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Merge pull request #17 from hswick/0.1.6

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0.1.6
pull/18/head
Harley Swick 7 years ago committed by GitHub
parent 62a8f0a174 9b3ffb6e59
commit 187646d4a4
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  1. 11
      README.md
  2. 60
      lib/exw3.ex
  3. 4
      mix.exs
  4. 22
      mix.lock
  5. 53
      test/exw3_test.exs

11
README.md
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@ -4,10 +4,11 @@
## Installation
def deps do
[{:exw3, "~> 0.1.5"}]
end
```elixir
def deps do
[{:exw3, "~> 0.1.6"}]
end
```
## Overview
ExW3 is a wrapper around ethereumex to provide a high level, user friendly json rpc api. It currently only supports Http. The primary feature it provides is a handy abstraction for working with smart contracts.
@ -143,7 +144,7 @@ end
# Compiling Soldity
# Compiling Solidity
To compile the test solidity contracts after making a change run this command:
```

60
lib/exw3.ex
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@ -1,5 +1,59 @@
defmodule ExW3 do
Module.register_attribute __MODULE__, :unit_map, persist: true, accumulate: false
@unit_map %{
:noether => 0,
:wei => 1,
:kwei => 1_000,
:Kwei => 1_000,
:babbage => 1_000,
:femtoether => 1_000,
:mwei => 1_000_000,
:Mwei => 1_000_000,
:lovelace => 1_000_000,
:picoether => 1_000_000,
:gwei => 1_000_000_000,
:Gwei => 1_000_000_000,
:shannon => 1_000_000_000,
:nanoether => 1_000_000_000,
:nano => 1_000_000_000,
:szabo => 1_000_000_000_000,
:microether => 1_000_000_000_000,
:micro => 1_000_000_000_000,
:finney => 1_000_000_000_000_000,
:milliether => 1_000_000_000_000_000,
:milli => 1_000_000_000_000_000,
:ether => 1_000_000_000_000_000_000,
:kether => 1_000_000_000_000_000_000_000,
:grand => 1_000_000_000_000_000_000_000,
:mether => 1_000_000_000_000_000_000_000_000,
:gether => 1_000_000_000_000_000_000_000_000_000,
:tether => 1_000_000_000_000_000_000_000_000_000_000
}
@spec get_unit_map() :: %{}
@doc "Returns the map used for ether unit conversion"
def get_unit_map do
@unit_map
end
def to_wei(num, key) do
if @unit_map[key] do
num * @unit_map[key]
else
throw "#{key} not valid unit"
end
end
def from_wei(num, key) do
if @unit_map[key] do
num / @unit_map[key]
else
throw "#{key} not valid unit"
end
end
@spec keccak256(binary()) :: binary()
@doc "Returns a 0x prepended 32 byte hash of the input string"
def keccak256(string) do
@ -501,8 +555,10 @@ defmodule ExW3 do
input_types = Enum.map(constructor["inputs"], fn x -> x["type"] end)
types_signature = Enum.join(["(", Enum.join(input_types, ","), ")"])
if Enum.count(input_types) != Enum.count(arguments) do
throw "Number of provided arguments is invalid"
arg_count = Enum.count(arguments)
input_types_count = Enum.count(input_types)
if input_types_count != arg_count do
raise "Number of provided arguments to constructor is incorrect. Was given #{arg_count} args, was looking for #{input_types_count}."
