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fixed checking first bit for parsing int output

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This commit is contained in:
Marek Kotewicz 2015-01-16 16:40:26 +01:00
parent 774e9d24a1
commit a1c0bb68dd
4 changed files with 13 additions and 7 deletions
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7
dist/ethereum.js vendored
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@ -90,7 +90,7 @@ var setupInputTypes = function () {
/// Formats input value to byte representation of int
/// If value is negative, return it's two's complement
/// If the value is floating point, it rounds it down
/// If the value is floating point, round it down
/// @returns right-aligned byte representation of int
var formatInt = function (value) {
var padding = 32 * 2;
@ -178,12 +178,15 @@ var setupOutputTypes = function () {
var formatInt = function (value) {
// check if it's negative number
// it it is, return two's complement
if (value.substr(0, 1).toLowerCase() === 'f') {
var firstBit = new BigNumber(value.substr(0, 1), 16).toString(2).substr(0, 1);
if (firstBit === '1') {
return new BigNumber(value, 16).minus(new BigNumber('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 16)).minus(1);
}
return new BigNumber(value, 16);
};
/// Formats big right-aligned input bytes to uint
/// @returns right-aligned input bytes formatted to uint
var formatUInt = function (value) {
return new BigNumber(value, 16);
};

4
dist/ethereum.js.map vendored
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File diff suppressed because one or more lines are too long

2
dist/ethereum.min.js vendored
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File diff suppressed because one or more lines are too long

7
lib/abi.js
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@ -89,7 +89,7 @@ var setupInputTypes = function () {
/// Formats input value to byte representation of int
/// If value is negative, return it's two's complement
/// If the value is floating point, it rounds it down
/// If the value is floating point, round it down
/// @returns right-aligned byte representation of int
var formatInt = function (value) {
var padding = 32 * 2;
@ -177,12 +177,15 @@ var setupOutputTypes = function () {
var formatInt = function (value) {
// check if it's negative number
// it it is, return two's complement
if (value.substr(0, 1).toLowerCase() === 'f') {
var firstBit = new BigNumber(value.substr(0, 1), 16).toString(2).substr(0, 1);
if (firstBit === '1') {
return new BigNumber(value, 16).minus(new BigNumber('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 16)).minus(1);
}
return new BigNumber(value, 16);
};
/// Formats big right-aligned input bytes to uint
/// @returns right-aligned input bytes formatted to uint
var formatUInt = function (value) {
return new BigNumber(value, 16);
};