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-rw-r--r--typescript.html.markdown10
1 files changed, 10 insertions, 0 deletions
diff --git a/typescript.html.markdown b/typescript.html.markdown
index 64be9401..74cd15c6 100644
--- a/typescript.html.markdown
+++ b/typescript.html.markdown
@@ -238,6 +238,16 @@ if (state.type === "success") {
console.error(state.message);
}
+// Template Literal Types
+// Use to create complex string types
+type OrderSize = "regular" | "large";
+type OrderItem = "Espresso" | "Cappuccino";
+type Order = `A ${OrderSize} ${OrderItem}`;
+
+let order1: Order = "A regular Cappuccino";
+let order2: Order = "A large Espresso";
+let order3: Order = "A small Espresso"; // Error
+
// Iterators and Generators
// for..of statement