inital commit

1 files changed, 33 insertions, 0 deletions

diff --git a/src/main.zig b/src/main.zig
new file mode 100644
index 0000000..949c368
--- /dev/null
+++ b/src/main.zig
@@ -0,0 +1,33 @@
+const std = @import("std");
+const func = @import("funcz");
+
+fn iter(n: i32) i32 {
+    return n + 1;
+}
+
+fn mul2(n: i32) i32 {
+    return n * 2;
+}
+
+pub fn main() !void {
+    var gpa = std.heap.DebugAllocator(.{}){};
+    const allocator = gpa.allocator();
+    const iterThenMul2 = func.compose(mul2, iter);
+    var items = [_]i32{ 0, 1, 2, 3, 4 };
+    const itemsSlice: []i32 = items[0..items.len];
+    const newItems = try func.mapAlloc(allocator, iterThenMul2, itemsSlice);
+    defer allocator.free(newItems);
+    var buffer: [128]i32 = undefined;
+    func.map(iterThenMul2, itemsSlice, &buffer);
+    std.debug.print("compose(mul2, iter)(5) = {d}\n", .{ iterThenMul2(5) });
+    std.debug.print("mapAlloc(allocator, compose(mul2, iter), []i32{{ 0, 1, 2, 3, 4 }}) = {{ ", .{});
+    for(newItems) |item| {
+        std.debug.print("{d}, ", .{item});
+    }
+    std.debug.print("}}\n", .{});
+    std.debug.print("map(compose(mul2, iter), []i32{{ 0, 1, 2, 3, 4 }}, &buffer) = {{ ", .{});
+    for(buffer[0..items.len]) |item| {
+        std.debug.print("{d}, ", .{item});
+    }
+    std.debug.print("}}\n", .{});
+}