From e9d290de2f349d774127b46670c086588bcaf5b0 Mon Sep 17 00:00:00 2001
From: Paulo Henrique <paulo.hco47@gmail.com>
Date: Tue, 13 Jan 2026 17:22:23 -0300
Subject: [PATCH] caddyconfig: Fix indentation of multiline strings in fmt
 (#7425) (#7433)

---
 caddyconfig/caddyfile/formatter.go      | 10 ++++++++++
 caddyconfig/caddyfile/formatter_test.go | 11 +++++++++++
 2 files changed, 21 insertions(+)

diff --git a/caddyconfig/caddyfile/formatter.go b/caddyconfig/caddyfile/formatter.go
index 833aff353..dfd316b16 100644
--- a/caddyconfig/caddyfile/formatter.go
+++ b/caddyconfig/caddyfile/formatter.go
@@ -18,6 +18,7 @@ import (
 	"bytes"
 	"io"
 	"slices"
+	"strings"
 	"unicode"
 )
 
@@ -209,6 +210,15 @@ func Format(input []byte) []byte {
 			}
 		}
 
+		if strings.Contains(quotes, "`") {
+			if ch == '`' && space && !beginningOfLine {
+				write(' ')
+			}
+			write(ch)
+			space = false
+			continue
+		}
+
 		if unicode.IsSpace(ch) {
 			space = true
 			heredocEscaped = false
diff --git a/caddyconfig/caddyfile/formatter_test.go b/caddyconfig/caddyfile/formatter_test.go
index 0092d1311..6ab293615 100644
--- a/caddyconfig/caddyfile/formatter_test.go
+++ b/caddyconfig/caddyfile/formatter_test.go
@@ -464,6 +464,17 @@ block2 {
 }
 `,
 		},
+		{
+			description: "issue #7425: multiline backticked string indentation",
+			input: `https://localhost:8953 {
+    respond ` + "`" + `Here are some random numbers:
+
+{{randNumeric 16}}
+
+Hope this helps.` + "`" + `
+}`,
+			expect: "https://localhost:8953 {\n\trespond `Here are some random numbers:\n\n{{randNumeric 16}}\n\nHope this helps.`\n}",
+		},
 	} {
 		// the formatter should output a trailing newline,
 		// even if the tests aren't written to expect that