ShawnJones/zig-clap
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use null sentinel in OsIterator (#27)

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Matthew Knight 2020-11-01 05:11:01 -08:00 committed by GitHub
parent a3d2a261f5
commit 44ee31e4bc
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1 changed files with 2 additions and 2 deletions
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clap/args.zig
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@ -53,7 +53,7 @@ pub const OsIterator = struct {
/// The executable path (this is the first argument passed to the program)
/// TODO: Is it the right choice for this to be null? Maybe `init` should
/// return an error when we have no exe.
exe_arg: ?[]const u8,
exe_arg: ?[:0]const u8,
pub fn init(allocator: *mem.Allocator) Error!OsIterator {
var res = OsIterator{
@ -69,7 +69,7 @@ pub const OsIterator = struct {
iter.arena.deinit();
}
pub fn next(iter: *OsIterator) Error!?[]const u8 {
pub fn next(iter: *OsIterator) Error!?[:0]const u8 {
if (builtin.os.tag == .windows) {
return try iter.args.next(&iter.arena.allocator) orelse return null;
} else {