Setup CircleCI + Esy (#1)

.circleci/config.yml

@@ -0,0 +1,162 @@
+version: 2
+
+common_cache_key: &common_cache_key
+  key: dependency-cache-{{ checksum "../ocaml-version" }}-{{ checksum ".circleci/config.yml" }}-{{ checksum "websocketaf.opam" }}-{{ checksum "websocketaf-async.opam" }}-{{ checksum "websocketaf-lwt.opam" }}-{{ checksum "websocketaf-lwt.opam" }}
+
+esy_cache_key: &esy_cache_key
+  key: esy-cache-{{ checksum "esy.json" }}-{{ checksum "../esy-checksum" }}-{{ checksum ".circleci/config.yml" }}
+
+esy_post_build_cache_key: &esy_post_build_cache_key
+  key: esy-post-build-cache-{{ checksum "esy.json" }}-{{ checksum "../esy-checksum" }}-{{ checksum ".circleci/config.yml" }}
+
+opam-steps: &opam-steps
+  steps:
+    - checkout
+    - run:
+        name: "Pull Submodules"
+        command: git submodule update --init --recursive
+    - run:
+        name: "Note OCAML_VERSION for cache"
+        command: echo $OCAML_VERSION > ../ocaml-version
+    - restore_cache:
+        <<: *common_cache_key
+    - run:
+        name: "Initialize opam"
+        command: |
+          sudo apt-get install -y m4
+          opam init --auto-setup --dot-profile=~/.bash_profile
+          opam remote add ocamlorg https://opam.ocaml.org || true
+          opam remote remove default || true
+    - run:
+        name: "Install deps"
+        command: |
+          sudo apt-get install -y pkg-config libgmp-dev autotools-dev autoconf lsof libssl-dev
+          opam update
+          opam install -y dune
+          opam pin add httpaf git+https://github.com/anmonteiro/httpaf#fork
+          opam pin add httpaf-lwt git+https://github.com/anmonteiro/httpaf#fork
+          opam pin add httpaf-lwt-unix git+https://github.com/anmonteiro/httpaf#fork
+          opam pin add httpaf-async git+https://github.com/anmonteiro/httpaf#fork
+          opam install -t --deps-only .
+    - run:
+        name: 'Clean'
+        command: rm -rf ./_build
+    - save_cache:
+        <<: *common_cache_key
+        paths:
+          - ~/.opam
+    - run:
+        name: 'Test'
+        command: |
+          eval `opam config env`
+          dune build @all
+          dune runtest --no-buffer
+    - run:
+        name: 'Check git is clean'
+        command: git diff --exit-code
+
+jobs:
+  4.04.2:
+    docker:
+      - image: ocaml/opam2:debian-9-ocaml-4.04
+    environment:
+      - TERM: dumb
+      - OCAML_VERSION: "4.04.2"
+      - OPAMSOLVERTIMEOUT: "360"
+    <<: *opam-steps
+  4.05.0:
+    docker:
+      - image: ocaml/opam2:debian-9-ocaml-4.05
+    environment:
+      - TERM: dumb
+      - OCAML_VERSION: "4.05.0"
+    <<: *opam-steps
+  4.06.1:
+    docker:
+      - image: ocaml/opam2:debian-9-ocaml-4.06
+    environment:
+      - TERM: dumb
+      - OCAML_VERSION: "4.06.1"
+    <<: *opam-steps
+  4.07.1:
+    docker:
+      - image: ocaml/opam2:debian-9-ocaml-4.07
+    environment:
+      - TERM: dumb
+      - OCAML_VERSION: "4.07.1"
+    <<: *opam-steps
+  esy:
+    docker:
+      - image: circleci/node:11.9
+    environment:
+      - TERM: dumb
+      - NPM_CONFIG_PREFIX: "~/.npm-global"
+    steps:
+      - checkout
+      - run:
+          name: "Pull Submodules"
+          command: git submodule update --init --recursive
+      - run:
+          name: 'Note esy.lock checksum for cache'
+          command: find esy.lock -type f -exec md5sum {} \; | sort -k 2 | md5sum > ../esy-checksum
+      - restore_cache:
+          <<: *esy_cache_key
+      - restore_cache:
+          <<: *esy_post_build_cache_key
+      - run:
+          name: "Install esy + system deps"
+          command: |
+            sudo apt-get install texinfo autotools-dev autoconf
+            npm install -g esy
+      - run:
+          name: 'esy install'
+          command: ~/.npm-global/bin/esy install
+      - save_cache:
+          <<: *esy_cache_key
+          paths:
+            - ~/.npm-global
+            - ~/.esy
+      - run:
+          name: 'esy build'
+          command: ~/.npm-global/bin/esy b dune build @all
+      - run:
+          name: 'esy test'
+          command: ~/.npm-global/bin/esy b dune runtest --no-buffer
+      # Use both pre and post build caches so that we're more likely
+      # to have dependencies cached. `esy build` is more likely to fail,
+      # so this will make the push that fixes the build faster
+      - save_cache:
+          <<: *esy_post_build_cache_key
+          paths:
+            - ~/.esy
+            - node_modules
+
+workflows:
+  version: 2
+  build-deploy:
+    jobs:
+      - 4.04.2:
+          filters:
+            branches:
+              ignore:
+                - gh-pages
+      - 4.05.0:
+          filters:
+            branches:
+              ignore:
+                - gh-pages
+      - 4.06.1:
+          filters:
+            branches:
+              ignore:
+                - gh-pages
+      - 4.07.1:
+          filters:
+            branches:
+              ignore:
+                - gh-pages
+      - esy:
+          filters:
+            branches:
+              ignore:
+                - gh-pages

