From 4d680430455cf3342d298d2ec277127650748c60 Mon Sep 17 00:00:00 2001
From: Isaac Freund <ifreund@ifreund.xyz>
Date: Sun, 24 May 2020 15:18:57 +0200
Subject: Add callback to command request for error handling

---
 src/Command.zig | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'src/Command.zig')

diff --git a/src/Command.zig b/src/Command.zig
index 58c58d3..0632e5c 100644
--- a/src/Command.zig
+++ b/src/Command.zig
@@ -117,10 +117,21 @@ const str_to_read_fn = [_]Definition{
 };
 // zig fmt: on
 
+pub const Error = error{
+    NoCommand,
+    UnknownCommand,
+    NotEnoughArguments,
+    TooManyArguments,
+    Overflow,
+    InvalidCharacter,
+    InvalidDirection,
+    OutOfMemory,
+};
+
 impl: ImplFn,
 arg: Arg,
 
-pub fn init(args: []const []const u8, allocator: *std.mem.Allocator) !Self {
+pub fn init(args: []const []const u8, allocator: *std.mem.Allocator) Error!Self {
     if (args.len == 0) return error.NoCommand;
     const name = args[0];
 
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