Add check for .env.local and module bindings generations to only write on changes

Author: aceysmith

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(())
 }
 

crates/cli/src/subcommands/generate.rs

@@ -200,7 +200,10 @@ pub async fn exec_ex(
             fs::create_dir_all(out_dir.join(parent))?;
         }
         let path = out_dir.join(fname);
-        fs::write(&path, code)?;
+        let contents = fs::read(&path);
+        if contents.is_err() || contents.is_ok_and(|contents| !code.bytes().eq(contents)) {
+            fs::write(&path, code)?;
+        }
         paths.insert(path);
     }