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Editing File: /home/ubuntu/todaykat-frontend-base/node_modules/@ethersproject/solidity/src.ts/index.ts

"use strict";

import { BigNumber } from "@ethersproject/bignumber";
import { arrayify, concat, hexlify, zeroPad } from "@ethersproject/bytes";
import { keccak256 as hashKeccak256 } from "@ethersproject/keccak256";
import { sha256 as hashSha256 } from "@ethersproject/sha2";
import { toUtf8Bytes } from "@ethersproject/strings";

const regexBytes = new RegExp("^bytes([0-9]+)$");
const regexNumber = new RegExp("^(u?int)([0-9]*)$");
const regexArray = new RegExp("^(.*)\\[([0-9]*)\\]$");

const Zeros = "0000000000000000000000000000000000000000000000000000000000000000";

import { Logger } from "@ethersproject/logger";
import { version } from "./_version";
const logger = new Logger(version);

let match =  type.match(regexNumber);
    if (match) {
        //let signed = (match[1] === "int")
        let size = parseInt(match[2] || "256")

if ((match[2] && String(size) !== match[2]) || (size % 8 !== 0) || size === 0 || size > 256) {
            logger.throwArgumentError("invalid number type", "type", type)
        }

if (isArray) { size = 256; }

value = BigNumber.from(value).toTwos(size);

return zeroPad(value, size / 8);
    }

match = type.match(regexBytes);
    if (match) {
        const size = parseInt(match[1]);

if (String(size) !== match[1] || size === 0 || size > 32) {
            logger.throwArgumentError("invalid bytes type", "type", type)
        }
        if (arrayify(value).byteLength !== size) {
            logger.throwArgumentError(`invalid value for ${ type }`, "value", value)
        }
        if (isArray) { return arrayify((value + Zeros).substring(0, 66)); }
        return value;
    }

match = type.match(regexArray);
    if (match && Array.isArray(value)) {
        const baseType = match[1];
        const count = parseInt(match[2] || String(value.length));
        if (count != value.length) {
            logger.throwArgumentError(`invalid array length for ${ type }`, "value", value)
        }
        const result: Array<Uint8Array> = [];
        value.forEach(function(value) {
            result.push(_pack(baseType, value, true));
        });
        return concat(result);
    }

return logger.throwArgumentError("invalid type", "type", type)
}

// @TODO: Array Enum

export function pack(types: ReadonlyArray<string>, values: ReadonlyArray<any>) {
    if (types.length != values.length) {
        logger.throwArgumentError("wrong number of values; expected ${ types.length }", "values", values)
    }
    const tight: Array<Uint8Array> = [];
    types.forEach(function(type, index) {
        tight.push(_pack(type, values[index]));
    });
    return hexlify(concat(tight));
}

export function keccak256(types: ReadonlyArray<string>, values: ReadonlyArray<any>) {
    return hashKeccak256(pack(types, values));
}

export function sha256(types: ReadonlyArray<string>, values: ReadonlyArray<any>) {
    return hashSha256(pack(types, values));
}

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