separate CLI traits

rpc-toolkit/src/cli.rs

@@ -14,7 +14,7 @@ use yajrc::{Id, RpcError};
 use crate::util::{internal_error, parse_error, Flat, PhantomData};
 use crate::{
     AnyHandler, CliBindings, CliBindingsAny, DynHandler, HandleAny, HandleAnyArgs, HandleArgs,
-    Handler, HandlerTypes, IntoContext, Name, ParentHandler,
+    Handler, HandlerTypes, IntoContext, Name, ParentHandler, PrintCliResult,
 };
 
 type GenericRpcMethod<'a> = yajrc::GenericRpcMethod<&'a str, Value, Value>;
@@ -238,26 +238,17 @@ where
         }
     }
 }
-impl<Context: CallRemote, RemoteHandler> CliBindings for CallRemoteHandler<Context, RemoteHandler>
+impl<Context: CallRemote, RemoteHandler> PrintCliResult
+    for CallRemoteHandler<Context, RemoteHandler>
 where
-    RemoteHandler: Handler + CliBindings<Context = Context>,
+    RemoteHandler: PrintCliResult<Context = Context>,
     RemoteHandler::Params: Serialize,
     RemoteHandler::InheritedParams: Serialize,
     RemoteHandler::Ok: DeserializeOwned,
     RemoteHandler::Err: From<RpcError>,
 {
     type Context = Context;
-    fn cli_command(&self, ctx_ty: TypeId) -> clap::Command {
+    fn print(
-        self.handler.cli_command(ctx_ty)
-    }
-    fn cli_parse(
-        &self,
-        matches: &clap::ArgMatches,
-        ctx_ty: TypeId,
-    ) -> Result<(std::collections::VecDeque<&'static str>, Value), clap::Error> {
-        self.handler.cli_parse(matches, ctx_ty)
-    }
-    fn cli_display(
         &self,
         HandleArgs {
             context,
@@ -266,10 +257,10 @@ where
             params,
             inherited_params,
             raw_params,
-        }: HandleArgs<Context, Self>,
+        }: HandleArgs<Self::Context, Self>,
         result: Self::Ok,
     ) -> Result<(), Self::Err> {
-        self.handler.cli_display(
+        self.handler.print(
             HandleArgs {
                 context,
                 parent_method,

