lint fixes

Author: ianhoffman

src/Constraints/HackEnumConstraint.php

@@ -2,7 +2,6 @@
 
 namespace Slack\Hack\JsonSchema\Constraints;
 
-use namespace HH\Lib\Str;
 use namespace Slack\Hack\JsonSchema;
 
 /**

tests/BaseCodegenTestCase.php

@@ -92,7 +92,7 @@ public static function getBuilderForSchema(
     'codegen' => Codegen,
   ) {
     $codegen_config = self::getConfig($name, $options);
-    $codegen = Codegen::forSchema(Shapes::toDict($schema), $codegen_config, __DIR__."/examples/");
+    $codegen = Codegen::forSchema(Shapes::toDict($schema), $codegen_config, __DIR__.'/examples/');
 
     return shape(
       'path' => $codegen_config['validator']['file'],

tests/InvalidEnumTest.php

@@ -23,7 +23,7 @@ public function testEnumAndHackEnum(): void {
     $ret = self::getBuilderForSchema(
         shape(
             'type' => 'string',
-            'hackEnum' => TestStringEnum::class, 
+            'hackEnum' => TestStringEnum::class,
             'enum' => vec['qux']
         ),
         'InvalidEnumValidator'
@@ -35,7 +35,7 @@ public function testMismatchedEnumType(): void {
     $ret = self::getBuilderForSchema(
         shape(
             'type' => 'string',
-            'hackEnum' => TestIntEnum::class, 
+            'hackEnum' => TestIntEnum::class,
         ),
         'InvalidEnumValidator'
     );