1 files changed, 119 insertions, 0 deletions
diff --git a/vendor/clap_derive-3.2.18/src/derives/into_app.rs b/vendor/clap_derive-3.2.18/src/derives/into_app.rs
new file mode 100644
index 000000000..319735753
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+++ b/vendor/clap_derive-3.2.18/src/derives/into_app.rs
@@ -0,0 +1,119 @@
+// Copyright 2018 Guillaume Pinot (@TeXitoi) <texitoi@texitoi.eu>,
+// Kevin Knapp (@kbknapp) <kbknapp@gmail.com>, and
+// Ana Hobden (@hoverbear) <operator@hoverbear.org>
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+//
+// This work was derived from Structopt (https://github.com/TeXitoi/structopt)
+// commit#ea76fa1b1b273e65e3b0b1046643715b49bec51f which is licensed under the
+// MIT/Apache 2.0 license.
+
+use std::env;
+
+use proc_macro2::{Span, TokenStream};
+use quote::quote;
+use syn::{Attribute, Generics, Ident};
+
+use crate::{
+    attrs::{Attrs, Name, DEFAULT_CASING, DEFAULT_ENV_CASING},
+    utils::Sp,
+};
+
+pub fn gen_for_struct(
+    struct_name: &Ident,
+    generics: &Generics,
+    attrs: &[Attribute],
+) -> TokenStream {
+    let app_name = env::var("CARGO_PKG_NAME").ok().unwrap_or_default();
+
+    let attrs = Attrs::from_struct(
+        Span::call_site(),
+        attrs,
+        Name::Assigned(quote!(#app_name)),
+        Sp::call_site(DEFAULT_CASING),
+        Sp::call_site(DEFAULT_ENV_CASING),
+    );
+    let name = attrs.cased_name();
+    let app_var = Ident::new("__clap_app", Span::call_site());
+
+    let (impl_generics, ty_generics, where_clause) = generics.split_for_impl();
+
+    let tokens = quote! {
+        #[allow(dead_code, unreachable_code, unused_variables, unused_braces)]
+        #[allow(
+            clippy::style,
+            clippy::complexity,
+            clippy::pedantic,
+            clippy::restriction,
+            clippy::perf,
+            clippy::deprecated,
+            clippy::nursery,
+            clippy::cargo,
+            clippy::suspicious_else_formatting,
+        )]
+        #[deny(clippy::correctness)]
+        #[allow(deprecated)]
+        impl #impl_generics clap::CommandFactory for #struct_name #ty_generics #where_clause {
+            fn into_app<'b>() -> clap::Command<'b> {
+                let #app_var = clap::Command::new(#name);
+                <Self as clap::Args>::augment_args(#app_var)
+            }
+
+            fn into_app_for_update<'b>() -> clap::Command<'b> {
+                let #app_var = clap::Command::new(#name);
+                <Self as clap::Args>::augment_args_for_update(#app_var)
+            }
+        }
+    };
+
+    tokens
+}
+
+pub fn gen_for_enum(enum_name: &Ident, generics: &Generics, attrs: &[Attribute]) -> TokenStream {
+    let app_name = env::var("CARGO_PKG_NAME").ok().unwrap_or_default();
+
+    let attrs = Attrs::from_struct(
+        Span::call_site(),
+        attrs,
+        Name::Assigned(quote!(#app_name)),
+        Sp::call_site(DEFAULT_CASING),
+        Sp::call_site(DEFAULT_ENV_CASING),
+    );
+    let name = attrs.cased_name();
+    let app_var = Ident::new("__clap_app", Span::call_site());
+
+    let (impl_generics, ty_generics, where_clause) = generics.split_for_impl();
+
+    quote! {
+        #[allow(dead_code, unreachable_code, unused_variables, unused_braces)]
+        #[allow(
+            clippy::style,
+            clippy::complexity,
+            clippy::pedantic,
+            clippy::restriction,
+            clippy::perf,
+            clippy::deprecated,
+            clippy::nursery,
+            clippy::cargo,
+            clippy::suspicious_else_formatting,
+        )]
+        #[deny(clippy::correctness)]
+        impl #impl_generics clap::CommandFactory for #enum_name #ty_generics #where_clause {
+            fn into_app<'b>() -> clap::Command<'b> {
+                #[allow(deprecated)]
+                let #app_var = clap::Command::new(#name)
+                    .setting(clap::AppSettings::SubcommandRequiredElseHelp);
+                <Self as clap::Subcommand>::augment_subcommands(#app_var)
+            }
+
+            fn into_app_for_update<'b>() -> clap::Command<'b> {
+                let #app_var = clap::Command::new(#name);
+                <Self as clap::Subcommand>::augment_subcommands_for_update(#app_var)
+            }
+        }
+    }
+}