Reasonably assumptive-but-works chooser of exported dep

1 files changed, 250 insertions, 98 deletions

diff --git a/scripts/show_deptree.pl b/scripts/show_deptree.pl
index 14f221b38..8b7889665 100755
--- a/scripts/show_deptree.pl
+++ b/scripts/show_deptree.pl
@@ -36,7 +36,7 @@ if ( $flags->{help} or $singleflags->{h} ) { print help(); exit 0; }
 # usage:
 #
 # gen_ebuild.pl DOY/Moose-2.0301-TRIAL
-# 
+#
 my ($release) = shift(@ARGV);
 
 *STDOUT->binmode(':utf8');
@@ -46,8 +46,8 @@ my %phases;
 my %modules;
 my %providers;
 
-my $dep_phases = get_dep_phases( $release );
-%phases = %{ $dep_phases->{phases} };
+my $dep_phases = get_dep_phases($release);
+%phases  = %{ $dep_phases->{phases} };
 %modules = %{ $dep_phases->{modules} };
 
 use Data::Dump qw( pp );
@@ -56,28 +56,29 @@ use Try::Tiny;
 use version ();
 
 sub provider_map {
-  my ( $module , $version ) = @_;
-  my @providers =  metacpan->find_dist_simple( $module );
+  my ( $module, $version ) = @_;
+  my @providers = metacpan->find_dist_simple($module);
   my %moduleprov;
- 
 
-  my %specialvs; 
+  my %specialvs;
 
-  my $wanted_version = version->parse( $version );
+  my $wanted_version = version->parse($version);
 
-  for my $provider ( @providers ) {
+  for my $provider (@providers) {
 
-    next if $provider->{status} eq 'backpan';
+    #next if $provider->{status}   eq 'backpan';
     next if $provider->{maturity} eq 'developer';
-#    pp $provider;
 
-    my $dist = $provider->{distribution};
+    #    pp $provider;
+
+    my $dist  = $provider->{distribution};
     my $distv = $provider->{version} // 'undef';
     my $gv    = 'undef';
-    if ( $distv ne 'undef' ){
+    if ( $distv ne 'undef' ) {
       try {
-        $gv = gentooize_version( $distv , { lax => 1 } );
-      } catch {
+        $gv = gentooize_version( $distv, { lax => 1 } );
+      }
+      catch {
         $gv = '???';
       };
     }
@@ -87,46 +88,41 @@ sub provider_map {
     $moduleprov{$dist} //= [];
 
     my @provided_matching_mods;
-    for my $mod ( @{ $provider->{'_source.module' } } ) {
+    for my $mod ( @{ $provider->{'_source.module'} } ) {
       next unless $mod->{name} eq $module;
       my $modv = $mod->{version} // 'undef';
 
       my $got_version = version->parse( $mod->{version} );
 
-     my $dv = $distv;
-      #if( $distv ne $modv ) { 
-        $dv = sprintf "%s ( %s ) => \"%s\"" , $distv , $gv, $modv;
-      #}
-      # specials 
-      
-      $specialvs{newest} //= {};
-      $specialvs{oldest} //= {};
-      $specialvs{closest} //= {};
+      my $dv = $distv;
+      $dv = sprintf "%s ( %s ) => \"%s\"", $distv, $gv, $modv;
+
+      # specials
+
+      $specialvs{newest}   //= {};
+      $specialvs{oldest}   //= {};
+      $specialvs{closest}  //= {};
       $specialvs{closestx} //= {};
-      $specialvs{latest} = [ $dist , $dv ] if not exists $specialvs{latest};
+      $specialvs{latest} = [ $dist, $dv ] if not exists $specialvs{latest};
       $specialvs{newest}->{$dist} = $dv if not exists $specialvs{newest}->{$dist};
-      $specialvs{oldest}->{$dist} = $dv; 
+      $specialvs{oldest}->{$dist} = $dv;
 
-      #     *STDERR->printf("\e[99m%s > %s , %s\n", $got_version, $wanted_version,  $got_version > $wanted_version );
+      if ( not defined $version or $got_version >= $wanted_version ) {
 
