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-rw-r--r--lib/abi.js16
1 files changed, 12 insertions, 4 deletions
diff --git a/lib/abi.js b/lib/abi.js
index e147a3504..29d3e3e4b 100644
--- a/lib/abi.js
+++ b/lib/abi.js
@@ -82,6 +82,8 @@ var namedType = function (name) {
/// @returns an array of input formatters
var setupInputTypes = function () {
+ /// Formats input value to byte representation of int
+ /// @returns right-aligned byte representation of int
var formatInt = function (value) {
var padding = 32 * 2;
if (typeof value === 'number')
@@ -95,10 +97,14 @@ var setupInputTypes = function () {
return padLeft(value, padding);
};
+ /// Formats input value to byte representation of string
+ /// @returns left-algined byte representation of string
var formatString = function (value) {
return web3.fromAscii(value, 32).substr(2);
};
+ /// Formats input value to byte representation of bool
+ /// @returns right-aligned byte representation bool
var formatBool = function (value) {
return '000000000000000000000000000000000000000000000000000000000000000' + (value ? '1' : '0');
};
@@ -152,26 +158,28 @@ var toAbiInput = function (json, methodName, params) {
/// @returns an array of output formatters
var setupOutputTypes = function () {
- /// @returns input bytes formatted to int
+ /// 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);
};
- /// @returns input bytes formatted to hex
+ /// @returns right-aligned input bytes formatted to hex
var formatHash = function (value) {
return "0x" + value;
};
- /// @returns input bytes formatted to bool
+ /// @returns right-aligned input bytes formatted to bool
var formatBool = function (value) {
return value === '0000000000000000000000000000000000000000000000000000000000000001' ? true : false;
};
- /// @returns input bytes formatted to ascii string
+ /// @returns left-aligned input bytes formatted to ascii string
var formatString = function (value) {
return web3.toAscii(value);
};
+ /// @returns right-aligned input bytes formatted to address
var formatAddress = function (value) {
return "0x" + value.slice(value.length - 40, value.length);
};