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style: clean up bool_to_enum assist
| -rw-r--r-- | crates/ide-assists/src/handlers/bool_to_enum.rs | 113 |
1 files changed, 61 insertions, 52 deletions
diff --git a/crates/ide-assists/src/handlers/bool_to_enum.rs b/crates/ide-assists/src/handlers/bool_to_enum.rs index 1a53cf9609..0c4d4ad0e5 100644 --- a/crates/ide-assists/src/handlers/bool_to_enum.rs +++ b/crates/ide-assists/src/handlers/bool_to_enum.rs @@ -16,7 +16,7 @@ use syntax::{ edit_in_place::{AttrsOwnerEdit, Indent}, make, HasName, }, - ted, AstNode, NodeOrToken, SyntaxKind, SyntaxNode, T, + AstNode, NodeOrToken, SyntaxKind, SyntaxNode, T, }; use text_edit::TextRange; @@ -73,7 +73,7 @@ pub(crate) fn bool_to_enum(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option let usages = definition.usages(&ctx.sema).all(); add_enum_def(edit, ctx, &usages, target_node, &target_module); - replace_usages(edit, ctx, &usages, definition, &target_module); + replace_usages(edit, ctx, usages, definition, &target_module); }, ) } @@ -192,21 +192,19 @@ fn bool_expr_to_enum_expr(expr: ast::Expr) -> ast::Expr { fn replace_usages( edit: &mut SourceChangeBuilder, ctx: &AssistContext<'_>, - usages: &UsageSearchResult, + usages: UsageSearchResult, target_definition: Definition, target_module: &hir::Module, ) { - for (file_id, references) in usages.iter() { - edit.edit_file(*file_id); + for (file_id, references) in usages { + edit.edit_file(file_id); - let refs_with_imports = - augment_references_with_imports(edit, ctx, references, target_module); + let refs_with_imports = augment_references_with_imports(ctx, references, target_module); refs_with_imports.into_iter().rev().for_each( - |FileReferenceWithImport { range, old_name, new_name, import_data }| { + |FileReferenceWithImport { range, name, import_data }| { // replace the usages in patterns and expressions - if let Some(ident_pat) = old_name.syntax().ancestors().find_map(ast::IdentPat::cast) - { + if let Some(ident_pat) = name.syntax().ancestors().find_map(ast::IdentPat::cast) { cov_mark::hit!(replaces_record_pat_shorthand); let definition = ctx.sema.to_def(&ident_pat).map(Definition::Local); @@ -214,36 +212,35 @@ fn replace_usages( replace_usages( edit, ctx, - &def.usages(&ctx.sema).all(), + def.usages(&ctx.sema).all(), target_definition, target_module, ) } - } else if let Some(initializer) = find_assignment_usage(&new_name) { + } else if let Some(initializer) = find_assignment_usage(&name) { cov_mark::hit!(replaces_assignment); replace_bool_expr(edit, initializer); - } else if let Some((prefix_expr, inner_expr)) = find_negated_usage(&new_name) { + } else if let Some((prefix_expr, inner_expr)) = find_negated_usage(&name) { cov_mark::hit!(replaces_negation); edit.replace( prefix_expr.syntax().text_range(), format!("{} == Bool::False", inner_expr), ); - } else if let Some((record_field, initializer)) = old_name + } else if let Some((record_field, initializer)) = name .as_name_ref() .and_then(ast::RecordExprField::for_field_name) .and_then(|record_field| ctx.sema.resolve_record_field(&record_field)) .and_then(|(got_field, _, _)| { - find_record_expr_usage(&new_name, got_field, target_definition) + find_record_expr_usage(&name, got_field, target_definition) }) { cov_mark::hit!(replaces_record_expr); - let record_field = edit.make_mut(record_field); let enum_expr = bool_expr_to_enum_expr(initializer); - record_field.replace_expr(enum_expr); - } else if let Some(pat) = find_record_pat_field_usage(&old_name) { + replace_record_field_expr(edit, record_field, enum_expr); + } else if let Some(pat) = find_record_pat_field_usage(&name) { match pat { ast::Pat::IdentPat(ident_pat) => { cov_mark::hit!(replaces_record_pat); @@ -253,7 +250,7 @@ fn replace_usages( replace_usages( edit, ctx, - &def.usages(&ctx.sema).all(), + def.usages(&ctx.sema).all(), target_definition, target_module, ) @@ -270,79 +267,94 @@ fn replace_usages( } _ => (), } - } else if let Some((ty_annotation, initializer)) = find_assoc_const_usage(&new_name) - { + } else if let Some((ty_annotation, initializer)) = find_assoc_const_usage(&name) { edit.replace(ty_annotation.syntax().text_range(), "Bool"); replace_bool_expr(edit, initializer); - } else if let Some(receiver) = find_method_call_expr_usage(&new_name) { + } else if let Some(receiver) = find_method_call_expr_usage(&name) { edit.replace( receiver.syntax().text_range(), format!