-      if ( not defined $version or $got_version >= $wanted_version  ){
-#        *STDERR->printf("\e[99m%s > %s , %s x2\n", $got_version, $version , 1 );
         if ( not defined $specialvs{closestx}->{$dist} ) {
-#         *STDERR->printf("\e[99m%s > %s => set \n", $got_version, $version );
           $specialvs{closestx}->{$dist} = $got_version;
-          $specialvs{closest}->{$dist} = $dv;
-        } else {
-          if( $specialvs{closestx}->{$dist} >= $got_version ) {
-#           *STDERR->printf("\e[99m%s > %s => << \n", $got_version, $version );
-
+          $specialvs{closest}->{$dist}  = $dv;
+        }
+        else {
+          if ( $specialvs{closestx}->{$dist} >= $got_version ) {
             $specialvs{closestx}->{$dist} = $got_version;
-            $specialvs{closest}->{$dist} = $dv;
-
+            $specialvs{closest}->{$dist}  = $dv;
           }
         }
       }
-     #
- 
+
+      #
+
       push @provided_matching_mods, $dv
         if $mod->{name} eq $module;
     }
@@ -135,108 +131,264 @@ sub provider_map {
   return \%moduleprov, \%specialvs;
 }
 
+sub handle_declaration {
+  my ( $release, $module, $declaration, $output ) = @_;
 
-for my $module ( keys %modules ) {
-  for my $declaration ( @{ $modules{$module} } ) {
+  my $depstring = $module;
+  if ( $declaration->[1] ne '0.0.0' ) {
+    $depstring .= " " . $declaration->[0] . " ( " . $declaration->[1] . " ) ";
+  }
 
-    my $depstring = $module;
-    if ( $declaration->[1] ne '0.0.0' ) {
-      $depstring .= " " . $declaration->[0] . " ( " . $declaration->[1] . " ) " ;
-    }
+  my $want_string = "$release -> " . $declaration->[2] . " " . $declaration->[3] . " " . $depstring;
 
-    my $want_string = "$release -> " . $declaration->[2] . " " . $declaration->[3] . " " . $depstring;
+  my ( $moduleprov, $specialvs ) = provider_map( $module, $declaration->[0] );
 
- 
-    my ( $moduleprov, $specialvs ) = provider_map( $module , $declaration->[0]);
+  my $to_pkg = sub {
+    my $pkg  = shift;
+    my $xpkg = gentooize_pkg($pkg);
+    if ( $declaration->[1] eq '0.0.0' ) {
+      return $xpkg;
+    }
+    return '\\>=' . $xpkg . '-' . $declaration->[1];
+  };
 
-    my $pc = scalar keys %$moduleprov;
+  my $pc = scalar keys %$moduleprov;
 
-    my $multi = ( $pc > 1 );
-    my $any   = ( $pc > 0 );
+  my $multi = ( $pc > 1 );
+  my $any   = ( $pc > 0 );
 
-    *STDOUT->printf("\e[1;93m%s\e[0m\n", $want_string );
+  $output->printf( "\e[1;93m%s\e[0m\n", $want_string );
 
-    
+  if ( not $any ) {
+    return $output->printf( "%sWARNING: NO PROVIDER FOUND FOR \"%s\"%s\n", "\e[1;91m", $module, "\e[0m" );
+  }
+  if ($multi) {
+    $output->printf( "%sWARNING: MULTIPLE PROVIDERS FOUND FOR \"%s\"%s\n", "\e[1;91m", $module, "\e[0m" );
+  }
 
-    if ( not $any ) {
-      *STDOUT->printf("%sWARNING: NO PROVIDER FOUND FOR \"%s\"%s\n", "\e[1;91m", $module, "\e[0m" );
-      next;
-    }
-    if( $multi ){
-      *STDOUT->printf("%sWARNING: MULTIPLE PROVIDERS FOUND FOR \"%s\"%s\n", "\e[1;91m", $module, "\e[0m" );
+  my $indent = " \e[1;92m*";
+  $indent = " \e[1;91m*" if $multi;
+
+  $output->printf(
+    "%s\e[1;95m latest: %s => %s ( %s )\n",
+    $indent,
+    @{ $specialvs->{latest} },
+    $to_pkg->( $specialvs->{latest}->[0] )
+  );
+
+  for my $prov ( keys %{$moduleprov} ) {
+    my $prefix = $depstring . ' in ' . $prov;
+    my $lines = xwrap( join q[, ], @{ $moduleprov->{$prov} } );
+    my (@slines) = split /$/m, $lines;
+    $_ =~ s/[\r\n]*//m for @slines;
+    $output->printf( " %s%s -> %s%s (%s)\n", "\e[1;92m", $depstring, "\e[0m\e[92m", $prov, gentooize_pkg($prov) );
+    $output->printf( "%s newest: %s\e[0m\n", $indent, $specialvs->{newest}->{$prov} );
+    $output->printf( "%s oldest: %s\e[0m\n", $indent, $specialvs->{oldest}->{$prov} );
+    my $v = $specialvs->{closest}->{$prov};
+    if ( not defined $v ) { $v = 'undef' }
+    $output->printf( "%s closest: %s\e[0m\n", $indent, $v );
+
+    for (@slines) {
+
+      $output->printf( "%s %s%s -> %s%s\n", $indent, "\e[1;94m", $prov, "\e[0m\e[94m", $_ );
     }
+  }
+  if ($multi) {
+    $output->print(" \e[1;91m-\n\n");
+  }
+  else {
+    $output->print(" \e[1;92m-\n\n");
+  }
 
