Terminal statements

CHANGELOG.md

@@ -30,11 +30,12 @@ This release brings a lot of useful tools to write buzz code: LSP, formatter and
 
 ## Changed
 
-- buzz binary now uses subcommands rather than options
-    - `buzz <script.buzz>` becomes `buzz run-script <script.buzz>`
+- buzz binary now uses subcommands for tools and direct paths for execution
+    - `buzz <script.buzz>` runs a standalone script
     - `buzz -t <script.buzz>` becomes `buzz test <script.buzz>`
     - `buzz -f <script.buzz>` becomes `buzz format <script.buzz>`
-    - `buzz run` runs `src/main.buzz` from the current package
+    - `buzz <directory>` runs `src/main.buzz` from a buzz package directory
+    - `buzz run` and `buzz run-script` were removed
     - `buzz init` and `buzz fetch` manage package scaffolding and dependencies
     - `buzz` will start the REPL
 - Extern libraries now must expose only one function which will be called by the compiler to lookup the functions of the library

README.md

@@ -47,7 +47,8 @@ A small/lightweight statically typed scripting language written in Zig
 3. Build it `zig build -Doptimize=ReleaseSafe`
 4. Have fun (with `BUZZ_PATH=./zig-out`)
     - `buzz` launches the REPL
-    - `buzz run-script` to run a lone script
+    - `buzz <script.buzz>` to run a lone script
+    - `buzz <directory>` to run a buzz package
     - `buzz init` to start a buzz package
 
 ### Install
@@ -62,4 +63,4 @@ sudo zig build -Doptimize=ReleaseSafe install -p /usr/local
 
 If you're usage if performance critical (game dev for example), you can build using `-Doptimize=ReleaseFast`.
 
-Remember to modify PATH to include the `bin` directory where it is installed. For example, `export PATH=PATH:/home/xxx/.local/bin`. You can then run buzz with `buzz <myscript.buzz>`. Or you can simply run `buzz` to start the REPL.
+Remember to modify PATH to include the `bin` directory where it is installed. For example, `export PATH=PATH:/home/xxx/.local/bin`. You can then run buzz with `buzz <myscript.buzz>` or `buzz <directory>`. Or you can simply run `buzz` to start the REPL.

examples/showcase.buzz

@@ -0,0 +1,40 @@
+import "buzz:std";
+
+enum State {
+    todo,
+    doing,
+    done,
+}
+
+object Task {
+    title: str,
+    points: int?,
+    state: State = .todo,
+
+    fun score() => match (this.state) {
+        .done -> this.points ?? 0,
+        .doing, .todo -> 0
+    };
+}
+
+fun scores(tasks: [Task]) > str *> int? {
+    foreach (task in tasks) {
+        _ = yield task.score();
+    }
+    return "scored {tasks.len()} tasks";
+}
+
+fun main() > void {
+    final tasks: [Task] = [
+        .{ title = "parser", points = 8, state = .done },
+        .{ title = "lsp", points = 5, state = .doing },
+        .{ title = "docs", points = 3 },
+    ];
+
+    var total = 0;
+    foreach (score in &scores(tasks)) {
+        total += score ?? 0;
+    }
+
+    std\print("completed points: {total}");
+}