rpc-toolkit/src/handler/adapters.rs

@@ -191,33 +191,13 @@ where
         self.0.method_from_dots(method, ctx_ty)
     }
 }
-impl<H> CliBindings for NoDisplay<H>
+impl<H> PrintCliResult for NoDisplay<H>
 where
     H: HandlerTypes,
     H::Params: FromArgMatches + CommandFactory + Serialize,
 {
     type Context = AnyContext;
-    fn cli_command(&self, _: TypeId) -> clap::Command {
+    fn print(&self, _: HandleArgs<Self::Context, Self>, _: Self::Ok) -> Result<(), Self::Err> {
-        H::Params::command()
-    }
-    fn cli_parse(
-        &self,
-        matches: &clap::ArgMatches,
-        _: TypeId,
-    ) -> Result<(VecDeque<&'static str>, Value), clap::Error> {
-        Self::Params::from_arg_matches(matches).and_then(|a| {
-            Ok((
-                VecDeque::new(),
-                imbl_value::to_value(&a)
-                    .map_err(|e| clap::Error::raw(clap::error::ErrorKind::ValueValidation, e))?,
-            ))
-        })
-    }
-    fn cli_display(
-        &self,
-        _: HandleArgs<Self::Context, Self>,
-        _: Self::Ok,
-    ) -> Result<(), Self::Err> {
         Ok(())
     }
 }
@@ -299,10 +279,9 @@ where
         self.handler.method_from_dots(method, ctx_ty)
     }
 }
-impl<P, H> CliBindings for CustomDisplay<P, H>
+impl<P, H> PrintCliResult for CustomDisplay<P, H>
 where
     H: HandlerTypes,
-    H::Params: FromArgMatches + CommandFactory + Serialize,
     P: PrintCliResult<
             Params = H::Params,
             InheritedParams = H::InheritedParams,
@@ -314,23 +293,7 @@ where
         + 'static,
 {
     type Context = P::Context;
-    fn cli_command(&self, _: TypeId) -> clap::Command {
+    fn print(
-        H::Params::command()
-    }
-    fn cli_parse(
-        &self,
-        matches: &clap::ArgMatches,
-        _: TypeId,
-    ) -> Result<(VecDeque<&'static str>, Value), clap::Error> {
-        Self::Params::from_arg_matches(matches).and_then(|a| {
-            Ok((
-                VecDeque::new(),
-                imbl_value::to_value(&a)
-                    .map_err(|e| clap::Error::raw(clap::error::ErrorKind::ValueValidation, e))?,
-            ))
-        })
-    }
-    fn cli_display(
         &self,
         HandleArgs {
             context,
@@ -451,31 +414,14 @@ where
         self.handler.method_from_dots(method, ctx_ty)
     }
 }
-impl<Context, F, H> CliBindings for CustomDisplayFn<Context, F, H>
+impl<Context, F, H> PrintCliResult for CustomDisplayFn<Context, F, H>
 where
     Context: IntoContext,
     H: HandlerTypes,
-    H::Params: FromArgMatches + CommandFactory + Serialize,
     F: Fn(HandleArgs<Context, H>, H::Ok) -> Result<(), H::Err> + Send + Sync + Clone + 'static,
 {
     type Context = Context;
-    fn cli_command(&self, _: TypeId) -> clap::Command {
+    fn print(
-        H::Params::command()
-    }
-    fn cli_parse(
-        &self,
-        matches: &clap::ArgMatches,
-        _: TypeId,
-    ) -> Result<(VecDeque<&'static str>, Value), clap::Error> {
-        Self::Params::from_arg_matches(matches).and_then(|a| {
-            Ok((
-                VecDeque::new(),
-                imbl_value::to_value(&a)
-                    .map_err(|e| clap::Error::raw(clap::error::ErrorKind::ValueValidation, e))?,
-            ))
-        })
-    }
-    fn cli_display(
         &self,
         HandleArgs {
             context,
@@ -594,22 +540,13 @@ where
         self.handler.method_from_dots(method, ctx_ty)
     }
 }
-impl<Context, H> CliBindings for RemoteCli<Context, H>
+impl<Context, H> PrintCliResult for RemoteCli<Context, H>
 where
-    H: CliBindings,
+    Context: IntoContext,
+    H: PrintCliResult,
 {
     type Context = H::Context;
-    fn cli_command(&self, ctx_ty: TypeId) -> clap::Command {
+    fn print(
-        self.handler.cli_command(ctx_ty)
-    }
-    fn cli_parse(
-        &self,
-        matches: &clap::ArgMatches,
-        ctx_ty: TypeId,
-    ) -> Result<(VecDeque<&'static str>, Value), clap::Error> {
-        self.handler.cli_parse(matches, ctx_ty)
-    }
-    fn cli_display(
         &self,
         HandleArgs {
             context,
@@ -621,7 +558,7 @@ where
         }: HandleArgs<Self::Context, Self>,
         result: Self::Ok,
     ) -> Result<(), Self::Err> {
-        self.handler.cli_display(
+        self.handler.print(
             HandleArgs {
                 context,
                 parent_method,

