From 5cd4eb6dd6d8c733077a6aeea5d2cc0812ded096 Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Fri, 22 May 2020 22:28:30 +0200 Subject: Add preliminary implementation of extract struct from enum variant --- .../handlers/extract_struct_from_enum_variant.rs | 338 +++++++++++++++++++++ 1 file changed, 338 insertions(+) create mode 100644 crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs new file mode 100644 index 000000000..6e19a6feb --- /dev/null +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -0,0 +1,338 @@ +use hir_expand::name::AsName; +use ra_ide_db::{ + defs::Definition, imports_locator::ImportsLocator, search::Reference, RootDatabase, +}; +use ra_syntax::{ + algo::find_node_at_offset, + ast::{self, AstNode, NameOwner}, + SourceFile, SyntaxNode, TextRange, TextSize, +}; +use stdx::format_to; + +use crate::{ + assist_context::{AssistBuilder, AssistDirector}, + utils::insert_use_statement, + AssistContext, AssistId, Assists, +}; +use ast::{ArgListOwner, VisibilityOwner}; +use hir::{EnumVariant, Module, ModuleDef}; +use ra_fmt::leading_indent; +use rustc_hash::FxHashSet; +use ra_db::FileId; + +// Assist extract_struct_from_enum +// +// Extracts a from struct from enum variant +// +// ``` +// enum A { <|>One(u32, u32) } +// ``` +// -> +// ``` +// struct One(pub u32, pub u32); +// +// enum A { One(One) }" +// ``` +pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) -> Option<()> { + let variant = ctx.find_node_at_offset::()?; + let field_list = match variant.kind() { + ast::StructKind::Tuple(field_list) => field_list, + _ => return None, + }; + let variant_name = variant.name()?.to_string(); + let enum_ast = variant.parent_enum(); + let enum_name = enum_ast.name().unwrap().to_string(); + let visibility = enum_ast.visibility(); + let variant_hir = ctx.sema.to_def(&variant)?; + + if existing_struct_def(ctx.db, &variant_name, &variant_hir) { + return None; + } + + let target = variant.syntax().text_range(); + return acc.add_in_multiple_files( + AssistId("extract_struct_from_enum_variant"), + "Extract struct from enum variant", + target, + |edit| { + let definition = Definition::ModuleDef(ModuleDef::EnumVariant(variant_hir)); + let res = definition.find_usages(&ctx.db, None); + let module_def = mod_def_for_target_module(ctx, &enum_name); + let start_offset = variant.parent_enum().syntax().text_range().start(); + let mut seen_files_map: FxHashSet = FxHashSet::default(); + seen_files_map.insert(module_def.module(ctx.db).unwrap()); + for reference in res { + let source_file = ctx.sema.parse(reference.file_range.file_id); + update_reference( + ctx, + edit, + reference, + &source_file, + &module_def, + &mut seen_files_map, + ); + } + extract_struct_def( + edit, + enum_ast.syntax(), + &variant_name, + &field_list.to_string(), + start_offset, + ctx.frange.file_id, + &visibility, + ); + let list_range = field_list.syntax().text_range(); + update_variant(edit, &variant_name, ctx.frange.file_id, list_range); + }, + ); +} + +fn existing_struct_def(db: &RootDatabase, variant_name: &str, variant: &EnumVariant) -> bool { + let module_defs = variant.parent_enum(db).module(db).scope(db, None); + for (name, _) in module_defs { + if name.to_string() == variant_name.to_string() { + return true; + } + } + false +} + +fn mod_def_for_target_module(ctx: &AssistContext, enum_name: &str) -> ModuleDef { + ImportsLocator::new(ctx.db).find_imports(enum_name).first().unwrap().left().unwrap() +} + +fn insert_use_import( + ctx: &AssistContext, + builder: &mut AssistBuilder, + path: &ast::PathExpr, + module: &Module, + module_def: &ModuleDef, + path_segment: ast::NameRef, +) -> Option<()> { + let db = ctx.db; + let mod_path = module.find_use_path(db, module_def.clone()); + if let Some(mut mod_path) = mod_path { + mod_path.segments.pop(); + mod_path.segments.push(path_segment.as_name()); + insert_use_statement(path.syntax(), &mod_path, ctx, builder.text_edit_builder()); + } + Some(()) +} + +fn extract_struct_def( + edit: &mut AssistDirector, + enum_ast: &SyntaxNode, + variant_name: &str, + variant_list: &str, + start_offset: TextSize, + file_id: FileId, + visibility: &Option, +) -> Option<()> { + let visibility_string = if let Some(visibility) = visibility { + format!("{} ", visibility.to_string()) + } else { + "".to_string() + }; + let mut buf = String::new(); + let indent = if let Some(indent) = leading_indent(enum_ast) { + indent.to_string() + } else { + "".to_string() + }; + + format_to!( + buf, + r#"{}struct {}{}; + +{}"#, + visibility_string, + variant_name, + list_with_visibility(variant_list), + indent + ); + edit.perform(file_id, |builder| { + builder.insert(start_offset, buf); + }); + Some(()) +} + +fn update_variant( + edit: &mut AssistDirector, + variant_name: &str, + file_id: FileId, + list_range: TextRange, +) -> Option<()> { + let inside_variant_range = TextRange::new( + list_range.start().checked_add(TextSize::from(1))?, + list_range.end().checked_sub(TextSize::from(1))?, + ); + edit.perform(file_id, |builder| { + builder.set_file(file_id); + builder.replace(inside_variant_range, variant_name); + }); + Some(()) +} + +fn update_reference( + ctx: &AssistContext, + edit: &mut AssistDirector, + reference: Reference, + source_file: &SourceFile, + module_def: &ModuleDef, + seen_files_map: &mut FxHashSet, +) -> Option<()> { + let path_expr: ast::PathExpr = find_node_at_offset::( + source_file.syntax(), + reference.file_range.range.start(), + )?; + let call = path_expr.syntax().parent().and_then(ast::CallExpr::cast)?; + let list = call.arg_list()?; + let segment = path_expr.path()?.segment()?; + let list_range = list.syntax().text_range(); + let inside_list_range = TextRange::new( + list_range.start().checked_add(TextSize::from(1))?, + list_range.end().checked_sub(TextSize::from(1))?, + ); + edit.perform(reference.file_range.file_id, |builder| { + let module = ctx.sema.scope(&path_expr.syntax()).module().unwrap(); + if !seen_files_map.contains(&module) { + if insert_use_import( + ctx, + builder, + &path_expr, + &module, + module_def, + segment.name_ref().unwrap(), + ) + .is_some() + { + seen_files_map.insert(module); + } + } + builder.replace(inside_list_range, format!("{}{}", segment, list)); + }); + Some(()) +} + +fn list_with_visibility(list: &str) -> String { + list.split(',') + .map(|part| { + let index = if part.chars().next().unwrap() == '(' { 1usize } else { 0 }; + let mut mod_part = part.trim().to_string(); + mod_part.insert_str(index, "pub "); + mod_part + }) + .collect::>() + .join(", ") +} + +#[cfg(test)] +mod tests { + + use crate::{utils::FamousDefs, tests::{check_assist, check_assist_not_applicable}}; + + use super::*; + + #[test] + fn test_extract_struct_several_fields() { + check_assist( + extract_struct_from_enum, + "enum A { <|>One(u32, u32) }", + r#"struct One(pub u32, pub u32); + +enum A { One(One) }"#, + ); + } + + #[test] + fn test_extract_struct_one_field() { + check_assist( + extract_struct_from_enum, + "enum A { <|>One(u32) }", + r#"struct One(pub u32); + +enum A { One(One) }"#, + ); + } + + #[test] + fn