40 lines
807 B
Go
40 lines
807 B
Go
package bind
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import (
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"aego/core/curve"
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"aego/script/abi"
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"aego/script/vm"
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)
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type CurveSource interface {
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CurveOf(v vm.Value) (*curve.Curve, error)
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}
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type Curve struct {
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v vm.Value
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m *vm.Machine
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}
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var errNilCurve = &vm.Fault{Code: vm.CodeNil, Message: "curve reference is nil or its owner is gone"}
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func (c Curve) IsZero() bool {
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return c.v.IsZero()
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}
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func (c Curve) Resolve() (*curve.Curve, error) {
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if c.v.IsZero() || c.m == nil {
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return nil, errNilCurve
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}
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src, ok := c.m.Comps.(CurveSource)
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if !ok {
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return nil, errNilCurve
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}
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return src.CurveOf(c.v)
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}
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func curveCodec[T any](c *codec[T]) {
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c.ref = abi.T(abi.Curve)
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c.get = func(m *vm.Machine, w []vm.Value) T { return cast[T](Curve{v: w[0], m: m}) }
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c.put = func(_ *vm.Machine, w []vm.Value, v T) { w[0] = cast[Curve](v).v }
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}
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