@etherspot/modular-sdk
Version:
Etherspot Modular SDK - build with ERC-7579 smart accounts modules
118 lines • 3.5 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.isBytesLikeValue = isBytesLikeValue;
exports.isBytes = isBytes;
exports.isHexString = isHexString;
exports.checkSafeUint53 = checkSafeUint53;
exports.hexlifyValue = hexlifyValue;
function isHexableValue(value) {
return !!(value.toHexString);
}
function isBytesLikeValue(value) {
return ((isHexString(value) && !(value.length % 2)) || isBytes(value));
}
function isInteger(value) {
return (typeof (value) === "number" && value == value && (value % 1) === 0);
}
function isBytes(value) {
if (value == null) {
return false;
}
if (value.constructor === Uint8Array) {
return true;
}
if (typeof (value) === "string") {
return false;
}
if (!isInteger(value.length) || value.length < 0) {
return false;
}
for (let i = 0; i < value.length; i++) {
const v = value[i];
if (!isInteger(v) || v < 0 || v >= 256) {
return false;
}
}
return true;
}
function isHexString(value, length) {
if (typeof (value) !== "string" || !value.match(/^0x[0-9A-Fa-f]*$/)) {
return false;
}
if (length && value.length !== 2 + 2 * length) {
return false;
}
return true;
}
function checkSafeUint53(value, message) {
if (typeof (value) !== "number") {
return;
}
if (message == null) {
message = "value not safe";
}
if (value < 0 || value >= 0x1fffffffffffff) {
throw new Error(`Invalid Hexlify value - CheckSafeInteger Failed due to out-of-safe-range value: ${value}`);
}
if (value % 1) {
throw new Error(`Invalid Hexlify value - CCheckSafeInteger Failed due to non-integer value: ${value}`);
}
}
const HexCharacters = "0123456789abcdef";
function hexlifyValue(value, options) {
if (!options) {
options = {};
}
if (typeof (value) === "number") {
checkSafeUint53(value);
let hex = "";
while (value) {
hex = HexCharacters[value & 0xf] + hex;
value = Math.floor(value / 16);
}
if (hex.length) {
if (hex.length % 2) {
hex = "0" + hex;
}
return "0x" + hex;
}
return "0x00";
}
if (typeof (value) === "bigint") {
value = value.toString(16);
if (value.length % 2) {
return ("0x0" + value);
}
return "0x" + value;
}
if (options.allowMissingPrefix && typeof (value) === "string" && value.substring(0, 2) !== "0x") {
value = "0x" + value;
}
if (isHexableValue(value)) {
return value.toHexString();
}
if (isHexString(value)) {
if (value.length % 2) {
if (options.hexPad === "left") {
value = "0x0" + value.substring(2);
}
else if (options.hexPad === "right") {
value += "0";
}
else {
throw new Error(`invalid hexlify value - hex data is odd-length for value: ${value}`);
}
}
return value.toLowerCase();
}
if (isBytes(value)) {
let result = "0x";
for (let i = 0; i < value.length; i++) {
const v = value[i];
result += HexCharacters[(v & 0xf0) >> 4] + HexCharacters[v & 0x0f];
}
return result;
}
throw new Error(`invalid hexlify value - ${value}`);
}
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