First open source version.

.credo.exs

@@ -0,0 +1,161 @@
+# This file contains the configuration for Credo and you are probably reading
+# this after creating it with `mix credo.gen.config`.
+#
+# If you find anything wrong or unclear in this file, please report an
+# issue on GitHub: https://github.com/rrrene/credo/issues
+#
+%{
+  #
+  # You can have as many configs as you like in the `configs:` field.
+  configs: [
+    %{
+      #
+      # Run any exec using `mix credo -C <name>`. If no exec name is given
+      # "default" is used.
+      #
+      name: "default",
+      #
+      # These are the files included in the analysis:
+      files: %{
+        #
+        # You can give explicit globs or simply directories.
+        # In the latter case `**/*.{ex,exs}` will be used.
+        #
+        included: ["lib/", "src/", "test/", "web/", "apps/"],
+        excluded: [~r"/_build/", ~r"/deps/", ~r"/node_modules/"]
+      },
+      #
+      # If you create your own checks, you must specify the source files for
+      # them here, so they can be loaded by Credo before running the analysis.
+      #
+      requires: [],
+      #
+      # If you want to enforce a style guide and need a more traditional linting
+      # experience, you can change `strict` to `true` below:
+      #
+      strict: false,
+      #
+      # If you want to use uncolored output by default, you can change `color`
+      # to `false` below:
+      #
+      color: true,
+      #
+      # You can customize the parameters of any check by adding a second element
+      # to the tuple.
+      #
+      # To disable a check put `false` as second element:
+      #
+      #     {Credo.Check.Design.DuplicatedCode, false}
+      #
+      checks: [
+        #
+        ## Consistency Checks
+        #
+        {Credo.Check.Consistency.ExceptionNames, []},
+        {Credo.Check.Consistency.LineEndings, []},
+        {Credo.Check.Consistency.ParameterPatternMatching, []},
+        {Credo.Check.Consistency.SpaceAroundOperators, []},
+        {Credo.Check.Consistency.SpaceInParentheses, []},
+        {Credo.Check.Consistency.TabsOrSpaces, []},
+
+        #
+        ## Design Checks
+        #
+        # You can customize the priority of any check
+        # Priority values are: `low, normal, high, higher`
+        #
+        {Credo.Check.Design.AliasUsage, [priority: :low]},
+        # For some checks, you can also set other parameters
+        #
+        # If you don't want the `setup` and `test` macro calls in ExUnit tests
+        # or the `schema` macro in Ecto schemas to trigger DuplicatedCode, just
+        # set the `excluded_macros` parameter to `[:schema, :setup, :test]`.
+        #
+        {Credo.Check.Design.DuplicatedCode, [excluded_macros: []]},
+        # You can also customize the exit_status of each check.
+        # If you don't want TODO comments to cause `mix credo` to fail, just
+        # set this value to 0 (zero).
+        #
+        {Credo.Check.Design.TagTODO, [exit_status: 0]},
+        {Credo.Check.Design.TagFIXME, []},
+
+        #
+        ## Readability Checks
+        #
+        {Credo.Check.Readability.AliasOrder, []},
+        {Credo.Check.Readability.FunctionNames, []},
+        {Credo.Check.Readability.LargeNumbers, []},
+        {Credo.Check.Readability.MaxLineLength, [priority: :low, max_length: 98]},
+        {Credo.Check.Readability.ModuleAttributeNames, []},
+        {Credo.Check.Readability.ModuleDoc, []},
+        {Credo.Check.Readability.ModuleNames, []},
+        {Credo.Check.Readability.ParenthesesOnZeroArityDefs, []},
+        {Credo.Check.Readability.ParenthesesInCondition, []},
+        {Credo.Check.Readability.PredicateFunctionNames, []},
+        {Credo.Check.Readability.PreferImplicitTry, []},
+        {Credo.Check.Readability.RedundantBlankLines, []},
+        {Credo.Check.Readability.StringSigils, []},
+        {Credo.Check.Readability.TrailingBlankLine, []},
+        {Credo.Check.Readability.TrailingWhiteSpace, []},
+        {Credo.Check.Readability.VariableNames, []},
+        {Credo.Check.Readability.Semicolons, []},
+        {Credo.Check.Readability.SpaceAfterCommas, []},
+
+        #
+        ## Refactoring Opportunities
+        #
+        {Credo.Check.Refactor.DoubleBooleanNegation, []},
+        {Credo.Check.Refactor.CondStatements, []},
+        {Credo.Check.Refactor.CyclomaticComplexity, []},
+        {Credo.Check.Refactor.FunctionArity, []},
+        {Credo.Check.Refactor.LongQuoteBlocks, []},
+        {Credo.Check.Refactor.MapInto, []},
+        {Credo.Check.Refactor.MatchInCondition, []},
+        {Credo.Check.Refactor.NegatedConditionsInUnless, []},
+        {Credo.Check.Refactor.NegatedConditionsWithElse, []},
+        {Credo.Check.Refactor.Nesting, []},
+        {Credo.Check.Refactor.PipeChainStart,
+         [excluded_argument_types: [:atom, :binary, :fn, :keyword], excluded_functions: []]},
+        {Credo.Check.Refactor.UnlessWithElse, []},
+
+        #
+        ## Warnings
+        #
+        {Credo.Check.Warning.BoolOperationOnSameValues, []},
+        {Credo.Check.Warning.ExpensiveEmptyEnumCheck, []},
+        {Credo.Check.Warning.IExPry, []},
+        {Credo.Check.Warning.IoInspect, []},
+        {Credo.Check.Warning.LazyLogging, []},
+        {Credo.Check.Warning.OperationOnSameValues, []},
+        {Credo.Check.Warning.OperationWithConstantResult, []},
+        {Credo.Check.Warning.UnusedEnumOperation, []},
+        {Credo.Check.Warning.UnusedFileOperation, []},
+        {Credo.Check.Warning.UnusedKeywordOperation, []},
+        {Credo.Check.Warning.UnusedListOperation, []},
+        {Credo.Check.Warning.UnusedPathOperation, []},
+        {Credo.Check.Warning.UnusedRegexOperation, []},
+        {Credo.Check.Warning.UnusedStringOperation, []},
+        {Credo.Check.Warning.UnusedTupleOperation, []},
+        {Credo.Check.Warning.RaiseInsideRescue, []},
+
+        #
+        # Controversial and experimental checks (opt-in, just remove `, false`)
+        #
+        {Credo.Check.Refactor.ABCSize, false},
+        {Credo.Check.Refactor.AppendSingleItem, false},
+        {Credo.Check.Refactor.VariableRebinding, false},
+        {Credo.Check.Warning.MapGetUnsafePass, false},
+        {Credo.Check.Consistency.MultiAliasImportRequireUse, false},
+
+        #
+        # Deprecated checks (these will be deleted after a grace period)
+        #
+        {Credo.Check.Readability.Specs, false}
+
+        #
+        # Custom checks can be created using `mix credo.gen.check`.
+        #
+      ]
+    }
+  ]
+}

