Add license headers

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

5 files changed, 30 insertions, 0 deletions

diff --git a/src/async_dag.rs b/src/async_dag.rs
index 0ebc166..f9f5072 100644
--- a/src/async_dag.rs
+++ b/src/async_dag.rs
@@ -1,3 +1,9 @@
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+//
+
 use std::pin::Pin;
 
 use anyhow::Result;
diff --git a/src/dag_backend.rs b/src/dag_backend.rs
index 6a49146..8a74c7b 100644
--- a/src/dag_backend.rs
+++ b/src/dag_backend.rs
@@ -1,3 +1,9 @@
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+//
+
 use anyhow::Result;
 use async_trait::async_trait;
 
diff --git a/src/node.rs b/src/node.rs
index 3759259..b557928 100644
--- a/src/node.rs
+++ b/src/node.rs
@@ -1,3 +1,9 @@
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+//
+
 use crate::NodeId;
 
 pub trait Node {
diff --git a/src/node_id.rs b/src/node_id.rs
index e4fe6b4..d849310 100644
--- a/src/node_id.rs
+++ b/src/node_id.rs
@@ -1,2 +1,8 @@
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+//
+
 pub trait NodeId: Clone + Eq + PartialEq + std::hash::Hash {
 }
diff --git a/src/test_impl.rs b/src/test_impl.rs
index b79b90b..da86543 100644
--- a/src/test_impl.rs
+++ b/src/test_impl.rs
@@ -1,3 +1,9 @@
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+//
+
 use anyhow::Result;
 use async_trait::async_trait;