1 files changed, 6 insertions, 0 deletions
diff --git a/src/fs.rs b/src/fs.rs
index 0aaf2a93d..9191d5373 100644
--- a/src/fs.rs
+++ b/src/fs.rs
@@ -1,6 +1,7 @@
 use std;
 use std::fs::File;
 use std::io::Read;
+use std::io::Write;
 use std::path::Path;
 
 pub fn read_file_sync(path: &Path) -> std::io::Result<Vec<u8>> {
@@ -17,6 +18,11 @@ pub fn read_file_sync_string(path: &Path) -> std::io::Result<String> {
     .map_err(|err| std::io::Error::new(std::io::ErrorKind::InvalidData, err))
 }
 
+pub fn write_file_sync(path: &Path, content: &[u8]) -> std::io::Result<()> {
+  let mut f = File::create(path)?;
+  f.write_all(content)
+}
+
 pub fn mkdir(path: &Path) -> std::io::Result<()> {
   debug!("mkdir -p {}", path.display());
   assert!(path.has_root(), "non-has_root not yet implemented");