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Work on plugin builder

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This commit is contained in:
Isaac Clayton 2022-06-09 10:08:02 +02:00
parent 53e56f1284
commit 96c2559d2c
5 changed files with 97 additions and 56 deletions
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23
plugins/json_language/src/lib.rs
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@ -5,12 +5,7 @@ use std::fs;
use std::path::PathBuf;
// #[import]
// fn command(string: &str) -> Option<String>;
extern "C" {
#[no_mangle]
fn __command(ptr: *const u8, len: usize) -> *const ::plugin::__Buffer;
}
// fn my_command(string: &str) -> Option<String>;
// #[no_mangle]
// // TODO: switch len from usize to u32?
@ -33,9 +28,13 @@ extern "C" {
// return new_buffer.leak_to_heap();
// }
extern "C" {
fn __command(ptr: *const u8, len: usize) -> *mut ::plugin::__Buffer;
}
#[no_mangle]
fn command(string: &str) -> Option<String> {
println!("executing command: {}", string);
dbg!("executing command: {}", string);
// serialize data
let data = string;
let data = ::plugin::bincode::serialize(&data).unwrap();
@ -47,14 +46,15 @@ fn command(string: &str) -> Option<String> {
// call extern function
let result = unsafe { __command(ptr, len) };
// get result
let result = todo!(); // convert into box
let new_buffer = unsafe { Box::from_raw(result) }; // convert into box
let new_data = unsafe { new_buffer.to_vec() };
// deserialize data
let data: Option<String> = match ::plugin::bincode::deserialize(&data) {
let new_data: Option<String> = match ::plugin::bincode::deserialize(&new_data) {
Ok(d) => d,
Err(e) => panic!("Data passed to function not deserializable."),
Err(e) => panic!("Data returned from function not deserializable."),
};
return data;
return new_data;
}
// TODO: some sort of macro to generate ABI bindings
@ -81,7 +81,6 @@ const BIN_PATH: &'static str =
#[export]
pub fn name() -> &'static str {
// let number = unsafe { hello(27) };
// println!("got: {}", number);
// let number = unsafe { bye(28) };
// println!("got: {}", number);
"vscode-json-languageserver"