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Added associated type completion.

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This commit is contained in:
Kevin DeLorey 2020-02-08 15:41:25 -06:00
parent 5c0c18926b
commit 22caf982b9
1 changed files with 15 additions and 3 deletions
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18
crates/ra_ide/src/completion/complete_trait_impl.rs
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@ -97,7 +97,8 @@ pub(crate) fn complete_trait_impl(acc: &mut Completions, ctx: &CompletionContext
for item in missing_items {
match item {
hir::AssocItem::Function(f) => add_function_impl(acc, ctx, f),
_ => {}
hir::AssocItem::TypeAlias(t) => add_type_alias_impl(acc, ctx, t),
_ => {},
}
}
}
@ -121,7 +122,7 @@ fn resolve_target_trait(
}
}
pub(crate) fn add_function_impl(acc: &mut Completions, ctx: &CompletionContext, func: &hir::Function) {
fn add_function_impl(acc: &mut Completions, ctx: &CompletionContext, func: &hir::Function) {
use crate::display::FunctionSignature;
let display = FunctionSignature::from_hir(ctx.db, func.clone());
@ -135,7 +136,8 @@ pub(crate) fn add_function_impl(acc: &mut Completions, ctx: &CompletionContext,
};
let builder = CompletionItem::new(CompletionKind::Magic, ctx.source_range(), label.clone())
.lookup_by(label);
.lookup_by(label)
.set_documentation(func.docs(ctx.db));
let completion_kind = if func.has_self_param(ctx.db) {
CompletionItemKind::Method
@ -155,6 +157,16 @@ pub(crate) fn add_function_impl(acc: &mut Completions, ctx: &CompletionContext,
.add_to(acc);
}
fn add_type_alias_impl(acc: &mut Completions, ctx: &CompletionContext, type_alias: &hir::TypeAlias) {
let snippet = format!("type {} = ", type_alias.name(ctx.db).to_string());
CompletionItem::new(CompletionKind::Magic, ctx.source_range(), snippet.clone())
.insert_text(snippet)
.kind(CompletionItemKind::TypeAlias)
.set_documentation(type_alias.docs(ctx.db))
.add_to(acc);
}
#[cfg(test)]
mod tests {
use crate::completion::{do_completion, CompletionItem, CompletionKind};