refactor(smlfmt): add force arg

src/formatters/smlfmt.rs

@@ -0,0 +1,13 @@
+use super::execute_command;
+use crate::error::MdsfError;
+
+#[inline]
+pub fn format_using_smlfmt(
+    file_path: &std::path::Path,
+) -> Result<(bool, Option<String>), MdsfError> {
+    let mut cmd = std::process::Command::new("smlfmt");
+
+    cmd.arg("--force").arg(file_path);
+
+    execute_command(&mut cmd, file_path)
+}