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{
# general
lib
, resholve
, bash
, doCheck ? true
, doInstallCheck ? true
# variant-specific
, variant
, version
, branch
, src
, fake ? false
, keep
}:
let
# extracting this so that it's trivial to test in other shells
installCheck = shell:
''
echo "testing bashup.events in ${shell}"
${shell} <<'EOF'
source $out/bin/bashup.events
neat(){
echo $0: Hi from event \'test event\'. I can have both $1 and $2 arguments.
exit 0
}
event on "test event" @2 neat curried
echo event registered
event emit "test event" runtime
exit 1 # fail if emitting event didn't exit clean
EOF
'';
in
resholve.mkDerivation rec {
# bashup.events doesn't version yet but it has two variants with
# differing features/performance characteristics:
# - branch master: a variant for bash 3.2+
# - branch bash44: a variant for bash 4.4+
pname = "bashup-events${variant}-unstable";
# should be YYYY-MM-DD
inherit version;
inherit src;
installPhase = ''
runHook preInstall
install -Dt $out/bin bashup.events
runHook postInstall
'';
inherit doCheck;
nativeCheckInputs = [ bash ];
checkPhase = ''
runHook preCheck
${bash}/bin/bash -n ./bashup.events
${bash}/bin/bash ./bashup.events
runHook postCheck
'';
solutions = {
events = {
inputs = [ ];
interpreter = "none";
scripts = [ "bin/bashup.events" ];
inherit keep;
} // lib.optionalAttrs (lib.isAttrs fake) { inherit fake; };
};
inherit doInstallCheck;
nativeInstallCheckInputs = [ bash ];
installCheckPhase = ''
runHook preInstallCheck
${installCheck "${bash}/bin/bash"}
runHook postInstallCheck
'';
meta = with lib; {
inherit branch;
description = "An event listener/callback API for creating extensible bash programs";
homepage = "https://github.com/bashup/events";
license = licenses.cc0;
maintainers = with maintainers; [ abathur ];
platforms = platforms.all;
};
}
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