test_extract_struct_pub_visibility() { + check_assist( + extract_struct_from_enum, + "pub enum A { <|>One(u32, u32) }", + r#"pub struct One(pub u32, pub u32); + +pub enum A { One(One) }"#, + ); + } + + #[test] + fn test_extract_struct_with_complex_imports() { + check_assist( + extract_struct_from_enum, + r#"mod my_mod { + fn another_fn() { + let m = my_other_mod::MyEnum::MyField(1, 1); + } + + pub mod my_other_mod { + fn another_fn() { + let m = MyEnum::MyField(1, 1); + } + + pub enum MyEnum { + <|>MyField(u8, u8), + } + } +} + +fn another_fn() { + let m = my_mod::my_other_mod::MyEnum::MyField(1, 1); +}"#, + r#"use my_mod::my_other_mod::MyField; + +mod my_mod { + use my_other_mod::MyField; + + fn another_fn() { + let m = my_other_mod::MyEnum::MyField(MyField(1, 1)); + } + + pub mod my_other_mod { + fn another_fn() { + let m = MyEnum::MyField(MyField(1, 1)); + } + + pub struct MyField(pub u8, pub u8); + + pub enum MyEnum { + MyField(MyField), + } + } +} + +fn another_fn() { + let m = my_mod::my_other_mod::MyEnum::MyField(MyField(1, 1)); +}"#, + ); + } + + fn check_not_applicable(ra_fixture: &str) { + let fixture = + format!("//- main.rs crate:main deps:core\n{}\n{}", ra_fixture, FamousDefs::FIXTURE); + check_assist_not_applicable(extract_struct_from_enum, &fixture) + } + + #[test] + fn test_extract_enum_not_applicable_for_element_with_no_fields() { + check_not_applicable("enum A { <|>One }"); + } + + #[test] + fn test_extract_enum_not_applicable_if_struct_exists() { + check_not_applicable( + r#"struct One; + enum A { <|>One(u8) }"#, + ); + } +} -- cgit v1.2.3 From 04a35784df4cf267a8bbce6d5542869ed1a52fcb Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Fri, 22 May 2020 22:43:52 +0200 Subject: Formatting and remove unused imports --- crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index 6e19a6feb..57907a503 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -16,9 +16,9 @@ use crate::{ }; use ast::{ArgListOwner, VisibilityOwner}; use hir::{EnumVariant, Module, ModuleDef}; +use ra_db::FileId; use ra_fmt::leading_indent; use rustc_hash::FxHashSet; -use ra_db::FileId; // Assist extract_struct_from_enum // @@ -229,7 +229,10 @@ fn list_with_visibility(list: &str) -> String { #[cfg(test)] mod tests { - use crate::{utils::FamousDefs, tests::{check_assist, check_assist_not_applicable}}; + use crate::{ + tests::{check_assist, check_assist_not_applicable}, + utils::FamousDefs, + }; use super::*; -- cgit v1.2.3 From fce10200a0d666fbd2e2faa84b0526f586485bb3 Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Sat, 23 May 2020 01:23:40 +0200 Subject: Better naming and fix some review comments --- .../src/handlers/extract_struct_from_enum_variant.rs | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index 57907a503..3250eed5b 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -59,8 +59,8 @@ pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) - let res = definition.find_usages(&ctx.db, None); let module_def = mod_def_for_target_module(ctx, &enum_name); let start_offset = variant.parent_enum().syntax().text_range().start(); - let mut seen_files_map: FxHashSet = FxHashSet::default(); - seen_files_map.insert(module_def.module(ctx.db).unwrap()); + let mut visited_modules_set: FxHashSet = FxHashSet::default(); + visited_modules_set.insert(module_def.module(ctx.db).unwrap()); for reference in res { let source_file = ctx.sema.parse(reference.file_range.file_id); update_reference( @@ -69,7 +69,7 @@ pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) - reference, &source_file, &module_def, - &mut