diff options
Diffstat (limited to 'packages/utils/src/address_utils.ts')
| -rw-r--r-- | packages/utils/src/address_utils.ts | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/packages/utils/src/address_utils.ts b/packages/utils/src/address_utils.ts index 07042cb43..f94985441 100644 --- a/packages/utils/src/address_utils.ts +++ b/packages/utils/src/address_utils.ts @@ -4,33 +4,33 @@ const BASIC_ADDRESS_REGEX = /^(0x)?[0-9a-f]{40}$/i; const SAME_CASE_ADDRESS_REGEX = /^(0x)?([0-9a-f]{40}|[0-9A-F]{40})$/; export const addressUtils = { - isChecksumAddress(address: string): boolean { - // Check each case - const unprefixedAddress = address.replace('0x', ''); - const addressHash = jsSHA3.keccak256(unprefixedAddress.toLowerCase()); + isChecksumAddress(address: string): boolean { + // Check each case + const unprefixedAddress = address.replace('0x', ''); + const addressHash = jsSHA3.keccak256(unprefixedAddress.toLowerCase()); - for (let i = 0; i < 40; i++) { - // The nth letter should be uppercase if the nth digit of casemap is 1 - if ( - (parseInt(addressHash[i], 16) > 7 && unprefixedAddress[i].toUpperCase() !== unprefixedAddress[i]) || - (parseInt(addressHash[i], 16) <= 7 && unprefixedAddress[i].toLowerCase() !== unprefixedAddress[i]) - ) { - return false; - } - } - return true; - }, - isAddress(address: string): boolean { - if (!BASIC_ADDRESS_REGEX.test(address)) { - // Check if it has the basic requirements of an address - return false; - } else if (SAME_CASE_ADDRESS_REGEX.test(address)) { - // If it's all small caps or all all caps, return true - return true; - } else { - // Otherwise check each case - const isValidChecksummedAddress = addressUtils.isChecksumAddress(address); - return isValidChecksummedAddress; - } - }, + for (let i = 0; i < 40; i++) { + // The nth letter should be uppercase if the nth digit of casemap is 1 + if ( + (parseInt(addressHash[i], 16) > 7 && unprefixedAddress[i].toUpperCase() !== unprefixedAddress[i]) || + (parseInt(addressHash[i], 16) <= 7 && unprefixedAddress[i].toLowerCase() !== unprefixedAddress[i]) + ) { + return false; + } + } + return true; + }, + isAddress(address: string): boolean { + if (!BASIC_ADDRESS_REGEX.test(address)) { + // Check if it has the basic requirements of an address + return false; + } else if (SAME_CASE_ADDRESS_REGEX.test(address)) { + // If it's all small caps or all all caps, return true + return true; + } else { + // Otherwise check each case + const isValidChecksummedAddress = addressUtils.isChecksumAddress(address); + return isValidChecksummedAddress; + } + }, }; |