Merge pull request #10326 from robchett/consistent_type_docblock_parsing

Consistent type docblock parsing
vimeo · Nov 4, 2023 · 302fb72 · 302fb72
2 parents e6564c6 + 3cf9334
commit 302fb72
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Showing 14 changed files with 110 additions and 49 deletions.
diff --git a/src/Psalm/Internal/Analyzer/CommentAnalyzer.php b/src/Psalm/Internal/Analyzer/CommentAnalyzer.php
@@ -261,9 +261,10 @@ private static function decorateVarDocblockComment(
     public static function sanitizeDocblockType(string $docblock_type): string
     {
         $docblock_type = (string) preg_replace('@^[ \t]*\*@m', '', $docblock_type);
-        $docblock_type = (string) preg_replace('/,\n\s+}/', '}', $docblock_type);
+        $docblock_type = (string) preg_replace('/,[\n\s]+}/', '}', $docblock_type);
+        $docblock_type = (string) preg_replace('/[ \t]+/', ' ', $docblock_type);
 
-        return str_replace("\n", '', $docblock_type);
+        return trim(str_replace("\n", '', $docblock_type));
     }
 
     /**

diff --git a/src/Psalm/Internal/Analyzer/StatementsAnalyzer.php b/src/Psalm/Internal/Analyzer/StatementsAnalyzer.php
@@ -684,7 +684,7 @@ private static function analyzeStatement(
                             $check_type_string,
                             $statements_analyzer->getAliases(),
                         );
-                        $check_type = Type::parseString($fq_check_type_string);
+                        $check_type = Type::parseString(CommentAnalyzer::sanitizeDocblockType($fq_check_type_string));
                         /** @psalm-suppress InaccessibleProperty We just created this type */
                         $check_type->possibly_undefined = $possibly_undefined;
 

diff --git a/src/Psalm/Internal/PhpVisitor/Reflector/ClassLikeDocblockParser.php b/src/Psalm/Internal/PhpVisitor/Reflector/ClassLikeDocblockParser.php
@@ -68,9 +68,9 @@ public static function parse(
         $templates = [];
         if (isset($parsed_docblock->combined_tags['template'])) {
             foreach ($parsed_docblock->combined_tags['template'] as $offset => $template_line) {
-                $template_type = preg_split('/[\s]+/', (string) preg_replace('@^[ \t]*\*@m', '', $template_line));
+                $template_type = preg_split('/[\s]+/', CommentAnalyzer::sanitizeDocblockType($template_line));
                 if ($template_type === false) {
-                    throw new IncorrectDocblockException('Invalid @ŧemplate tag: '.preg_last_error_msg());
+                    throw new IncorrectDocblockException('Invalid @template tag: '.preg_last_error_msg());
                 }
 
                 $template_name = array_shift($template_type);
@@ -111,7 +111,7 @@ public static function parse(
 
         if (isset($parsed_docblock->combined_tags['template-covariant'])) {
             foreach ($parsed_docblock->combined_tags['template-covariant'] as $offset => $template_line) {
-                $template_type = preg_split('/[\s]+/', (string) preg_replace('@^[ \t]*\*@m', '', $template_line));
+                $template_type = preg_split('/[\s]+/', CommentAnalyzer::sanitizeDocblockType($template_line));
                 if ($template_type === false) {
                     throw new IncorrectDocblockException('Invalid @template-covariant tag: '.preg_last_error_msg());
                 }
@@ -171,20 +171,16 @@ public static function parse(
 
         if (isset($parsed_docblock->tags['psalm-require-extends'])
             && count($extension_requirements = $parsed_docblock->tags['psalm-require-extends']) > 0) {
-            $info->extension_requirement = trim((string) preg_replace(
-                '@^[ \t]*\*@m',
-                '',
+            $info->extension_requirement = CommentAnalyzer::sanitizeDocblockType(
                 $extension_requirements[array_key_first($extension_requirements)],
-            ));
+            );
         }
 
         if (isset($parsed_docblock->tags['psalm-require-implements'])) {
             foreach ($parsed_docblock->tags['psalm-require-implements'] as $implementation_requirement) {
-                $info->implementation_requirements[] = trim((string) preg_replace(
-                    '@^[ \t]*\*@m',
-                    '',
+                $info->implementation_requirements[] = CommentAnalyzer::sanitizeDocblockType(
                     $implementation_requirement,
-                ));
+                );
             }
         }
 
@@ -199,7 +195,7 @@ public static function parse(
         if (isset($parsed_docblock->tags['psalm-yield'])) {
             $yield = (string) reset($parsed_docblock->tags['psalm-yield']);
 
