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//! Runs completion for testing purposes.
use crate::{
completion::{completion_item::CompletionKind, CompletionConfig},
mock_analysis::{analysis_and_position, single_file_with_position},
CompletionItem, FilePosition,
};
use hir::Semantics;
use ra_syntax::{AstNode, NodeOrToken, SyntaxElement};
pub(crate) fn do_completion(code: &str, kind: CompletionKind) -> Vec<CompletionItem> {
do_completion_with_options(code, kind, &CompletionConfig::default())
}
pub(crate) fn do_completion_with_position(
code: &str,
kind: CompletionKind,
) -> (FilePosition, Vec<CompletionItem>) {
do_completion_with_options_and_position(code, kind, &CompletionConfig::default())
}
pub(crate) fn do_completion_with_options(
code: &str,
kind: CompletionKind,
options: &CompletionConfig,
) -> Vec<CompletionItem> {
do_completion_with_options_and_position(code, kind, options).1
}
pub(crate) fn do_completion_with_options_and_position(
code: &str,
kind: CompletionKind,
options: &CompletionConfig,
) -> (FilePosition, Vec<CompletionItem>) {
let (analysis, position) = if code.contains("//-") {
analysis_and_position(code)
} else {
single_file_with_position(code)
};
let completions = analysis.completions(options, position).unwrap().unwrap();
let completion_items: Vec<CompletionItem> = completions.into();
let mut kind_completions: Vec<CompletionItem> =
completion_items.into_iter().filter(|c| c.completion_kind == kind).collect();
kind_completions.sort_by_key(|c| c.label().to_owned());
(position, kind_completions)
}
pub(crate) fn check_pattern_is_applicable(code: &str, check: fn(SyntaxElement) -> bool) {
let (analysis, pos) = single_file_with_position(code);
analysis
.with_db(|db| {
let sema = Semantics::new(db);
let original_file = sema.parse(pos.file_id);
let token = original_file.syntax().token_at_offset(pos.offset).left_biased().unwrap();
assert!(check(NodeOrToken::Token(token)));
})
.unwrap();
}
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