seen_files_map, + &mut visited_modules_set, ); } extract_struct_def( @@ -101,7 +101,7 @@ fn mod_def_for_target_module(ctx: &AssistContext, enum_name: &str) -> ModuleDef ImportsLocator::new(ctx.db).find_imports(enum_name).first().unwrap().left().unwrap() } -fn insert_use_import( +fn insert_import( ctx: &AssistContext, builder: &mut AssistBuilder, path: &ast::PathExpr, @@ -179,7 +179,7 @@ fn update_reference( reference: Reference, source_file: &SourceFile, module_def: &ModuleDef, - seen_files_map: &mut FxHashSet, + visited_modules_set: &mut FxHashSet, ) -> Option<()> { let path_expr: ast::PathExpr = find_node_at_offset::( source_file.syntax(), @@ -195,8 +195,8 @@ fn update_reference( ); edit.perform(reference.file_range.file_id, |builder| { let module = ctx.sema.scope(&path_expr.syntax()).module().unwrap(); - if !seen_files_map.contains(&module) { - if insert_use_import( + if !visited_modules_set.contains(&module) { + if insert_import( ctx, builder, &path_expr, @@ -206,7 +206,7 @@ fn update_reference( ) .is_some() { - seen_files_map.insert(module); + visited_modules_set.insert(module); } } builder.replace(inside_list_range, format!("{}{}", segment, list)); -- cgit v1.2.3 From 6ee1c60c9cff781e10d6379f68fc951378403f6b Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Sat, 23 May 2020 01:41:08 +0200 Subject: Further review fixes --- .../src/handlers/extract_struct_from_enum_variant.rs | 20 +++++++++----------- 1 file changed, 9 insertions(+), 11 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index 3250eed5b..359283802 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -1,4 +1,3 @@ -use hir_expand::name::AsName; use ra_ide_db::{ defs::Definition, imports_locator::ImportsLocator, search::Reference, RootDatabase, }; @@ -15,14 +14,14 @@ use crate::{ AssistContext, AssistId, Assists, }; use ast::{ArgListOwner, VisibilityOwner}; -use hir::{EnumVariant, Module, ModuleDef}; +use hir::{AsName, EnumVariant, Module, ModuleDef}; use ra_db::FileId; use ra_fmt::leading_indent; use rustc_hash::FxHashSet; // Assist extract_struct_from_enum // -// Extracts a from struct from enum variant +// Extracts a struct from enum variant // // ``` // enum A { <|>One(u32, u32) } @@ -41,7 +40,7 @@ pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) - }; let variant_name = variant.name()?.to_string(); let enum_ast = variant.parent_enum(); - let enum_name = enum_ast.name().unwrap().to_string(); + let enum_name = enum_ast.name()?.to_string(); let visibility = enum_ast.visibility(); let variant_hir = ctx.sema.to_def(&variant)?; @@ -88,13 +87,12 @@ pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) - } fn existing_struct_def(db: &RootDatabase, variant_name: &str, variant: &EnumVariant) -> bool { - let module_defs = variant.parent_enum(db).module(db).scope(db, None); - for (name, _) in module_defs { - if name.to_string() == variant_name.to_string() { - return true; - } - } - false + variant + .parent_enum(db) + .module(db) + .scope(db, None) + .into_iter() + .any(|(name, _)| name.to_string() == variant_name.to_string()) } fn mod_def_for_target_module(ctx: &AssistContext, enum_name: &str) -> ModuleDef { -- cgit v1.2.3 From 3a244e02b53687161d4cc39254cb9a432756017f Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Sat, 23 May 2020 11:53:02 +0200 Subject: Remove unwraps where possible --- .../handlers/extract_struct_from_enum_variant.rs | 33 ++++++++-------------- 1 file changed, 11 insertions(+), 22 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index 