.dockerignore

@@ -0,0 +1,5 @@
+*.sw*
+.DS_Store
+Dockerfile
+README.md
+docs

.formatter.exs

@@ -0,0 +1,4 @@
+[
+  import_deps: [:phoenix, :typed_struct],
+  inputs: ["{mix,.formatter}.exs", "{config,lib,test}/**/*.{ex,exs}"]
+]

.gitignore

@@ -0,0 +1,23 @@
+# The directory Mix will write compiled artifacts to.
+/_build/
+
+# If you run "mix test --cover", coverage assets end up here.
+/cover/
+
+# The directory Mix downloads your dependencies sources to.
+/deps/
+
+# Where 3rd-party dependencies like ExDoc output generated docs.
+/doc/
+
+# Ignore .fetch files in case you like to edit your project deps locally.
+/.fetch
+
+# If the VM crashes, it generates a dump, let's ignore it too.
+erl_crash.dump
+
+# Also ignore archive artifacts (built via "mix archive.build").
+*.ez
+
+# Local environment variables.
+.env

.travis.yml

@@ -0,0 +1,33 @@
+language: elixir
+
+cache:
+  directories:
+    - ~/.hex
+    - ~/.mix
+    - _build
+
+elixir:
+  - 1.8.1
+
+otp_release:
+  - 21.2
+
+install:
+  - mix local.hex --force
+  - mix local.rebar --force
+  - mix deps.get
+
+script:
+  - mix compile
+  - mix coveralls --trace
+  - travis_wait 20 mix dialyzer --halt-exit-status
+  # - mix dialyzer --halt-exit-status
+  - mix format --check-formatted
+  - mix credo -a
+
+# Leave only .plt files in build
+before_cache:
+  - mix deps.clean --all --build
+  - mix clean --build
+
+sudo: false

CONTRIBUTING.md

@@ -0,0 +1,10 @@
+# Contributing
+
+- Check out the latest master to make sure the feature hasn't been implemented or the bug hasn't been fixed yet.
+- Check out the issue tracker to make sure someone already hasn't requested it and/or contributed it.
+- Fork the project.
+- Start a feature/bugfix branch.
+- Commit and push until you are happy with your contribution.
+- Don't forget to rebase with branch master in main project before submit the pull request.
+- Make sure to add tests for it.
+- Please don't change the mix file, version, or history.

Dockerfile

@@ -0,0 +1,62 @@
+# The version of Alpine to use for the final image
+# This should match the version of Alpine that the `elixir:*-alpine` image uses
+ARG ALPINE_VERSION=3.9
+
+FROM elixir:1.8-alpine AS builder
+
+# The following are build arguments used to change variable parts of the image.
+# The name of your application/release (required)
+ARG APP_NAME
+# The version of the application we are building (required)
+ARG APP_VERSION
+# The environment to build with
+ARG MIX_ENV=prod
+
+ENV APP_NAME=${APP_NAME} \
+    APP_VERSION=${APP_VERSION} \
+    MIX_ENV=${MIX_ENV}
+
+# By convention, /opt is typically used for applications
+WORKDIR /opt/app
+
+# This step installs all the build tools we'll need
+RUN apk update && \
+  apk upgrade --no-cache && \
+  apk add --no-cache git build-base && \
+  mix local.rebar --force && \
+  mix local.hex --force
+
+# This copies our app source code into the build container
+COPY . .
+
+RUN mix do deps.get, deps.compile, compile
+
+RUN \
+  mkdir -p /opt/built && \
+  mix release --verbose && \
+  cp _build/${MIX_ENV}/rel/${APP_NAME}/releases/${APP_VERSION}/${APP_NAME}.tar.gz /opt/built && \
+  cd /opt/built && \
+  tar -xzf ${APP_NAME}.tar.gz && \
+  rm ${APP_NAME}.tar.gz
+
+# From this line onwards, we're in a new image, which will be the image used in production
+FROM alpine:${ALPINE_VERSION}
+
+# The name of your application/release (required)
+ARG APP_NAME
+
+RUN apk update && \
+    apk add --no-cache \
+      bash \
+      openssl-dev
+
+ENV APP_NAME=${APP_NAME}
+
+
+WORKDIR /opt/app
+
+COPY --from=builder /opt/built .
+
+VOLUME ["/opt/app/data"]
+
+CMD trap 'exit' INT; /opt/app/bin/${APP_NAME} foreground