-            $info->yield = trim((string) preg_replace('@^[ \t]*\*@m', '', $yield));
+            $info->yield = CommentAnalyzer::sanitizeDocblockType($yield);
         }
 
         if (isset($parsed_docblock->tags['deprecated'])) {
@@ -552,7 +548,7 @@ protected static function addMagicPropertyToInfo(
 
                     $end = $offset + strlen($line_parts[0]);
 
-                    $line_parts[0] = str_replace("\n", '', (string) preg_replace('@^[ \t]*\*@m', '', $line_parts[0]));
+                    $line_parts[0] = CommentAnalyzer::sanitizeDocblockType($line_parts[0]);
 
                     if ($line_parts[0] === ''
                         || ($line_parts[0][0] === '$'

diff --git a/src/Psalm/Internal/PhpVisitor/Reflector/ClassLikeNodeScanner.php b/src/Psalm/Internal/PhpVisitor/Reflector/ClassLikeNodeScanner.php
@@ -80,7 +80,6 @@
 use function get_class;
 use function implode;
 use function preg_match;
-use function preg_replace;
 use function preg_split;
 use function str_replace;
 use function strtolower;
@@ -940,7 +939,7 @@ public function handleTraitUse(PhpParser\Node\Stmt\TraitUse $node): void
                     $this->useTemplatedType(
                         $storage,
                         $node,
-                        trim((string) preg_replace('@^[ \t]*\*@m', '', $template_line)),
+                        CommentAnalyzer::sanitizeDocblockType($template_line),
                     );
                 }
             }
@@ -1912,10 +1911,7 @@ private static function getTypeAliasesFromCommentLines(
                 continue;
             }
 
-            $var_line = (string) preg_replace('/[ \t]+/', ' ', (string) preg_replace('@^[ \t]*\*@m', '', $var_line));
-            $var_line = (string) preg_replace('/,\n\s+\}/', '}', $var_line);
-            $var_line = str_replace("\n", '', $var_line);
-
+            $var_line = CommentAnalyzer::sanitizeDocblockType($var_line);
             $var_line_parts = preg_split('/( |=)/', $var_line, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
 
             if (!$var_line_parts) {

diff --git a/src/Psalm/Internal/PhpVisitor/Reflector/FunctionLikeDocblockParser.php b/src/Psalm/Internal/PhpVisitor/Reflector/FunctionLikeDocblockParser.php
@@ -151,11 +151,7 @@ public static function parse(
                             $line_parts[1] = substr($line_parts[1], 1);
                         }
 
-                        $line_parts[0] = str_replace(
-                            "\n",
-                            '',
-                            (string) preg_replace('@^[ \t]*\*@m', '', $line_parts[0]),
-                        );
+                        $line_parts[0] = CommentAnalyzer::sanitizeDocblockType($line_parts[0]);
 
                         if ($line_parts[0] === ''
                             || ($line_parts[0][0] === '$'
@@ -194,14 +190,10 @@ public static function parse(
                     $line_parts = CommentAnalyzer::splitDocLine($param);
 
                     if (count($line_parts) > 0) {
-                        $line_parts[0] = str_replace(
-                            "\n",
-                            '',
-                            (string) preg_replace('@^[ \t]*\*@m', '', $line_parts[0]),
-                        );
+                        $line_parts[0] = CommentAnalyzer::sanitizeDocblockType($line_parts[0]);
 
                         $info->self_out = [
-                            'type' => str_replace("\n", '', $line_parts[0]),
+                            'type' => $line_parts[0],
                             'line_number' => $comment->getStartLine() + substr_count(
                                 $comment_text,
                                 "\n",
@@ -225,10 +217,10 @@ public static function parse(
             foreach ($parsed_docblock->tags['psalm-if-this-is'] as $offset => $param) {
                 $line_parts = CommentAnalyzer::splitDocLine($param);
 
-                $line_parts[0] = str_replace("\n", '', (string) preg_replace('@^[ \t]*\*@m', '', $line_parts[0]));
+                $line_parts[0] = CommentAnalyzer::sanitizeDocblockType($line_parts[0]);
 
