//! FIXME: write short doc here use crate::completion::{ completion_item::Builder, CompletionContext, CompletionItem, CompletionItemKind, CompletionKind, Completions, }; fn snippet(ctx: &CompletionContext, label: &str, snippet: &str) -> Builder { CompletionItem::new(CompletionKind::Snippet, ctx.source_range(), label) .insert_snippet(snippet) .kind(CompletionItemKind::Snippet) } pub(super) fn complete_expr_snippet(acc: &mut Completions, ctx: &CompletionContext) { if !(ctx.is_trivial_path && ctx.function_syntax.is_some()) { return; } snippet(ctx, "pd", "eprintln!(\"$0 = {:?}\", $0);").add_to(acc); snippet(ctx, "ppd", "eprintln!(\"$0 = {:#?}\", $0);").add_to(acc); } pub(super) fn complete_item_snippet(acc: &mut Completions, ctx: &CompletionContext) { if !ctx.is_new_item { return; } snippet( ctx, "Test function", "\ #[test] fn ${1:feature}() { $0 }", ) .lookup_by("tfn") .add_to(acc); snippet(ctx, "macro_rules", "macro_rules! $1 {\n\t($2) => {\n\t\t$0\n\t};\n}").add_to(acc); snippet(ctx, "pub(crate)", "pub(crate) $0").add_to(acc); } #[cfg(test)] mod tests { use crate::completion::{test_utils::do_completion, CompletionItem, CompletionKind}; use insta::assert_debug_snapshot; fn do_snippet_completion(code: &str) -> Vec<CompletionItem> { do_completion(code, CompletionKind::Snippet) } #[test] fn completes_snippets_in_expressions() { assert_debug_snapshot!( do_snippet_completion(r"fn foo(x: i32) { <|> }"), @r###" [ CompletionItem { label: "pd", source_range: [17; 17), delete: [17; 17), insert: "eprintln!(\"$0 = {:?}\", $0);", kind: Snippet, }, CompletionItem { label: "ppd", source_range: [17; 17), delete: [17; 17), insert: "eprintln!(\"$0 = {:#?}\", $0);", kind: Snippet, }, ] "### ); } #[test] fn should_not_complete_snippets_in_path() { assert_debug_snapshot!( do_snippet_completion(r"fn foo(x: i32) { ::foo<|> }"), @"[]" ); assert_debug_snapshot!( do_snippet_completion(r"fn foo(x: i32) { ::<|> }"), @"[]" ); } #[test] fn completes_snippets_in_items() { assert_debug_snapshot!( do_snippet_completion( r" #[cfg(test)] mod tests { <|> } " ), @r###" [ CompletionItem { label: "Test function", source_range: [78; 78), delete: [78; 78), insert: "#[test]\nfn ${1:feature}() {\n $0\n}", kind: Snippet, lookup: "tfn", }, CompletionItem { label: "macro_rules", source_range: [78; 78), delete: [78; 78), insert: "macro_rules! $1 {\n\t($2) => {\n\t\t$0\n\t};\n}", kind: Snippet, }, CompletionItem { label: "pub(crate)", source_range: [78; 78), delete: [78; 78), insert: "pub(crate) $0", kind: Snippet, }, ] "### ); } }