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-rw-r--r--src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/Cargo.lock6
-rw-r--r--src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/Cargo.toml6
-rw-r--r--src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/src/main.rs11
3 files changed, 23 insertions, 0 deletions
diff --git a/src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/Cargo.lock b/src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/Cargo.lock
new file mode 100644
index 000000000..f62e8ac45
--- /dev/null
+++ b/src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/Cargo.lock
@@ -0,0 +1,6 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "enums"
+version = "0.1.0"
+
diff --git a/src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/Cargo.toml b/src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/Cargo.toml
new file mode 100644
index 000000000..e959295f9
--- /dev/null
+++ b/src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "enums"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
diff --git a/src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/src/main.rs b/src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/src/main.rs
new file mode 100644
index 000000000..df451be8b
--- /dev/null
+++ b/src/doc/book/listings/ch06-enums-and-pattern-matching/no-listing-04-structs-similar-to-message-enum/src/main.rs
@@ -0,0 +1,11 @@
+// ANCHOR: here
+struct QuitMessage; // unit struct
+struct MoveMessage {
+ x: i32,
+ y: i32,
+}
+struct WriteMessage(String); // tuple struct
+struct ChangeColorMessage(i32, i32, i32); // tuple struct
+ // ANCHOR_END: here
+
+fn main() {}