end
bin <> (ExW3.encode_data(types_signature, arguments) |> Base.encode16(case: :lower))

4
mix.exs
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@ -3,7 +3,7 @@ defmodule ExW3.MixProject do
def project do
[app: :exw3,
version: "0.1.5",
version: "0.1.6",
elixir: "~> 1.6.4",
build_embedded: Mix.env == :prod,
start_permanent: Mix.env == :prod,
@ -34,7 +34,7 @@ defmodule ExW3.MixProject do
defp deps do
[
{:ex_doc, ">= 0.0.0", only: :dev},
{:ethereumex, "~> 0.3.2"},
{:ethereumex, "~> 0.3.3"},
{:abi, "~> 0.1.8"},
{:poison, "~> 3.1"}
]

22
mix.lock
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@ -1,18 +1,22 @@
%{
"abi": {:hex, :abi, "0.1.12", "87ae04cb09e2308db7b3c350584dc3934de0e308f6a056ba82be5756b081a1ca", [:mix], [{:exth_crypto, "~> 0.1.4", [hex: :exth_crypto, repo: "hexpm", optional: false]}], "hexpm"},
"binary": {:hex, :binary, "0.0.4", "dd077db70c0ded3e85c132b802338e14b80694684a7e2277666bfa4004b7fa66", [:mix], [], "hexpm"},
"binary": {:hex, :binary, "0.0.5", "20d816f7274ea34f1b673b4cff2fdb9ebec9391a7a68c349070d515c66b1b2cf", [:mix], [], "hexpm"},
"certifi": {:hex, :certifi, "2.3.1", "d0f424232390bf47d82da8478022301c561cf6445b5b5fb6a84d49a9e76d2639", [:rebar3], [{:parse_trans, "3.2.0", [hex: :parse_trans, repo: "hexpm", optional: false]}], "hexpm"},
"earmark": {:hex, :earmark, "1.2.5", "4d21980d5d2862a2e13ec3c49ad9ad783ffc7ca5769cf6ff891a4553fbaae761", [:mix], [], "hexpm"},
"ethereumex": {:hex, :ethereumex, "0.3.2", "ee01a49c781c9751317b2918f799e84185203c81c8314ebebb1f1e22b754db3e", [:mix], [{:httpoison, "~> 1.0.0", [hex: :httpoison, repo: "hexpm", optional: false]}, {:poison, "~> 3.1.0", [hex: :poison, repo: "hexpm", optional: false]}], "hexpm"},
"ex_doc": {:hex, :ex_doc, "0.18.3", "f4b0e4a2ec6f333dccf761838a4b253d75e11f714b85ae271c9ae361367897b7", [:mix], [{:earmark, "~> 1.1", [hex: :earmark, repo: "hexpm", optional: false]}], "hexpm"},
"exth_crypto": {:hex, :exth_crypto, "0.1.4", "11f9084dfd70d4f9e96f2710a472f4e6b23044b97530c719550c2b0450ffeb61", [:mix], [{:binary, "~> 0.0.4", [hex: :binary, repo: "hexpm", optional: false]}, {:keccakf1600, "~> 2.0.0", [hex: :keccakf1600_orig, repo: "hexpm", optional: false]}, {:libsecp256k1, "~> 0.1.3", [hex: :libsecp256k1, repo: "hexpm", optional: false]}], "hexpm"},
"hackney": {:hex, :hackney, "1.12.1", "8bf2d0e11e722e533903fe126e14d6e7e94d9b7983ced595b75f532e04b7fdc7", [:rebar3], [{:certifi, "2.3.1", [hex: :certifi, repo: "hexpm", optional: false]}, {:idna, "5.1.1", [hex: :idna, repo: "hexpm", optional: false]}, {:metrics, "1.0.1", [hex: :metrics, repo: "hexpm", optional: false]}, {:mimerl, "1.0.2", [hex: :mimerl, repo: "hexpm", optional: false]}, {:ssl_verify_fun, "1.1.1", [hex: :ssl_verify_fun, repo: "hexpm", optional: false]}], "hexpm"},
"httpoison": {:hex, :httpoison, "1.0.0", "1f02f827148d945d40b24f0b0a89afe40bfe037171a6cf70f2486976d86921cd", [:mix], [{:hackney, "~> 1.8", [hex: :hackney, repo: "hexpm", optional: false]}], "hexpm"},
"idna": {:hex, :idna, "5.1.1", "cbc3b2fa1645113267cc59c760bafa64b2ea0334635ef06dbac8801e42f7279c", [:rebar3], [{:unicode_util_compat, "0.3.1", [hex: :unicode_util_compat, repo: "hexpm", optional: false]}], "hexpm"},
