40 lines
1.2 KiB
Go
40 lines
1.2 KiB
Go
package common
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import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
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var (
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// ErrAlphabetWitnessFailed appears when method must be
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// called by Alphabet but was not.
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ErrAlphabetWitnessFailed = "alphabet witness check failed"
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// ErrOwnerWitnessFailed appears when method must be called
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// by owner of some assets but was not.
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ErrOwnerWitnessFailed = "owner witness check failed"
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// ErrWitnessFailed appears when method must be called
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// using certain public key but was not.
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ErrWitnessFailed = "witness check failed"
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)
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// CheckAlphabetWitness checks witness of the passed caller.
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// Panics with ErrAlphabetWitnessFailed message on fail.
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func CheckAlphabetWitness(caller []byte) {
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checkWitnessWithPanic(caller, ErrAlphabetWitnessFailed)
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}
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// CheckOwnerWitness checks witness of the passed caller.
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// Panics with ErrOwnerWitnessFailed message on fail.
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func CheckOwnerWitness(caller []byte) {
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checkWitnessWithPanic(caller, ErrOwnerWitnessFailed)
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}
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// CheckWitness checks witness of the passed caller.
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// Panics with ErrWitnessFailed message on fail.
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func CheckWitness(caller []byte) {
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checkWitnessWithPanic(caller, ErrWitnessFailed)
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}
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func checkWitnessWithPanic(caller []byte, panicMsg string) {
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if !runtime.CheckWitness(caller) {
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panic(panicMsg)
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}
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}
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