Literal(Literal),
LoopExpr(LoopExpr),
MacroExpr(MacroExpr),
- MacroStmts(MacroStmts),
MatchExpr(MatchExpr),
MethodCallExpr(MethodCallExpr),
ParenExpr(ParenExpr),
}
impl AstNode for GenericArg {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- TYPE_ARG | ASSOC_TYPE_ARG | LIFETIME_ARG | CONST_ARG => true,
- _ => false,
- }
+ matches!(kind, TYPE_ARG | ASSOC_TYPE_ARG | LIFETIME_ARG | CONST_ARG)
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
}
impl AstNode for Type {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- ARRAY_TYPE | DYN_TRAIT_TYPE | FN_PTR_TYPE | FOR_TYPE | IMPL_TRAIT_TYPE | INFER_TYPE
- | MACRO_TYPE | NEVER_TYPE | PAREN_TYPE | PATH_TYPE | PTR_TYPE | REF_TYPE
- | SLICE_TYPE | TUPLE_TYPE => true,
- _ => false,
- }
+ matches!(
+ kind,
+ ARRAY_TYPE
+ | DYN_TRAIT_TYPE
+ | FN_PTR_TYPE
+ | FOR_TYPE
+ | IMPL_TRAIT_TYPE
+ | INFER_TYPE
+ | MACRO_TYPE
+ | NEVER_TYPE
+ | PAREN_TYPE
+ | PATH_TYPE
+ | PTR_TYPE
+ | REF_TYPE
+ | SLICE_TYPE
+ | TUPLE_TYPE
+ )
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
impl From<MacroExpr> for Expr {
fn from(node: MacroExpr) -> Expr { Expr::MacroExpr(node) }
}
-impl From<MacroStmts> for Expr {
- fn from(node: MacroStmts) -> Expr { Expr::MacroStmts(node) }
-}
impl From<MatchExpr> for Expr {
fn from(node: MatchExpr) -> Expr { Expr::MatchExpr(node) }
}
}
impl AstNode for Expr {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- ARRAY_EXPR | AWAIT_EXPR | BIN_EXPR | BLOCK_EXPR | BOX_EXPR | BREAK_EXPR | CALL_EXPR
- | CAST_EXPR | CLOSURE_EXPR | CONTINUE_EXPR | FIELD_EXPR | FOR_EXPR | IF_EXPR
- | INDEX_EXPR | LITERAL | LOOP_EXPR | MACRO_EXPR | MACRO_STMTS | MATCH_EXPR
- | METHOD_CALL_EXPR | PAREN_EXPR | PATH_EXPR | PREFIX_EXPR | RANGE_EXPR
- | RECORD_EXPR | REF_EXPR | RETURN_EXPR | TRY_EXPR | TUPLE_EXPR | WHILE_EXPR
- | YIELD_EXPR | LET_EXPR | UNDERSCORE_EXPR => true,
- _ => false,
- }
+ matches!(
+ kind,
+ ARRAY_EXPR
+ | AWAIT_EXPR
+ | BIN_EXPR
+ | BLOCK_EXPR
+ | BOX_EXPR
+ | BREAK_EXPR
+ | CALL_EXPR
+ | CAST_EXPR
+ | CLOSURE_EXPR
+ | CONTINUE_EXPR
+ | FIELD_EXPR
+ | FOR_EXPR
+ | IF_EXPR
+ | INDEX_EXPR
+ | LITERAL
+ | LOOP_EXPR
+ | MACRO_EXPR
+ | MATCH_EXPR
+ | METHOD_CALL_EXPR
+ | PAREN_EXPR
+ | PATH_EXPR
+ | PREFIX_EXPR
+ | RANGE_EXPR
+ | RECORD_EXPR
+ | REF_EXPR
+ | RETURN_EXPR
+ | TRY_EXPR
+ | TUPLE_EXPR
+ | WHILE_EXPR
+ | YIELD_EXPR
+ | LET_EXPR
+ | UNDERSCORE_EXPR
+ )
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
LITERAL => Expr::Literal(Literal { syntax }),
LOOP_EXPR => Expr::LoopExpr(LoopExpr { syntax }),
MACRO_EXPR => Expr::MacroExpr(MacroExpr { syntax }),
- MACRO_STMTS => Expr::MacroStmts(MacroStmts { syntax }),
MATCH_EXPR => Expr::MatchExpr(MatchExpr { syntax }),
METHOD_CALL_EXPR => Expr::MethodCallExpr(MethodCallExpr { syntax }),
PAREN_EXPR => Expr::ParenExpr(ParenExpr { syntax }),
Expr::Literal(it) => &it.syntax,
Expr::LoopExpr(it) => &it.syntax,
Expr::MacroExpr(it) => &it.syntax,
- Expr::MacroStmts(it) => &it.syntax,
Expr::MatchExpr(it) => &it.syntax,
Expr::MethodCallExpr(it) => &it.syntax,
Expr::ParenExpr(it) => &it.syntax,
}
