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46 lines
1.5 KiB
Go
46 lines
1.5 KiB
Go
/*
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Package util contains some special useful functions that are provided by compiler and VM.
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*/
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package util
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import (
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"github.com/nspcc-dev/neo-go/pkg/interop/neogointernal"
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)
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// Abort terminates current execution, unlike exception throwing with panic() it
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// can't be recovered from.
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func Abort() {
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neogointernal.Opcode0NoReturn("ABORT")
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}
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// AbortMsg terminates current execution with the specified message. Unlike
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// exception throwing with panic() it can't be recovered from.
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func AbortMsg(msg string) {
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neogointernal.Opcode1NoReturn("ABORTMSG", msg)
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}
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// Assert terminates current execution if the condition specified is false. Unlike
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// exception throwing with panic() it can't be recovered from.
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func Assert(ok bool) {
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neogointernal.Opcode1NoReturn("ASSERT", ok)
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}
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// AssertMsg terminates current execution with the specified message if the
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// condition specified is false. Unlike exception throwing with panic() it can't
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// be recovered from.
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func AssertMsg(ok bool, msg string) {
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neogointernal.Opcode2NoReturn("ASSERTMSG", ok, msg)
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}
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// Equals compares a with b and will return true when a and b are equal. It's
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// implemented as an EQUAL VM opcode, so the rules of comparison are those
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// of EQUAL.
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func Equals(a, b any) bool {
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return neogointernal.Opcode2("EQUAL", a, b).(bool)
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}
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// Remove removes element with index i from slice.
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// This is done in place and slice must have type other than `[]byte`.
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func Remove(slice any, i int) {
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neogointernal.Opcode2NoReturn("REMOVE", slice, i)
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}
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