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some fixes, add docs

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This commit is contained in:
Ekaterina Babshukova 2019-10-22 23:46:53 +03:00
parent b5a3ee93e2
commit decfd28bd1
5 changed files with 73 additions and 72 deletions
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8
crates/ra_ide_api/src/references/classify.rs
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@ -1,8 +1,9 @@
//! FIXME: write short doc here
//! Functions that are used to classify an element from its definition or reference.
use hir::{Either, FromSource, Module, ModuleSource, Path, PathResolution, Source, SourceAnalyzer};
use ra_db::FileId;
use ra_syntax::{ast, match_ast, AstNode, AstPtr};
use test_utils::tested_by;
use super::{
name_definition::{from_assoc_item, from_module_def, from_pat, from_struct_field},
@ -111,18 +112,21 @@ pub(crate) fn classify_name_ref(
let analyzer = SourceAnalyzer::new(db, file_id, name_ref.syntax(), None);
if let Some(method_call) = ast::MethodCallExpr::cast(parent.clone()) {
tested_by!(goto_definition_works_for_methods);
if let Some(func) = analyzer.resolve_method_call(&method_call) {
return Some(from_assoc_item(db, func.into()));
}
}
if let Some(field_expr) = ast::FieldExpr::cast(parent.clone()) {
tested_by!(goto_definition_works_for_fields);
if let Some(field) = analyzer.resolve_field(&field_expr) {
return Some(from_struct_field(db, field));
}
}
if let Some(record_field) = ast::RecordField::cast(parent.clone()) {
tested_by!(goto_definition_works_for_record_fields);
if let Some(record_lit) = record_field.syntax().ancestors().find_map(ast::RecordLit::cast) {
let variant_def = analyzer.resolve_record_literal(&record_lit)?;
let hir_path = Path::from_name_ref(name_ref);
@ -139,6 +143,7 @@ pub(crate) fn classify_name_ref(
let visibility = None;
if let Some(macro_call) = parent.ancestors().find_map(ast::MacroCall::cast) {
tested_by!(goto_definition_works_for_macros);
if let Some(macro_def) = analyzer.resolve_macro_call(db, &macro_call) {
let kind = NameKind::Macro(macro_def);
return Some(NameDefinition { kind, container, visibility });
@ -152,7 +157,6 @@ pub(crate) fn classify_name_ref(
AssocItem(item) => Some(from_assoc_item(db, item)),
LocalBinding(Either::A(pat)) => from_pat(db, file_id, pat),
LocalBinding(Either::B(par)) => {
// Not really supported
let kind = NameKind::SelfParam(par);
Some(NameDefinition { kind, container, visibility })
}