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Rename expr -> tail_expr

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This commit is contained in:
Aleksey Kladov 2021-01-05 15:45:46 +03:00
parent 5c10f2f705
commit f9707cde68
18 changed files with 34 additions and 29 deletions
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4
Cargo.lock generated
View file

@ -1804,9 +1804,9 @@ checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
[[package]]
name = "ungrammar"
version = "1.5.0"
version = "1.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c11bffada52edc8f2a56160b286ea4640acf90ffcb21bded361ccb8ed43a1457"
checksum = "f96cc1b6938f7c548fbcc630bac5c896ae77a130909829ab18b8eab78c51b7ee"
[[package]]
name = "unicase"

2
crates/assists/src/handlers/early_return.rs
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@ -69,7 +69,7 @@ pub(crate) fn convert_to_guarded_return(acc: &mut Assists, ctx: &AssistContext)
let parent_block = if_expr.syntax().parent()?.ancestors().find_map(ast::BlockExpr::cast)?;
if parent_block.expr()? != if_expr.clone().into() {
if parent_block.tail_expr()? != if_expr.clone().into() {
return None;
}

12
crates/assists/src/handlers/extract_struct_from_enum_variant.rs
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@ -117,10 +117,14 @@ fn existing_definition(db: &RootDatabase, variant_name: &ast::Name, variant: &Va
.into_iter()
.filter(|(_, def)| match def {
// only check type-namespace
hir::ScopeDef::ModuleDef(def) => matches!(def,
ModuleDef::Module(_) | ModuleDef::Adt(_) |
ModuleDef::Variant(_) | ModuleDef::Trait(_) |
ModuleDef::TypeAlias(_) | ModuleDef::BuiltinType(_)
hir::ScopeDef::ModuleDef(def) => matches!(
def,
ModuleDef::Module(_)
| ModuleDef::Adt(_)
| ModuleDef::Variant(_)
| ModuleDef::Trait(_)
| ModuleDef::TypeAlias(_)
| ModuleDef::BuiltinType(_)
),
_ => false,
})

2
crates/assists/src/handlers/extract_variable.rs
View file

@ -139,7 +139,7 @@ impl Anchor {
fn from(to_extract: &ast::Expr) -> Option<Anchor> {
to_extract.syntax().ancestors().find_map(|node| {
if let Some(expr) =
node.parent().and_then(ast::BlockExpr::cast).and_then(|it| it.expr())
node.parent().and_then(ast::BlockExpr::cast).and_then(|it| it.tail_expr())
{
if expr.syntax() == &node {
mark::hit!(test_extract_var_last_expr);

4
crates/assists/src/handlers/infer_function_return_type.rs
View file

@ -89,7 +89,7 @@ fn extract_tail(ctx: &AssistContext) -> Option<(FnType, ast::Expr, InsertOrRepla
let body = closure.body()?;
let body_start = body.syntax().first_token()?.text_range().start();
let (tail_expr, wrap_expr) = match body {
ast::Expr::BlockExpr(block) => (block.expr()?, false),
ast::Expr::BlockExpr(block) => (block.tail_expr()?, false),
body => (body, true),
};
@ -101,7 +101,7 @@ fn extract_tail(ctx: &AssistContext) -> Option<(FnType, ast::Expr, InsertOrRepla
let action = ret_ty_to_action(func.ret_type(), rparen_pos)?;
let body = func.body()?;
let tail_expr = body.expr()?;
let tail_expr = body.tail_expr()?;
let ret_range_end = body.l_curly_token()?.text_range().start();
let ret_range = TextRange::new(rparen_pos, ret_range_end);

2
crates/assists/src/handlers/inline_function.rs
View file

@ -71,7 +71,7 @@ pub(crate) fn inline_function(acc: &mut Assists, ctx: &AssistContext) -> Option<
statements.extend(body.statements());
let original_indentation = call.indent_level();
let replacement = make::block_expr(statements, body.expr())
let replacement = make::block_expr(statements, body.tail_expr())
.reset_indent()
.indent(original_indentation);

4
crates/assists/src/handlers/move_guard.rs
View file

@ -98,7 +98,7 @@ pub(crate) fn move_arm_cond_to_match_guard(acc: &mut Assists, ctx: &AssistContex
let mut replace_node = None;
let if_expr: IfExpr = IfExpr::cast(arm_body.syntax().clone()).or_else(|| {
let block_expr = BlockExpr::cast(arm_body.syntax().clone())?;
if let Expr::IfExpr(e) = block_expr.expr()? {
if let Expr::IfExpr(e) = block_expr.tail_expr()? {
replace_node = Some(block_expr.syntax().clone());
Some(e)
} else {
@ -128,7 +128,7 @@ pub(crate) fn move_arm_cond_to_match_guard(acc: &mut Assists, ctx: &AssistContex
|edit| {
let then_only_expr = then_block.statements().next().is_none();
match &then_block.expr() {
match &then_block.tail_expr() {
Some(then_expr) if then_only_expr => {
edit.replace(replace_node.text_range(), then_expr.syntax().text())
}

2
crates/assists/src/handlers/pull_assignment_up.rs
View file

@ -118,7 +118,7 @@ fn exprify_block(
sema: &hir::Semantics<ide_db::RootDatabase>,
name: &ast::Expr,
) -> Option<ast::BlockExpr> {
if block.expr().is_some() {
if block.tail_expr().is_some() {
return None;
}

