Test more return constant expressions

Author: mvorisek

tests/_files/source_with_multiline_constant_return.php

@@ -244,4 +244,140 @@ public function Spaceship(): int
             1
         ;
     }
+
+    public function nowdocSimpleA(): string
+    {
+        return <<<'EOF'
+            foo
+            EOF;
+    }
+
+    public function nowdocSimpleB(): string
+    {
+        return
+            <<<'EOF'
+                foo
+                EOF;
+    }
+
+    public function nowdocSimpleC(): string
+    {
+        return
+            <<<'EOF'
+                foo
+                EOF
+        ;
+    }
+
+    public function nowdocConcatA(): string
+    {
+        return '' .
+            <<<'EOF'
+                foo
+                EOF;
+    }
+
+    public function nowdocConcatB(): string
+    {
+        return ''
+            . <<<'EOF'
+                foo
+                EOF;
+    }
+
+    public function nowdocConcatC(): string
+    {
+        return <<<'EOF'
+                foo
+                EOF
+            . '';
+    }
+
+    public function nowdocConcatNested(): string
+    {
+        return (<<<'EOF'
+                foo
+                EOF
+            . <<<'EOF'
+                foo
+                EOF)
+            . (<<<'EOF'
+                foo
+                EOF
+            . <<<'EOF'
+                foo
+                EOF);
+    }
+
+    public function complexAssociativityRight(): int
+    {
+        return
+            1
+            **
+            2
+            **
+            3;
+    }
+
+    public function complexAssociativityLeft(): int
+    {
+        return
+            1
+            >>
+            2
+            >>
+            3;
+    }
+
+    public function complexAssociativityNa(): bool
+    {
+        return
+            !
+            !
+            !
+            false;
+    }
+
+    public function complexTernary(): int
+    {
+        return
+            1
+            ? (
+                2
+                ? 3
+                : 4
+            )
+            : 5;
+    }
+
+    public function complexNullCoalescing(): int
+    {
+        return
+            null
+            ??
+            1
+            ??
+            null;
+    }
+
+    public function constFromArray(): string
+    {
+        return [
+            'foo',
+            'bar',
+            'ro',
+            'fi',
+            'omega',
+        ][2];
+    }
+
+    public function withNotConstInTheMiddle(): string
+    {
+        return
+            ''
+            . ''
+            . phpversion()
+            . ''
+            . '';
+    }
 }

tests/tests/Data/RawCodeCoverageDataTest.php

@@ -438,6 +438,7 @@ public function testReturnStatementWithConstantExprOnlyReturnTheLineOfLast(): vo
                 28,
                 37,
                 46,
+                53,
                 55,
                 64,
                 73,
@@ -446,7 +447,7 @@ public function testReturnStatementWithConstantExprOnlyReturnTheLineOfLast(): vo
                 100,
                 109,
                 118,
-                127,
+                125,
                 136,
                 145,
                 154,
@@ -460,6 +461,23 @@ public function testReturnStatementWithConstantExprOnlyReturnTheLineOfLast(): vo
                 226,
                 235,
                 244,
+                251,
+                259,
+                267,
+                276,
+                284,
+                293,
+                308,
+                319,
+                329,
+                338,
+                344,
+                350,
+                356,
+                360,
+                371,
+                379,
+                381,
             ],
             array_keys(RawCodeCoverageData::fromUncoveredFile($file, new ParsingFileAnalyser(true, true))->lineCoverage()[$file])
         );