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Gaël Deest 910a3ae7ec Upgrade GHCJS to 8.6
This allows us to deprecate GHCJS 8.4 (which makes sense, as vanilla GHC
< 8.6 is already deprecated).

We re-use GHCJS from reflex-platform, which unfortunately isn't
up-to-date with latest GHC and is only 8.6. The benefit of using
reflex-platform is that it provides nix expressions for GHCJS + a binary
nix cache.

reflex-platform patches text to use a JS-String based internal
representation for performance reasons, so we provide a few haskell
dependencies from reflex-platform as well:

- hashable
- attoparsec

As those rely on text's internal representation but have been patched
for reflex-platform.
2021-10-10 22:53:26 +02:00
.github Upgrade GHCJS to 8.6 2021-10-10 22:53:26 +02:00
changelog.d Servant docs curl (#1401) 2021-08-19 13:11:00 +02:00
doc Use GHC 8.10.7 for CI and in Cabal metadata 2021-10-02 23:51:25 +02:00
nix Upgrade GHCJS to 8.6 2021-10-10 22:53:26 +02:00
servant remove tested-with (GHC < 8.6.5) from cabal 2021-10-02 13:13:33 +02:00
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servant-client-core remove tested-with (GHC < 8.6.5) from cabal 2021-10-02 13:13:33 +02:00
servant-client-ghcjs Allow bytestring-0.11 (#1386) 2020-12-16 11:04:49 +01:00
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.gitignore Servant docs curl (#1401) 2021-08-19 13:11:00 +02:00
.stylish-haskell.yaml Reformat servant 2018-03-11 17:58:31 +02:00
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CONTRIBUTING.md Fix typos and grammar (#1304) 2020-06-06 00:43:51 -04:00
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setup.py Add simple setup.py for RTD 2018-07-06 12:02:00 +03:00
sources.txt Support http-client’s CookieJar in servant-client 2018-01-26 18:45:52 +02:00
stack-ghcjs.yaml Add stack file for testing GHCJS. 2018-03-19 16:26:57 +01:00
stack.yaml Add serveWithContextT, ServerContext (#1441) 2021-08-21 19:15:02 +02:00
stack.yaml.lock Add serveWithContextT, ServerContext (#1441) 2021-08-21 19:15:02 +02:00
streaming-benchmark.sh Refactor Stream stuff 2018-11-05 15:48:47 +02:00

servant - A Type-Level Web DSL

servant

Getting Started

We have a tutorial that introduces the core features of servant. After this article, you should be able to write your first servant webservices, learning the rest from the haddocks' examples.

The core documentation can be found here. Other blog posts, videos and slides can be found on the website.

If you need help, drop by the IRC channel (#haskell-servant on libera.chat) or mailing list.

Contributing

See CONTRIBUTING.md

Release process outline (by phadej)

  • Update changelog and bump versions in master
    • git log --oneline v0.12.. | grep 'Merge pull request' is a good starting point (use correct previous release tag)
  • Create a release branch, e.g. release-0.13
    • Release branch is useful for backporting fixes from master
  • Smoke test in servant-universe
    • git submodule foreach git checkout master and git submodule foreach git pull to get newest of everything.
    • cabal new-build --enable-tests all to verify that everything builds, and cabal new-test all to run tests
      • It's a good idea to separate these steps, as tests often pass, if they compile :)
    • See cabal.project to selectively allow-newer
    • If some packages are broken, on your discretisation there are two options:
      • Fix them and make PRs: it's a good idea to test against older servant version too.
      • Temporarily comment out broken package
    • If you make a commit for servant-universe, you can use it as submodule in private projects to test even more
  • When ripples are cleared out:
    • git tag -s the release
    • git push --tags
    • cabal sdist and cabal upload

TechEmpower framework benchmarks

We develop and maintain the servant TFB entry in https://github.com/haskell-servant/FrameworkBenchmarks/

To verify (i.e. compile and test that it works)

./tfb --mode verify --test servant servant-beam servant-psql-simple --type json plaintext db fortune

To compare with warp

./tfb --mode benchmark --test warp servant servant-beam servant-psql-simple --type json plaintext db fortune

To compare with reitit (Clojure framework)

./tfb --mode benchmark --test reitit reitit-async reitit-jdbc servant servant-beam servant-psql-simple --type json plaintext db fortune

You can see the visualised results at https://www.techempower.com/benchmarks/#section=test

Nix

A developer shell.nix file is provided in the nix directory

See nix/README.md