359283802..d5397bf21 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -39,15 +39,16 @@ pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) - _ => return None, }; let variant_name = variant.name()?.to_string(); - let enum_ast = variant.parent_enum(); - let enum_name = enum_ast.name()?.to_string(); - let visibility = enum_ast.visibility(); let variant_hir = ctx.sema.to_def(&variant)?; - if existing_struct_def(ctx.db, &variant_name, &variant_hir) { return None; } - + let enum_ast = variant.parent_enum(); + let enum_name = enum_ast.name()?.to_string(); + let visibility = enum_ast.visibility(); + let current_module_def = + ImportsLocator::new(ctx.db).find_imports(&enum_name).first()?.left()?; + let current_module = current_module_def.module(ctx.db)?; let target = variant.syntax().text_range(); return acc.add_in_multiple_files( AssistId("extract_struct_from_enum_variant"), @@ -56,10 +57,9 @@ pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) - |edit| { let definition = Definition::ModuleDef(ModuleDef::EnumVariant(variant_hir)); let res = definition.find_usages(&ctx.db, None); - let module_def = mod_def_for_target_module(ctx, &enum_name); let start_offset = variant.parent_enum().syntax().text_range().start(); let mut visited_modules_set: FxHashSet = FxHashSet::default(); - visited_modules_set.insert(module_def.module(ctx.db).unwrap()); + visited_modules_set.insert(current_module); for reference in res { let source_file = ctx.sema.parse(reference.file_range.file_id); update_reference( @@ -67,7 +67,7 @@ pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) - edit, reference, &source_file, - &module_def, + ¤t_module_def, &mut visited_modules_set, ); } @@ -95,10 +95,6 @@ fn existing_struct_def(db: &RootDatabase, variant_name: &str, variant: &EnumVari .any(|(name, _)| name.to_string() == variant_name.to_string()) } -fn mod_def_for_target_module(ctx: &AssistContext, enum_name: &str) -> ModuleDef { - ImportsLocator::new(ctx.db).find_imports(enum_name).first().unwrap().left().unwrap() -} - fn insert_import( ctx: &AssistContext, builder: &mut AssistBuilder, @@ -186,23 +182,16 @@ fn update_reference( let call = path_expr.syntax().parent().and_then(ast::CallExpr::cast)?; let list = call.arg_list()?; let segment = path_expr.path()?.segment()?; + let segment_name = segment.name_ref()?; + let module = ctx.sema.scope(&path_expr.syntax()).module()?; let list_range = list.syntax().text_range(); let inside_list_range = TextRange::new( list_range.start().checked_add(TextSize::from(1))?, list_range.end().checked_sub(TextSize::from(1))?, ); edit.perform(reference.file_range.file_id, |builder| { - let module = ctx.sema.scope(&path_expr.syntax()).module().unwrap(); if !visited_modules_set.contains(&module) { - if insert_import( - ctx, - builder, - &path_expr, - &module, - module_def, - segment.name_ref().unwrap(), - ) - .is_some() + if insert_import(ctx, builder, &path_expr, &module, module_def, segment_name).is_some() { visited_modules_set.insert(module); } -- cgit v1.2.3 From e2974ba8f7d862eac084ada2fdf327bbde803bed Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Sat, 23 May 2020 11:57:12 +0200 Subject: Remove unnecessary set_file and change variable positions for better readability --- crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index d5397bf21..dd2fd57a7 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -127,12 +127,12 @@ fn extract_struct_def( } else { "".to_string() }; - let mut buf = String::new(); let indent = if let Some(indent) = leading_indent(enum_ast) { indent.to_string() } else { "".to_string() }; + let mut buf = String::new(); format_to!