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Some docs

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This commit is contained in:
Aleksey Kladov 2018-11-01 14:31:25 +03:00
parent f6f9a0bf35
commit 962a491829
1 changed files with 12 additions and 0 deletions
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12
crates/ra_analysis/src/lib.rs
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@ -1,3 +1,6 @@
//! ra_analyzer crate is the brain of Rust analyzer. It relies on the `salsa`
//! crate, which provides and incremental on-deman database of facts.
extern crate fst;
extern crate ra_editor;
extern crate ra_syntax;
@ -95,6 +98,7 @@ impl AnalysisChange {
}
}
/// `AnalysisHost` stores the current state of the world.
#[derive(Debug)]
pub struct AnalysisHost {
imp: AnalysisHostImpl,
@ -106,11 +110,15 @@ impl AnalysisHost {
imp: AnalysisHostImpl::new(),
}
}
/// Returns a snapshot of the current state, which you can query for
/// semantic information.
pub fn analysis(&self) -> Analysis {
Analysis {
imp: self.imp.analysis(),
}
}
/// Applies changes to the current state of the world. If there are
/// outstanding snapshots, they will be canceled.
pub fn apply_change(&mut self, change: AnalysisChange) {
self.imp.apply_change(change)
}
@ -191,6 +199,10 @@ impl Query {
}
}
/// Analysis is a snapshot of a world state at a moment in time. It is the main
/// entry point for asking semantic information about the world. When the world
/// state is advanced using `AnalysisHost::apply_change` method, all existing
/// `Analysis` are canceled (most method return `Err(Canceled)`).
#[derive(Debug)]
pub struct Analysis {
pub(crate) imp: AnalysisImpl,