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abi string type, fixes #216, #218, #219

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This commit is contained in:
Marek Kotewicz 2015-06-01 19:50:45 +02:00
parent 7753724270
commit fa3239f457
9 changed files with 225 additions and 70 deletions
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78
dist/web3-light.js vendored
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4
dist/web3-light.min.js vendored
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78
dist/web3.js vendored
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4
dist/web3.min.js vendored
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7
lib/solidity/coder.js
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@ -262,6 +262,13 @@ var coder = new SolidityCoder([
inputFormatter: f.formatInputBytes,
outputFormatter: f.formatOutputBytes
}),
new SolidityType({
name: 'string',
match: 'strict',
mode: 'bytes',
inputFormatter: f.formatInputString,
outputFormatter: f.formatOutputString
}),
new SolidityType({
name: 'real',
match: 'prefix',

51
lib/solidity/formatters.js
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@ -43,25 +43,39 @@ var formatInputInt = function (value) {
};
/**
* Formats input value to byte representation of string
* Formats input bytes
*
* @method formatInputBytes
* @param {String}
* @returns {SolidityParam}
*/
var formatInputBytes = function (value) {
var result = utils.fromAscii(value, c.ETH_PADDING).substr(2);
var result = utils.padRight(utils.toHex(value).substr(2), 64);
return new SolidityParam(result);
};
/**
* Formats input bytes
*
* @method formatDynamicInputBytes
* @param {String}
* @returns {SolidityParam}
*/
var formatInputDynamicBytes = function (value) {
var value = utils.toHex(value);
var result = utils.padRight((value).substr(2), 64);
var length = (value.length / 2 - 1) | 0;
return new SolidityParam(formatInputInt(length).value + result, 32);
};
/**
* Formats input value to byte representation of string
*
* @method formatInputDynamicBytes
* @method formatInputString
* @param {String}
* @returns {SolidityParam}
*/
var formatInputDynamicBytes = function (value) {
var formatInputString = function (value) {
var result = utils.fromAscii(value, c.ETH_PADDING).substr(2);
return new SolidityParam(formatInputInt(value.length).value + result, 32);
};
@ -165,27 +179,38 @@ var formatOutputBool = function (param) {
};
/**
* Should be used to format output string
* Should be used to format output bytes
*
* @method formatOutputBytes
* @param {SolidityParam} left-aligned hex representation of string
* @returns {String} ascii string
* @returns {String} hex string
*/
var formatOutputBytes = function (param) {
// length might also be important!
return utils.toAscii(param.staticPart());
return '0x' + param.staticPart();
};
/**
* Should be used to format output bytes
*
* @method formatOutputDynamicBytes
* @param {SolidityParam} left-aligned hex representation of string
* @returns {String} hex string
*/
var formatOutputDynamicBytes = function (param) {
var length = (new BigNumber(param.dynamicPart().slice(0, 64), 16)).toNumber() * 2;
return '0x' + param.dynamicPart().substr(64, length);
};
/**
* Should be used to format output string
*
* @method formatOutputDynamicBytes
* @method formatOutputString
* @param {SolidityParam} left-aligned hex representation of string
* @returns {String} ascii string
*/
var formatOutputDynamicBytes = function (param) {
// length might also be important!
return utils.toAscii(param.dynamicPart().slice(64));
var formatOutputString = function (param) {
var length = (new BigNumber(param.dynamicPart().slice(0, 64), 16)).toNumber() * 2;
return utils.toAscii(param.dynamicPart().substr(64, length));
};
/**
@ -204,6 +229,7 @@ module.exports = {
formatInputInt: formatInputInt,
formatInputBytes: formatInputBytes,
formatInputDynamicBytes: formatInputDynamicBytes,
formatInputString: formatInputString,
formatInputBool: formatInputBool,
formatInputReal: formatInputReal,
formatOutputInt: formatOutputInt,
@ -213,6 +239,7 @@ module.exports = {
formatOutputBool: formatOutputBool,
formatOutputBytes: formatOutputBytes,
formatOutputDynamicBytes: formatOutputDynamicBytes,
formatOutputString: formatOutputString,
formatOutputAddress: formatOutputAddress
};

