Add panic catch for program execution

1 files changed, 22 insertions, 0 deletions

diff --git a/mingling_core/src/program/error.rs b/mingling_core/src/program/error.rs
new file mode 100644
index 0000000..5e92a42
--- /dev/null
+++ b/mingling_core/src/program/error.rs
@@ -0,0 +1,22 @@
+use std::any::Any;
+use std::fmt;
+use thiserror::Error;
+
+/// Error type returned when a panic occurs during execution.
+#[derive(Error)]
+#[error("execution panicked: {payload:?}")]
+pub struct ProgramPanic {
+    pub payload: Box<dyn Any + Send>,
+}
+
+impl ProgramPanic {
+    pub fn new(payload: Box<dyn Any + Send>) -> Self {
+        ProgramPanic { payload }
+    }
+}
+
+impl fmt::Debug for ProgramPanic {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "{:?}", self.payload)
+    }
+}