Thing.zig

thing.zig

const std = @import("std");

fn fatal(comptime fmt: []const u8, args: anytype) noreturn {
    std.log.err(fmt, args);
    std.os.exit(0xff);
}

pub fn main() void {
    var arena_instance = std.heap.ArenaAllocator.init(std.heap.page_allocator);
    const arena = arena_instance.allocator();

    var args = try std.process.argsWithAllocator(arena);
    _ = args.next();

    var filepath: []const u8 = ".env";
    while (args.next()) |arg| {
        if (std.mem.eql(u8, "-f", arg)) {
            filepath = args.next() orelse fatal(
                "error: option '-f' requires an argument <envfile>", .{}
            );
        } else fatal("error: unknown cmdline argument '{s}'", .{arg});
    }
}