.gitignore

@@ -7,3 +7,5 @@ lib_test/tests_
 *.docdir
 .merlin
 *.install
+node_modules
+_esy

async/dune

@@ -1,6 +1,6 @@
 (library
- (name        websocketaf_async)
+ (name websocketaf_async)
  (public_name websocketaf-async)
- (libraries
-   async core angstrom-async faraday-async websocketaf digestif.ocaml base64)
- (flags (:standard -safe-string)))
+ (libraries async core faraday-async websocketaf digestif.ocaml base64)
+ (flags
+  (:standard -safe-string)))

async/websocketaf_async.mli

@@ -1,4 +1,3 @@
-open! Core
 open Async
 
 module Client : sig

esy.json

@@ -0,0 +1,35 @@
+{
+  "name": "websocketaf",
+  "version": "0.1.0",
+  "license": "BSD-3-clause",
+  "repository": "git+https://github.com/anmonteiro/websocketaf",
+  "dependencies": {
+    "ocaml": "4.8.0",
+    "@opam/dune": "*",
+    "@opam/lwt": "*",
+    "@opam/bigstringaf": "*",
+    "@opam/angstrom": "*",
+    "@opam/faraday": "*",
+    "@opam/faraday-async": "*",
+    "@opam/faraday-lwt-unix": "*",
+    "@opam/async": "*",
+    "@opam/httpaf": "*",
+    "@opam/httpaf-lwt": "*",
+    "@opam/httpaf-lwt-unix": "*",
+    "@opam/httpaf-async": "*",
+    "@opam/base64": "*",
+    "@opam/digestif": "*"
+  },
+  "devDependencies": {
+    "@opam/alcotest": "*",
+    "@opam/merlin": "*",
+    "@opam/odoc": "*"
+  },
+  "resolutions": {
+    "@opam/conf-openssl": "esy-packages/esy-openssl#dafe9ad",
+    "@opam/httpaf": "anmonteiro/httpaf:httpaf.opam#372c376",
+    "@opam/httpaf-lwt": "anmonteiro/httpaf:httpaf-lwt.opam#372c376",
+    "@opam/httpaf-lwt-unix": "anmonteiro/httpaf:httpaf-lwt-unix.opam#372c376",
+    "@opam/httpaf-async": "anmonteiro/httpaf:httpaf-async.opam#372c376"
+  }
+}

esy.lock/.gitattributes

@@ -0,0 +1,3 @@
+
+# Set eol to LF so files aren't converted to CRLF-eol on Windows.
+* text eol=lf

esy.lock/.gitignore

@@ -0,0 +1,3 @@
+
+# Reset any possible .gitignore, we want all esy.lock to be un-ignored.
+!*