From 9f248b0563828db0e01e685aac177eaf8107906e Mon Sep 17 00:00:00 2001
From: hippotastic <6137925+hippotastic@users.noreply.github.com>
Date: Mon, 11 Apr 2022 21:30:47 +0200
Subject: Make Netlify adapter actually append redirects (#3079)

---
 packages/integrations/netlify/src/index.ts | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

(limited to 'packages/integrations/netlify/src')

diff --git a/packages/integrations/netlify/src/index.ts b/packages/integrations/netlify/src/index.ts
index 60aad4b79..c473de67a 100644
--- a/packages/integrations/netlify/src/index.ts
+++ b/packages/integrations/netlify/src/index.ts
@@ -53,11 +53,10 @@ ${pattern}    /.netlify/functions/${entryFile}    200`;
 					}
 				}
 
-				if (fs.existsSync(_redirects)) {
-					await fs.promises.appendFile(_redirectsURL, _redirects, 'utf-8');
-				} else {
-					await fs.promises.writeFile(_redirectsURL, _redirects, 'utf-8');
-				}
+				// Always use appendFile() because the redirects file could already exist,
+				// e.g. due to a `/public/_redirects` file that got copied to the output dir.
+				// If the file does not exist yet, appendFile() automatically creates it.
+				await fs.promises.appendFile(_redirectsURL, _redirects, 'utf-8');
 			},
 		},
 	};
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