diff options
Diffstat (limited to 'crates/assists/src/utils.rs')
-rw-r--r-- | crates/assists/src/utils.rs | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/crates/assists/src/utils.rs b/crates/assists/src/utils.rs index 3842558d8..8045aac40 100644 --- a/crates/assists/src/utils.rs +++ b/crates/assists/src/utils.rs | |||
@@ -274,10 +274,11 @@ pub(crate) fn does_pat_match_variant(pat: &ast::Pat, var: &ast::Pat) -> bool { | |||
274 | // Uses a syntax-driven approach to find any impl blocks for the struct that | 274 | // Uses a syntax-driven approach to find any impl blocks for the struct that |
275 | // exist within the module/file | 275 | // exist within the module/file |
276 | // | 276 | // |
277 | // Returns `None` if we've found an existing `new` fn | 277 | // Returns `None` if we've found an existing fn |
278 | // | 278 | // |
279 | // FIXME: change the new fn checking to a more semantic approach when that's more | 279 | // FIXME: change the new fn checking to a more semantic approach when that's more |
280 | // viable (e.g. we process proc macros, etc) | 280 | // viable (e.g. we process proc macros, etc) |
281 | // FIXME: this partially overlaps with `find_impl_block` | ||
281 | pub(crate) fn find_struct_impl( | 282 | pub(crate) fn find_struct_impl( |
282 | ctx: &AssistContext, | 283 | ctx: &AssistContext, |
283 | strukt: &ast::AdtDef, | 284 | strukt: &ast::AdtDef, |
@@ -338,3 +339,18 @@ fn has_fn(imp: &ast::Impl, rhs_name: &str) -> bool { | |||
338 | 339 | ||
339 | false | 340 | false |
340 | } | 341 | } |
342 | |||
343 | /// Find the start of the `impl` block for the given `ast::Impl`. | ||
344 | // | ||
345 | // FIXME: add a way to find the end of the `impl` block. | ||
346 | // FIXME: this partially overlaps with `find_struct_impl` | ||
347 | pub(crate) fn find_impl_block(impl_def: ast::Impl, buf: &mut String) -> Option<TextSize> { | ||
348 | buf.push('\n'); | ||
349 | let start = impl_def | ||
350 | .syntax() | ||
351 | .descendants_with_tokens() | ||
352 | .find(|t| t.kind() == T!['{'])? | ||
353 | .text_range() | ||
354 | .end(); | ||
355 | Some(start) | ||
356 | } | ||