tornado-packages/ethers.js
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Prevent zero-padding on Solidity type lengths.

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Richard Moore 2020-07-13 07:28:05 -04:00
parent e3d3e604f2
commit e128bfcd10
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GPG Key ID: 665176BE8E9DC651
1 changed files with 6 additions and 4 deletions
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10
packages/solidity/src.ts/index.ts
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@ -31,7 +31,8 @@ function _pack(type: string, value: any, isArray?: boolean): Uint8Array {
if (match) {
//let signed = (match[1] === "int")
let size = parseInt(match[2] || "256")
if ((size % 8 != 0) || size === 0 || size > 256) {
if ((match[2] && String(size) !== match[2]) || (size % 8 !== 0) || size === 0 || size > 256) {
throw new Error("invalid number type - " + type);
}
@ -45,8 +46,9 @@ function _pack(type: string, value: any, isArray?: boolean): Uint8Array {
match = type.match(regexBytes);
if (match) {
const size = parseInt(match[1]);
if (String(size) != match[1] || size === 0 || size > 32) {
throw new Error("invalid number type - " + type);
if (String(size) !== match[1] || size === 0 || size > 32) {
throw new Error("invalid bytes type - " + type);
}
if (arrayify(value).byteLength !== size) { throw new Error("invalid value for " + type); }
if (isArray) { return arrayify((value + Zeros).substring(0, 66)); }
@ -65,7 +67,7 @@ function _pack(type: string, value: any, isArray?: boolean): Uint8Array {
return concat(result);
}
throw new Error("unknown type - " + type);
throw new Error("invalid type - " + type);
}
// @TODO: Array Enum