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Merge commit 'd876522bc0614fea3180a54be57bcb61784b352e' into ethereumjs

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pull/272/merge
Marek Kotewicz 10 years ago
parent 6d02c0d392 2c36d5ff45
commit de4ea8e6f4
8 changed files with 163 additions and 40 deletions
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  1. 39
      dist/ethereum.js
  2. 4
      dist/ethereum.js.map
  3. 2
      dist/ethereum.min.js
  4. 1
      example/balance.html
  5. 4
      gulpfile.js
  6. 37
      lib/abi.js
  7. 3
      package.json
  8. 109
      test/abi.parsers.js

39
dist/ethereum.js vendored
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@ -27,6 +27,8 @@ if ("build" !== 'build') {/*
var web3 = require('./web3'); // jshint ignore:line
*/}
var BigNumber = require('bignumber.js');
// TODO: make these be actually accurate instead of falling back onto JS's doubles.
var hexToDec = function (hex) {
return parseInt(hex, 16).toString();
@ -85,24 +87,26 @@ var namedType = function (name) {
var setupInputTypes = function () {
/// Formats input value to byte representation of int
/// If value is negative, return it's two's complement
/// @returns right-aligned byte representation of int
var formatInt = function (value) {
var padding = 32 * 2;
if (typeof value === 'number') {
if (value < 0) {
// two's complement
// TODO: fix big numbers support
value = ((value) >>> 0).toString(16);
return padLeft(value, padding, 'f');
}
if (value instanceof BigNumber) {
if (value.lessThan(0))
value = new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).plus(value).plus(1).toString(16);
else
value = value.toString(16);
}
else if (typeof value === 'number') {
if (value < 0)
value = new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).plus(value).plus(1).toString(16);
else
value = new BigNumber(value).toString(16);
}
else if (value.indexOf('0x') === 0)
value = value.substr(2);
else if (typeof value === 'string')
value = value.toHex(value);
value = new BigNumber(value).toString(16);
else
value = (+value).toString(16);
return padLeft(value, padding);
@ -172,7 +176,16 @@ var setupOutputTypes = function () {
/// Formats input right-aligned input bytes to int
/// @returns right-aligned input bytes formatted to int
var formatInt = function (value) {
return value.length <= 8 ? +parseInt(value, 16) : hexToDec(value);
// check if it's negative number
// it it is, return two's complement
if (value.substr(0, 1).toLowerCase() === 'f') {
return new BigNumber(value, 16).minus(new BigNumber('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 16)).minus(1);
}
return new BigNumber(value, 16);
};
var formatUInt = function (value) {
return new BigNumber(value, 16);
};
/// @returns right-aligned input bytes formatted to hex
@ -196,7 +209,7 @@ var setupOutputTypes = function () {
};
return [
{ type: prefixedType('uint'), format: formatInt },
{ type: prefixedType('uint'), format: formatUInt },
{ type: prefixedType('int'), format: formatInt },
{ type: prefixedType('hash'), format: formatHash },
{ type: prefixedType('string'), format: formatString },
@ -295,7 +308,7 @@ module.exports = {
};
},{}],2:[function(require,module,exports){
},{"bignumber.js":undefined}],2:[function(require,module,exports){
/*
This file is part of ethereum.js.

4
dist/ethereum.js.map vendored
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2
dist/ethereum.min.js vendored
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1
example/balance.html
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@ -3,6 +3,7 @@
<head>
<script type="text/javascript" src="js/es6-promise/promise.min.js"></script>
<script type="text/javascript" src="../node_modules/bignumber.js/bignumber.min.js"></script>
<script type="text/javascript" src="../dist/ethereum.js"></script>
<script type="text/javascript">

4
gulpfile.js
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@ -90,7 +90,7 @@ gulp.task('uglify', ['build'], function(){
return uglifyFile('ethereum');
});
gulp.task('uglify', ['buildDev'], function(){
gulp.task('uglifyDev', ['buildDev'], function(){
return uglifyFile('ethereum');
});
@ -99,6 +99,6 @@ gulp.task('watch', function() {
});
gulp.task('release', ['bower', 'lint', 'build', 'uglify']);
gulp.task('dev', ['bower', 'lint', 'buildDev', 'uglify']);
gulp.task('dev', ['bower', 'lint', 'buildDev', 'uglifyDev']);
gulp.task('default', ['dev']);