( buf, @@ -161,7 +161,6 @@ fn update_variant( list_range.end().checked_sub(TextSize::from(1))?, ); edit.perform(file_id, |builder| { - builder.set_file(file_id); builder.replace(inside_variant_range, variant_name); }); Some(()) -- cgit v1.2.3 From 08aa8e1de717425ebf49796df1515d9fbd8b2e3e Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Sun, 24 May 2020 14:53:12 +0200 Subject: Further refactoring under review comments --- .../src/handlers/extract_struct_from_enum_variant.rs | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index dd2fd57a7..a36587633 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -6,7 +6,6 @@ use ra_syntax::{ ast::{self, AstNode, NameOwner}, SourceFile, SyntaxNode, TextRange, TextSize, }; -use stdx::format_to; use crate::{ assist_context::{AssistBuilder, AssistDirector}, @@ -58,7 +57,7 @@ pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) - let definition = Definition::ModuleDef(ModuleDef::EnumVariant(variant_hir)); let res = definition.find_usages(&ctx.db, None); let start_offset = variant.parent_enum().syntax().text_range().start(); - let mut visited_modules_set: FxHashSet = FxHashSet::default(); + let mut visited_modules_set = FxHashSet::default(); visited_modules_set.insert(current_module); for reference in res { let source_file = ctx.sema.parse(reference.file_range.file_id); @@ -132,10 +131,7 @@ fn extract_struct_def( } else { "".to_string() }; - let mut buf = String::new(); - - format_to!( - buf, + let struct_def = format!( r#"{}struct {}{}; {}"#, @@ -145,7 +141,7 @@ fn extract_struct_def( indent ); edit.perform(file_id, |builder| { - builder.insert(start_offset, buf); + builder.insert(start_offset, struct_def); }); Some(()) } -- cgit v1.2.3 From a6d3c77bdd998499941a6aceccde85f7a94b804d Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Wed, 3 Jun 2020 20:43:57 +0200 Subject: Fixed tests --- .../handlers/extract_struct_from_enum_variant.rs | 21 ++++++++++++--------- 1 file changed, 12 insertions(+), 9 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index a36587633..2b1951aff 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -18,9 +18,9 @@ use ra_db::FileId; use ra_fmt::leading_indent; use rustc_hash::FxHashSet; -// Assist extract_struct_from_enum +// Assist: extract_struct_from_enum_variant // -// Extracts a struct from enum variant +// Extracts a struct from enum variant. // // ``` // enum A { <|>One(u32, u32) } @@ -29,9 +29,12 @@ use rustc_hash::FxHashSet; // ``` // struct One(pub u32, pub u32); // -// enum A { One(One) }" +// enum A { One(One) } // ``` -pub(crate) fn extract_struct_from_enum(acc: &mut Assists, ctx: &AssistContext) -> Option<()> { +pub(crate) fn extract_struct_from_enum_variant( + acc: &mut Assists, + ctx: &AssistContext, +) -> Option<()> { let variant = ctx.find_node_at_offset::()?; let field_list = match variant.kind() { ast::StructKind::Tuple(field_list) => field_list, @@ -221,7 +224,7 @@ mod tests { #[test] fn test_extract_struct_several_fields() { check_assist( - extract_struct_from_enum, + extract_struct_from_enum_variant, "enum A { <|>One(u32, u32) }", r#"struct One(pub u32, pub u32); @@ -232,7 +235,7 @@ enum A { One(One) }"#, #[test] fn test_extract_struct_one_field() { check_assist( - extract_struct_from_enum, + extract_struct_from_enum_variant, "enum A { <|>One(u32) }", r#"struct One(pub u32); @@ -243,7 +246,7 @@ enum A { One(One) }"#, #[test] fn test_extract_struct_pub_visibility() { check_assist( - extract_struct_from_enum, + extract_struct_from_enum_variant, "pub enum A { <|>One(u32, u32) }", r#"pub struct One(pub u32, pub u32); @@ -254,7 +257,7 @@ pub enum A { One(One) }"#, #[test] fn test_extract_struct_with_complex_imports() { check_assist( - extract_struct_from_enum, + extract_struct_from_enum_variant, r#"mod my_mod { fn another_fn() { let m = my_other_mod::MyEnum::MyField(1, 1); @@ -305,7 +308,7 @@ fn another_fn() { fn check_not_applicable(ra_fixture: &str) { let fixture = format!