From 1303cf6be41cb76810fe4ba336a426c63a6f6697 Mon Sep 17 00:00:00 2001
From: sunaoka <sunaoka@pocari.org>
Date: Wed, 20 May 2026 18:11:30 +0900
Subject: [PATCH] Deprecated "${var}" has been changed to "{$var}"

---
 src/Client.php                         | 2 +-
 src/Controllers/Payment.php            | 2 +-
 src/core/ClientControllerException.php | 2 +-
 src/core/Model.php                     | 4 ++--
 tests/CoreClassesTest.php              | 8 ++++----
 5 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/Client.php b/src/Client.php
index 9a12e62..457f51c 100644
--- a/src/Client.php
+++ b/src/Client.php
@@ -102,7 +102,7 @@ public function __construct($auth = null, $productionmode = false, $requestHandl
         $toStg = !$productionmode ? '-stg' : '';
         $toStg = $productionmode === 'test' ? '-test' : $toStg;
         $toStg = $productionmode === 'perfMode' ? '-perf' : $toStg;
-        $this->config = require(__DIR__ . "/conf/config${toStg}.php");
+        $this->config = require(__DIR__ . "/conf/config{$toStg}.php");
         $this->endpoints = require(__DIR__ . '/conf/endpoints.php');
         $this->apiMappings = require(__DIR__ . '/conf/apiMappings.php');
         $this->versions = require(__DIR__ . '/conf/apiVersions.php');
diff --git a/src/Controllers/Payment.php b/src/Controllers/Payment.php
index ebe81ed..2769782 100644
--- a/src/Controllers/Payment.php
+++ b/src/Controllers/Payment.php
@@ -265,7 +265,7 @@ private function endpointByPaymentType($paymentType, $merchantPaymentId)
         switch ($paymentType) {
             case 'pending':
                 $version = $this->main()->GetEndpointVersion('REQUEST_ORDER');
-                $endpoint = "/${version}" . $main->GetEndpoint('REQUEST_ORDER') . "/$merchantPaymentId";
+                $endpoint = "/{$version}" . $main->GetEndpoint('REQUEST_ORDER') . "/$merchantPaymentId";
                 $url = $this->api_url . $main->GetEndpoint('REQUEST_ORDER') . "/$merchantPaymentId";
                 $url = str_replace('v2', $version, $url);
                 break;
diff --git a/src/core/ClientControllerException.php b/src/core/ClientControllerException.php
index c4ae3b7..bfad2eb 100644
--- a/src/core/ClientControllerException.php
+++ b/src/core/ClientControllerException.php
@@ -42,6 +42,6 @@ public function getResolutionUrl()
         $code = $resultInfo["code"];
         $codeId = $resultInfo["codeId"];
         $apiName = $this->apiInfo["api_name"];
-        return "${documentationUrl}?api_name=${apiName}&code=${code}&code_id=${codeId}";
+        return "{$documentationUrl}?api_name={$apiName}&code={$code}&code_id={$codeId}";
     }
 }
diff --git a/src/core/Model.php b/src/core/Model.php
index c2bca11..681c410 100644
--- a/src/core/Model.php
+++ b/src/core/Model.php
@@ -38,10 +38,10 @@ public function validate($throwErrors = true)
             }
             if ($memberInfo['type'] === 'string') {
                 if (strlen($member) < 1) {
-                    throw new ModelException("${memberName} cannot be empty", 1, [$memberName]);
+                    throw new ModelException("{$memberName} cannot be empty", 1, [$memberName]);
                 }
                 if (isset($memberInfo['strlen']) && $memberInfo['strlen'] !== 0 && strlen($member) > $memberInfo['strlen']) {
-                    throw new ModelException("${memberName} exceeds maximum size of  characters", 1, [$memberName]);
+                    throw new ModelException("{$memberName} exceeds maximum size of  characters", 1, [$memberName]);
                 }
             }
         }
diff --git a/tests/CoreClassesTest.php b/tests/CoreClassesTest.php
index 4599639..9fc4405 100644
--- a/tests/CoreClassesTest.php
+++ b/tests/CoreClassesTest.php
@@ -32,7 +32,7 @@ public function testClientBaExtNwClient()
         $collector["ENDPOINT_VERSION"] = $client->GetEndpointVersion('SUBSCRIPTION');
         $collector["MERCHANT_ID"] = $client->GetMid();
         foreach ($collector as $key => $value) {
-            $this->assertNotNull($value, "${key} invalid");
+            $this->assertNotNull($value, "{$key} invalid");
         }
     }
     public function testClientBadNwClient()
@@ -68,7 +68,7 @@ public function testClientStaging()
         $collector["ENDPOINT_VERSION"] = $client->GetEndpointVersion('SUBSCRIPTION');
         $collector["MERCHANT_ID"] = $client->GetMid();
         foreach ($collector as $key => $value) {
-            $this->assertNotNull($value, "${key} invalid");
+            $this->assertNotNull($value, "{$key} invalid");
         }
     }
     public function testClientProduction()
@@ -87,7 +87,7 @@ public function testClientProduction()
         $collector["ENDPOINT_VERSION"] = $client->GetEndpointVersion('SUBSCRIPTION');
         $collector["MERCHANT_ID"] = $client->GetMid();
         foreach ($collector as $key => $value) {
-            $this->assertNotNull($value, "${key} invalid");
+            $this->assertNotNull($value, "{$key} invalid");
         }
     }
     public function testClientTestMode()
@@ -106,7 +106,7 @@ public function testClientTestMode()
         $collector["ENDPOINT_VERSION"] = $client->GetEndpointVersion('SUBSCRIPTION');
         $collector["MERCHANT_ID"] = $client->GetMid();
         foreach ($collector as $key => $value) {
-            $this->assertNotNull($value, "${key} invalid");
+            $this->assertNotNull($value, "{$key} invalid");
         }
     }
     public function testClientNoMid()