Fixed functions not properly forking a new process when executed in a pipeline

src/parse/execute.rs

@@ -359,10 +359,12 @@ impl Dispatcher {
 
     let func_name = argv.remove(0).span.as_str().to_string();
     let argv = prepare_argv(argv)?;
-    let result = if let Some(func) = read_logic(|l| l.get_func(&func_name)) {
+    let result = if let Some(ref mut func_body) = read_logic(|l| l.get_func(&func_name)) {
       let _guard = ScopeGuard::exclusive_scope(Some(argv));
 
-      if let Err(e) = self.exec_brc_grp((*func).clone()) {
+			func_body.body_mut().flags = func.flags;
+
+      if let Err(e) = self.exec_brc_grp(func_body.body().clone()) {
         match e.kind() {
           ShErrKind::FuncReturn(code) => {
             state::set_status(*code);
@@ -385,7 +387,6 @@ impl Dispatcher {
     result
   }
   fn exec_brc_grp(&mut self, brc_grp: Node) -> ShResult<()> {
-		let blame = brc_grp.get_span().clone();
     let NdRule::BraceGrp { body } = brc_grp.class else {
       unreachable!()
     };
@@ -411,7 +412,7 @@ impl Dispatcher {
 				}
 			})
 		} else {
-			brc_grp_logic(self).try_blame(blame)
+			brc_grp_logic(self)
 		}
   }
   fn exec_case(&mut self, case_stmt: Node) -> ShResult<()> {

src/state.rs

@@ -271,11 +271,9 @@ thread_local! {
 
 /// A shell function
 ///
-/// Consists of the BraceGrp Node and the stored ParsedSrc that the node refers
-/// to The Node must be stored with the ParsedSrc because the tokens of the node
+/// Consists of the BraceGrp Node and the stored ParsedSrc that the node refers to.
+/// The Node must be stored with the ParsedSrc because the tokens of the node
 /// contain an Arc<String> Which refers to the String held in ParsedSrc
-///
-/// Can be dereferenced to pull out the wrapped Node
 #[derive(Clone, Debug)]
 pub struct ShFunc(Node);
 
@@ -294,13 +292,12 @@ impl ShFunc {
     let ConjunctNode { cmd, operator: _ } = conjunct_node;
     *cmd
   }
-}
-
-impl Deref for ShFunc {
-  type Target = Node;
-  fn deref(&self) -> &Self::Target {
-    &self.0
-  }
+	pub fn body(&self) -> &Node {
+		&self.0
+	}
+	pub fn body_mut(&mut self) -> &mut Node {
+		&mut self.0
+	}
 }
 
 /// The logic table for the shell

src/tests/error.rs

@@ -59,12 +59,10 @@ fn unclosed_squote() {
 fn unclosed_brc_grp() {
   let input = "{ foo bar";
   let tokens = LexStream::new(Arc::new(input.into()), LexFlags::empty())
-    .map(|tk| tk.unwrap())
-    .collect::<Vec<_>>();
+    .collect::<ShResult<Vec<_>>>();
 
-  let node = ParseStream::new(tokens).next().unwrap();
-  let Err(err) = node else {
-    panic!();
+  let Err(err) = tokens else {
+    panic!("Expected an error, got {:?}", tokens);
   };
 
   let err_fmt = format!("{err}");