18
lib/utils/utils.js
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@ -67,6 +67,19 @@ var padLeft = function (string, chars, sign) {
return new Array(chars - string.length + 1).join(sign ? sign : "0") + string;
};
/**
* Should be called to pad string to expected length
*
* @method padRight
* @param {String} string to be padded
* @param {Number} characters that result string should have
* @param {String} sign, by default 0
* @returns {String} right aligned string
*/
var padRight = function (string, chars, sign) {
return string + (new Array(chars - string.length + 1).join(sign ? sign : "0"));
};
/**
* Should be called to get sting from it's hex representation
*
@ -83,10 +96,6 @@ var toAscii = function(hex) {
}
for (; i < l; i+=2) {
var code = parseInt(hex.substr(i, 2), 16);
if (code === 0) {
break;
}
str += String.fromCharCode(code);
}
@ -461,6 +470,7 @@ var isIBAN = function (iban) {
module.exports = {
padLeft: padLeft,
padRight: padRight,
toHex: toHex,
toDecimal: toDecimal,
fromDecimal: fromDecimal,

21
test/coder.decodeParam.js
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@ -20,8 +20,19 @@ describe('lib/solidity/coder', function () {
test({ type: 'int256', expected: new bn(1), value: '0000000000000000000000000000000000000000000000000000000000000001'});
test({ type: 'int256', expected: new bn(16), value: '0000000000000000000000000000000000000000000000000000000000000010'});
test({ type: 'int256', expected: new bn(-1), value: 'ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'});
test({ type: 'bytes32', expected: 'gavofyork', value: '6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'bytes', expected: 'gavofyork', value: '0000000000000000000000000000000000000000000000000000000000000020' +
test({ type: 'bytes32', expected: '0x6761766f66796f726b0000000000000000000000000000000000000000000000',
value: '6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'bytes', expected: '0x6761766f66796f726b',
value: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000009' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'bytes32', expected: '0x731a3afc00d1b1e3461b955e53fc866dcf303b3eb9f4c16f89e388930f48134b',
value: '731a3afc00d1b1e3461b955e53fc866dcf303b3eb9f4c16f89e388930f48134b'});
test({ type: 'bytes', expected: '0x731a3afc00d1b1e3461b955e53fc866dcf303b3eb9f4c16f89e388930f48134b',
value: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000020' +
'731a3afc00d1b1e3461b955e53fc866dcf303b3eb9f4c16f89e388930f48134b'});
test({ type: 'string', expected: 'gavofyork', value: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000009' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'int[]', expected: [], value: '0000000000000000000000000000000000000000000000000000000000000020' +
@ -62,13 +73,13 @@ describe('lib/solidity/coder', function () {
test({ types: ['int'], expected: [new bn(1)], values: '0000000000000000000000000000000000000000000000000000000000000001'});
test({ types: ['bytes32', 'int'], expected: ['gavofyork', new bn(5)],
test({ types: ['bytes32', 'int'], expected: ['0x6761766f66796f726b0000000000000000000000000000000000000000000000', new bn(5)],
values: '6761766f66796f726b0000000000000000000000000000000000000000000000' +
'0000000000000000000000000000000000000000000000000000000000000005'});
test({ types: ['int', 'bytes32'], expected: [new bn(5), 'gavofyork'],
test({ types: ['int', 'bytes32'], expected: [new bn(5), '0x6761766f66796f726b0000000000000000000000000000000000000000000000'],
values: '0000000000000000000000000000000000000000000000000000000000000005' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ types: ['int', 'bytes', 'int', 'int', 'int', 'int[]'], expected: [new bn(1), 'gavofyork', new bn(2), new bn(3), new bn(4),
test({ types: ['int', 'string', 'int', 'int', 'int', 'int[]'], expected: [new bn(1), 'gavofyork', new bn(2), new bn(3), new bn(4),
[new bn(5), new bn(6), new bn(7)]],
values: '0000000000000000000000000000000000000000000000000000000000000001' +
'00000000000000000000000000000000000000000000000000000000000000c0' +

