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This commit is contained in:
Jonathan Turner
2019-08-09 16:51:21 +12:00
parent f17c6a5a37 600f0f3aca
commit aadacc2d36
115 changed files with 5328 additions and 2164 deletions
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57
src/plugin.rs
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@ -1,25 +1,28 @@
use crate::{CallInfo, Signature, ReturnValue, ShellError, Spanned, Value};
use crate::Signature;
use crate::Tagged;
use crate::{CallInfo, ReturnValue, ShellError, Value};
use serde::{Deserialize, Serialize};
use std::io;
pub trait Plugin {
fn config(&mut self) -> Result<Signature, ShellError>;
#[allow(unused)]
fn begin_filter(&mut self, call_info: CallInfo) -> Result<(), ShellError> {
Err(ShellError::string(
"`begin_filter` not implemented in plugin",
))
}
#[allow(unused)]
fn filter(&mut self, input: Spanned<Value>) -> Result<Vec<ReturnValue>, ShellError> {
Err(ShellError::string("`filter` not implemented in plugin"))
}
#[allow(unused)]
fn sink(&mut self, call_info: CallInfo, input: Vec<Spanned<Value>>) {}
fn quit(&mut self) {
return;
#[allow(unused)]
fn begin_filter(&mut self, call_info: CallInfo) -> Result<Vec<ReturnValue>, ShellError> {
Ok(vec![])
}
#[allow(unused)]
fn filter(&mut self, input: Tagged<Value>) -> Result<Vec<ReturnValue>, ShellError> {
Ok(vec![])
}
#[allow(unused)]
fn end_filter(&mut self) -> Result<Vec<ReturnValue>, ShellError> {
Ok(vec![])
}
#[allow(unused)]
fn sink(&mut self, call_info: CallInfo, input: Vec<Tagged<Value>>) {}
fn quit(&mut self) {}
}
pub fn serve_plugin(plugin: &mut dyn Plugin) {
@ -33,15 +36,15 @@ pub fn serve_plugin(plugin: &mut dyn Plugin) {
send_response(plugin.config());
}
Ok(NuCommand::begin_filter { params }) => {
send_response(
plugin
.begin_filter(params)
.map(|_| Vec::<ReturnValue>::new()),
);
send_response(plugin.begin_filter(params));
}
Ok(NuCommand::filter { params }) => {
send_response(plugin.filter(params));
}
Ok(NuCommand::end_filter) => {
send_response(plugin.end_filter());
}
Ok(NuCommand::sink { params }) => {
plugin.sink(params.0, params.1);
return;
@ -70,15 +73,14 @@ pub fn serve_plugin(plugin: &mut dyn Plugin) {
send_response(plugin.config());
}
Ok(NuCommand::begin_filter { params }) => {
send_response(
plugin
.begin_filter(params)
.map(|_| Vec::<ReturnValue>::new()),
);
send_response(plugin.begin_filter(params));
}
Ok(NuCommand::filter { params }) => {
send_response(plugin.filter(params));
}
Ok(NuCommand::end_filter) => {
send_response(plugin.end_filter());
}
Ok(NuCommand::sink { params }) => {
plugin.sink(params.0, params.1);
break;
@ -138,10 +140,11 @@ pub enum NuCommand {
params: CallInfo,
},
filter {
params: Spanned<Value>,
params: Tagged<Value>,
},
end_filter,
sink {
params: (CallInfo, Vec<Spanned<Value>>),
params: (CallInfo, Vec<Tagged<Value>>),
},
quit,
}