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Prepare for pat_field_shorthand

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This commit is contained in:
Aleksey Kladov 2020-10-15 16:48:25 +02:00
parent d447a9a381
commit c8cbd398e4
1 changed files with 13 additions and 5 deletions
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18
crates/ide/src/diagnostics.rs
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@ -15,7 +15,7 @@ use itertools::Itertools;
use rustc_hash::FxHashSet;
use syntax::{
ast::{self, AstNode},
SyntaxNode, TextRange, T,
match_ast, SyntaxNode, TextRange, T,
};
use text_edit::TextEdit;
@ -80,7 +80,7 @@ pub(crate) fn diagnostics(
for node in parse.tree().syntax().descendants() {
check_unnecessary_braces_in_use_statement(&mut res, file_id, &node);
check_struct_shorthand_initialization(&mut res, file_id, &node);
check_field_shorthand(&mut res, file_id, &node);
}
let res = RefCell::new(res);
let sink_builder = DiagnosticSinkBuilder::new()
@ -188,12 +188,20 @@ fn text_edit_for_remove_unnecessary_braces_with_self_in_use_statement(
None
}
fn check_struct_shorthand_initialization(
fn check_field_shorthand(acc: &mut Vec<Diagnostic>, file_id: FileId, node: &SyntaxNode) {
match_ast! {
match node {
ast::RecordExpr(it) => check_expr_field_shorthand(acc, file_id, it),
_ => None
}
};
}
fn check_expr_field_shorthand(
acc: &mut Vec<Diagnostic>,
file_id: FileId,
node: &SyntaxNode,
record_lit: ast::RecordExpr,
) -> Option<()> {
let record_lit = ast::RecordExpr::cast(node.clone())?;
let record_field_list = record_lit.record_expr_field_list()?;
for record_field in record_field_list.fields() {
if let (Some(name_ref), Some(expr)) = (record_field.name_ref(), record_field.expr()) {