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| #!/usr/bin/env perl | |
| use strict; | |
| use warnings; | |
| my %stats = ( | |
| '+' => { qw/comment 0 whitespace 0 code 0/ }, | |
| '-' => { qw/comment 0 whitespace 0 code 0/ }, | |
| ); | |
| my $calc_commit = ''; | |
| my $calc_diff = ''; | |
| my $in_diff = ''; | |
| my $n_commits = 0; | |
| while (<>) { | |
| if (/^commit/) { | |
| $calc_commit = ''; | |
| $in_diff = ''; | |
| next; | |
| } | |
| if (/^Author:\s*([^<]+) <([^>]+)>/) { | |
| my ($author, $email) = ($1, $2); | |
| if ($email =~ /johan.viklund@/) { | |
| $calc_commit = 1; | |
| $n_commits++; | |
| } | |
| else { | |
| $calc_commit = ''; | |
| } | |
| next; | |
| } | |
| next unless $calc_commit; | |
| if (m{^diff .*? a/.*?\.(?:py|sh|pl)}) { | |
| $calc_diff = 1; | |
| $in_diff = ''; | |
| } | |
| elsif (/^diff/) { | |
| $calc_diff = ''; | |
| $in_diff = ''; | |
| } | |
| next unless $calc_diff; | |
| if ( /^@@/ ) { | |
| $in_diff = 1; | |
| } | |
| if ( $in_diff ) { | |
| my $type; | |
| ($type,$_) = /^(.)(.*)$/; | |
| next unless $type && ($type eq '+' || $type eq '-'); | |
| if ( /^\s*#/ ) { | |
| $stats{$type}{comment}++; | |
| } | |
| elsif ( /^\s*$/ ) { | |
| $stats{$type}{whitespace}++; | |
| } | |
| else { | |
| $stats{$type}{code}++; | |
| } | |
| } | |
| } | |
| printf "A total of %d commits were analysed\n", $n_commits; | |
| for my $type (qw/code comment whitespace/) { | |
| printf "%-10s: %5.3f (%d/%d)\n", | |
| ucfirst $type, | |
| $stats{'+'}{$type}/$stats{'-'}{$type}, | |
| $stats{'+'}{$type}, $stats{'-'}{$type}; | |
| } |
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