mirror of
https://github.com/MasterQ32/zig-args.git
synced 2024-09-08 00:25:42 +02:00
62 lines
2 KiB
Zig
62 lines
2 KiB
Zig
const std = @import("std");
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const argsParser = @import("args");
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pub fn main() !u8 {
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const argsAllocator = std.heap.page_allocator;
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const Options = struct {
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// This declares long options for double hyphen
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output: ?[]const u8 = null,
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@"with-offset": bool = false,
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@"with-hexdump": bool = false,
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@"intermix-source": bool = false,
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numberOfBytes: ?i32 = null,
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signed_number: ?i64 = null,
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unsigned_number: ?u64 = null,
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mode: enum { default, special, slow, fast } = .default,
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help: bool = false,
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// This declares short-hand options for single hyphen
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pub const shorthands = .{
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.S = "intermix-source",
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.b = "with-hexdump",
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.O = "with-offset",
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.o = "output",
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};
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pub const meta = .{
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.option_docs = .{
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.output = "output help",
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.@"with-offset" = "with-offset help",
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.@"with-hexdump" = "with-hexdump help",
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.@"intermix-source" = "intermix-source",
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.numberOfBytes = "numberOfBytes help",
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.signed_number = "signed_number help",
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.unsigned_number = "unsigned_number help",
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.mode = "mode help",
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.help = "help help",
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},
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};
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};
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const options = argsParser.parseForCurrentProcess(Options, argsAllocator, .print) catch return 1;
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defer options.deinit();
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std.debug.print("executable name: {?s}\n", .{options.executable_name});
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std.debug.print("parsed options:\n", .{});
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inline for (std.meta.fields(@TypeOf(options.options))) |fld| {
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std.debug.print("\t{s} = {any}\n", .{
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fld.name,
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@field(options.options, fld.name),
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});
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}
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std.debug.print("parsed positionals:\n", .{});
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for (options.positionals) |arg| {
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std.debug.print("\t'{s}'\n", .{arg});
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}
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try argsParser.printHelp(Options, options.executable_name orelse "demo", std.io.getStdOut().writer());
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return 0;
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}
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