Complete class aliases whose targets do not exist

benchmarks/completion.php

@@ -0,0 +1,81 @@
+<?php
+
+namespace LanguageServer\Tests;
+require __DIR__ . '/../vendor/autoload.php';
+
+use Exception;
+use LanguageServer\Index\Index;
+use LanguageServer\PhpDocument;
+use LanguageServer\DefinitionResolver;
+use LanguageServer\Protocol\Position;
+use LanguageServer\CompletionProvider;
+use Microsoft\PhpParser;
+use phpDocumentor\Reflection\DocBlockFactory;
+use RecursiveDirectoryIterator;
+use RecursiveIteratorIterator;
+
+$totalSize = 0;
+
+$framework = "symfony";
+
+$iterator = new RecursiveDirectoryIterator(__DIR__ . "/../validation/frameworks/$framework");
+$testProviderArray = array();
+
+foreach (new RecursiveIteratorIterator($iterator) as $file) {
+    if (strpos((string)$file, ".php") !== false) {
+        $totalSize += $file->getSize();
+        $testProviderArray[] = $file->getRealPath();
+    }
+}
+
+if (count($testProviderArray) === 0) {
+    throw new Exception("ERROR: Validation testsuite frameworks not found - run `git submodule update --init --recursive` to download.");
+}
+
+$index = new Index;
+$definitionResolver = new DefinitionResolver($index);
+$completionProvider = new CompletionProvider($definitionResolver, $index);
+$docBlockFactory = DocBlockFactory::createInstance();
+$completionFile = realpath(__DIR__ . '/../validation/frameworks/symfony/src/Symfony/Component/HttpFoundation/Request.php');
+$parser = new PhpParser\Parser();
+$completionDocument = null;
+
+echo "Indexing $framework" . PHP_EOL;
+
+foreach ($testProviderArray as $idx => $testCaseFile) {
+    if (filesize($testCaseFile) > 100000) {
+        continue;
+    }
+    if ($idx % 100 === 0) {
+        echo $idx . '/' . count($testProviderArray) . PHP_EOL;
+    }
+
+    $fileContents = file_get_contents($testCaseFile);
+
+    try {
+        $d = new PhpDocument($testCaseFile, $fileContents, $index, $parser, $docBlockFactory, $definitionResolver);
+        if ($testCaseFile === $completionFile) {
+            $completionDocument = $d;
+        }
+    } catch (\Throwable $e) {
+        echo $e->getMessage() . PHP_EOL;
+        continue;
+    }
+}
+
+echo "Getting completion". PHP_EOL;
+
+// Completion in $this->|request = new ParameterBag($request);
+$start = microtime(true);
+$list = $completionProvider->provideCompletion($completionDocument, new Position(274, 15));
+$end = microtime(true);
+echo 'Time ($this->|): ' . ($end - $start) . 's' . PHP_EOL;
+echo count($list->items) . ' completion items' . PHP_EOL;
+
+// Completion in $this->request = new| ParameterBag($request);
+// (this only finds ParameterBag though.)
+$start = microtime(true);
+$list = $completionProvider->provideCompletion($completionDocument, new Position(274, 28));
+$end = microtime(true);
+echo 'Time (new|): ' . ($end - $start) . 's' . PHP_EOL;
+echo count($list->items) . ' completion items' . PHP_EOL;

Performance.php → benchmarks/parsing.php

@@ -1,7 +1,7 @@
 <?php
 
 namespace LanguageServer\Tests;
-require __DIR__ . '/vendor/autoload.php';
+require __DIR__ . '/../vendor/autoload.php';
 
 use Exception;
 use LanguageServer\Index\Index;
@@ -17,7 +17,7 @@
 $frameworks = ["drupal", "wordpress", "php-language-server", "tolerant-php-parser", "math-php", "symfony", "codeigniter", "cakephp"];
 
 foreach($frameworks as $framework) {
-    $iterator = new RecursiveDirectoryIterator(__DIR__ . "/validation/frameworks/$framework");
+    $iterator = new RecursiveDirectoryIterator(__DIR__ . "/../validation/frameworks/$framework");
     $testProviderArray = array();
 
     foreach (new RecursiveIteratorIterator($iterator) as $file) {

fixtures/completion/used_class.php

@@ -2,8 +2,10 @@
 
 namespace Whatever;
 
-use TestNamespace\{TestClass, TestInterface};
+use TestNamespace\{TestClass, TestInterface, IDontExist};
 
-TestC
+TestC;
+
+IDont;
 
 class OtherClass {}

fixtures/completion/used_namespace.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace Whatever;
+
+use TestNamespace\InnerNamespace as AliasNamespace;
+
+class IDontShowUpInCompletion {}
+
+AliasNamespace\I;
+AliasNamespace\;

fixtures/symbols.php

@@ -103,3 +103,8 @@ class Example {
     public function __construct() {}
     public function __destruct() {}
 }
+
+namespace TestNamespace\InnerNamespace;
+
+class InnerClass {
+}