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Warn users about unavailable flake inputs

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This commit is contained in:
oxalica 2023-01-27 18:52:59 +08:00
parent c1352ac4b1
commit 27abf4d61d
1 changed files with 33 additions and 14 deletions
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47
crates/nil/src/server.rs
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@ -15,7 +15,7 @@ use std::cell::Cell;
use std::collections::HashMap;
use std::io::ErrorKind;
use std::panic::UnwindSafe;
use std::path::PathBuf;
use std::path::{Path, PathBuf};
use std::sync::{Arc, Once, RwLock};
use std::{fs, panic, thread};
@ -35,7 +35,10 @@ enum Event {
}
enum LoadFlakeResult {
IsFlake(FlakeInfo),
IsFlake {
flake_info: FlakeInfo,
missing_inputs: bool,
},
NotFlake,
}
@ -212,9 +215,17 @@ impl Server {
format!("Failed to load flake workspace: {err:#}"),
);
}
Ok(LoadFlakeResult::IsFlake(flake)) => {
tracing::info!("Workspace is a flake: {flake:?}");
self.vfs.write().unwrap().set_flake_info(Some(flake));
Ok(LoadFlakeResult::IsFlake {
flake_info,
missing_inputs,
}) => {
tracing::info!(
"Workspace is a flake (missing_inputs = {missing_inputs}): {flake_info:?}"
);
if missing_inputs {
self.show_message(MessageType::WARNING, "Some flake inputs are not available, please run `nix flake archive` to fetch all inputs");
}
self.vfs.write().unwrap().set_flake_info(Some(flake_info));
self.apply_vfs_change();
}
Ok(LoadFlakeResult::NotFlake) => {
@ -378,10 +389,13 @@ impl Server {
Ok(lock_src) => lock_src,
// Flake without inputs.
Err(err) if err.kind() == ErrorKind::NotFound => {
return Ok(LoadFlakeResult::IsFlake(FlakeInfo {
flake_file,
input_store_paths: HashMap::new(),
}))
return Ok(LoadFlakeResult::IsFlake {
missing_inputs: false,
flake_info: FlakeInfo {
flake_file,
input_store_paths: HashMap::new(),
},
});
}
Err(err) => {
return Err(anyhow::Error::new(err)
@ -394,15 +408,20 @@ impl Server {
.context("Failed to resolve flake inputs from lock file")?;
// We only need the map for input -> store path.
let inputs_cnt = inputs.len();
let input_store_paths = inputs
.into_iter()
.filter(|(_, input)| Path::new(&input.store_path).exists())
.map(|(key, input)| Ok((key, VfsPath::new(input.store_path)?)))
.collect::<Result<_>>()?;
.collect::<Result<HashMap<_, _>>>()?;
Ok(LoadFlakeResult::IsFlake(FlakeInfo {
flake_file,
input_store_paths,
}))
Ok(LoadFlakeResult::IsFlake {
missing_inputs: input_store_paths.len() != inputs_cnt,
flake_info: FlakeInfo {
flake_file,
input_store_paths,
},
})
};
self.task_tx
.send(Box::new(move || Event::LoadFlake(task())))