+}
 
-    my $indent = " \e[1;92m*";
-    $indent = " \e[1;91m*" if $multi;
-
-    *STDOUT->printf("%s latest: %s => %s\n", $indent, @{ $specialvs->{latest} } );
-
-    for my $prov ( keys %{$moduleprov} ) {
-        my $prefix = $depstring . ' in ' . $prov;
-        my $lines = xwrap( join q[, ], @{$moduleprov->{ $prov } } );
-        my ( @slines ) = split /$/m , $lines;
-        $_ =~ s/[\r\n]*//m for @slines;
-       *STDOUT->printf(" %s%s -> %s%s\n", "\e[1;92m", $depstring, "\e[0m\e[92m" ,$prov);
-       *STDOUT->printf("%s newest: %s\e[0m\n", $indent, $specialvs->{newest}->{$prov});
-       *STDOUT->printf("%s oldest: %s\e[0m\n", $indent, $specialvs->{oldest}->{$prov});
-       my $v = $specialvs->{closest}->{$prov};
-       if( not defined $v ){ $v = 'undef' }
-       *STDOUT->printf("%s closest: %s\e[0m\n", $indent, $v );
-       for ( @slines ) {
+sub virtual($) {
+  my $i = shift;
+  return 'virtual/perl-' . $i;
+}
 
-         *STDOUT->printf("%s %s%s -> %s%s\n", $indent, "\e[1;94m", $prov , "\e[0m\e[94m", $_ );
-       }
-    }
-    if ( $multi ){
-      *STDOUT->print(" \e[1;91m-\n\n");
-    } else {
-     *STDOUT->print(" \e[1;92m-\n\n");
-    }
+sub gentooize_pkg {
+  my $pkg  = shift;
+  my %vmap = (
+    'perl'       => 'dev-lang/perl',
+    'perl_debug' => 'dev-lang/perl_debug',    # doesn't actually exist
+    (
+      map { $_, virtual $_ }
+        qw(
+        Archive-Tar
+        Attribute-Handlers
+        AutoLoader
+        CGI
+        Class-ISA
+        Compress-Raw-Bzip2
+        Compress-Raw-Zlib
+        CPAN-Meta
+        CPAN-Meta-YAML
+        Data-Dumper
+        DB_File
+        Digest-MD5
+        Digest-SHA
+        Encode
+        ExtUtils-CBuilder
+        ExtUtils-Command
+        ExtUtils-Install
+        ExtUtils-MakeMaker
+        ExtUtils-Manifest
+        ExtUtils-ParseXS
+        File-Path
+        File-Temp
+        Filter
+        Getopt-Long
+        i18n-langtags
+        IO
+        IO-Compress
+        IO-Zlib
+        IPC-Cmd
+        JSON-PP
+        libnet
+        Locale-MakeText-Simple
+        Math-BigInt
+        Math-BigInt-FastCalc
+        Memoize
+        MIME-Base64
+        Module-Build
+        Module-CoreList
+        Module-Load
+        Module-Load-Conditional
+        Module-Loaded
+        Module-Metadata
+        Module-Pluggable
+        Package-Constants
+        Params-Check
+        parent
+        Parse-CPAN-Meta
+        Perl-OSType
+        Pod-Escapes
+        podlators
+        Pod-Simple
+        Safe
+        Scalar-List-Utils
+        Storable
+        Switch
+        Sys-Syslog
+        Term-ANSIColor
+        Test
+        Test-Harness
+        Test-Simple
+        Text-Balanced
+        Text-Tabs+Wrap
+        Thread-Queue
+        threads
+        Thread-Semaphore
+        threads-shared
+        Time-HiRes
+        Time-Local
+        Time-Piece
+        version
+        Version-Requirements
+        XSLoader
+        )
+    ),
+    'Digest'          => virtual 'digest-base',
+    'PathTools'       => virtual 'File-Spec',
+    'Locale-MakeText' => virtual 'locale-maketext',
+    'Net-Ping'        => virtual 'net-ping',
+    'Pod-Parser'      => virtual 'PodParser',
+    ## Overlay
+    (
+      map { $_, virtual $_ }
+        qw(
+        Archive-Extract
+        B-Debug
+        B-Lint
+        constant
+        CPAN
+        CPANPLUS
+        CPANPLUS-Dist-Build
+        Devel-DProf
+        Devel-PPPort
+        Devel-SelfStubber
+        Dumpvalue
+        ExtUtils-Constant
+        ExtUtils-MakeMaker
+        File-Fetch
+        Filter-Simple
+        HTTP-Tiny
+        i18n-langtags
+        if
+        IPC-SysV
+        Log-Message
+        Log-Message-Simple
+        Math-Complex
+        Module-CoreList
+        NEXT
+        Object-Accessor
+        Pod-LaTeX
+        Pod-Perldoc
+        Pod-Plainer
+        SelfLoader
+        Term-UI
+        Unicode-Collate
+        Unicode-Normalize
+        )
+    ),
+  );
+
+  if ( exists $vmap{$pkg} ) {
+    return $vmap{$pkg};
+  }
+  return 'dev-perl/' . $pkg;
+}
 
