67 lines
2.0 KiB
Rust
67 lines
2.0 KiB
Rust
use ra_db::{CrateId, Cancelable};
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use crate::{Name, db::HirDatabase, DefId, Path, PerNs, module::{ModuleSource, ModuleScope}};
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/// hir::Crate describes a single crate. It's the main inteface with which
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/// crate's dependencies interact. Mostly, it should be just a proxy for the
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/// root module.
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#[derive(Debug, Clone, PartialEq, Eq, Hash)]
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pub struct Crate {
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pub(crate) crate_id: CrateId,
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}
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#[derive(Debug)]
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pub struct CrateDependency {
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pub krate: Crate,
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pub name: Name,
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}
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impl Crate {
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pub fn crate_id(&self) -> CrateId {
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self.crate_id
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}
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pub fn dependencies(&self, db: &impl HirDatabase) -> Cancelable<Vec<CrateDependency>> {
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Ok(self.dependencies_impl(db))
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}
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pub fn root_module(&self, db: &impl HirDatabase) -> Cancelable<Option<Module>> {
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self.root_module_impl(db)
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}
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}
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#[derive(Debug, Clone, PartialEq, Eq, Hash)]
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pub struct Module {
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pub(crate) def_id: DefId,
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}
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impl Module {
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// FIXME: what is a module source exactly? It should contain two nodes
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pub fn source(&self, db: &impl HirDatabase) -> Cancelable<ModuleSource> {
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Ok(self.source_impl(db))
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}
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/// Returns the crate this module is part of.
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pub fn krate(&self, db: &impl HirDatabase) -> Cancelable<Option<Crate>> {
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self.krate_impl(db)
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}
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pub fn crate_root(&self, db: &impl HirDatabase) -> Cancelable<Module> {
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self.crate_root_impl(db)
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}
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/// Finds a child module with the specified name.
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pub fn child(&self, db: &impl HirDatabase, name: &Name) -> Cancelable<Option<Module>> {
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self.child_impl(db, name)
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}
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/// Finds a parent module.
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pub fn parent(&self, db: &impl HirDatabase) -> Cancelable<Option<Module>> {
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self.parent_impl(db)
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}
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/// Returns a `ModuleScope`: a set of items, visible in this module.
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pub fn scope(&self, db: &impl HirDatabase) -> Cancelable<ModuleScope> {
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self.scope_impl(db)
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}
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pub fn resolve_path(&self, db: &impl HirDatabase, path: &Path) -> Cancelable<PerNs<DefId>> {
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self.resolve_path_impl(db, path)
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}
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}
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