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|
//! FIXME: write short doc here
use crate::completion::{
completion_config::SnippetCap, completion_item::Builder, CompletionContext, CompletionItem,
CompletionItemKind, CompletionKind, Completions,
};
fn snippet(ctx: &CompletionContext, cap: SnippetCap, label: &str, snippet: &str) -> Builder {
CompletionItem::new(CompletionKind::Snippet, ctx.source_range(), label)
.insert_snippet(cap, 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;
}
let cap = match ctx.config.snippet_cap {
Some(it) => it,
None => return,
};
snippet(ctx, cap, "pd", "eprintln!(\"$0 = {:?}\", $0);").add_to(acc);
snippet(ctx, cap, "ppd", "eprintln!(\"$0 = {:#?}\", $0);").add_to(acc);
}
pub(super) fn complete_item_snippet(acc: &mut Completions, ctx: &CompletionContext) {
if !ctx.is_new_item {
return;
}
let cap = match ctx.config.snippet_cap {
Some(it) => it,
None => return,
};
snippet(
ctx,
cap,
"Test function",
"\
#[test]
fn ${1:feature}() {
$0
}",
)
.lookup_by("tfn")
.add_to(acc);
snippet(ctx, cap, "macro_rules", "macro_rules! $1 {\n\t($2) => {\n\t\t$0\n\t};\n}").add_to(acc);
snippet(ctx, cap, "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,
},
]
"###
);
}
}
|
