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Contents
module Stellar
class Asset
def self.native
new(:asset_type_native)
end
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
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
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
def inspect
label = switch.to_s
"#<Stellar::Asset #{to_s}>"
end
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
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
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
end
end
Version data entries
20 entries across 20 versions & 3 rubygems