From b3e7caada733c9a8a061dfa0d6ccc19b4ce1e0c8 Mon Sep 17 00:00:00 2001 From: vub Date: Sun, 1 Dec 2013 22:27:13 -0500 Subject: [PATCH] Removed useless functions from util --- src/util.js | 71 ----------------------------------------------------- 1 file changed, 71 deletions(-) diff --git a/src/util.js b/src/util.js index 1a864f0..1c84adb 100644 --- a/src/util.js +++ b/src/util.js @@ -10,18 +10,6 @@ module.exports = { return Object.prototype.toString.call(o) === '[object Array]'; }, - /** - * Create an array of a certain length filled with a specific value. - */ - makeFilledArray: function (len, val) - { - var array = []; - var i = 0; - while (i < len) { - array[i++] = val; - } - return array; - }, /** * Create a byte array representing a number with the given length */ @@ -53,65 +41,6 @@ module.exports = { else return [253].concat(m.numToBytes(num,8)); }, - /** - * Parse a Bitcoin value byte array, returning a BigInteger. - */ - valueToBigInt: function (valueBuffer) - { - if (valueBuffer instanceof BigInteger) return valueBuffer; - - // Prepend zero byte to prevent interpretation as negative integer - return BigInteger.fromByteArrayUnsigned(valueBuffer); - }, - - /** - * Format a Bitcoin value as a string. - * - * Takes a Number, BigInteger or byte-array and returns that amount of Bitcoins in a - * nice standard formatting. - * - * Examples: - * 12.3555 - * 0.1234 - * 900.99998888 - * 34.00 - */ - formatValue: function (value) { - if (typeof value == 'number') { - value = value/100000000; - // at least two decimal places - return Math.floor(value*10)==value*10 ? value.toFixed(2) : ''+value; - } else { - value = module.exports.valueToBigInt(value).toString(); - var integerPart = value.length > 8 ? value.substr(0, value.length-8) : '0'; - var decimalPart = value.length > 8 ? value.substr(value.length-8) : value; - while (decimalPart.length < 8) decimalPart = "0"+decimalPart; - decimalPart = decimalPart.replace(/0*$/, ''); - while (decimalPart.length < 2) decimalPart += "0"; - return integerPart+"."+decimalPart; - } - }, - - /** - * Parse a floating point string as a Bitcoin value. - * - * Keep in mind that parsing user input is messy. You should always display - * the parsed value back to the user to make sure we understood his input - * correctly. - */ - parseValue: function (valueString) { - // TODO: Detect other number formats (e.g. comma as decimal separator) - var valueComp = valueString.split('.'); - var integralPart = valueComp[0]; - var fractionalPart = valueComp[1] || "0"; - while (fractionalPart.length < 8) fractionalPart += "0"; - fractionalPart = fractionalPart.replace(/^0+/g, ''); - var value = BigInteger.valueOf(parseInt(integralPart)); - value = value.multiply(BigInteger.valueOf(100000000)); - value = value.add(BigInteger.valueOf(parseInt(fractionalPart))); - return value; - }, - bytesToWords: function (bytes) { var words = []; for (var i = 0, b = 0; i < bytes.length; i++, b += 8) {