rust/crates/ra_project_model/src/json_project.rs
David Wood 00d927a188
Initial implementation of project-lock.json.
This commit adds a initial implementation of project-lock.json, a build
system agnostic method of specifying the crate graph and roots.
2019-03-07 01:05:03 +01:00

50 lines
1.4 KiB
Rust

use std::path::PathBuf;
use serde::Deserialize;
/// A root points to the directory which contains Rust crates. rust-analyzer watches all files in
/// all roots. Roots might be nested.
#[derive(Clone, Debug, Deserialize)]
#[serde(transparent)]
pub struct Root {
pub(crate) path: PathBuf,
}
/// A crate points to the root module of a crate and lists the dependencies of the crate. This is
/// useful in creating the crate graph.
#[derive(Clone, Debug, Deserialize)]
pub struct Crate {
pub(crate) root_module: PathBuf,
pub(crate) edition: Edition,
pub(crate) deps: Vec<Dep>,
}
#[derive(Clone, Copy, Debug, Deserialize)]
#[serde(rename = "edition")]
pub enum Edition {
#[serde(rename = "2015")]
Edition2015,
#[serde(rename = "2018")]
Edition2018,
}
/// Identifies a crate by position in the crates array.
#[derive(Clone, Copy, Debug, Deserialize, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[serde(transparent)]
pub struct CrateId(pub usize);
/// A dependency of a crate, identified by its id in the crates array and name.
#[derive(Clone, Debug, Deserialize)]
pub struct Dep {
#[serde(rename = "crate")]
pub(crate) krate: CrateId,
pub(crate) name: String,
}
/// Roots and crates that compose this Rust project.
#[derive(Clone, Debug, Deserialize)]
pub struct JsonProject {
pub(crate) roots: Vec<Root>,
pub(crate) crates: Vec<Crate>,
}