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-rw-r--r--example/help.zig17
1 files changed, 10 insertions, 7 deletions
diff --git a/example/help.zig b/example/help.zig
index d90373a..de3b707 100644
--- a/example/help.zig
+++ b/example/help.zig
@@ -2,14 +2,17 @@ const clap = @import("clap");
2const std = @import("std"); 2const std = @import("std");
3 3
4pub fn main() !void { 4pub fn main() !void {
5 const params = comptime [_]clap.Param(clap.Help){
6 clap.parseParam("-h, --help Display this help and exit. ") catch unreachable,
7 clap.parseParam("-v, --version Output version information and exit.") catch unreachable,
8 };
9
10 var args = try clap.parse(clap.Help, &params, .{});
11 defer args.deinit();
12
5 // clap.help is a function that can print a simple help message, given a 13 // clap.help is a function that can print a simple help message, given a
6 // slice of Param(Help). There is also a helpEx, which can print a 14 // slice of Param(Help). There is also a helpEx, which can print a
7 // help message for any Param, but it is more verbose to call. 15 // help message for any Param, but it is more verbose to call.
8 try clap.help( 16 if (args.flag("--help"))
9 std.io.getStdErr().writer(), 17 return clap.help(std.io.getStdErr().writer(), &params);
10 comptime &.{
11 clap.parseParam("-h, --help Display this help and exit. ") catch unreachable,
12 clap.parseParam("-v, --version Output version information and exit.") catch unreachable,
13 },
14 );
15} 18}