IsSlice() bool;
Len() int;
Cap() int;
@ -681,8 +759,12 @@ func arrayCreator(typ Type, addr Addr) Value {
// -- Map TODO: finish and test
type MapValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Len() int;
Elem(key Value) Value;
}
@ -707,8 +789,11 @@ func (v *mapValueStruct) Elem(key Value) Value {
// -- Chan
type ChanValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
}
type chanValueStruct struct {
@ -722,8 +807,12 @@ func chanCreator(typ Type, addr Addr) Value {
// -- Struct
type StructValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Len() int;
Field(i int) Value;
}
@ -757,8 +846,12 @@ func structCreator(typ Type, addr Addr) Value {
// -- Interface
type InterfaceValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
Get() interface {};
}
@ -777,8 +870,11 @@ func interfaceCreator(typ Type, addr Addr) Value {
// -- Func
type FuncValue interface {
// TODO: Value;
Kind() int;
Type() Type;
Addr() Addr;
Interface() interface {};
}
type funcValueStruct struct {
@ -860,7 +956,7 @@ func NewSliceValue(typ ArrayType, len, cap int) ArrayValue {
array.len = uint32(len);
array.cap = uint32(cap);
return newValueAddr(typ, Addr(array));
return newValueAddr(typ, Addr(array)).(ArrayValue);
}
// Works on both slices and arrays