Razorpay IFSC Validation Module

Online validation (fetches details from ifsc.razorpay.com)

iex> IFSC.get("KKBK0000261")
{:ok,
 %Razorpay.IFSC{
   address: "JMD REGENT SQUARE,MEHRAULI GURGAON ROAD,OPPOSITE BRISTOL HOTEL,",
   bank: "Kotak Mahindra Bank",
   bank_code: "KKBK",
   branch: "GURGAON",
   city: "GURGAON",
   contact: "4131000",
   district: "GURGAON",
   ifsc: "KKBK0000261",
   rtgs: true,
   state: "HARYANA"
 }}

iex> IFSC.get("foobar")
{:error, :invalid_ifsc}

Offline validation using the dataset in the package - please keep ifsc up to date if using this

(Note that only the :bank, :bank_code and :ifsc fields are populated if using offline validation)

iex> IFSC.validate("KKBK0000261")
{:ok,
 %Razorpay.IFSC{
   address: nil,
   bank: "Kotak Mahindra Bank",
   bank_code: "KKBK",
   branch: nil,
   city: nil,
   contact: nil,
   district: nil,
   ifsc: "KKBK0000261",
   rtgs: nil,
   state: nil
 }}

 iex> IFSC.validate("foobar")
 {:error, :invalid_format}

 iex> IFSC.validate("AAAA0000000")
 {:error, :invalid_bank_code}

 iex(> IFSC.validate("HDFC0000000")
 {:error, :invalid_branch_code}