56 lines
1.4 KiB
JavaScript
56 lines
1.4 KiB
JavaScript
/**
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* @author SamueleFacenda [samuele.facenda@gmail.com]
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* @copyright Crown Copyright 2022
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* @license Apache-2.0
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*/
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import Operation from "../Operation.mjs";
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import OperationError from "../errors/OperationError.mjs";
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/**
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* toPythonString operation
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*/
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class ToPythonString extends Operation {
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/**
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* ToPythonString constructor
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*/
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constructor() {
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super();
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this.name = "To Python String";
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this.module = "Default";
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this.description = "Convert any byte array to python string or byte string";
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this.infoURL = "";
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this.inputType = "byteArray";
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this.outputType = "string";
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this.args = [];
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}
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/**
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* convert a single byte to his string representation
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* @param {int} value
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* @returns {string}
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*/
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toPyChar(value){
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//check if it's a standard ascii value and return the corresponding char or format it as a hex value with the \x prefix
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if(32 <= value && value <= 126)
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return String.fromCharCode(value)
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else
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return "\\x" + value.toString(16).padStart(2, "0")
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}
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/**
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* @param {byteArray} input
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* @param {Object[]} args
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* @returns {string}
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*/
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run(input, args) {
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//format the converted string as a python byte string
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return 'b"' + input.map(this.toPyChar).join("") + '"';
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}
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}
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export default ToPythonString;
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