54 lines
1 KiB
Go
54 lines
1 KiB
Go
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package event
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import (
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/pkg/errors"
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)
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// Parser is a function that constructs Event
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// from the StackItem list.
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type Parser func([]smartcontract.Parameter) (Event, error)
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// ParserInfo is a structure that groups
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// the parameters of particular contract
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// notification event parser.
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type ParserInfo struct {
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scriptHashWithType
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p Parser
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}
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type wrongPrmNumber struct {
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exp, act int
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}
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// WrongNumberOfParameters returns an error about wrong number of smart contract parameters.
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func WrongNumberOfParameters(exp, act int) error {
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return &wrongPrmNumber{
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exp: exp,
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act: act,
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}
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}
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func (s wrongPrmNumber) Error() string {
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return errors.Errorf("wrong parameter count: expected %d, has %d", s.exp, s.act).Error()
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}
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// SetParser is an event parser setter.
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func (s *ParserInfo) SetParser(v Parser) {
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s.p = v
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}
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func (s ParserInfo) parser() Parser {
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return s.p
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}
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// SetType is an event type setter.
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func (s *ParserInfo) SetType(v Type) {
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s.typ = v
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}
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func (s ParserInfo) getType() Type {
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return s.typ
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}
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