1 files changed, 33 insertions, 0 deletions

diff --git a/lib/src/lints/unquoted_splice.rs b/lib/src/lints/unquoted_splice.rs
new file mode 100644
index 0000000..4d1ed69
--- /dev/null
+++ b/lib/src/lints/unquoted_splice.rs
@@ -0,0 +1,33 @@
+use crate::{make, Lint, Metadata, Report, Rule, Suggestion};
+
+use if_chain::if_chain;
+use macros::lint;
+use rnix::{
+    types::{Dynamic, TypedNode},
+    NodeOrToken, SyntaxElement, SyntaxKind,
+};
+
+#[lint(
+    name = "unquoted splice",
+    note = "Found unquoted splice expression",
+    code = 9,
+    match_with = SyntaxKind::NODE_DYNAMIC
+)]
+struct UnquotedSplice;
+
+impl Rule for UnquotedSplice {
+    fn validate(&self, node: &SyntaxElement) -> Option<Report> {
+        if_chain! {
+            if let NodeOrToken::Node(node) = node;
+            if Dynamic::cast(node.clone()).is_some();
+            then {
+                let at = node.text_range();
+                let replacement = make::quote(&node).node().clone();
+                let message = "Consider quoting this splice expression";
+                Some(Self::report().suggest(at, message, Suggestion::new(at, replacement)))
+            } else {
+                None
+            }
+        }
+    }
+}