37
lib/abi.js
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@ -26,6 +26,8 @@ if (process.env.NODE_ENV !== 'build') {
var web3 = require('./web3'); // jshint ignore:line
}
var BigNumber = require('bignumber.js');
// TODO: make these be actually accurate instead of falling back onto JS's doubles.
var hexToDec = function (hex) {
return parseInt(hex, 16).toString();
@ -84,24 +86,26 @@ var namedType = function (name) {
var setupInputTypes = function () {
/// Formats input value to byte representation of int
/// If value is negative, return it's two's complement
/// @returns right-aligned byte representation of int
var formatInt = function (value) {
var padding = 32 * 2;
if (typeof value === 'number') {
if (value < 0) {
// two's complement
// TODO: fix big numbers support
value = ((value) >>> 0).toString(16);
return padLeft(value, padding, 'f');
}
if (value instanceof BigNumber) {
if (value.lessThan(0))
value = new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).plus(value).plus(1).toString(16);
else
value = value.toString(16);
}
else if (typeof value === 'number') {
if (value < 0)
value = new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).plus(value).plus(1).toString(16);
else
value = new BigNumber(value).toString(16);
}
else if (value.indexOf('0x') === 0)
value = value.substr(2);
else if (typeof value === 'string')
value = value.toHex(value);
value = new BigNumber(value).toString(16);
else
value = (+value).toString(16);
return padLeft(value, padding);
@ -171,7 +175,16 @@ var setupOutputTypes = function () {
/// Formats input right-aligned input bytes to int
/// @returns right-aligned input bytes formatted to int
var formatInt = function (value) {
return value.length <= 8 ? +parseInt(value, 16) : hexToDec(value);
// check if it's negative number
// it it is, return two's complement
if (value.substr(0, 1).toLowerCase() === 'f') {
return new BigNumber(value, 16).minus(new BigNumber('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 16)).minus(1);
}
return new BigNumber(value, 16);
};
var formatUInt = function (value) {
return new BigNumber(value, 16);
};
/// @returns right-aligned input bytes formatted to hex
@ -195,7 +208,7 @@ var setupOutputTypes = function () {
};
return [
{ type: prefixedType('uint'), format: formatInt },
{ type: prefixedType('uint'), format: formatUInt },
{ type: prefixedType('int'), format: formatInt },
{ type: prefixedType('hash'), format: formatHash },
{ type: prefixedType('string'), format: formatString },

3
package.json
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@ -10,7 +10,8 @@
"dependencies": {
"es6-promise": "*",
"ws": "*",
"xmlhttprequest": "*"
"xmlhttprequest": "*",
"bignumber.js": ">=2.0.0"
},
"devDependencies": {
"bower": ">=1.3.0",

109
test/abi.parsers.js
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@ -1,4 +1,5 @@
var assert = require('assert');
var BigNumber = require('bignumber.js');
var abi = require('../lib/abi.js');
var clone = function (object) { return JSON.parse(JSON.stringify(object)); };
@ -34,6 +35,14 @@ describe('abi', function() {
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
});
@ -52,6 +61,14 @@ describe('abi', function() {
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
});
@ -70,6 +87,14 @@ describe('abi', function() {
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
});
@ -91,7 +116,14 @@ describe('abi', function() {
assert.equal(parser.test(-1), "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
assert.equal(parser.test(-2), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe");
assert.equal(parser.test(-16), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
});
it('should parse input int128', function() {
@ -112,6 +144,14 @@ describe('abi', function() {
assert.equal(parser.test(-1), "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
assert.equal(parser.test(-2), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe");
assert.equal(parser.test(-16), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
});
@ -133,6 +173,14 @@ describe('abi', function() {
assert.equal(parser.test(-1), "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
assert.equal(parser.test(-2), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe");
assert.equal(parser.test(-16), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
});
@ -312,6 +360,14 @@ describe('abi', function() {
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0].toString(10),
new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).toString(10)
);
assert.equal(
parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0].toString(10),
new BigNumber("fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0", 16).toString(10)
);
});
it('should parse output uint256', function() {
@ -329,6 +385,14 @@ describe('abi', function() {
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0].toString(10),
new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).toString(10)
);
assert.equal(
parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0].toString(10),
new BigNumber("fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0", 16).toString(10)
);
});
it('should parse output uint128', function() {
@ -346,6 +410,14 @@ describe('abi', function() {
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0].toString(10),
new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).toString(10)
);
assert.equal(
parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0].toString(10),
new BigNumber("fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0", 16).toString(10)
);
});
it('should parse output int', function() {
@ -363,6 +435,8 @@ describe('abi', function() {
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0], -1);
assert.equal(parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0], -16);
});
it('should parse output int256', function() {
@ -380,6 +454,8 @@ describe('abi', function() {
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0], -1);
assert.equal(parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0], -16);
});
it('should parse output int128', function() {
@ -397,6 +473,8 @@ describe('abi', function() {
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0], -1);
assert.equal(parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0], -16);
});
it('should parse output hash', function() {
@ -412,7 +490,10 @@ describe('abi', function() {
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0], "0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")
assert.equal(
parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0],
"0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1"
);
});
it('should parse output hash256', function() {
@ -428,7 +509,10 @@ describe('abi', function() {
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0], "0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")
assert.equal(
parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0],
"0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1"
);
});
it('should parse output hash160', function() {
@ -444,7 +528,10 @@ describe('abi', function() {
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0], "0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")
assert.equal(
parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0],
"0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1"
);
// TODO shouldnt' the expected hash be shorter?
});
@ -461,7 +548,10 @@ describe('abi', function() {
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0], "0x407d73d8a49eeb85d32cf465507dd71d507100c1")
assert.equal(
parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0],
"0x407d73d8a49eeb85d32cf465507dd71d507100c1"
);
});
it('should parse output bool', function() {
@ -497,8 +587,13 @@ describe('abi', function() {
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x68656c6c6f000000000000000000000000000000000000000000000000000000776f726c64000000000000000000000000000000000000000000000000000000")[0], 'hello');
assert.equal(parser.test("0x68656c6c6f000000000000000000000000000000000000000000000000000000776f726c64000000000000000000000000000000000000000000000000000000")[1], 'world');
assert.equal(
parser.test("0x68656c6c6f000000000000000000000000000000000000000000000000000000776f726c64000000000000000000000000000000000000000000000000000000")[0],
'hello'
);
assert.equal(
parser.test("0x68656c6c6f000000000000000000000000000000000000000000000000000000776f726c64000000000000000000000000000000000000000000000000000000")[1],
'world');
});

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