homebrew-core/Formula/elm.rb
2019-11-30 21:38:13 -05:00

73 lines
2.1 KiB
Ruby

require "language/haskell"
class Elm < Formula
include Language::Haskell::Cabal
desc "Functional programming language for building browser-based GUIs"
homepage "https://elm-lang.org"
url "https://github.com/elm/compiler/archive/0.19.1.tar.gz"
sha256 "aa161caca775cef1bbb04bcdeb4471d3aabcf87b6d9d9d5b0d62d3052e8250b1"
bottle do
cellar :any_skip_relocation
sha256 "e1bbfe4ff7deba3ed60eb55b81b86b6d3346325bea584802ca1212369f0fa0bb" => :catalina
sha256 "288eeb47caccfaa9bae220492cee8de7206d40b7760e1e309a139a2398f9710d" => :mojave
sha256 "7fb65ff925701c39bbc7d9a5099cd88f10a56949ae019bc8817035ed1d56edbd" => :high_sierra
end
depends_on "cabal-install" => :build
depends_on "ghc@8.6" => :build
def install
# elm-compiler needs to be staged in a subdirectory for the build process to succeed
(buildpath/"elm-compiler").install Dir["*"]
cabal_sandbox do
cabal_sandbox_add_source "elm-compiler"
cabal_install "--only-dependencies", "--force-reinstalls", "elm"
cabal_install "--prefix=#{prefix}", "elm"
end
end
test do
# create elm.json
elm_json_path = testpath/"elm.json"
elm_json_path.write <<~EOS
{
"type": "application",
"source-directories": [
"."
],
"elm-version": "0.19.1",
"dependencies": {
"direct": {
"elm/browser": "1.0.0",
"elm/core": "1.0.0",
"elm/html": "1.0.0"
},
"indirect": {
"elm/json": "1.0.0",
"elm/time": "1.0.0",
"elm/url": "1.0.0",
"elm/virtual-dom": "1.0.0"
}
},
"test-dependencies": {
"direct": {},
"indirect": {}
}
}
EOS
src_path = testpath/"Hello.elm"
src_path.write <<~EOS
module Hello exposing (main)
import Html exposing (text)
main = text "Hello, world!"
EOS
out_path = testpath/"index.html"
system bin/"elm", "make", src_path, "--output=#{out_path}"
assert_predicate out_path, :exist?
end
end