Separate tables for changes in direct and indirect dependencies

Builds upon #41
Resolves: #37

Example:

$ composer-lock-diff --no-links
+------------------------------------+-------------+-----------------------+
| Production Changes                 | From        | To                    |
+------------------------------------+-------------+-----------------------+
| andersundsehr/aus-driver-amazon-s3 | 1.12.1      | 1.13.1                |
| felixnagel/generic-gallery         | 4.3.0       | 5.2.0                 |
| fluidtypo3/flux                    | 9.7.2       | 9.7.4                 |
+------------------------------------+-------------+-----------------------+

+-------------------+---------+---------+
| Dev Changes       | From    | To      |
+-------------------+---------+---------+
| mogic/mogic-phpcs | d81fefd | 0eb8337 |
+-------------------+---------+---------+

+------------------------------------+---------+---------+
| Indirect Production Changes        | From    | To      |
+------------------------------------+---------+---------+
| aws/aws-crt-php                    | v1.0.2  | v1.2.7  |
| aws/aws-sdk-php                    | 3.255.7 | 3.331.0 |
| beberlei/assert                    | v3.3.2  | v3.3.3  |
| clue/stream-filter                 | v1.6.0  | v1.7.0  |
+------------------------------------+---------+---------+

+----------------------+---------+---------+
| Indirect Dev Changes | From    | To      |
+----------------------+---------+---------+
| phpstan/phpstan      | 1.12.10 | 1.12.11 |
+----------------------+---------+---------+

Author: cweiske

composer-lock-diff

@@ -34,12 +34,21 @@ if ($opts['md']) {
 }
 
 $table_titles = array(
-    'changes' => 'Production Changes',
-    'changes-dev' => 'Dev Changes',
+    true => array(
+        'changes' => 'Production Changes',
+        'changes-dev' => 'Dev Changes',
+    ),
+    false => array(
+        'changes' => 'Indirect Production Changes',
+        'changes-dev' => 'Indirect Dev Changes',
+    )
 );
 
-foreach($changes as $k => $diff) {
-    print tableize($table_titles[$k], $diff, $table_opts);
+foreach(array(true, false) as $direct) {
+    foreach($changes as $k => $diff) {
+        $diff = filterDirect($diff, $direct);
+        print tableize($table_titles[$direct][$k], $diff, $table_opts);
+    }
 }
 
 function diff($key, $data_from, $data_to) {
@@ -70,6 +79,18 @@ function diff($key, $data_from, $data_to) {
     return $pkgs;
 }
 
+function filterDirect($diff, $direct)
+{
+    if (empty($diff)) return $diff;
+
+    $filtered = array();
+    foreach($diff as $key => $v) {
+        if ($v[3]['direct'] != $direct) continue;
+        $filtered[$key] = $v;
+    }
+    return $filtered;
+}
+
 function version($pkg)
 {
     if((substr($pkg->version,0,4) == 'dev-' || '-dev' === substr($pkg->version, -4)) && isset($pkg->source) && isset($pkg->source->reference)) {
@@ -104,7 +125,7 @@ function tableize($header, $data, $opts = array()) {
 
     $widths = array(maxLength(array_merge(array($header), array_keys($data))));
 
-    $count = 3; // it will always be 3. The fourth item is a properties array
+    $count = count(reset($data)) - 1;
     for($i = 0; $i < $count; $i++) {
         $widths[] = max(strlen($titles[$i + 1]), maxLength(array_map(function($k) use ($data, $i) { return $data[$k][$i]; }, array_keys($data))));
     }
@@ -116,17 +137,7 @@ function tableize($header, $data, $opts = array()) {
     $lines[] = tabelizeLine($titles, $widths);
     $lines[] = separatorLine($widths, $opts['joint']);
 
-    $lines[] = fillLine(array("Direct"), '~', $widths);
-
     foreach($data as $key => $v) {
-        if (! $v[3]['direct']) continue;
-        $lines[] = tabelizeLine(array_merge(array($key), array_slice($v, 0, $count)), $widths);
-    }
-
-    $lines[] = fillLine(array("Indirect"), '~', $widths);
-
-    foreach($data as $key => $v) {
-        if ($v[3]['direct']) continue;
         $lines[] = tabelizeLine(array_merge(array($key), array_slice($v, 0, $count)), $widths);
     }
 
@@ -542,4 +553,3 @@ EOF;
     exit(0);
 }
 # vim: ff=unix ts=4 ss=4 sr et
-