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internal: Better type proc macro dylib build data state

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This commit is contained in:
Lukas Wirth 2025-07-27 17:06:03 +02:00
parent 971c393ab3
commit 7950da3940
6 changed files with 175 additions and 114 deletions
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25
crates/base-db/src/input.rs
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@ -30,7 +30,8 @@ pub type ProcMacroPaths =
pub enum ProcMacroLoadingError {
Disabled,
FailedToBuild,
MissingDylibPath,
ExpectedProcMacroArtifact,
MissingDylibPath(Box<[String]>),
NotYetBuilt,
NoProcMacros,
ProcMacroSrvError(Box<str>),
@ -39,8 +40,9 @@ impl ProcMacroLoadingError {
pub fn is_hard_error(&self) -> bool {
match self {
ProcMacroLoadingError::Disabled | ProcMacroLoadingError::NotYetBuilt => false,
ProcMacroLoadingError::FailedToBuild
| ProcMacroLoadingError::MissingDylibPath
ProcMacroLoadingError::ExpectedProcMacroArtifact
| ProcMacroLoadingError::FailedToBuild
| ProcMacroLoadingError::MissingDylibPath(_)
| ProcMacroLoadingError::NoProcMacros
| ProcMacroLoadingError::ProcMacroSrvError(_) => true,
}
@ -51,10 +53,23 @@ impl Error for ProcMacroLoadingError {}
impl fmt::Display for ProcMacroLoadingError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
ProcMacroLoadingError::ExpectedProcMacroArtifact => {
write!(f, "proc-macro crate did not build proc-macro artifact")
}
ProcMacroLoadingError::Disabled => write!(f, "proc-macro expansion is disabled"),
ProcMacroLoadingError::FailedToBuild => write!(f, "proc-macro failed to build"),
ProcMacroLoadingError::MissingDylibPath => {
write!(f, "proc-macro crate build data is missing a dylib path")
ProcMacroLoadingError::MissingDylibPath(candidates) if candidates.is_empty() => {
write!(
f,
"proc-macro crate built but the dylib path is missing, this indicates a problem with your build system."
)
}
ProcMacroLoadingError::MissingDylibPath(candidates) => {
write!(
f,
"proc-macro crate built but the dylib path is missing, this indicates a problem with your build system. Candidates not considered due to not having a dynamic library extension: {}",
candidates.join(", ")
)
}
ProcMacroLoadingError::NotYetBuilt => write!(f, "proc-macro not yet built"),
ProcMacroLoadingError::NoProcMacros => {