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type strings through the reflection library.

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R=rsc
DELTA=187  (107 added, 28 deleted, 52 changed)
OCL=18510
CL=18510
This commit is contained in:
Rob Pike 2008-11-04 22:54:11 -08:00
parent 69e26bf28d
commit a45f947c34
3 changed files with 146 additions and 67 deletions
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61
src/lib/reflect/value.go
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@ -11,34 +11,8 @@ import (
"reflect";
)
type Addr uint64 // TODO: where are ptrint/intptr etc?
export type Value interface {
Kind() int;
Type() Type;
}
// Common fields and functionality for all values
type Common struct {
kind int;
typ Type;
addr Addr;
}
func (c *Common) Kind() int {
return c.kind
}
func (c *Common) Type() Type {
return c.typ
}
func NewValueAddr(typ Type, addr Addr) Value
type Creator *(typ Type, addr Addr) Value
// Conversion functions, implemented in assembler
func AddrToPtrAddr(Addr) *Addr
func AddrToPtrInt(Addr) *int
@ -60,6 +34,39 @@ func AddrToPtrFloat80(Addr) *float80
func AddrToPtrString(Addr) *string
func AddrToPtrBool(Addr) *bool
export type Empty interface {} // TODO(r): Delete when no longer needed?
export type Value interface {
Kind() int;
Type() Type;
Unreflect() Empty;
}
// Common fields and functionality for all values
type Common struct {
kind int;
typ Type;
addr Addr;
}
func (c *Common) Kind() int {
return c.kind
}
func (c *Common) Type() Type {
return c.typ
}
func (c *Common) Unreflect() Empty {
return sys.unreflect(*AddrToPtrAddr(c.addr), c.typ.String());
}
func NewValueAddr(typ Type, addr Addr) Value
type Creator *(typ Type, addr Addr) Value
// -- Missing
export type MissingValue interface {
@ -743,8 +750,6 @@ export func NewInitValue(typ Type) Value {
return NewValueAddr(typ, PtrUint8ToAddr(&data[0]));
}
export type Empty interface {}
export func NewValue(e Empty) Value {
value, typestring := sys.reflect(e);
typ := ParseTypeString("", typestring);