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Extract call_info and completion into separate crates
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2067a410f3
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34 changed files with 336 additions and 226 deletions
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//! Runs completion for testing purposes.
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use hir::Semantics;
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use itertools::Itertools;
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use stdx::{format_to, trim_indent};
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use syntax::{AstNode, NodeOrToken, SyntaxElement};
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use test_utils::assert_eq_text;
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use crate::{
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completion::{completion_item::CompletionKind, CompletionConfig},
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fixture, CompletionItem,
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};
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pub(crate) fn do_completion(code: &str, kind: CompletionKind) -> Vec<CompletionItem> {
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do_completion_with_config(CompletionConfig::default(), code, kind)
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}
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pub(crate) fn do_completion_with_config(
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config: CompletionConfig,
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code: &str,
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kind: CompletionKind,
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) -> Vec<CompletionItem> {
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let mut kind_completions: Vec<CompletionItem> = get_all_completion_items(config, code)
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.into_iter()
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.filter(|c| c.completion_kind == kind)
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.collect();
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kind_completions.sort_by(|l, r| l.label().cmp(r.label()));
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kind_completions
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}
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pub(crate) fn completion_list(code: &str, kind: CompletionKind) -> String {
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completion_list_with_config(CompletionConfig::default(), code, kind)
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}
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pub(crate) fn completion_list_with_config(
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config: CompletionConfig,
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code: &str,
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kind: CompletionKind,
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) -> String {
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let mut kind_completions: Vec<CompletionItem> = get_all_completion_items(config, code)
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.into_iter()
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.filter(|c| c.completion_kind == kind)
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.collect();
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kind_completions.sort_by_key(|c| c.label().to_owned());
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let label_width = kind_completions
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.iter()
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.map(|it| monospace_width(it.label()))
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.max()
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.unwrap_or_default()
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.min(16);
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kind_completions
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.into_iter()
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.map(|it| {
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let tag = it.kind().unwrap().tag();
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let var_name = format!("{} {}", tag, it.label());
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let mut buf = var_name;
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if let Some(detail) = it.detail() {
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let width = label_width.saturating_sub(monospace_width(it.label()));
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format_to!(buf, "{:width$} {}", "", detail, width = width);
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}
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format_to!(buf, "\n");
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buf
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})
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.collect()
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}
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fn monospace_width(s: &str) -> usize {
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s.chars().count()
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}
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pub(crate) fn check_edit(what: &str, ra_fixture_before: &str, ra_fixture_after: &str) {
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check_edit_with_config(CompletionConfig::default(), what, ra_fixture_before, ra_fixture_after)
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}
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pub(crate) fn check_edit_with_config(
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config: CompletionConfig,
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what: &str,
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ra_fixture_before: &str,
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ra_fixture_after: &str,
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) {
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let ra_fixture_after = trim_indent(ra_fixture_after);
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let (analysis, position) = fixture::position(ra_fixture_before);
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let completions: Vec<CompletionItem> =
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analysis.completions(&config, position).unwrap().unwrap().into();
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let (completion,) = completions
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.iter()
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.filter(|it| it.lookup() == what)
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.collect_tuple()
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.unwrap_or_else(|| panic!("can't find {:?} completion in {:#?}", what, completions));
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let mut actual = analysis.file_text(position.file_id).unwrap().to_string();
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completion.text_edit().apply(&mut actual);
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assert_eq_text!(&ra_fixture_after, &actual)
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}
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pub(crate) fn check_pattern_is_applicable(code: &str, check: fn(SyntaxElement) -> bool) {
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let (analysis, pos) = fixture::position(code);
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analysis
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.with_db(|db| {
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let sema = Semantics::new(db);
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let original_file = sema.parse(pos.file_id);
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let token = original_file.syntax().token_at_offset(pos.offset).left_biased().unwrap();
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assert!(check(NodeOrToken::Token(token)));
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})
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.unwrap();
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}
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pub(crate) fn check_pattern_is_not_applicable(code: &str, check: fn(SyntaxElement) -> bool) {
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let (analysis, pos) = fixture::position(code);
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analysis
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.with_db(|db| {
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let sema = Semantics::new(db);
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let original_file = sema.parse(pos.file_id);
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let token = original_file.syntax().token_at_offset(pos.offset).left_biased().unwrap();
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assert!(!check(NodeOrToken::Token(token)));
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})
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.unwrap();
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}
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pub(crate) fn get_all_completion_items(
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config: CompletionConfig,
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code: &str,
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) -> Vec<CompletionItem> {
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let (analysis, position) = fixture::position(code);
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analysis.completions(&config, position).unwrap().unwrap().into()
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}
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