Add examples/

examples/git.zig

@@ -0,0 +1,59 @@
+const std = @import("std");
+const yazap = @import("yazap");
+
+const allocator = std.heap.page_allocator;
+const flag = yazap.flag;
+const Command = yazap.Command;
+const Arg = yazap.Arg;
+
+// git init
+// git commit -m "message"
+// git pull <remote>
+// git push <remote> <branch_name>
+
+pub fn main() anyerror!void {
+    var git = Command.new(allocator, "mygit");
+    defer git.deinit();
+
+    var cmd_commit = Command.new(allocator, "commit");
+    try cmd_commit.addArg(flag.argOne("message", 'm'));
+
+    var cmd_pull = Command.new(allocator, "pull");
+    try cmd_pull.takesSingleValue("REMOTE");
+    cmd_pull.argRequired(true);
+
+    var cmd_push = Command.new(allocator, "push");
+    try cmd_push.takesSingleValue("REMOTE");
+    try cmd_push.takesSingleValue("BRANCH_NAME");
+    try cmd_push.argRequired(true);
+
+    try git.addSubcommand(Command.new(allocator, "init"));
+    try git.addSubcommand(cmd_commit);
+    try git.addSubcommand(cmd_pull);
+    try git.addSubcommand(cmd_push);
+
+    var args = try git.parseProcess();
+    defer args.deinit();
+
+    if (args.isPresent("init")) {
+        std.debug.print("Initilize empty repo", .{});
+        return;
+    }
+
+    if (args.subcommandContext("commit")) |commit_args| {
+        if (commit_args.valueOf("message")) |message| {
+            std.log.info("Commit message {s}", .{message});
+            return;
+        }
+    }
+
+    if (args.subcommandContext("push")) |push_args| {
+        if (push_args.isPresent("REMOTE") and push_args.isPresent("BRANCH_NAME")) {
+            const remote = push_args.valueOf("REMOTE").?;
+            const branch_name = push_args.valueOf("BRANCH_NAME").?;
+
+            std.log.info("REMOTE={s}, BRANCH_NAME={s}", .{ remote, branch_name });
+            return;
+        }
+    }
+}

examples/touch.zig

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+const std = @import("std");
+const yazap = @import("yazap");
+
+const allocator = std.heap.page_allocator;
+const flag = yazap.flag;
+const Command = yazap.Command;
+
+pub fn main() anyerror!void {
+    var touch = Command.new(allocator, "mytouch");
+    defer touch.deinit();
+
+    try touch.takesSingleValue("FILE_NAME");
+    touch.argRequired(true);
+
+    try touch.addArg(flag.boolean("no-create", 'c'));
+    try touch.addArg(flag.boolean("version", 'v'));
+    try touch.addArg(flag.boolean("help", 'h'));
+
+    var args = try touch.parseProcess();
+    defer args.deinit();
+
+    if (args.isPresent("help")) {
+        std.debug.print("Show help", .{});
+        return;
+    }
+
+    if (args.isPresent("version")) {
+        std.debug.print("v0.1.0", .{});
+        return;
+    }
+
+    if (args.valueOf("FILE_NAME")) |file_name| {
+        if (args.isPresent("no-create")) {
+            std.debug.print("I'am not creating it", .{});
+        } else {
+            var file = try std.fs.cwd().createFile(file_name);
+            defer file.close();
+        }
+    }
+}