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|
use hir::{
self, Problem, source_binder
};
use ra_ide_api_light::{self, LocalEdit, Severity};
use ra_syntax::ast;
use ra_db::SourceDatabase;
use crate::{
db, Diagnostic, FileId, FilePosition, FileSystemEdit,
Query, SourceChange, SourceFileEdit,
symbol_index::FileSymbol,
};
impl db::RootDatabase {
pub(crate) fn diagnostics(&self, file_id: FileId) -> Vec<Diagnostic> {
let syntax = self.parse(file_id);
let mut res = ra_ide_api_light::diagnostics(&syntax)
.into_iter()
.map(|d| Diagnostic {
range: d.range,
message: d.msg,
severity: d.severity,
fix: d.fix.map(|fix| SourceChange::from_local_edit(file_id, fix)),
})
.collect::<Vec<_>>();
if let Some(m) = source_binder::module_from_file_id(self, file_id) {
for (name_node, problem) in m.problems(self) {
let source_root = self.file_source_root(file_id);
let diag = match problem {
Problem::UnresolvedModule { candidate } => {
let create_file = FileSystemEdit::CreateFile {
source_root,
path: candidate.clone(),
};
let fix = SourceChange {
label: "create module".to_string(),
source_file_edits: Vec::new(),
file_system_edits: vec![create_file],
cursor_position: None,
};
Diagnostic {
range: name_node.range(),
message: "unresolved module".to_string(),
severity: Severity::Error,
fix: Some(fix),
}
}
Problem::NotDirOwner { move_to, candidate } => {
let move_file = FileSystemEdit::MoveFile {
src: file_id,
dst_source_root: source_root,
dst_path: move_to.clone(),
};
let create_file = FileSystemEdit::CreateFile {
source_root,
path: move_to.join(candidate),
};
let fix = SourceChange {
label: "move file and create module".to_string(),
source_file_edits: Vec::new(),
file_system_edits: vec![move_file, create_file],
cursor_position: None,
};
Diagnostic {
range: name_node.range(),
message: "can't declare module at this location".to_string(),
severity: Severity::Error,
fix: Some(fix),
}
}
};
res.push(diag)
}
};
res
}
pub(crate) fn index_resolve(&self, name_ref: &ast::NameRef) -> Vec<FileSymbol> {
let name = name_ref.text();
let mut query = Query::new(name.to_string());
query.exact();
query.limit(4);
crate::symbol_index::world_symbols(self, query)
}
}
impl SourceChange {
pub(crate) fn from_local_edit(file_id: FileId, edit: LocalEdit) -> SourceChange {
let file_edit = SourceFileEdit {
file_id,
edit: edit.edit,
};
SourceChange {
label: edit.label,
source_file_edits: vec![file_edit],
file_system_edits: vec![],
cursor_position: edit
.cursor_position
.map(|offset| FilePosition { offset, file_id }),
}
}
}
|
