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protox
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A fast, easy to use and 100% conformant Elixir library for Google Protocol Buffers (aka protobuf)
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lib/protox/default.ex
defmodule Protox.Default do
@moduledoc"""
Default values of Protocol Buffers types. For protobuf2, it's useful in
conjunction for get the default values which have been set to `nil`,
that is which were not present on the wire.
"""
@doc"""
Returns the default value of a Protocol Buffer type specified with an atom.
"""
@spec default(atom) :: false | 0 | binary
def default(:bool) , do: false
def default(:int32) , do: 0
def default(:uint32) , do: 0
def default(:int64) , do: 0
def default(:uint64) , do: 0
def default(:sint32) , do: 0
def default(:sint64) , do: 0
def default(:fixed64) , do: 0
def default(:sfixed64) , do: 0
def default(:fixed32) , do: 0
def default(:sfixed32) , do: 0
def default(:double) , do: 0
def default(:float) , do: 0
def default(:string) , do: ""
def default(:bytes) , do: <<>>
end