Fixed detection of closing multiline-quotes (#342)

Author: GrahamCampbell

src/Lines.php

@@ -42,14 +42,14 @@ public static function process(array $lines)
     private static function multilineProcess($multiline, $line, array $buffer)
     {
         // check if $line can be multiline variable
-        if (self::looksLikeMultilineStart($line)) {
+        if ($started = self::looksLikeMultilineStart($line)) {
             $multiline = true;
         }
 
         if ($multiline) {
             array_push($buffer, $line);
 
-            if (self::looksLikeMultilineStop($line)) {
+            if (self::looksLikeMultilineStop($line, $started)) {
                 $multiline = false;
                 $line = implode("\n", $buffer);
                 $buffer = [];
@@ -72,29 +72,32 @@ private static function looksLikeMultilineStart($line)
             return false;
         }
 
-        return self::looksLikeMultilineStop($line) === false;
+        return self::looksLikeMultilineStop($line, true) === false;
     }
 
     /**
      * Determine if the given line can be the start of a multiline variable.
      *
      * @param string $line
+     * @param bool   $started
      *
      * @return bool
      */
-    private static function looksLikeMultilineStop($line)
+    private static function looksLikeMultilineStop($line, $started)
     {
         if ($line === '"') {
             return true;
         }
 
+        $seen = $started ? 0 : 1;
+
         foreach (self::getCharPairs(str_replace('\\\\', '', $line)) as $pair) {
-            if ($pair[0] !== '\\' && $pair[0] !== '=' && $pair[1] === '"') {
-                return true;
+            if ($pair[0] !== '\\' && $pair[1] === '"') {
+                $seen++;
             }
         }
 
-        return false;
+        return $seen > 1;
     }
 
     /**

tests/Dotenv/DotenvTest.php

@@ -288,6 +288,8 @@ public function testMutlilineLoading()
         $dotenv = Dotenv::create($this->fixturesFolder, 'multiline.env');
         $dotenv->load();
         $this->assertSame("test\n     test\"test\"\n     test", getenv('TEST'));
+        $this->assertSame('https://vision.googleapis.com/v1/images:annotate?key=', getenv('TEST_EQD'));
+        $this->assertSame('https://vision.googleapis.com/v1/images:annotate?key=', getenv('TEST_EQS'));
     }
 
     public function testDotenvAssertions()

tests/Dotenv/LinesTest.php

@@ -30,6 +30,8 @@ public function testProcessQuotes()
 
         $expected = [
             "TEST=\"test\n     test\\\"test\\\"\n     test\"",
+            'TEST_EQD="https://vision.googleapis.com/v1/images:annotate?key="',
+            'TEST_EQS=\'https://vision.googleapis.com/v1/images:annotate?key=\'',
         ];
 
         $this->assertSame($expected, Lines::process(preg_split("/(\r\n|\n|\r)/", $content)));

tests/fixtures/env/multiline.env

@@ -1,3 +1,6 @@
 TEST="test
      test\"test\"
      test"
+
+TEST_EQD="https://vision.googleapis.com/v1/images:annotate?key="
+TEST_EQS='https://vision.googleapis.com/v1/images:annotate?key='