From ed7e8f411a494fd1c8e16f0374805dd8300dcb47 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matija=20Ko=C5=BEelj?= <matija.kozelj@tompit.net>
Date: Wed, 25 Jan 2023 16:28:15 +0100
Subject: [PATCH] Add support for compare function to SqlFormatter

---
 src/Connected.Expressions/Formatters/SqlFormatter.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/Connected.Expressions/Formatters/SqlFormatter.cs b/src/Connected.Expressions/Formatters/SqlFormatter.cs
index 11abea5..cca0129 100644
--- a/src/Connected.Expressions/Formatters/SqlFormatter.cs
+++ b/src/Connected.Expressions/Formatters/SqlFormatter.cs
@@ -6,6 +6,7 @@ using System.Text;
 using Connected.Expressions.Languages;
 using Connected.Expressions.Translation;
 using Connected.Expressions.Visitors;
+using Connected.Interop;
 
 namespace Connected.Expressions.Formatters;
 
@@ -250,6 +251,15 @@ public class SqlFormatter : DatabaseVisitor
 				return m;
 			}
 		}
+		else if (string.Equals(m.Method.Name, "Compare", StringComparison.Ordinal) && m.Method.DeclaringType == typeof(TypeComparer))
+		{
+			Write(OpenBracket);
+			Visit(m.Arguments[0]);
+			Write(" = ");
+			Visit(m.Arguments[1]);
+			Write(CloseBracket);
+			return m;
+		}
 
 		throw new NotSupportedException($"The method '{m.Method.Name}' is not supported");
 	}