"earmark": {:hex, :earmark, "1.2.6", "b6da42b3831458d3ecc57314dff3051b080b9b2be88c2e5aa41cd642a5b044ed", [:mix], [], "hexpm"},
"ethereumex": {:hex, :ethereumex, "0.3.3", "6d5d7e6b089d907135ad22c72e63225c4e8855e54476dcb27c79e9983c01605c", [:mix], [{:httpoison, "~> 1.1.0", [hex: :httpoison, repo: "hexpm", optional: false]}, {:poison, "~> 3.1.0", [hex: :poison, repo: "hexpm", optional: false]}], "hexpm"},
"ex_doc": {:hex, :ex_doc, "0.19.1", "519bb9c19526ca51d326c060cb1778d4a9056b190086a8c6c115828eaccea6cf", [:mix], [{:earmark, "~> 1.1", [hex: :earmark, repo: "hexpm", optional: false]}, {:makeup_elixir, "~> 0.7", [hex: :makeup_elixir, repo: "hexpm", optional: false]}], "hexpm"},
"exth_crypto": {:hex, :exth_crypto, "0.1.6", "8e636a9bcb75d8e32451be96e547a495121ed2178d078db294edb0f81f7cf2e8", [:mix], [{:binary, "~> 0.0.4", [hex: :binary, repo: "hexpm", optional: false]}, {:keccakf1600, "~> 2.0.0", [hex: :keccakf1600_orig, repo: "hexpm", optional: false]}, {:libsecp256k1, "~> 0.1.9", [hex: :libsecp256k1, repo: "hexpm", optional: false]}], "hexpm"},
"hackney": {:hex, :hackney, "1.13.0", "24edc8cd2b28e1c652593833862435c80661834f6c9344e84b6a2255e7aeef03", [:rebar3], [{:certifi, "2.3.1", [hex: :certifi, repo: "hexpm", optional: false]}, {:idna, "5.1.2", [hex: :idna, repo: "hexpm", optional: false]}, {:metrics, "1.0.1", [hex: :metrics, repo: "hexpm", optional: false]}, {:mimerl, "1.0.2", [hex: :mimerl, repo: "hexpm", optional: false]}, {:ssl_verify_fun, "1.1.1", [hex: :ssl_verify_fun, repo: "hexpm", optional: false]}], "hexpm"},
"httpoison": {:hex, :httpoison, "1.1.1", "96ed7ab79f78a31081bb523eefec205fd2900a02cda6dbc2300e7a1226219566", [:mix], [{:hackney, "~> 1.8", [hex: :hackney, repo: "hexpm", optional: false]}], "hexpm"},
"idna": {:hex, :idna, "5.1.2", "e21cb58a09f0228a9e0b95eaa1217f1bcfc31a1aaa6e1fdf2f53a33f7dbd9494", [:rebar3], [{:unicode_util_compat, "0.3.1", [hex: :unicode_util_compat, repo: "hexpm", optional: false]}], "hexpm"},
"keccakf1600": {:hex, :keccakf1600_orig, "2.0.0", "0a7217ddb3ee8220d449bbf7575ec39d4e967099f220a91e3dfca4dbaef91963", [:rebar3], [], "hexpm"},
"libsecp256k1": {:hex, :libsecp256k1, "0.1.4", "42b7f76d8e32f85f578ccda0abfdb1afa0c5c231d1fd8aeab9cda352731a2d83", [:rebar3], [], "hexpm"},
"libsecp256k1": {:hex, :libsecp256k1, "0.1.9", "e725f31364cda7b554d56ce2bb976241303dde5ffd1ad59598513297bf1f2af6", [:make, :mix], [{:mix_erlang_tasks, "0.1.0", [hex: :mix_erlang_tasks, repo: "hexpm", optional: false]}], "hexpm"},
"makeup": {:hex, :makeup, "0.5.1", "966c5c2296da272d42f1de178c1d135e432662eca795d6dc12e5e8787514edf7", [:mix], [{:nimble_parsec, "~> 0.2.2", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm"},
"makeup_elixir": {:hex, :makeup_elixir, "0.8.0", "1204a2f5b4f181775a0e456154830524cf2207cf4f9112215c05e0b76e4eca8b", [:mix], [{:makeup, "~> 0.5.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 0.2.2", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm"},
"metrics": {:hex, :metrics, "1.0.1", "25f094dea2cda98213cecc3aeff09e940299d950904393b2a29d191c346a8486", [:rebar3], [], "hexpm"},
"mimerl": {:hex, :mimerl, "1.0.2", "993f9b0e084083405ed8252b99460c4f0563e41729ab42d9074fd5e52439be88", [:rebar3], [], "hexpm"},
