30 lines
		
	
	
		
			533 B
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			533 B
		
	
	
	
		
			Go
		
	
	
	
	
	
| package api
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| 
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| import (
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| 	"encoding/json"
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| 
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| 	"github.com/ethereum/go-ethereum/rpc/shared"
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| )
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| 
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| type Sha3Args struct {
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| 	Data string
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| }
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| 
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| func (args *Sha3Args) UnmarshalJSON(b []byte) (err error) {
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| 	var obj []interface{}
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| 	if err := json.Unmarshal(b, &obj); err != nil {
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| 		return shared.NewDecodeParamError(err.Error())
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| 	}
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| 
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| 	if len(obj) < 1 {
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| 		return shared.NewInsufficientParamsError(len(obj), 1)
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| 	}
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| 
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| 	argstr, ok := obj[0].(string)
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| 	if !ok {
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| 		return shared.NewInvalidTypeError("data", "is not a string")
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| 	}
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| 	args.Data = argstr
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| 	return nil
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| }
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