From a3011d6c7610af93ec2d7eaed9a3b672fb7a073a Mon Sep 17 00:00:00 2001
From: "Robert J. Lang" <robert@langorigami.com>
Date: Thu, 11 Mar 2021 15:45:36 -0800
Subject: [PATCH] Fix null coalescence

Add support for the ?? operator.
---
 grammar_parser/reader.inc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/grammar_parser/reader.inc b/grammar_parser/reader.inc
index 526ef84..6aa797d 100644
--- a/grammar_parser/reader.inc
+++ b/grammar_parser/reader.inc
@@ -1737,6 +1737,11 @@ class PGPReader extends PGPParser {
             $node->setData('operator2', $this->tokenValue());
           }
           break;
+
+        case T_COALESCE:
+          $isLeftParenPartOfExpr = TRUE;
+          $node->setData('operator', $this->tokenValue());
+          break;
 /*
         case '?':
           $this->isInlineIf = TRUE;
@@ -3497,6 +3502,7 @@ class PGPReader extends PGPParser {
       '<',
       '?', // Add these two special delimiters.
       ':',
+      T_COALESCE,
       ';', // Catchall if we see end of statement.
     );
   }