impl AstNode for Item {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- CONST | ENUM | EXTERN_BLOCK | EXTERN_CRATE | FN | IMPL | MACRO_CALL | MACRO_RULES
- | MACRO_DEF | MODULE | STATIC | STRUCT | TRAIT | TYPE_ALIAS | UNION | USE => true,
- _ => false,
- }
+ matches!(
+ kind,
+ CONST
+ | ENUM
+ | EXTERN_BLOCK
+ | EXTERN_CRATE
+ | FN
+ | IMPL
+ | MACRO_CALL
+ | MACRO_RULES
+ | MACRO_DEF
+ | MODULE
+ | STATIC
+ | STRUCT
+ | TRAIT
+ | TYPE_ALIAS
+ | UNION
+ | USE
+ )
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
}
impl AstNode for Pat {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- IDENT_PAT | BOX_PAT | REST_PAT | LITERAL_PAT | MACRO_PAT | OR_PAT | PAREN_PAT
- | PATH_PAT | WILDCARD_PAT | RANGE_PAT | RECORD_PAT | REF_PAT | SLICE_PAT
- | TUPLE_PAT | TUPLE_STRUCT_PAT | CONST_BLOCK_PAT => true,
- _ => false,
- }
+ matches!(
+ kind,
+ IDENT_PAT
+ | BOX_PAT
+ | REST_PAT
+ | LITERAL_PAT
+ | MACRO_PAT
+ | OR_PAT
+ | PAREN_PAT
+ | PATH_PAT
+ | WILDCARD_PAT
+ | RANGE_PAT
+ | RECORD_PAT
+ | REF_PAT
+ | SLICE_PAT
+ | TUPLE_PAT
+ | TUPLE_STRUCT_PAT
+ | CONST_BLOCK_PAT
+ )
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
fn from(node: TupleFieldList) -> FieldList { FieldList::TupleFieldList(node) }
}
impl AstNode for FieldList {
- fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- RECORD_FIELD_LIST | TUPLE_FIELD_LIST => true,
- _ => false,
- }
- }
+ fn can_cast(kind: SyntaxKind) -> bool { matches!(kind, RECORD_FIELD_LIST | TUPLE_FIELD_LIST) }
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
RECORD_FIELD_LIST => FieldList::RecordFieldList(RecordFieldList { syntax }),
fn from(node: Union) -> Adt { Adt::Union(node) }
}
impl AstNode for Adt {
- fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- ENUM | STRUCT | UNION => true,
- _ => false,
- }
- }
+ fn can_cast(kind: SyntaxKind) -> bool { matches!(kind, ENUM | STRUCT | UNION) }
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
ENUM => Adt::Enum(Enum { syntax }),
fn from(node: TypeAlias) -> AssocItem { AssocItem::TypeAlias(node) }
}
impl AstNode for AssocItem {
- fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- CONST | FN | MACRO_CALL | TYPE_ALIAS => true,
- _ => false,
- }
- }
+ fn can_cast(kind: SyntaxKind) -> bool { matches!(kind, CONST | FN | MACRO_CALL | TYPE_ALIAS) }
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
CONST => AssocItem::Const(Const { syntax }),
fn from(node: TypeAlias) -> ExternItem { ExternItem::TypeAlias(node) }
}
impl AstNode for ExternItem {
- fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- FN | MACRO_CALL | STATIC | TYPE_ALIAS => true,
- _ => false,
- }
- }
+ fn can_cast(kind: SyntaxKind) -> bool { matches!(kind, FN | MACRO_CALL | STATIC | TYPE_ALIAS) }
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
FN => ExternItem::Fn(Fn { syntax }),
}
impl AstNode for GenericParam {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- CONST_PARAM | LIFETIME_PARAM | TYPE_PARAM => true,
- _ => false,
- }
+ matches!(kind, CONST_PARAM | LIFETIME_PARAM | TYPE_PARAM)
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