34
test/coder.encodeParam.js
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@ -20,8 +20,19 @@ describe('lib/solidity/coder', function () {
test({ type: 'int256', value: 1, expected: '0000000000000000000000000000000000000000000000000000000000000001'});
test({ type: 'int256', value: 16, expected: '0000000000000000000000000000000000000000000000000000000000000010'});
test({ type: 'int256', value: -1, expected: 'ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'});
test({ type: 'bytes32', value: 'gavofyork', expected: '6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'bytes', value: 'gavofyork', expected: '0000000000000000000000000000000000000000000000000000000000000020' +
test({ type: 'bytes32', value: '0x6761766f66796f726b',
expected: '6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'bytes32', value: '0x731a3afc00d1b1e3461b955e53fc866dcf303b3eb9f4c16f89e388930f48134b',
expected: '731a3afc00d1b1e3461b955e53fc866dcf303b3eb9f4c16f89e388930f48134b'});
test({ type: 'bytes', value: '0x6761766f66796f726b',
expected: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000009' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'bytes', value: '0x731a3afc00d1b1e3461b955e53fc866dcf303b3eb9f4c16f89e388930f48134b',
expected: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000020' +
'731a3afc00d1b1e3461b955e53fc866dcf303b3eb9f4c16f89e388930f48134b'});
test({ type: 'string', value: 'gavofyork', expected: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000009' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'int[]', value: [], expected: '0000000000000000000000000000000000000000000000000000000000000020' +
@ -67,8 +78,9 @@ describe('lib/solidity/coder', function () {
test({ types: ['int256'], values: [1], expected: '0000000000000000000000000000000000000000000000000000000000000001'});
test({ types: ['int256'], values: [16], expected: '0000000000000000000000000000000000000000000000000000000000000010'});
test({ types: ['int256'], values: [-1], expected: 'ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'});
test({ types: ['bytes32'], values: ['gavofyork'], expected: '6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ types: ['bytes'], values: ['gavofyork'], expected: '0000000000000000000000000000000000000000000000000000000000000020' +
test({ types: ['bytes32'], values: ['0x6761766f66796f726b'],
expected: '6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ types: ['string'], values: ['gavofyork'], expected: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000009' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ types: ['int[]'], values: [[3]], expected: '0000000000000000000000000000000000000000000000000000000000000020' +
@ -91,18 +103,18 @@ describe('lib/solidity/coder', function () {
'0000000000000000000000000000000000000000000000000000000000000002' +
'0000000000000000000000000000000000000000000000000000000000000003' +
'0000000000000000000000000000000000000000000000000000000000000004'});
test({ types: ['bytes32', 'int'], values: ['gavofyork', 5],
test({ types: ['bytes32', 'int'], values: ['0x6761766f66796f726b', 5],
expected: '6761766f66796f726b0000000000000000000000000000000000000000000000' +
'0000000000000000000000000000000000000000000000000000000000000005'});
test({ types: ['int', 'bytes32'], values: [5, 'gavofyork'],
test({ types: ['int', 'bytes32'], values: [5, '0x6761766f66796f726b'],
expected: '0000000000000000000000000000000000000000000000000000000000000005' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ types: ['bytes', 'int'], values: ['gavofyork', 5],
test({ types: ['string', 'int'], values: ['gavofyork', 5],
expected: '0000000000000000000000000000000000000000000000000000000000000040' +
'0000000000000000000000000000000000000000000000000000000000000005' +
'0000000000000000000000000000000000000000000000000000000000000009' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ types: ['bytes', 'bool', 'int[]'], values: ['gavofyork', true, [1, 2, 3]],
test({ types: ['string', 'bool', 'int[]'], values: ['gavofyork', true, [1, 2, 3]],
expected: '0000000000000000000000000000000000000000000000000000000000000060' +
'0000000000000000000000000000000000000000000000000000000000000001' +
'00000000000000000000000000000000000000000000000000000000000000a0' +
@ -112,7 +124,7 @@ describe('lib/solidity/coder', function () {
'0000000000000000000000000000000000000000000000000000000000000001' +
'0000000000000000000000000000000000000000000000000000000000000002' +
'0000000000000000000000000000000000000000000000000000000000000003'});
test({ types: ['bytes', 'int[]'], values: ['gavofyork', [1, 2, 3]],
test({ types: ['string', 'int[]'], values: ['gavofyork', [1, 2, 3]],
expected: '0000000000000000000000000000000000000000000000000000000000000040' +
'0000000000000000000000000000000000000000000000000000000000000080' +
'0000000000000000000000000000000000000000000000000000000000000009' +
@ -121,12 +133,12 @@ describe('lib/solidity/coder', function () {
'0000000000000000000000000000000000000000000000000000000000000001' +
'0000000000000000000000000000000000000000000000000000000000000002' +
'0000000000000000000000000000000000000000000000000000000000000003'});
test({ types: ['int', 'bytes'], values: [5, 'gavofyork'],
test({ types: ['int', 'string'], values: [5, 'gavofyork'],
expected: '0000000000000000000000000000000000000000000000000000000000000005' +
'0000000000000000000000000000000000000000000000000000000000000040' +
'0000000000000000000000000000000000000000000000000000000000000009' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ types: ['int', 'bytes', 'int', 'int', 'int', 'int[]'], values: [1, 'gavofyork', 2, 3, 4, [5, 6, 7]],
test({ types: ['int', 'string', 'int', 'int', 'int', 'int[]'], values: [1, 'gavofyork', 2, 3, 4, [5, 6, 7]],
expected: '0000000000000000000000000000000000000000000000000000000000000001' +
'00000000000000000000000000000000000000000000000000000000000000c0' +
'0000000000000000000000000000000000000000000000000000000000000002' +