1 files changed, 18 insertions, 0 deletions
diff --git a/aoc2023/build/packages/adglent/src/priv/template.gleam b/aoc2023/build/packages/adglent/src/priv/template.gleam
new file mode 100644
index 0000000..e946888
--- /dev/null
+++ b/aoc2023/build/packages/adglent/src/priv/template.gleam
@@ -0,0 +1,18 @@
+import gleam/list
+import gleam/string
+
+pub fn render(
+  template: String,
+  substitutions: List(#(String, String)),
+) -> String {
+  substitutions
+  |> list.fold(
+    template,
+    fn(template, substitution) {
+      let #(name, value) = substitution
+      template
+      |> string.replace("{{ " <> name <> " }}", value)
+    },
+  )
+  |> string.trim <> "\n"
+}