/
Panda.pm
274 lines (238 loc) · 9.46 KB
/
Panda.pm
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use v6;
use Panda::Common;
use Panda::Ecosystem;
use Panda::Fetcher;
use Panda::Builder;
use Panda::Tester;
use Panda::Installer;
use Panda::Bundler;
use Panda::Reporter;
use Panda::Project;
use Shell::Command;
use JSON::Fast;
use File::Which :whence;
sub tmpdir {
state $i = 0;
".panda-work/{time}_{$i++}".IO.absolute
}
class Panda {
has $.ecosystem;
has $.fetcher = Panda::Fetcher.new;
has $.builder = Panda::Builder.new;
has $.tester = Panda::Tester.new;
has $.installer = Panda::Installer.new;
has $.bundler = Panda::Bundler.new;
multi method announce(Str $what) {
say "==> $what"
}
multi method announce('fetching', Panda::Project $p) {
self.announce: "Fetching {$p.name}"
}
multi method announce('building', Panda::Project $p) {
self.announce: "Building {$p.name}"
}
multi method announce('testing', Panda::Project $p) {
self.announce: "Testing {$p.name}"
}
multi method announce('installing', Panda::Project $p) {
self.announce: "Installing {$p.name}"
}
multi method announce('success', Panda::Project $p) {
self.announce: "Successfully installed {$p.name}"
}
multi method announce('depends', Pair $p) {
self.announce: "{$p.key.name} depends on {$p.value.join(", ")}"
}
method project-from-local(Str() $proj) {
my $metafile = find-meta-file($proj);
if $proj.IO ~~ :d and $metafile {
if $proj !~~ rx{'/'|'.'|'\\'} {
die X::Panda.new($proj, 'resolve',
"Possibly ambiguous module name requested."
~ " Please specify at least one slash if you really mean to install"
~ " from local directory (e.g. ./$proj)")
}
my $mod = from-json slurp $metafile;
$mod<source-url> = $proj;
return Panda::Project.new(
name => $mod<name>,
version => $mod<version>,
dependencies => (flat @($mod<depends>//Empty), @($mod<test-depends>//Empty), @($mod<build-depends>//Empty)).unique.Array,
metainfo => $mod,
);
}
return False;
}
method project-from-git(Str() $proj, $tmpdir) {
if $proj ~~ m{^git\:\/\/} {
mkpath $tmpdir;
$.fetcher.fetch($proj, $tmpdir);
my $mod = from-json slurp find-meta-file($tmpdir);
$mod<source-url> = ~$tmpdir;
return Panda::Project.new(
name => $mod<name>,
version => $mod<version>,
dependencies => (flat @($mod<depends>//Empty), @($mod<test-depends>//Empty), @($mod<build-depends>//Empty)).unique.Array,
metainfo => $mod,
);
}
return False;
}
method look(Panda::Project $bone) {
my $dir = tmpdir();
self.announce('fetching', $bone);
my $source = $bone.metainfo<source-url>
// $bone.metainfo<support><source>;
unless $source {
die X::Panda.new($bone.name, 'fetch', 'source-url meta info missing')
}
unless $_ = $.fetcher.fetch($source, $dir) {
die X::Panda.new($bone.name, 'fetch', $_)
}
my $shell = %*ENV<SHELL>;
$shell ||= %*ENV<ComSpec>
if $*DISTRO.is-win;
if $shell {
my $*CWD = $dir;
self.announce("Entering $dir with $shell\n");
shell $shell or fail "Unable to invoke shell: $shell"
} else {
self.announce("You don't seem to have a SHELL");
}
}
method !check-perl-version(Panda::Project $bone) {
if $bone.metainfo<perl> -> $perl-version-str is copy {
note "Please remove leading 'v' from perl version in {$bone.Str}'s meta info."
if $perl-version-str ~~ s/^v//; # remove superfluous leading "v"
my $perl-version = Version.new($perl-version-str);
use MONKEY-SEE-NO-EVAL;
my Bool $supported = try { EVAL "use { $perl-version.gist }"; True };
die "$bone requires Perl version $perl-version-str. Cannot continue."
