class Stellar::Asset

Public Class Methods

alphanum12(code, issuer) click to toggle source
# File lib/stellar/asset.rb, line 14
def self.alphanum12(code, issuer)
  raise ArgumentError, "Bad :issuer" unless issuer.is_a?(KeyPair)
  code = normalize_code(code, 12)
  an = AlphaNum12.new({asset_code:code, issuer:issuer.account_id})
  new(:asset_type_credit_alphanum12, an)
end
alphanum4(code, issuer) click to toggle source
# File lib/stellar/asset.rb, line 7
def self.alphanum4(code, issuer)
  raise ArgumentError, "Bad :issuer" unless issuer.is_a?(KeyPair)
  code = normalize_code(code, 4)
  an = AlphaNum4.new({asset_code:code, issuer:issuer.account_id})
  new(:asset_type_credit_alphanum4, an)
end
native() click to toggle source
# File lib/stellar/asset.rb, line 3
def self.native
  new(:asset_type_native)
end
normalize_code(code, length) click to toggle source
# File lib/stellar/asset.rb, line 63
def self.normalize_code(code, length)
  raise ArgumentError, "Invalid asset code: #{code}, must be <= #{length} bytes" if code.length > length

  code.ljust(length, "\x00")
end

Public Instance Methods

code() click to toggle source
# File lib/stellar/asset.rb, line 41
def code
  case switch
  when AssetType.asset_type_credit_alphanum4
    alpha_num4!.asset_code
  when AssetType.asset_type_credit_alphanum12
    alpha_num12!.asset_code
  else
    raise "#{switch} assets do not have a code"
  end
end
inspect() click to toggle source
# File lib/stellar/asset.rb, line 36
def inspect
  label = switch.to_s
  "#<Stellar::Asset #{to_s}>"
end
issuer() click to toggle source
# File lib/stellar/asset.rb, line 52
def issuer
  case switch
  when AssetType.asset_type_credit_alphanum4
    alpha_num4!.issuer
  when AssetType.asset_type_credit_alphanum12
    alpha_num12!.issuer
  else
    raise "#{switch} assets do not have a isuuer"
  end
end
to_s() click to toggle source
# File lib/stellar/asset.rb, line 21
def to_s
  case switch
  when AssetType.asset_type_native
    "native"
  when AssetType.asset_type_credit_alphanum4
    anum = alpha_num4!
    issuer_address = Stellar::Convert.pk_to_address(anum.issuer)
    "#{anum.asset_code}/#{issuer_address}"
  when AssetType.asset_type_credit_alphanum12
    anum = alpha_num12!
    issuer_address = Stellar::Convert.pk_to_address(anum.issuer)
    "#{anum.asset_code}/#{issuer_address}"
  end
end