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Fix #66

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This commit is contained in:
Guillaume Pinot 2018-02-12 23:46:15 +01:00
parent 615a8d324e
commit 12acd6121a
5 changed files with 21 additions and 6 deletions
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6
CHANGELOG.md
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@ -1,7 +1,11 @@
# v0.2.2 (2018-02-12)
* Fix [#66](https://github.com/TeXitoi/structopt/issues/66) by [@TeXitoi](https://github.com/TeXitoi)
# v0.2.1 (2018-02-11)
* Fix a bug around enum tuple and the about message in the global help by [@TeXitoi](https://github.com/TeXitoi)
* Fix #65 by [@TeXitoi](https://github.com/TeXitoi)
* Fix [#65](https://github.com/TeXitoi/structopt/issues/65) by [@TeXitoi](https://github.com/TeXitoi)
# v0.2.0 (2018-02-10)

4
Cargo.toml
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@ -1,6 +1,6 @@
[package]
name = "structopt"
version = "0.2.1"
version = "0.2.2"
authors = ["Guillaume Pinot <texitoi@texitoi.eu>"]
description = "Parse command line argument by defining a struct."
documentation = "https://docs.rs/structopt"
@ -18,6 +18,6 @@ travis-ci = { repository = "TeXitoi/structopt" }
[dependencies]
clap = { version = "2.20", default-features = false }
structopt-derive = { path = "structopt-derive", version = "0.2.1" }
structopt-derive = { path = "structopt-derive", version = "0.2.2" }
[workspace]

2
structopt-derive/Cargo.toml
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@ -1,6 +1,6 @@
[package]
name = "structopt-derive"
version = "0.2.1"
version = "0.2.2"
authors = ["Guillaume Pinot <texitoi@texitoi.eu>"]
description = "Parse command line argument by defining a struct, derive crate."
documentation = "https://docs.rs/structopt-derive"

4
structopt-derive/src/attrs.rs
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@ -56,11 +56,11 @@ impl Attrs {
}
fn push_str_method(&mut self, name: &str, arg: &str) {
match (name, arg) {
(name, "") => {
("about", "") | ("version", "") | ("author", "") => {
let methods = mem::replace(&mut self.methods, vec![]);
self.methods = methods
.into_iter()
.filter(|m| m.name == name)
.filter(|m| m.name != name)
.collect();
}
("name", new_name) => self.name = new_name.into(),

11
tests/options.rs
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@ -83,3 +83,14 @@ fn options() {
assert_eq!(Opt { arg: vec![24, 42] },
Opt::from_clap(&Opt::clap().get_matches_from(&["test", "-a24", "--arg", "42"])));
}
#[test]
fn empy_default_value() {
#[derive(StructOpt, PartialEq, Debug)]
struct Opt {
#[structopt(short = "a", default_value = "")]
arg: String,
}
assert_eq!(Opt { arg: "".into() }, Opt::from_iter(&["test"]));
assert_eq!(Opt { arg: "foo".into() }, Opt::from_iter(&["test", "-afoo"]));
}