("//- main.rs crate:main deps:core\n{}\n{}", ra_fixture, FamousDefs::FIXTURE); - check_assist_not_applicable(extract_struct_from_enum, &fixture) + check_assist_not_applicable(extract_struct_from_enum_variant, &fixture) } #[test] -- cgit v1.2.3 From b0c8a2be7bd0d053eb9dd0e02fe2cf08b093a19a Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Thu, 4 Jun 2020 10:03:44 +0200 Subject: Remove AsName import --- .../src/handlers/extract_struct_from_enum_variant.rs | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index 2b1951aff..72e5dd735 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -9,11 +9,11 @@ use ra_syntax::{ use crate::{ assist_context::{AssistBuilder, AssistDirector}, - utils::insert_use_statement, + utils::insert_use::insert_use_statement_with_string_path, AssistContext, AssistId, Assists, }; use ast::{ArgListOwner, VisibilityOwner}; -use hir::{AsName, EnumVariant, Module, ModuleDef}; +use hir::{EnumVariant, Module, ModuleDef}; use ra_db::FileId; use ra_fmt::leading_indent; use rustc_hash::FxHashSet; @@ -109,8 +109,13 @@ fn insert_import( let mod_path = module.find_use_path(db, module_def.clone()); if let Some(mut mod_path) = mod_path { mod_path.segments.pop(); - mod_path.segments.push(path_segment.as_name()); - insert_use_statement(path.syntax(), &mod_path, ctx, builder.text_edit_builder()); + let use_path = format!("{}::{}", mod_path.to_string(), path_segment.to_string()); + insert_use_statement_with_string_path( + path.syntax(), + &use_path, + ctx, + builder.text_edit_builder(), + ); } Some(()) } -- cgit v1.2.3 From 74c3e7a1adf9d14bbac5cbbe9cd893d758f82561 Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Fri, 5 Jun 2020 11:45:41 +0200 Subject: Remove unnecessary return --- crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index 72e5dd735..ef963ddba 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -52,7 +52,7 @@ pub(crate) fn extract_struct_from_enum_variant( ImportsLocator::new(ctx.db).find_imports(&enum_name).first()?.left()?; let current_module = current_module_def.module(ctx.db)?; let target = variant.syntax().text_range(); - return acc.add_in_multiple_files( + acc.add_in_multiple_files( AssistId("extract_struct_from_enum_variant"), "Extract struct from enum variant", target, @@ -85,7 +85,7 @@ pub(crate) fn extract_struct_from_enum_variant( let list_range = field_list.syntax().text_range(); update_variant(edit, &variant_name, ctx.frange.file_id, list_range); }, - ); + ) } fn existing_struct_def(db: &RootDatabase, variant_name: &str, variant: &EnumVariant) -> bool { -- cgit v1.2.3 From 5dda9955380c6214aa5720ad640b76b870aaa556 Mon Sep 17 00:00:00 2001 From: Mikhail Rakhmanov Date: Fri, 5 Jun 2020 13:17:17 +0200 Subject: Fix review comments --- .../handlers/extract_struct_from_enum_variant.rs | 41 ++++++++++------------ 1 file changed, 18 insertions(+), 23 deletions(-) (limited to 'crates/ra_assists/src/handlers') diff --git a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs index ef963ddba..2c455a1fd 100644 --- a/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs +++ b/crates/ra_assists/src/handlers/extract_struct_from_enum_variant.rs @@ -1,6 +1,4 @@ -use ra_ide_db::{ - defs::Definition, imports_locator::ImportsLocator, search::Reference, RootDatabase, -}; +use ra_ide_db::{defs::Definition, search::Reference, RootDatabase}; use ra_syntax::{ algo::find_node_at_offset, ast::{self, AstNode, NameOwner}, @@ -9,11 +7,11 @@ use ra_syntax::{ use crate::{ assist_context::{AssistBuilder, AssistDirector}, - utils::insert_use::insert_use_statement_with_string_path, + utils::insert_use_statement, AssistContext, AssistId, Assists, }; use ast::{ArgListOwner, VisibilityOwner}; -use hir::{EnumVariant, Module, ModuleDef}; +use hir::{EnumVariant, Module, ModuleDef, Name}; use ra_db::FileId; use ra_fmt::leading_indent; use rustc_hash::FxHashSet; @@ -46,11 +44,11 @@ pub(crate) fn extract_struct_from_enum_variant( return None; } let enum_ast = variant.parent_enum(); - let enum_name = enum_ast.name()?.to_string(); let visibility = enum_ast.visibility(); - let current_module_def = - ImportsLocator::new(ctx.db).find_imports(&enum_name).first()?.left()?; - let current_module = current_module_def.module(ctx.db)?; + let enum_hir = ctx.sema.to_def(&enum_ast)?; + let variant_hir_name = variant_hir.name(ctx.db); + let enum_module_def = ModuleDef::from(enum_hir); + let current_module = enum_hir.module(ctx.db); let target = variant.syntax().text_range(); acc.add_in_multiple_files( AssistId("extract_struct_from_enum_variant"), @@ -69,7 +67,8 @@ pub(crate) fn extract_struct_from_enum_variant( edit, reference, &source_file, - ¤t_module_def, + &enum_module_def, + &variant_hir_name, &mut visited_modules_set, ); } @@ -102,20 +101,15 @@ fn insert_import( builder: &mut AssistBuilder, path: &ast::PathExpr, module: &Module, - module_def: &ModuleDef, - path_segment: ast::NameRef, + enum_module_def: &ModuleDef, + variant_hir_name: &Name, ) -> Option<()> { let db = ctx.db; - let mod_path = module.find_use_path(db, module_def.clone()); + let mod_path = module.find_use_path(db, enum_module_def.clone()); if let Some(mut mod_path) = mod_path { mod_path.segments.pop(); - let use_path = format!("{}::{}", mod_path.to_string(), path_segment.to_string()); - insert_use_statement_with_string_path( - path.syntax(), - &use_path, - ctx, - builder.text_edit_builder(), - ); + mod_path.segments.push(variant_hir_name.clone()); + insert_use_statement(path.syntax(), &mod_path, ctx, builder.text_edit_builder()); } Some(()) } @@ -175,7 +169,8 @@ fn update_reference( edit: &mut AssistDirector, reference: Reference, source_file: &SourceFile, - module_def: &ModuleDef, + enum_module_def: &ModuleDef, + variant_hir_name: &Name, visited_modules_set: &mut FxHashSet, ) -> Option<()> { let path_expr: ast::PathExpr = find_node_at_offset::( @@ -185,7 +180,6 @@ fn update_reference( let call = path_expr.syntax().parent().and_then(ast::CallExpr::cast)?; let list = call.arg_list()?; let segment = path_expr.path()?.segment()?; - let segment_name = segment.name_ref()?; let module = ctx.sema.scope(&path_expr.syntax()).module()?; let list_range = list.syntax().text_range(); let inside_list_range = TextRange::new( @@ -194,7 +188,8 @@ fn update_reference( ); edit.perform(reference.file_range.file_id, |builder| { if !visited_modules_set.contains(&module) { - if insert_import(ctx, builder, &path_expr, &module, module_def, segment_name).is_some() + if insert_import(ctx, builder, &path_expr, &module, enum_module_def, variant_hir_name) + .is_some() { visited_modules_set.insert(module); } -- cgit v1.2.3