Eliminate code duplication

Author: sebastianbergmann

src/Target/MapBuilder.php

@@ -18,6 +18,8 @@
 use SebastianBergmann\CodeCoverage\StaticAnalysis\FileAnalyser;
 
 /**
+ * @phpstan-import-type TargetMap from Mapper
+ *
  * @immutable
  *
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for phpunit/php-code-coverage
@@ -27,7 +29,7 @@
 final readonly class MapBuilder
 {
     /**
-     * @return array{namespaces: array<non-empty-string, list<positive-int>>, classes: array<non-empty-string, list<positive-int>>, classesThatExtendClass: array<non-empty-string, list<positive-int>>, classesThatImplementInterface: array<non-empty-string, list<positive-int>>, traits: array<non-empty-string, list<positive-int>>, methods: array<non-empty-string, list<positive-int>>, functions: array<non-empty-string, list<positive-int>>}
+     * @return TargetMap
      */
     public function build(Filter $filter, FileAnalyser $analyser): array
     {

src/Target/Mapper.php

@@ -16,6 +16,8 @@
 use SebastianBergmann\CodeCoverage\InvalidCodeCoverageTargetException;
 
 /**
+ * @phpstan-type TargetMap = array{namespaces: array<non-empty-string, list<positive-int>>, classes: array<non-empty-string, list<positive-int>>, classesThatExtendClass: array<non-empty-string, list<positive-int>>, classesThatImplementInterface: array<non-empty-string, list<positive-int>>, traits: array<non-empty-string, list<positive-int>>, methods: array<non-empty-string, list<positive-int>>, functions: array<non-empty-string, list<positive-int>>}
+ *
  * @immutable
  *
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for phpunit/php-code-coverage
@@ -25,12 +27,12 @@
 final readonly class Mapper
 {
     /**
-     * @var array{namespaces: array<non-empty-string, list<positive-int>>, classes: array<non-empty-string, list<positive-int>>, classesThatExtendClass: array<non-empty-string, list<positive-int>>, classesThatImplementInterface: array<non-empty-string, list<positive-int>>, traits: array<non-empty-string, list<positive-int>>, methods: array<non-empty-string, list<positive-int>>, functions: array<non-empty-string, list<positive-int>>}
+     * @var TargetMap
      */
     private array $map;
 
     /**
-     * @param array{namespaces: array<non-empty-string, list<positive-int>>, classes: array<non-empty-string, list<positive-int>>, classesThatExtendClass: array<non-empty-string, list<positive-int>>, classesThatImplementInterface: array<non-empty-string, list<positive-int>>, traits: array<non-empty-string, list<positive-int>>, methods: array<non-empty-string, list<positive-int>>, functions: array<non-empty-string, list<positive-int>>} $map
+     * @param TargetMap $map
      */
     public function __construct(array $map)
     {