Writing the writer.toml to a folder when running init.

src/command/init/mod.rs

@@ -0,0 +1,3 @@
+mod runner;
+
+pub(crate) use runner::init_writer_folder;

src/command/init/runner.rs

@@ -0,0 +1,25 @@
+use std::fs::File;
+use std::io::Write;
+
+use crate::cli::parameters::InitArgs;
+use crate::config::Config;
+
+pub(crate) async fn init_writer_folder(args: &InitArgs) -> Result<(), Box<dyn std::error::Error>> {
+    let new_config = Config::default();
+    if args.path.exists() && !args.path.is_dir() {
+        return Err("The supplied path exists but is not a directory. Aborting.".into());
+    }
+
+    if !args.path.exists() {
+        std::fs::create_dir_all(&args.path)?;
+    }
+
+    let existing_entries = std::fs::read_dir(&args.path)?;
+    if existing_entries.count() != 0 {
+        return Err("The directory is not empty. Aborting.".into());
+    }
+
+    let mut config_file = File::create(args.path.join("writer.toml"))?;
+    config_file.write_all(toml::to_string(&new_config)?.as_bytes())?;
+    Ok(())
+}