100 lines
2.9 KiB
Rust
100 lines
2.9 KiB
Rust
//! Dummy implementations that we emit along with an error.
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use proc_macro2::Ident;
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use quote::quote;
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#[must_use]
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pub(crate) fn parser(name: &Ident) -> proc_macro2::TokenStream {
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let into_app = into_app(name);
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quote!(
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#[automatically_derived]
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impl clap::Parser for #name {}
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#into_app
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)
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}
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#[must_use]
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pub(crate) fn into_app(name: &Ident) -> proc_macro2::TokenStream {
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quote! {
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#[automatically_derived]
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impl clap::CommandFactory for #name {
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fn command<'b>() -> clap::Command {
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unimplemented!()
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}
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fn command_for_update<'b>() -> clap::Command {
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unimplemented!()
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}
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}
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}
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}
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#[must_use]
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pub(crate) fn from_arg_matches(name: &Ident) -> proc_macro2::TokenStream {
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quote! {
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#[automatically_derived]
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impl clap::FromArgMatches for #name {
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fn from_arg_matches(_m: &clap::ArgMatches) -> ::std::result::Result<Self, clap::Error> {
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unimplemented!()
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}
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fn update_from_arg_matches(&mut self, matches: &clap::ArgMatches) -> ::std::result::Result<(), clap::Error>{
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unimplemented!()
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}
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}
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}
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}
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#[must_use]
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pub(crate) fn subcommand(name: &Ident) -> proc_macro2::TokenStream {
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let from_arg_matches = from_arg_matches(name);
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quote! {
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#[automatically_derived]
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impl clap::Subcommand for #name {
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fn augment_subcommands(_cmd: clap::Command) -> clap::Command {
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unimplemented!()
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}
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fn augment_subcommands_for_update(_cmd: clap::Command) -> clap::Command {
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unimplemented!()
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}
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fn has_subcommand(name: &str) -> bool {
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unimplemented!()
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}
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}
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#from_arg_matches
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}
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}
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#[must_use]
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pub(crate) fn args(name: &Ident) -> proc_macro2::TokenStream {
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let from_arg_matches = from_arg_matches(name);
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quote! {
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#[automatically_derived]
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impl clap::Args for #name {
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fn augment_args(_cmd: clap::Command) -> clap::Command {
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unimplemented!()
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}
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fn augment_args_for_update(_cmd: clap::Command) -> clap::Command {
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unimplemented!()
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}
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}
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#from_arg_matches
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}
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}
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#[must_use]
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pub(crate) fn value_enum(name: &Ident) -> proc_macro2::TokenStream {
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quote! {
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#[automatically_derived]
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impl clap::ValueEnum for #name {
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fn value_variants<'a>() -> &'a [Self]{
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unimplemented!()
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}
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fn from_str(_input: &str, _ignore_case: bool) -> ::std::result::Result<Self, String> {
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unimplemented!()
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}
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fn to_possible_value<'a>(&self) -> ::std::option::Option<clap::builder::PossibleValue>{
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unimplemented!()
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}
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}
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}
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}
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