forked from TrueCloudLab/frostfs-node
[#907] morph/event: Implement Op to string converter
Implement `StringFromOpcode` function that tries to retrieve `string` to `Op`. Add a comment about neo-go source code that is used for implementation of converters. Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
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@ -25,6 +25,8 @@ func (o Op) Param() []byte {
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return o.param
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}
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// Below are the functions which reverse the results of github.com/nspcc-dev/neo-go/pkg/vm/emit.Array function.
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// BytesFromOpcode tries to retrieve bytes from Op.
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func BytesFromOpcode(op Op) ([]byte, error) {
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switch code := op.Code(); code {
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@ -48,3 +50,10 @@ func IntFromOpcode(op Op) (int64, error) {
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return 0, fmt.Errorf("unexpected INT opcode %s", code)
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}
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}
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// StringFromOpcode tries to retrieve string from Op.
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func StringFromOpcode(op Op) (string, error) {
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// strings are emitted like bytes
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data, err := BytesFromOpcode(op)
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return string(data), err
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}
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