mirror of
https://github.com/clap-rs/clap
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53 lines
1.5 KiB
Rust
53 lines
1.5 KiB
Rust
// Copyright 2018 Guillaume Pinot (@TeXitoi) <texitoi@texitoi.eu>,
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// Kevin Knapp (@kbknapp) <kbknapp@gmail.com>, and
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// Ana Hobden (@hoverbear) <operator@hoverbear.org>
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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//
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// This work was derived from Structopt (https://github.com/TeXitoi/structopt)
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// commit#ea76fa1b1b273e65e3b0b1046643715b49bec51f which is licensed under the
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// MIT/Apache 2.0 license.
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use clap::Parser;
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// Tests that clap_derive properly detects an `Option` field
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// that results from a macro expansion
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#[test]
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fn use_option() {
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macro_rules! expand_ty {
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($name:ident: $ty:ty) => {
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#[derive(Parser)]
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struct Outer {
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#[clap(short, long)]
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#[allow(dead_code)]
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$name: $ty,
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}
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};
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}
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expand_ty!(my_field: Option<String>);
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}
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#[test]
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fn issue_447() {
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macro_rules! Command {
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( $name:ident, [
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#[$meta:meta] $var:ident($inner:ty)
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] ) => {
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#[derive(Debug, PartialEq, clap::Parser)]
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enum $name {
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#[$meta]
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$var($inner),
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}
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};
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}
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Command! {GitCmd, [
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#[clap(external_subcommand)]
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Ext(Vec<String>)
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]}
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}
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