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This commit is contained in:
James Leitch 2021-04-19 12:26:04 -07:00
parent b5c194f3f7
commit b3a7953cae
1 changed files with 16 additions and 15 deletions
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31
crates/flycheck/src/lib.rs
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@ -319,13 +319,13 @@ impl CargoActor {
read_at_least_one_message = true;
// Try to deserialize a message from Cargo.
{
let mut deserializer = serde_json::Deserializer::from_str(&message);
deserializer.disable_recursion_limit();
if let Ok(message) = cargo_metadata::Message::deserialize(&mut deserializer) {
// Try to deserialize a message from Cargo or Rustc.
let mut deserializer = serde_json::Deserializer::from_str(&message);
deserializer.disable_recursion_limit();
if let Ok(message) = JsonMessage::deserialize(&mut deserializer) {
match message {
// Skip certain kinds of messages to only spend time on what's useful
match message {
JsonMessage::Cargo(message) => match message {
cargo_metadata::Message::CompilerArtifact(artifact) if !artifact.fresh => {
self.sender.send(CargoMessage::CompilerArtifact(artifact)).unwrap()
}
@ -338,18 +338,12 @@ impl CargoActor {
| cargo_metadata::Message::BuildFinished(_)
| cargo_metadata::Message::TextLine(_)
| _ => (),
},
JsonMessage::Rustc(message) => {
self.sender.send(CargoMessage::Diagnostic(message)).unwrap()
}
}
}
// Try to deserialize a Diagnostic directly from Rustc.
{
let mut deserializer = serde_json::Deserializer::from_str(&message);
deserializer.disable_recursion_limit();
if let Ok(message) = Diagnostic::deserialize(&mut deserializer) {
self.sender.send(CargoMessage::Diagnostic(message)).unwrap()
}
}
}
Ok(read_at_least_one_message)
}
@ -359,3 +353,10 @@ enum CargoMessage {
CompilerArtifact(cargo_metadata::Artifact),
Diagnostic(Diagnostic),
}
#[derive(Deserialize)]
#[serde(untagged)]
enum JsonMessage {
Cargo(cargo_metadata::Message),
Rustc(Diagnostic),
}