input pipeline is done in the library

examples/simple_input.rs

@@ -0,0 +1,55 @@
+extern crate alloc;
+
+use tui_orchestrator::input::{default_bindings, ComponentAction, InputError, InputSource, Key};
+
+struct MockInput {
+    keys: alloc::vec::Vec<Key>,
+    index: usize,
+}
+
+impl MockInput {
+    fn new(keys: alloc::vec::Vec<Key>) -> Self {
+        Self { keys, index: 0 }
+    }
+}
+
+impl InputSource for MockInput {
+    fn read_key(&mut self) -> Result<Key, InputError> {
+        if self.index < self.keys.len() {
+            let key = self.keys[self.index];
+            self.index += 1;
+            Ok(key)
+        } else {
+            Err(InputError::BackendError)
+        }
+    }
+}
+
+fn main() {
+    let bindings = default_bindings();
+    let mut input = MockInput::new(alloc::vec![Key::tab(), Key::enter(), Key::esc(),]);
+
+    loop {
+        match input.read_key() {
+            Ok(key) => {
+                if let Some(action) = bindings.get(&key) {
+                    match action {
+                        ComponentAction::Next => println!("Next"),
+                        ComponentAction::Select => println!("Select"),
+                        ComponentAction::Cancel => {
+                            println!("Cancel - exiting");
+                            break;
+                        }
+                        _ => println!("Other action: {:?}", action),
+                    }
+                } else {
+                    println!("No binding for key: {:?}", key);
+                }
+            }
+            Err(e) => {
+                println!("Error: {:?}", e);
+                break;
+            }
+        }
+    }
+}