From 35da8f7310b7eb52e897fe698347b73cb10aed10 Mon Sep 17 00:00:00 2001
From: Adam Christopher Smith <aceysmith@gmail.com>
Date: Thu, 13 Nov 2025 11:25:30 -0800
Subject: [PATCH] Add check for .env.local and module bindings generations to
 only write on changes

---
 crates/cli/src/subcommands/dev.rs      | 5 ++++-
 crates/cli/src/subcommands/generate.rs | 4 +++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/crates/cli/src/subcommands/dev.rs b/crates/cli/src/subcommands/dev.rs
index 868df9c8fe8..202b0b27ddb 100644
--- a/crates/cli/src/subcommands/dev.rs
+++ b/crates/cli/src/subcommands/dev.rs
@@ -315,6 +315,7 @@ fn upsert_env_db_names_and_hosts(env_path: &Path, server_host_url: &str, databas
     } else {
         String::new()
     };
+    let original_contents = contents.clone();
 
     for prefix in prefixes {
         for (suffix, value) in [("DB_NAME", database_name), ("HOST", server_host_url)] {
@@ -335,7 +336,9 @@ fn upsert_env_db_names_and_hosts(env_path: &Path, server_host_url: &str, databas
         contents.push('\n');
     }
 
-    fs::write(env_path, contents)?;
+    if contents != original_contents {
+        fs::write(env_path, contents)?;
+    }
     Ok(())
 }
 
diff --git a/crates/cli/src/subcommands/generate.rs b/crates/cli/src/subcommands/generate.rs
index 5f6d935bfc5..777ceefa16a 100644
--- a/crates/cli/src/subcommands/generate.rs
+++ b/crates/cli/src/subcommands/generate.rs
@@ -200,7 +200,9 @@ pub async fn exec_ex(
             fs::create_dir_all(out_dir.join(parent))?;
         }
         let path = out_dir.join(fname);
-        fs::write(&path, code)?;
+        if !path.exists() || fs::read_to_string(&path)? != code {
+            fs::write(&path, code)?;
+        }
         paths.insert(path);
     }