2
crates/assists/src/handlers/replace_if_let_with_match.rs
View file

@ -138,7 +138,7 @@ pub(crate) fn replace_match_with_if_let(acc: &mut Assists, ctx: &AssistContext)
};
let else_expr = match else_expr {
ast::Expr::BlockExpr(block)
if block.statements().count() == 0 && block.expr().is_none() =>
if block.statements().count() == 0 && block.tail_expr().is_none() =>
{
None
}

8
crates/assists/src/handlers/wrap_return_type_in_result.rs
View file

@ -98,7 +98,7 @@ impl TailReturnCollector {
}
// Browse tail expressions for each block
if let Some(expr) = block_expr.expr() {
if let Some(expr) = block_expr.tail_expr() {
if let Some(last_exprs) = get_tail_expr_from_block(&expr) {
for last_expr in last_exprs {
let last_expr = match last_expr {
@ -170,7 +170,7 @@ impl TailReturnCollector {
}
fn collect_tail_exprs(&mut self, block: &BlockExpr) {
if let Some(expr) = block.expr() {
if let Some(expr) = block.tail_expr() {
self.handle_exprs(&expr, true);
self.fetch_tail_exprs(&expr);
}
@ -206,7 +206,7 @@ fn get_tail_expr_from_block(expr: &Expr) -> Option<Vec<NodeType>> {
Expr::IfExpr(if_expr) => {
let mut nodes = vec![];
for block in if_expr.blocks() {
if let Some(block_expr) = block.expr() {
if let Some(block_expr) = block.tail_expr() {
if let Some(tail_exprs) = get_tail_expr_from_block(&block_expr) {
nodes.extend(tail_exprs);
}
@ -228,7 +228,7 @@ fn get_tail_expr_from_block(expr: &Expr) -> Option<Vec<NodeType>> {
while_expr.syntax().last_child().map(|lc| vec![NodeType::Node(lc)])
}
Expr::BlockExpr(block_expr) => {
block_expr.expr().map(|lc| vec![NodeType::Node(lc.syntax().clone())])
block_expr.tail_expr().map(|lc| vec![NodeType::Node(lc.syntax().clone())])
}
Expr::MatchExpr(match_expr) => {
let arm_list = match_expr.match_arm_list()?;

2
crates/assists/src/utils.rs
View file

@ -37,7 +37,7 @@ pub fn extract_trivial_expression(block: &ast::BlockExpr) -> Option<ast::Expr> {
non_trivial_children.next().is_some()
};
if let Some(expr) = block.expr() {
if let Some(expr) = block.tail_expr() {
if has_anything_else(expr.syntax()) {
return None;
}

2
crates/completion/src/context.rs
View file

@ -458,7 +458,7 @@ impl<'a> CompletionContext<'a> {
}
if let Some(block) = ast::BlockExpr::cast(node) {
return Some(
block.expr().map(|e| e.syntax().text_range())
block.tail_expr().map(|e| e.syntax().text_range())
== Some(name_ref.syntax().text_range()),
);
}

7
crates/hir/src/code_model.rs
View file

@ -1642,9 +1642,10 @@ impl Type {
}
pub fn is_fn(&self) -> bool {
matches!(&self.ty.value,
Ty::Apply(ApplicationTy { ctor: TypeCtor::FnDef(..), .. }) |
Ty::Apply(ApplicationTy { ctor: TypeCtor::FnPtr { .. }, .. })
matches!(
&self.ty.value,
Ty::Apply(ApplicationTy { ctor: TypeCtor::FnDef(..), .. })
| Ty::Apply(ApplicationTy { ctor: TypeCtor::FnPtr { .. }, .. })
)
}

2
crates/hir_def/src/body/lower.rs
View file

@ -695,7 +695,7 @@ impl ExprCollector<'_> {
self.collect_stmts_items(block.statements());
let statements =
block.statements().filter_map(|s| self.collect_stmt(s)).flatten().collect();
let tail = block.expr().map(|e| self.collect_expr(e));
let tail = block.tail_expr().map(|e| self.collect_expr(e));
self.alloc_expr(Expr::Block { statements, tail, label: None }, syntax_node_ptr)
}

2
crates/hir_ty/src/display.rs
View file

@ -168,7 +168,7 @@ pub enum DisplayTarget {
impl DisplayTarget {
fn is_source_code(&self) -> bool {
matches!(self, Self::SourceCode {..})
matches!(self, Self::SourceCode { .. })
}
fn is_test(&self) -> bool {
matches!(self, Self::Test)

2
crates/syntax/src/ast/generated/nodes.rs
View file

@ -484,7 +484,7 @@ impl ast::AttrsOwner for BlockExpr {}
impl BlockExpr {
pub fn l_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['{']) }
pub fn statements(&self) -> AstChildren<Stmt> { support::children(&self.syntax) }
pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
pub fn tail_expr(&self) -> Option<Expr> { support::child(&self.syntax) }
pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]

2
crates/syntax/src/lib.rs
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@ -290,7 +290,7 @@ fn api_walkthrough() {
// Let's get the `1 + 1` expression!
let body: ast::BlockExpr = func.body().unwrap();
let expr: ast::Expr = body.expr().unwrap();
let expr: ast::Expr = body.tail_expr().unwrap();
// Enums are used to group related ast nodes together, and can be used for
// matching. However, because there are no public fields, it's possible to

2
xtask/Cargo.toml
View file

@ -15,7 +15,7 @@ flate2 = "1.0"
pico-args = "0.3.1"
proc-macro2 = "1.0.8"
quote = "1.0.2"
ungrammar = "1.5"
ungrammar = "1.6"
walkdir = "2.3.1"
write-json = "0.1.0"
xshell = "0.1"