Handle sub-namespaces

Author: sebastianbergmann

src/Target/MapBuilder.php

@@ -11,7 +11,11 @@
 
 use function array_keys;
 use function array_merge;
+use function array_slice;
 use function array_unique;
+use function count;
+use function explode;
+use function implode;
 use function range;
 use SebastianBergmann\CodeCoverage\Filter;
 use SebastianBergmann\CodeCoverage\StaticAnalysis\Class_;
@@ -48,7 +52,7 @@ public function build(Filter $filter, FileAnalyser $analyser): array
         foreach ($filter->files() as $file) {
             foreach ($analyser->traitsIn($file) as $trait) {
                 if ($trait->isNamespaced()) {
-                    $this->process($namespaces, $trait->namespace(), $file, $trait->startLine(), $trait->endLine());
+                    $this->processNamespace($namespaces, $trait->namespace(), $file, $trait->startLine(), $trait->endLine());
                 }
 
                 $this->process($traits, $trait->namespacedName(), $file, $trait->startLine(), $trait->endLine());
@@ -88,7 +92,7 @@ public function build(Filter $filter, FileAnalyser $analyser): array
 
             foreach ($analyser->classesIn($file) as $class) {
                 if ($class->isNamespaced()) {
-                    $this->process($namespaces, $class->namespace(), $file, $class->startLine(), $class->endLine());
+                    $this->processNamespace($namespaces, $class->namespace(), $file, $class->startLine(), $class->endLine());
                 }
 
                 $this->process($classes, $class->namespacedName(), $file, $class->startLine(), $class->endLine());
@@ -122,7 +126,7 @@ public function build(Filter $filter, FileAnalyser $analyser): array
 
             foreach ($analyser->functionsIn($file) as $function) {
                 if ($function->isNamespaced()) {
-                    $this->process($namespaces, $function->namespace(), $file, $function->startLine(), $function->endLine());
+                    $this->processNamespace($namespaces, $function->namespace(), $file, $function->startLine(), $function->endLine());
                 }
 
                 $this->process($functions, $function->namespacedName(), $file, $function->startLine(), $function->endLine());
@@ -199,6 +203,24 @@ private function processMethods(Class_|Trait_ $classOrTrait, string $file, array
         }
     }
 
+    /**
+     * @param TargetMapPart    $data
+     * @param non-empty-string $namespace
+     * @param non-empty-string $file
+     * @param positive-int     $startLine
+     * @param positive-int     $endLine
+     *
+     * @param-out TargetMapPart $data
+     */
+    private function processNamespace(array &$data, string $namespace, string $file, int $startLine, int $endLine): void
+    {
+        $parts = explode('\\', $namespace);
+
+        foreach (range(1, count($parts)) as $i) {
+            $this->process($data, implode('\\', array_slice($parts, 0, $i)), $file, $startLine, $endLine);
+        }
+    }
+
     /**
      * @param TargetMapPart    $data
      * @param non-empty-string $unit

tests/tests/Target/MapBuilderTest.php

@@ -32,6 +32,22 @@ public function testBuildsMap(): void
         $this->assertSame(
             [
                 'namespaces' => [
+                    'SebastianBergmann' => [
+                        $file => array_merge(
+                            range(19, 24),
+                            range(26, 31),
+                            range(33, 52),
+                            range(54, 56),
+                        ),
+                    ],
+                    'SebastianBergmann\\CodeCoverage' => [
+                        $file => array_merge(
+                            range(19, 24),
+                            range(26, 31),
+                            range(33, 52),
+                            range(54, 56),
+                        ),
+                    ],
                     'SebastianBergmann\\CodeCoverage\\StaticAnalysis' => [
                         $file => array_merge(
                             range(19, 24),