/*!
* scripterror.js - script error for bcoin
* Copyright (c) 2014-2017, Christopher Jeffrey (MIT License).
* https://github.com/bcoin-org/bcoin
*/
'use strict';
/**
* Script Error
* An error thrown from the scripting system,
* potentially pertaining to Script execution.
* @alias module:script.ScriptError
* @extends Error
* @property {String} message - Error message.
* @property {String} code - Original code passed in.
* @property {Number} op - Opcode.
* @property {Number} ip - Instruction pointer.
*/
class ScriptError extends Error {
/**
* Create an error.
* @constructor
* @param {String} code - Error code.
* @param {Opcode} op - Opcode.
* @param {Number?} ip - Instruction pointer.
*/
constructor(code, op, ip) {
super();
this.type = 'ScriptError';
this.code = code;
this.message = code;
this.op = -1;
this.ip = -1;
if (typeof op === 'string') {
this.message = op;
} else if (op) {
this.message = `${code} (op=${op.toSymbol()}, ip=${ip})`;
this.op = op.value;
this.ip = ip;
}
if (Error.captureStackTrace)
Error.captureStackTrace(this, ScriptError);
}
}
/*
* Expose
*/
module.exports = ScriptError;