1 files changed, 37 insertions, 0 deletions
diff --git a/vendor/handlebars/src/local_vars.rs b/vendor/handlebars/src/local_vars.rs
new file mode 100644
index 000000000..2a34b1f16
--- /dev/null
+++ b/vendor/handlebars/src/local_vars.rs
@@ -0,0 +1,37 @@
+use std::collections::BTreeMap;
+
+use serde_json::value::Value as Json;
+
+#[derive(Default, Debug, Clone)]
+pub(crate) struct LocalVars {
+    first: Option<Json>,
+    last: Option<Json>,
+    index: Option<Json>,
+    key: Option<Json>,
+
+    extra: BTreeMap<String, Json>,
+}
+
+impl LocalVars {
+    pub fn put(&mut self, key: &str, value: Json) {
+        match key {
+            "first" => self.first = Some(value),
+            "last" => self.last = Some(value),
+            "index" => self.index = Some(value),
+            "key" => self.key = Some(value),
+            _ => {
+                self.extra.insert(key.to_owned(), value);
+            }
+        }
+    }
+
+    pub fn get(&self, key: &str) -> Option<&Json> {
+        match key {
+            "first" => self.first.as_ref(),
+            "last" => self.last.as_ref(),
+            "index" => self.index.as_ref(),
+            "key" => self.key.as_ref(),
+            _ => self.extra.get(key),
+        }
+    }
+}