"mix_erlang_tasks": {:hex, :mix_erlang_tasks, "0.1.0", "36819fec60b80689eb1380938675af215565a89320a9e29c72c70d97512e4649", [:mix], [], "hexpm"},
"nimble_parsec": {:hex, :nimble_parsec, "0.2.2", "d526b23bdceb04c7ad15b33c57c4526bf5f50aaa70c7c141b4b4624555c68259", [:mix], [], "hexpm"},
"parse_trans": {:hex, :parse_trans, "3.2.0", "2adfa4daf80c14dc36f522cf190eb5c4ee3e28008fc6394397c16f62a26258c2", [:rebar3], [], "hexpm"},
"poison": {:hex, :poison, "3.1.0", "d9eb636610e096f86f25d9a46f35a9facac35609a7591b3be3326e99a0484665", [:mix], [], "hexpm"},
"ssl_verify_fun": {:hex, :ssl_verify_fun, "1.1.1", "28a4d65b7f59893bc2c7de786dec1e1555bd742d336043fe644ae956c3497fbe", [:make, :rebar], [], "hexpm"},

53
test/exw3_test.exs
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@ -341,4 +341,57 @@ defmodule EXW3Test do
end
test "unit conversion to_wei" do
assert ExW3.to_wei(1, :wei) == 1
assert ExW3.to_wei(1, :kwei) == 1_000
assert ExW3.to_wei(1, :Kwei) == 1_000
assert ExW3.to_wei(1, :babbage) == 1_000
assert ExW3.to_wei(1, :mwei) == 1_000_000
assert ExW3.to_wei(1, :Mwei) == 1_000_000
assert ExW3.to_wei(1, :lovelace) == 1_000_000
assert ExW3.to_wei(1, :gwei) == 1_000_000_000
assert ExW3.to_wei(1, :Gwei) == 1_000_000_000
assert ExW3.to_wei(1, :shannon) == 1_000_000_000
assert ExW3.to_wei(1, :szabo) == 1_000_000_000_000
assert ExW3.to_wei(1, :finney) == 1_000_000_000_000_000
assert ExW3.to_wei(1, :ether) == 1_000_000_000_000_000_000
assert ExW3.to_wei(1, :kether) == 1_000_000_000_000_000_000_000
assert ExW3.to_wei(1, :grand) == 1_000_000_000_000_000_000_000
assert ExW3.to_wei(1, :mether) == 1_000_000_000_000_000_000_000_000
assert ExW3.to_wei(1, :gether) == 1_000_000_000_000_000_000_000_000_000
assert ExW3.to_wei(1, :tether) == 1_000_000_000_000_000_000_000_000_000_000
assert ExW3.to_wei(1, :kwei) == ExW3.to_wei(1, :femtoether)
assert ExW3.to_wei(1, :szabo) == ExW3.to_wei(1, :microether)
assert ExW3.to_wei(1, :finney) == ExW3.to_wei(1, :milliether)
assert ExW3.to_wei(1, :milli) == ExW3.to_wei(1, :milliether)
assert ExW3.to_wei(1, :milli) == ExW3.to_wei(1000, :micro)
{:ok, agent} = Agent.start_link(fn -> false end)
try do
ExW3.to_wei(1, :wei1)
catch
_ -> Agent.update(agent, fn _ -> true end)
end
assert Agent.get(agent, fn state -> state end)
end
test "unit conversion from wei" do
assert ExW3.from_wei(1_000_000_000_000_000_000, :wei) == 1_000_000_000_000_000_000
assert ExW3.from_wei(1_000_000_000_000_000_000, :kwei) == 1_000_000_000_000_000
assert ExW3.from_wei(1_000_000_000_000_000_000, :mwei) == 1_000_000_000_000
assert ExW3.from_wei(1_000_000_000_000_000_000, :gwei) == 1_000_000_000
assert ExW3.from_wei(1_000_000_000_000_000_000, :szabo) == 1_000_000
assert ExW3.from_wei(1_000_000_000_000_000_000, :finney) == 1_000
assert ExW3.from_wei(1_000_000_000_000_000_000, :ether) == 1
assert ExW3.from_wei(1_000_000_000_000_000_000, :kether) == 0.001
assert ExW3.from_wei(1_000_000_000_000_000_000, :grand) == 0.001
assert ExW3.from_wei(1_000_000_000_000_000_000, :mether) == 0.000001
assert ExW3.from_wei(1_000_000_000_000_000_000, :gether) == 0.000000001
assert ExW3.from_wei(1_000_000_000_000_000_000, :tether) == 0.000000000001
end
end

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