The new client implementation supports concurrent requests, subscriptions and replaces the various ad hoc RPC clients throughout go-ethereum.
		
			
				
	
	
		
			67 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			67 lines
		
	
	
		
			2.2 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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| 
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| package rpc
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| 
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| import "fmt"
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| 
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| // request is for an unknown service
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| type methodNotFoundError struct {
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| 	service string
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| 	method  string
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| }
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| 
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| func (e *methodNotFoundError) ErrorCode() int { return -32601 }
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| 
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| func (e *methodNotFoundError) Error() string {
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| 	return fmt.Sprintf("The method %s%s%s does not exist/is not available", e.service, serviceMethodSeparator, e.method)
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| }
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| 
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| // received message isn't a valid request
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| type invalidRequestError struct{ message string }
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| 
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| func (e *invalidRequestError) ErrorCode() int { return -32600 }
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| 
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| func (e *invalidRequestError) Error() string { return e.message }
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| 
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| // received message is invalid
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| type invalidMessageError struct{ message string }
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| 
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| func (e *invalidMessageError) ErrorCode() int { return -32700 }
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| 
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| func (e *invalidMessageError) Error() string { return e.message }
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| 
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| // unable to decode supplied params, or an invalid number of parameters
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| type invalidParamsError struct{ message string }
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| 
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| func (e *invalidParamsError) ErrorCode() int { return -32602 }
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| 
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| func (e *invalidParamsError) Error() string { return e.message }
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| 
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| // logic error, callback returned an error
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| type callbackError struct{ message string }
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| 
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| func (e *callbackError) ErrorCode() int { return -32000 }
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| 
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| func (e *callbackError) Error() string { return e.message }
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| 
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| // issued when a request is received after the server is issued to stop.
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| type shutdownError struct{}
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| 
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| func (e *shutdownError) ErrorCode() int { return -32000 }
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| 
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| func (e *shutdownError) Error() string { return "server is shutting down" }
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