unless $supported;
}
}
method uninstall(Panda::Project $bone is copy, :$prefix) {
my $bmeta = $bone.metainfo;
my $short-name = $bmeta<name>;
my $ver = $bmeta<ver> // $bmeta<version> // '';
my $auth = $bmeta<auth> // $bmeta<author> // $bmeta<authority> // '';
my $api = $bmeta<api> // '';
my $comp-unit = $*REPO.resolve(CompUnit::DependencySpecification.new(:$short-name, :$ver, :$auth, :$api));
die "{$short-name} not installed" unless $comp-unit.defined;
$comp-unit.repo.uninstall($comp-unit.distribution);
my $s = Panda::Project::State::absent;
$.ecosystem.project-set-state($bone, $s);
}
method install(Panda::Project $bone is copy, $nodeps, $notests,
Bool() $isdep, :$rebuild = True, :$prefix, Bool :$force) {
my $cwd = $*CWD;
my $dir = tmpdir();
my $reports-file = ($.ecosystem.statefile.IO.dirname ~ '/reports.' ~ $*PERL.compiler.version).IO;
self.announce('fetching', $bone);
my $source = $bone.metainfo<source-url>
// $bone.metainfo<support><source>;
unless $source {
die X::Panda.new($bone.name, 'fetch', 'source-url meta info missing')
}
unless $_ = $.fetcher.fetch($source, $dir) {
die X::Panda.new($bone.name, 'fetch', $_)
}
$bone.update-from-meta-file(find-meta-file(~$dir));
self!check-perl-version($bone);
self.announce('building', $bone);
unless $_ = $.builder.build($dir, :$bone) {
die X::Panda.new($bone.name, 'build', $_)
}
unless $notests {
self.announce('testing', $bone);
my %args =();
if whence('prove6') {
if $*DISTRO.name eq 'mswin32' {
%args = prove-command => 'prove6.bat';
}
else {
%args = prove-command => 'prove6';
}
}
%args = prove-command => %*ENV<PROVE_COMMAND> if %*ENV<PROVE_COMMAND>;
unless $_ = $.tester.test($dir, :$bone, |%args) {
die X::Panda.new($bone.name, 'test', $_, :$bone)
}
}
self.announce('installing', $bone);
$.installer.install($dir, $prefix, :$bone, :$force);
my $s = $isdep ?? Panda::Project::State::installed-dep
!! Panda::Project::State::installed;
$.ecosystem.project-set-state($bone, $s);
self.announce('success', $bone);
Panda::Reporter.new( :$bone, :$reports-file ).submit;
chdir $cwd;
rm_rf $dir;
CATCH {
Panda::Reporter.new( :$bone, :$reports-file ).submit;
chdir $cwd;
rm_rf $dir;
}
}
method get-deps(Panda::Project $bone) {
my @bonedeps = $bone.dependencies.grep(*.defined).map({
next if $_ eq 'Test' | 'NativeCall' | 'nqp' | 'lib' | 'MONKEY-TYPING'; # XXX Handle dists properly that are shipped by a compiler.
$.ecosystem.get-project($_)
or die X::Panda.new($bone.name, 'resolve',
"Dependency $_ is not present in the module ecosystem")
}).grep({
$.ecosystem.project-get-state($_) == Panda::Project::State::absent
});
return Empty unless +@bonedeps;
self.announce('depends', $bone => @bonedeps».name);
my @deps;
for @bonedeps -> $p {
@deps.append: flat self.get-deps($p), $p;
}
return @deps;
}
method resolve(Str() $proj is copy, Bool :$nodeps, Bool :$notests, Bool :$force,
:$action = 'install', Str :$prefix) {
my $tmpdir = tmpdir();
LEAVE { rm_rf $tmpdir if $tmpdir.IO.e }
mkpath $tmpdir;
my $bone = self.project-from-local($proj);
# Warn users that it's from a local directory,
# may not be what they wanted
self.announce: "Installing {$bone.name} "
~ "from a local directory '$proj'"
if $bone and $action eq 'install';
$bone ||= self.project-from-git($proj, $tmpdir);
if $bone {
$.ecosystem.add-project($bone);
$proj = $bone.name;
} else {
$bone = $.ecosystem.get-project($proj);
}
if not $bone {
sub die($m) { X::Panda.new($proj, 'resolve', $m).throw }
my $suggestion = $.ecosystem.suggest-project($proj);
$suggestion = $suggestion ?? " Maybe you meant $suggestion?" !! '';
die qq[Project $proj not found in the ecosystem.$suggestion Maybe try "panda update" first?];
}
unless $nodeps {
my @deps = self.get-deps($bone).unique;
@deps.=grep: {
$.ecosystem.project-get-state($_)
== Panda::Project::absent
};
self.install($_, $nodeps, $notests, 1, :$prefix, :$force) for @deps;
}
given $action {
when 'install' {
self.install($bone, $nodeps, $notests, 0, :$prefix, :$force);
}
when 'uninstall' {
self.uninstall($bone, :$prefix);
}
when 'install-deps-only' { }
when 'look' { self.look($bone) };
}
}
}
# vim: ft=perl6