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Original file line number | Diff line number | Diff line change |
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//! Completion for extern crates | ||
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use hir::{HasAttrs, Name}; | ||
use ide_db::SymbolKind; | ||
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use crate::{context::CompletionContext, CompletionItem, CompletionItemKind}; | ||
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use super::Completions; | ||
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pub(crate) fn complete_extern_crate(acc: &mut Completions, ctx: &CompletionContext<'_>) { | ||
let imported_extern_crates: Vec<Name> = ctx.scope.extern_crate_decls().collect(); | ||
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for (name, module) in ctx.scope.extern_crates() { | ||
if imported_extern_crates.contains(&name) { | ||
continue; | ||
} | ||
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let mut item = CompletionItem::new( | ||
CompletionItemKind::SymbolKind(SymbolKind::Module), | ||
ctx.source_range(), | ||
name.to_smol_str(), | ||
); | ||
item.set_documentation(module.docs(ctx.db)); | ||
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item.add_to(acc, ctx.db); | ||
} | ||
} | ||
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#[cfg(test)] | ||
mod test { | ||
use crate::tests::completion_list_no_kw; | ||
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#[test] | ||
fn can_complete_extern_crate() { | ||
let case = r#" | ||
//- /lib.rs crate:other_crate_a | ||
// nothing here | ||
//- /other_crate_b.rs crate:other_crate_b | ||
pub mod good_mod{} | ||
//- /lib.rs crate:crate_c | ||
// nothing here | ||
//- /lib.rs crate:lib deps:other_crate_a,other_crate_b,crate_c extern-prelude:other_crate_a | ||
extern crate oth$0 | ||
mod other_mod {} | ||
"#; | ||
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let completion_list = completion_list_no_kw(case); | ||
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assert_eq!("md other_crate_a\n".to_string(), completion_list); | ||
} | ||
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#[test] | ||
fn will_not_complete_existing_import() { | ||
let case = r#" | ||
//- /lib.rs crate:other_crate_a | ||
// nothing here | ||
//- /lib.rs crate:crate_c | ||
// nothing here | ||
//- /lib.rs crate:other_crate_b | ||
// | ||
//- /lib.rs crate:lib deps:other_crate_a,other_crate_b,crate_c extern-prelude:other_crate_a,other_crate_b | ||
extern crate other_crate_b; | ||
extern crate oth$0 | ||
mod other_mod {} | ||
"#; | ||
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let completion_list = completion_list_no_kw(case); | ||
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assert_eq!("md other_crate_a\n".to_string(), completion_list); | ||
} | ||
} |
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