-}}
+for my $module ( keys %modules ) {
+  for my $declaration ( @{ $modules{$module} } ) {
+    handle_declaration( $release, $module, $declaration, *STDOUT );
+  }
+}
 
 use Data::Dump qw( pp );
 use JSON qw( to_json encode_json );
+
 #say pp( \%modules,);# { pretty => 1 } );
 exit 1;
 
 sub xwrap {
-  local $Text::Wrap::break = qr/,/;
+  local $Text::Wrap::break    = qr/,/;
   local $Text::Wrap::overflow = 'huge';
-  local $Text::Wrap::columns = 128;
+  local $Text::Wrap::columns  = 128;
   $Text::Wrap::overflow = 'huge';
   my $pre = " ";
-  my $lines = wrap( $pre , $pre, @_ );
+  my $lines = wrap( $pre, $pre, @_ );
   return $lines;
 }
+
 sub clines {
-  my ( $c, $prefix , $lines ) = @_ ; 
+  my ( $c, $prefix, $lines ) = @_;
   $lines =~ s/^/$prefix>>$c/mg;
   $lines =~ s/$/\e[0m/mg;
   return $lines;
 }
 
 sub get_dep_phases {
-  my ( $release ) = shift;
+  my ($release) = shift;
   my %phases;
   my %modules;
   my ( $result, ) = get_deps($release);
   for my $dep ( @{ $result->{dependency} } ) {
-    my $phase = $dep->{phase};
-    my $module = $dep->{module};
+    my $phase    = $dep->{phase};
+    my $module   = $dep->{module};
     my $required = ( $dep->{relationship} eq 'requires' );
 
     next unless $required;
-   next if $phase eq 'develop';
+    next if $phase eq 'develop';
 
-    $phases{$phase} //= [];
+    $phases{$phase}   //= [];
     $modules{$module} //= [];
 
     my $v = gentooize_version( $dep->{version}, { lax => 1 } );
 
-    push @{ $phases{$phase} }, [ $dep->{module} , $dep->{version} , $v, $dep->{relationship} ];
-    push @{ $modules{$module} }, [ $dep->{version}, $v, $dep->{phase} , $dep->{relationship} ];
+    push @{ $phases{$phase} }, [ $dep->{module}, $dep->{version}, $v, $dep->{relationship} ];
+    push @{ $modules{$module} }, [ $dep->{version}, $v, $dep->{phase}, $dep->{relationship} ];
   }
   return { phases => \%phases, modules => \%modules };
 }
@@ -258,7 +410,7 @@ sub get_deps {
 
   $release =~ qr{^([^/]+)/(.*$)};
   ( $author, $distrelease ) = ( "$1", "$2" );
-  return metacpan->find_release( $author, $distrelease ); 
+  return metacpan->find_release( $author, $distrelease );
 }
 
 sub pkg_for_module {