1 files changed, 13 insertions, 0 deletions
diff --git a/src/run/mod.rs b/src/run/mod.rs
index f727b01..459c898 100644
--- a/src/run/mod.rs
+++ b/src/run/mod.rs
@@ -19,6 +19,7 @@ pub enum ExecError {
     ErrorStack(Vec<ExecError>),
     Panic,
     AliasDepthExceeded,
+    Parse(crate::parse::ParseError),
 }
 
 impl ExecError {
@@ -61,6 +62,7 @@ impl ExecError {
                 out
             }
             ExecError::AliasDepthExceeded => "alias depth exceeded".to_string(),
+            ExecError::Parse(pe) => format!("parse error: {pe:?}"),
         }
     }
 }
@@ -515,6 +517,16 @@ pub fn run_script(se: Arc<Mutex<Session>>, script: crate::parse::Script) {
     }
 }
 
+pub fn source(se: Arc<Mutex<Session>>, file: &bstr) -> Result<(), ExecError> {
+    let mut f = File::open(OsStr::from_bytes(file)).map_err(ExecError::IO)?;
+    let mut buf = Vec::new();
+    f.read_to_end(&mut buf).map_err(ExecError::IO)?;
+    let script = parse::Script::parse_from_bytes(&buf).map_err(ExecError::Parse)?;
+    // TODO: error propagation
+    run_script(se, script);
+    Ok(())
+}
+
 #[derive(Debug)]
 pub enum BuiltinError {
     IO(std::io::Error),
@@ -579,6 +591,7 @@ const BUILTINS: &[&'static dyn BuiltinClone] = &[
     &builtin::bind::new(),
     &builtin::exit,
     &builtin::ct,
+    &builtin::source,
 ];
 
 pub fn builtin_map() -> HashMap<BString, &'static dyn BuiltinClone> {