From 53f2acade9629dfa3c738f55d641f453c7ea0a08 Mon Sep 17 00:00:00 2001
From: data-man <datamanrb@gmail.com>
Date: Sun, 15 Nov 2020 07:11:56 +0500
Subject: [PATCH] Autodetect number radix

---
 args.zig | 4 ++--
 demo.zig | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/args.zig b/args.zig
index 9a8e0df..2a2afa6 100644
--- a/args.zig
+++ b/args.zig
@@ -206,9 +206,9 @@ fn convertArgumentValue(comptime T: type, textInput: []const u8) !T {
         else
             return true, // boolean options are always true
         .Int => |int| return if (int.is_signed)
-            try std.fmt.parseInt(T, textInput, 10)
+            try std.fmt.parseInt(T, textInput, 0)
         else
-            try std.fmt.parseUnsigned(T, textInput, 10),
+            try std.fmt.parseUnsigned(T, textInput, 0),
         .Float => return try std.fmt.parseFloat(T, textInput),
         .Enum => {
             if (@hasDecl(T, "parse")) {
diff --git a/demo.zig b/demo.zig
index 4d15968..081c38b 100644
--- a/demo.zig
+++ b/demo.zig
@@ -11,6 +11,8 @@ pub fn main() !void {
         @"with-hexdump": bool = false,
         @"intermix-source": bool = false,
         numberOfBytes: ?i32 = null,
+        signed_number: ?i64 = null,
+        unsigned_number: ?u64 = null,
         mode: enum { default, special, slow, fast } = .default,
 
         // This declares short-hand options for single hyphen