("({} == Bool::True)", receiver), ); - } else if new_name.syntax().ancestors().find_map(ast::UseTree::cast).is_none() { + } else if name.syntax().ancestors().find_map(ast::UseTree::cast).is_none() { // for any other usage in an expression, replace it with a check that it is the true variant - if let Some((record_field, expr)) = new_name - .as_name_ref() - .and_then(ast::RecordExprField::for_field_name) - .and_then(|record_field| { - record_field.expr().map(|expr| (record_field, expr)) - }) + if let Some((record_field, expr)) = + name.as_name_ref().and_then(ast::RecordExprField::for_field_name).and_then( + |record_field| record_field.expr().map(|expr| (record_field, expr)), + ) { - record_field.replace_expr( + replace_record_field_expr( + edit, + record_field, make::expr_bin_op( expr, ast::BinaryOp::CmpOp(ast::CmpOp::Eq { negated: false }), make::expr_path(make::path_from_text("Bool::True")), - ) - .clone_for_update(), + ), ); } else { - edit.replace(range, format!("{} == Bool::True", new_name.text())); + edit.replace(range, format!("{} == Bool::True", name.text())); } } // add imports across modules where needed if let Some((import_scope, path)) = import_data { - insert_use(&import_scope, path, &ctx.config.insert_use); + let scope = match import_scope.clone() { + ImportScope::File(it) => ImportScope::File(edit.make_mut(it)), + ImportScope::Module(it) => ImportScope::Module(edit.make_mut(it)), + ImportScope::Block(it) => ImportScope::Block(edit.make_mut(it)), + }; + insert_use(&scope, path, &ctx.config.insert_use); } }, ) } } +/// Replaces the record expression, handling field shorthands. +fn replace_record_field_expr( + edit: &mut SourceChangeBuilder, + record_field: ast::RecordExprField, + initializer: ast::Expr, +) { + if let Some(ast::Expr::PathExpr(path_expr)) = record_field.expr() { + // replace field shorthand + edit.insert( + path_expr.syntax().text_range().end(), + format!(": {}", initializer.syntax().text()), + ) + } else if let Some(expr) = record_field.expr() { + // just replace expr + edit.replace_ast(expr, initializer); + } +} + struct FileReferenceWithImport { range: TextRange, - old_name: ast::NameLike, - new_name: ast::NameLike, + name: ast::NameLike, import_data: Option<(ImportScope, ast::Path)>, } fn augment_references_with_imports( - edit: &mut SourceChangeBuilder, ctx: &AssistContext<'_>, - references: &[FileReference], + references: Vec<FileReference>, target_module: &hir::Module, ) -> Vec<FileReferenceWithImport> { let mut visited_modules = FxHashSet::default(); references - .iter() + .into_iter() .filter_map(|FileReference { range, name, .. }| { let name = name.clone().into_name_like()?; - ctx.sema.scope(name.syntax()).map(|scope| (*range, name, scope.module())) + ctx.sema.scope(name.syntax()).map(|scope| (range, name, scope.module())) }) .map(|(range, name, ref_module)| { - let old_name = name.clone(); - let new_name = edit.make_mut(name.clone()); - // if the referenced module is not the same as the target one and has not been seen before, add an import let import_data = if ref_module.nearest_non_block_module(ctx.db()) != *target_module && !visited_modules.contains(&ref_module) { visited_modules.insert(ref_module); - let import_scope = - ImportScope::find_insert_use_container(new_name.syntax(), &ctx.sema); + let import_scope = ImportScope::find_insert_use_container(name.syntax(), &ctx.sema); let path = ref_module .find_use_path_prefixed( ctx.sema.db, @@ -360,7 +372,7 @@ fn augment_references_with_imports( None }; - FileReferenceWithImport { range, old_name, new_name, import_data } + FileReferenceWithImport { range, name, import_data } }) .collect() } @@ -465,12 +477,9 @@ fn add_enum_def( let indent = IndentLevel::from_node(&insert_before); enum_def.reindent_to(indent); - ted::insert_all( - ted::Position::before(&edit.make_syntax_mut(insert_before)), - vec![ - enum_def.syntax().clone().into(), - make::tokens::whitespace(&format!("\n\n{indent}")).into(), - ], + edit.insert( + insert_before.text_range().start(), + format!("{}\n\n{indent}", enum_def.syntax().text()), ); } |