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52 lines
1.4 KiB
Go
52 lines
1.4 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package abi
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import (
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"encoding/json"
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"fmt"
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)
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// Argument holds the name of the argument and the corresponding type.
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// Types are used when packing and testing arguments.
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type Argument struct {
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Name string
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Type Type
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Indexed bool // indexed is only used by events
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}
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func (a *Argument) UnmarshalJSON(data []byte) error {
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var extarg struct {
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Name string
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Type string
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Indexed bool
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}
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err := json.Unmarshal(data, &extarg)
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if err != nil {
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return fmt.Errorf("argument json err: %v", err)
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}
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a.Type, err = NewType(extarg.Type)
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if err != nil {
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return err
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}
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a.Name = extarg.Name
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a.Indexed = extarg.Indexed
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return nil
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}
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