3 files changed, 14 insertions, 2 deletions
diff --git a/aoc-2020-gleam/src/ext/genericx.gleam b/aoc-2020-gleam/src/ext/genericx.gleam
new file mode 100644
index 0000000..57ce450
--- /dev/null
+++ b/aoc-2020-gleam/src/ext/genericx.gleam
@@ -0,0 +1,7 @@
+pub fn equals(left: a, right: a) -> Bool {
+  left == right
+}
+
+pub fn different(left: a, than right: a) -> Bool {
+  left != right
+}
diff --git a/aoc-2020-gleam/src/ext/intx.gleam b/aoc-2020-gleam/src/ext/intx.gleam
new file mode 100644
index 0000000..9f06850
--- /dev/null
+++ b/aoc-2020-gleam/src/ext/intx.gleam
@@ -0,0 +1,3 @@
+pub fn is_between(number: Int, min: Int, and max: Int) {
+  min <= number && number <= max
+}
diff --git a/aoc-2020-gleam/src/ext/resultx.gleam b/aoc-2020-gleam/src/ext/resultx.gleam
index d354216..2067291 100644
--- a/aoc-2020-gleam/src/ext/resultx.gleam
+++ b/aoc-2020-gleam/src/ext/resultx.gleam
@@ -1,4 +1,6 @@
 pub fn assert_unwrap(result: Result(t, _)) -> t {
-  let assert Ok(value) = result
-  value
+  case result {
+    Ok(value) -> value
+    _ -> panic
+  }
 }