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Stupid goto definition

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This commit is contained in:
Aleksey Kladov 2018-08-13 16:35:17 +03:00
parent 7fc91f41d8
commit 8ae56fa6d0
9 changed files with 109 additions and 14 deletions
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26
crates/server/src/conv.rs
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@ -1,7 +1,11 @@
use languageserver_types::{Range, SymbolKind, Position, TextEdit};
use std::path::Path;
use languageserver_types::{Range, SymbolKind, Position, TextEdit, Location, Url};
use libeditor::{LineIndex, LineCol, Edit, AtomEdit};
use libsyntax2::{SyntaxKind, TextUnit, TextRange};
use Result;
pub trait Conv {
type Output;
fn conv(self) -> Self::Output;
@ -13,6 +17,12 @@ pub trait ConvWith {
fn conv_with(self, ctx: &Self::Ctx) -> Self::Output;
}
pub trait TryConvWith {
type Ctx;
type Output;
fn try_conv_with(self, ctx: &Self::Ctx) -> Result<Self::Output>;
}
impl Conv for SyntaxKind {
type Output = SymbolKind;
@ -104,6 +114,20 @@ impl ConvWith for AtomEdit {
}
}
impl<'a> TryConvWith for (&'a Path, TextRange) {
type Ctx = LineIndex;
type Output = Location;
fn try_conv_with(self, line_index: &LineIndex) -> Result<Location> {
let loc = Location::new(
Url::from_file_path(self.0)
.map_err(|()| format_err!("can't convert path to url: {}", self.0.display()))?,
self.1.conv_with(line_index),
);
Ok(loc)
}
}
pub trait MapConvWith<'a>: Sized {
type Ctx;