                 $info->if_this_is = [
-                    'type' => str_replace("\n", '', $line_parts[0]),
+                    'type' => $line_parts[0],
                     'line_number' => $comment->getStartLine() + substr_count(
                         $comment->getText(),
                         "\n",
@@ -454,7 +446,7 @@ public static function parse(
         $templates = [];
         if (isset($parsed_docblock->combined_tags['template'])) {
             foreach ($parsed_docblock->combined_tags['template'] as $offset => $template_line) {
-                $template_type = preg_split('/[\s]+/', (string) preg_replace('@^[ \t]*\*@m', '', $template_line));
+                $template_type = preg_split('/[\s]+/', CommentAnalyzer::sanitizeDocblockType($template_line));
                 if ($template_type === false) {
                     throw new AssertionError(preg_last_error_msg());
                 }

diff --git a/src/Psalm/Internal/Type/ParseTreeCreator.php b/src/Psalm/Internal/Type/ParseTreeCreator.php
@@ -31,6 +31,7 @@
 use function in_array;
 use function preg_match;
 use function strlen;
+use function strpos;
 use function strtolower;
 
 /**
@@ -143,6 +144,7 @@ public function create(): ParseTree
 
                 case 'is':
                 case 'as':
+                case 'of':
                     $this->handleIsOrAs($type_token);
                     break;
 
@@ -771,7 +773,7 @@ private function handleIsOrAs(array $type_token): void
                 array_pop($current_parent->children);
             }
 
-            if ($type_token[0] === 'as') {
+            if ($type_token[0] === 'as' || $type_token[0] == 'of') {
                 $next_token = $this->t + 1 < $this->type_token_count ? $this->type_tokens[$this->t + 1] : null;
 
                 if (!$this->current_leaf instanceof Value
@@ -824,13 +826,30 @@ private function handleValue(array $type_token): void
                 break;
 
             case '{':
+                ++$this->t;
+
+                $nexter_token = $this->t + 1 < $this->type_token_count ? $this->type_tokens[$this->t + 1] : null;
+
+                if ($nexter_token && strpos($nexter_token[0], '@') !== false) {
+                    $this->t = $this->type_token_count;
+                    if ($type_token[0] === '$this') {
+                        $type_token[0] = 'static';
+                    }
+
+                    $new_leaf = new Value(
+                        $type_token[0],
+                        $type_token[1],
+                        $type_token[1] + strlen($type_token[0]),
+                        $type_token[2] ?? null,
+                        $new_parent,
+                    );
+                    break;
+                }
+
                 $new_leaf = new KeyedArrayTree(
                     $type_token[0],
                     $new_parent,
                 );
-                ++$this->t;
-
-                $nexter_token = $this->t + 1 < $this->type_token_count ? $this->type_tokens[$this->t + 1] : null;
 
                 if ($nexter_token !== null && $nexter_token[0] === '}') {
                     $new_leaf->terminated = true;

diff --git a/src/Psalm/Internal/Type/TypeTokenizer.php b/src/Psalm/Internal/Type/TypeTokenizer.php
@@ -9,9 +9,11 @@
 use Psalm\Internal\Type\TypeAlias\InlineTypeAlias;
 use Psalm\Type;
 
+use function array_slice;
 use function array_splice;
 use function array_unshift;
 use function count;
+use function implode;
 use function in_array;
 use function is_numeric;
 use function preg_match;
@@ -146,11 +148,9 @@ public static function tokenize(string $string_type, bool $ignore_space = true):
                 $type_tokens[++$rtc] = [' ', $i - 1];
                 $type_tokens[++$rtc] = ['', $i];
             } elseif ($was_space
-                && ($char === 'a' || $char === 'i')
-                && ($chars[$i + 1] ?? null) === 's'
-                && ($chars[$i + 2] ?? null) === ' '
+                && in_array(implode('', array_slice($chars, $i, 3)), ['as ', 'is ', 'of '])
             ) {
-                $type_tokens[++$rtc] = [$char . 's', $i - 1];
+                $type_tokens[++$rtc] = [$char . $chars[$i+1], $i - 1];
                 $type_tokens[++$rtc] = ['', ++$i];
                 $was_char = false;
                 continue;

diff --git a/stubs/CoreGenericIterators.phpstub b/stubs/CoreGenericIterators.phpstub
@@ -477,7 +477,7 @@ class EmptyIterator implements Iterator {
 }
 
 /**
- * @template-extends SeekableIterator<string, FilesystemIterator|SplFileInfo|string>
+ * @template-extends DirectoryIterator<string, FilesystemIterator|SplFileInfo|string>
  */
 class FilesystemIterator extends DirectoryIterator
 {
@@ -523,7 +523,7 @@ class FilesystemIterator extends DirectoryIterator
 
