Merge pull request #1 from aeternity/initial_ci_integration

Initial CircleCI integration

.circleci/config.yml

@@ -0,0 +1,37 @@
+version: 2.1
+
+executors:
+  aebuilder:
+    docker:
+      - image: aeternity/builder
+        user: builder
+    working_directory: ~/src
+
+jobs:
+  build:
+    executor: aebuilder
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+            - dialyzer-cache-v1-{{ .Branch }}-{{ .Revision }}
+            - dialyzer-cache-v1-{{ .Branch }}-
+            - dialyzer-cache-v1-
+      - run:
+          name: Build
+          command: rebar3 compile
+      - run:
+          name: Static Analysis
+          command: rebar3 dialyzer
+      - run:
+          name: Eunit
+          command: rebar3 eunit
+      - run:
+          name: Common Tests
+          command: rebar3 ct
+      - save_cache:
+          key: dialyzer-cache-v1-{{ .Branch }}-{{ .Revision }}
+          paths:
+            - _build/default/rebar3_20.3.8_plt
+      - store_artifacts:
+          path: _build/test/logs

src/eblake2.erl

@@ -60,7 +60,7 @@ blake2s(HashLen, Msg0, Key) ->
     %% Just return the requested part of the hash
     {ok, binary_part(to_little_endian(32, State), {0, HashLen})}.
 
--spec hmac(Hash :: blake2b | blake2s, Key :: binary(), Data :: binary()) -> {ok, binary()}.
+-spec hmac(Hash :: blake2b | blake2s, Key :: binary(), Data :: binary()) -> binary().
 hmac(blake2b, Key, Data) ->
     hmac(128, fun(D) -> {ok, H} = blake2b(64, D), H end, Key, Data);
 hmac(blake2s, Key, Data) ->