修复 AugAssign 操作解析错误的问题

cases/pygame.py

@@ -0,0 +1,47 @@
+# Example file showing a circle moving on screen
+from lib2to3.fixer_util import is_tuple
+
+import pygame
+
+# pygame setup
+pygame.init()
+screen = pygame.display.set_mode((1280, 720))
+clock = pygame.time.Clock()
+running = True
+dt = 0
+
+player_pos = pygame.Vector2(screen.get_width() / 2, screen.get_height() / 2)
+
+while running:
+    # poll for events
+    # pygame.QUIT event means the user clicked X to close your window
+    for event in pygame.event.get():
+        if event.type == pygame.QUIT:
+            running = False
+
+    # fill the screen with a color to wipe away anything from last frame
+    screen.fill("purple")
+
+    pygame.draw.circle(screen, "red", player_pos, 40)
+
+    keys = pygame.key.get_pressed()
+
+    if keys[pygame.K_w]:
+        player_pos.y -= 300 * dt
+    if keys[pygame.K_s]:
+        player_pos.y += 300 * dt
+    if keys[pygame.K_a]:
+        player_pos.x -= 300 * dt
+    if keys[pygame.K_d]:
+        player_pos.x += 300 * dt
+
+    # flip() the display to put your work on screen
+    pygame.display.flip()
+
+    # limits FPS to 60
+    # dt is delta time in seconds since last frame, used for framerate-
+    # independent physics.
+    dt = clock.tick(60) / 1000
+
+pygame.quit()
+

src/Python/Translator.php

@@ -528,9 +528,7 @@ class Translator extends \PhpAot\Core\Translator
                 }
                 break;
             case 'AugAssign':
-                $target = $this->parseTarget($node->target);
-                $value = $this->parseValue($node->value);
-                $line = "$target += $value;";
+                $line = $this->parseAugAssign($node);
                 break;
             case 'Import':
                 $line = $this->parseImport($node);
@@ -656,24 +654,47 @@ class Translator extends \PhpAot\Core\Translator
         return $code;
     }
 
-    private function parseBinOp($value)
+    private function parseOp($op)
     {
-        $op = $value->op->_type;
-        $left = $this->parseTarget($value->left);
-        $right = $this->parseValue($value->right);
         switch ($op) {
             case 'Mod':
-                return $left . ' % ' . $right;
+                return '%';
             case 'Add':
-                return $left . ' + ' . $right;
+                return '+';
             case 'Sub':
-                return $left . ' - ' . $right;
+                return '-';
             case 'Mult':
-                return $left . ' * ' . $right;
+                return '*';
             case 'Div':
-                return $left . ' / ' . $right;
+                return '/';
             default:
-                return '$operator->' . strtolower($op) . '(' . $left . ' , ' . $right . ')';
+                return false;
+        }
+    }
+
+    private function parseAugAssign($value): string
+    {
+        $op = $value->op->_type;
+        $left = $this->parseTarget($value->target);
+        $right = $this->parseValue($value->value);
+        $op_str = $this->parseOp($op);
+        if ($op_str) {
+            return $left . ' ' . $op_str . '= ' . $right;
+        } else {
+            return $left .' = $operator->' . strtolower($op) . '(' . $left . ' , ' . $right . ')';
+        }
+    }
+
+    private function parseBinOp($value)
+    {
+        $op = $value->op->_type;
+        $left = $this->parseTarget($value->left);
+        $right = $this->parseValue($value->right);
+        $op_str = $this->parseOp($op);
+        if ($op_str) {
+            return $left . ' ' . $op_str . ' ' . $right;
+        } else {
+            return '$operator->' . strtolower($op) . '(' . $left . ' , ' . $right . ')';
         }
     }