rpc-toolkit/src/handler/from_fn.rs

@@ -451,101 +451,3 @@ where
         self.metadata.clone()
     }
 }
-
-impl<F, T, E, Args> CliBindings for FromFn<F, T, E, Args>
-where
-    Self: HandlerTypes,
-    Self::Params: FromArgMatches + CommandFactory + Serialize,
-    Self: PrintCliResult,
-{
-    type Context = <Self as PrintCliResult>::Context;
-    fn cli_command(&self, _: TypeId) -> Command {
-        Self::Params::command()
-    }
-    fn cli_parse(
-        &self,
-        matches: &ArgMatches,
-        _: TypeId,
-    ) -> Result<(VecDeque<&'static str>, Value), clap::Error> {
-        Self::Params::from_arg_matches(matches).and_then(|a| {
-            Ok((
-                VecDeque::new(),
-                imbl_value::to_value(&a)
-                    .map_err(|e| clap::Error::raw(clap::error::ErrorKind::ValueValidation, e))?,
-            ))
-        })
-    }
-    fn cli_display(
-        &self,
-        HandleArgs {
-            context,
-            parent_method,
-            method,
-            params,
-            inherited_params,
-            raw_params,
-        }: HandleArgs<Self::Context, Self>,
-        result: Self::Ok,
-    ) -> Result<(), Self::Err> {
-        self.print(
-            HandleArgs {
-                context,
-                parent_method,
-                method,
-                params,
-                inherited_params,
-                raw_params,
-            },
-            result,
-        )
-    }
-}
-
-impl<F, Fut, T, E, Args> CliBindings for FromFnAsync<F, Fut, T, E, Args>
-where
-    Self: HandlerTypes,
-    Self::Params: FromArgMatches + CommandFactory + Serialize,
-    Self: PrintCliResult,
-{
-    type Context = <Self as PrintCliResult>::Context;
-    fn cli_command(&self, _: TypeId) -> Command {
-        Self::Params::command()
-    }
-    fn cli_parse(
-        &self,
-        matches: &ArgMatches,
-        _: TypeId,
-    ) -> Result<(VecDeque<&'static str>, Value), clap::Error> {
-        Self::Params::from_arg_matches(matches).and_then(|a| {
-            Ok((
-                VecDeque::new(),
-                imbl_value::to_value(&a)
-                    .map_err(|e| clap::Error::raw(clap::error::ErrorKind::ValueValidation, e))?,
-            ))
-        })
-    }
-    fn cli_display(
-        &self,
-        HandleArgs {
-            context,
-            parent_method,
-            method,
-            params,
-            inherited_params,
-            raw_params,
-        }: HandleArgs<Self::Context, Self>,
-        result: Self::Ok,
-    ) -> Result<(), Self::Err> {
-        self.print(
-            HandleArgs {
-                context,
-                parent_method,
-                method,
-                params,
-                inherited_params,
-                raw_params,
-            },
-            result,
-        )
-    }
-}

rpc-toolkit/src/handler/mod.rs

@@ -3,7 +3,7 @@ use std::collections::VecDeque;
 use std::ops::Deref;
 use std::sync::Arc;
 
-use clap::{ArgMatches, Command, Parser};
+use clap::{ArgMatches, Command, CommandFactory, FromArgMatches, Parser};
 use imbl_value::imbl::{OrdMap, OrdSet};
 use imbl_value::Value;
 use serde::de::DeserializeOwned;
@@ -119,6 +119,55 @@ pub trait PrintCliResult: HandlerTypes {
     ) -> Result<(), Self::Err>;
 }
 
+impl<T> CliBindings for T
+where
+    T: HandlerTypes,
+    T::Params: CommandFactory + FromArgMatches + Serialize,
+    T: PrintCliResult,
+{
+    type Context = T::Context;
+    fn cli_command(&self, _: TypeId) -> clap::Command {
+        Self::Params::command()
+    }
+    fn cli_parse(
+        &self,
+        matches: &clap::ArgMatches,
+        _: TypeId,
+    ) -> Result<(VecDeque<&'static str>, Value), clap::Error> {
+        Self::Params::from_arg_matches(matches).and_then(|a| {
+            Ok((
+                VecDeque::new(),
+                imbl_value::to_value(&a)
+                    .map_err(|e| clap::Error::raw(clap::error::ErrorKind::ValueValidation, e))?,
+            ))
+        })
+    }
+    fn cli_display(
+        &self,
+        HandleArgs {
+            context,
+            parent_method,
+            method,
+            params,
+            inherited_params,
+            raw_params,
+        }: HandleArgs<Self::Context, Self>,
+        result: Self::Ok,
+    ) -> Result<(), Self::Err> {
+        self.print(
+            HandleArgs {
+                context,
+                parent_method,
+                method,
+                params,
+                inherited_params,
+                raw_params,
+            },
+            result,
+        )
+    }
+}
+
 pub(crate) trait HandleAnyWithCli: HandleAny + CliBindingsAny {}
 impl<T: HandleAny + CliBindingsAny> HandleAnyWithCli for T {}