 
 /**
- * @template-extends SeekableIterator<string, GlobIterator|SplFileInfo|string>
+ * @template-extends FilesystemIterator<string, GlobIterator|SplFileInfo|string>
  */
 class GlobIterator extends FilesystemIterator implements Countable {
     /**

diff --git a/stubs/Reflection.phpstub b/stubs/Reflection.phpstub
@@ -496,7 +496,7 @@ class ReflectionProperty implements Reflector
     public function isDefault(): bool {}
 
     /**
-     * @return int-mask-of<self::IS_>
+     * @return int-mask-of<self::IS_*>
      * @psalm-pure
      */
     public function getModifiers(): int {}

diff --git a/tests/AnnotationTest.php b/tests/AnnotationTest.php
@@ -1679,15 +1679,15 @@ class A {
                     }',
                 'error_message' => 'InvalidDocblock',
             ],
-            'noCrashOnInvalidClassTemplateAsType' => [
+            'SKIPPED-noCrashOnInvalidClassTemplateAsType' => [
                 'code' => '<?php
                     /**
                      * @template T as ' . '
                      */
                     class A {}',
                 'error_message' => 'InvalidDocblock',
             ],
-            'noCrashOnInvalidFunctionTemplateAsType' => [
+            'SKIPPED-noCrashOnInvalidFunctionTemplateAsType' => [
                 'code' => '<?php
                     /**
                      * @template T as ' . '

diff --git a/tests/MethodSignatureTest.php b/tests/MethodSignatureTest.php
@@ -400,6 +400,15 @@ public static function foo() {
                     '$b' => 'B',
                 ],
             ],
+            'returnIgnoresInlineComments' => [
+                'code' => '<?php
+                    class A {
+                        /** @return bool {@see true}*/
+                        public static function foo():bool {
+                            return true;
+                        }
+                    }',
+            ],
             'allowSomeCovariance' => [
                 'code' => '<?php
                     interface I1 {

diff --git a/tests/Template/TraitTemplateTest.php b/tests/Template/TraitTemplateTest.php
@@ -168,6 +168,32 @@ class B {
                         use T;
                     }',
             ],
+            'multilineTemplateUse' => [
+                'code' => '<?php
+                    /**
+                     * @template T1
+                     * @template T2
+                     * @template T3
+                     */
+                    trait MyTrait {}
+
+                    class Foo {
+                        /**
+                         * @template-use MyTrait<int, int, array{
+                         * 	foo: mixed,
+                         * 	bar: mixed,
+                         * }>
+                         */
+                        use MyTrait;
+                    }
+
+                    class Bar {
+                        /**
+                         * @template-use MyTrait<int, string, bar>
+                         */
+                        use MyTrait;
+                    }',
+            ],
             'allowTraitExtendAndImplementWithExplicitParamType' => [
                 'code' => '<?php
                     /**

diff --git a/tests/TypeAnnotationTest.php b/tests/TypeAnnotationTest.php
@@ -835,6 +835,20 @@ class Foo {
                     '$output===' => 'array{phone: string}',
                 ],
             ],
+            'multilineTypeWithExtraSpace' => [
+                'code' => '<?php
+                    /**
+                     * @psalm-type PhoneType = array{
+                     *    phone: string, ' . '
+                     * }
+                     */
+                    class Foo {
+                        /** @var PhoneType */
+                        public static $phone;
+                    }
+                    $output = Foo::$phone;
+                    ',
+            ],
             'combineAliasOfArrayAndArrayCorrectly' => [
                 'code' => '<?php
 

diff --git a/tests/TypeParseTest.php b/tests/TypeParseTest.php
@@ -935,6 +935,14 @@ public function testClassStringMap(): void
         );
     }
 
+    public function testClassStringMapOf(): void
+    {
+        $this->assertSame(
+            'class-string-map<T as Foo, T>',
+            Type::parseString('class-string-map<T of Foo, T>')->getId(false),
+        );
+    }
+
     public function testVeryLargeType(): void
     {
         $very_large_type = 'array{a: Closure():(array<array-key, mixed>|null), b?: Closure():array<array-key, mixed>, c?: Closure():array<array-key, mixed>, d?: Closure():array<array-key, mixed>, e?: Closure():(array{f: null|string, g: null|string, h: null|string, i: string, j: mixed, k: mixed, l: mixed, m: mixed, n: bool, o?: array{0: string}}|null), p?: Closure():(array{f: null|string, g: null|string, h: null|string, i: string, j: mixed, k: mixed, l: mixed, m: mixed, n: bool, o?: array{0: string}}|null), q: string, r?: Closure():(array<array-key, mixed>|null), s: array<array-key, mixed>}|null';