}
}
impl AstNode for AnyHasArgList {
- fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- CALL_EXPR | METHOD_CALL_EXPR => true,
- _ => false,
- }
- }
+ fn can_cast(kind: SyntaxKind) -> bool { matches!(kind, CALL_EXPR | METHOD_CALL_EXPR) }
fn cast(syntax: SyntaxNode) -> Option<Self> {
Self::can_cast(syntax.kind()).then(|| AnyHasArgList { syntax })
}
}
impl AstNode for AnyHasAttrs {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
+ matches!(
+ kind,
MACRO_CALL
- | SOURCE_FILE
- | CONST
- | ENUM
- | EXTERN_BLOCK
- | EXTERN_CRATE
- | FN
- | IMPL
- | MACRO_RULES
- | MACRO_DEF
- | MODULE
- | STATIC
- | STRUCT
- | TRAIT
- | TYPE_ALIAS
- | UNION
- | USE
- | ITEM_LIST
- | BLOCK_EXPR
- | SELF_PARAM
- | PARAM
- | RECORD_FIELD
- | TUPLE_FIELD
- | VARIANT
- | ASSOC_ITEM_LIST
- | EXTERN_ITEM_LIST
- | CONST_PARAM
- | LIFETIME_PARAM
- | TYPE_PARAM
- | LET_STMT
- | ARRAY_EXPR
- | AWAIT_EXPR
- | BIN_EXPR
- | BOX_EXPR
- | BREAK_EXPR
- | CALL_EXPR
- | CAST_EXPR
- | CLOSURE_EXPR
- | CONTINUE_EXPR
- | FIELD_EXPR
- | FOR_EXPR
- | IF_EXPR
- | INDEX_EXPR
- | LITERAL
- | LOOP_EXPR
- | MATCH_EXPR
- | METHOD_CALL_EXPR
- | PAREN_EXPR
- | PATH_EXPR
- | PREFIX_EXPR
- | RANGE_EXPR
- | REF_EXPR
- | RETURN_EXPR
- | TRY_EXPR
- | TUPLE_EXPR
- | WHILE_EXPR
- | YIELD_EXPR
- | LET_EXPR
- | UNDERSCORE_EXPR
- | STMT_LIST
- | RECORD_EXPR_FIELD_LIST
- | RECORD_EXPR_FIELD
- | MATCH_ARM_LIST
- | MATCH_ARM
- | IDENT_PAT
- | REST_PAT
- | RECORD_PAT_FIELD => true,
- _ => false,
- }
+ | SOURCE_FILE
+ | CONST
+ | ENUM
+ | EXTERN_BLOCK
+ | EXTERN_CRATE
+ | FN
+ | IMPL
+ | MACRO_RULES
+ | MACRO_DEF
+ | MODULE
+ | STATIC
+ | STRUCT
+ | TRAIT
+ | TYPE_ALIAS
+ | UNION
+ | USE
+ | ITEM_LIST
+ | BLOCK_EXPR
+ | SELF_PARAM
+ | PARAM
+ | RECORD_FIELD
+ | TUPLE_FIELD
+ | VARIANT
+ | ASSOC_ITEM_LIST
+ | EXTERN_ITEM_LIST
+ | CONST_PARAM
+ | LIFETIME_PARAM
+ | TYPE_PARAM
+ | LET_STMT
+ | ARRAY_EXPR
+ | AWAIT_EXPR
+ | BIN_EXPR
+ | BOX_EXPR
+ | BREAK_EXPR
+ | CALL_EXPR
+ | CAST_EXPR
+ | CLOSURE_EXPR
+ | CONTINUE_EXPR
+ | FIELD_EXPR
+ | FOR_EXPR
+ | IF_EXPR
+ | INDEX_EXPR
+ | LITERAL
+ | LOOP_EXPR
+ | MATCH_EXPR
+ | METHOD_CALL_EXPR
+ | PAREN_EXPR
+ | PATH_EXPR
+ | PREFIX_EXPR
+ | RANGE_EXPR
+ | REF_EXPR
+ | RETURN_EXPR
+ | TRY_EXPR
+ | TUPLE_EXPR
+ | WHILE_EXPR
+ | YIELD_EXPR
+ | LET_EXPR
+ | UNDERSCORE_EXPR
+ | STMT_LIST
+ | RECORD_EXPR_FIELD_LIST
+ | RECORD_EXPR_FIELD
+ | MATCH_ARM_LIST
+ | MATCH_ARM
+ | IDENT_PAT
+ | REST_PAT
+ | RECORD_PAT_FIELD
+ )
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
Self::can_cast(syntax.kind()).then(|| AnyHasAttrs { syntax })
}
impl AstNode for AnyHasDocComments {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- MACRO_CALL | SOURCE_FILE | CONST | ENUM | EXTERN_BLOCK | EXTERN_CRATE | FN | IMPL
- | MACRO_RULES | MACRO_DEF | MODULE | STATIC | STRUCT | TRAIT | TYPE_ALIAS | UNION
- | USE | RECORD_FIELD | TUPLE_FIELD | VARIANT => true,
- _ => false,
- }
+ matches!(
+ kind,
+ MACRO_CALL
+ | SOURCE_FILE
+ | CONST
+ | ENUM
+ | EXTERN_BLOCK
+ | EXTERN_CRATE
+ | FN
+ | IMPL
+ | MACRO_RULES
+ | MACRO_DEF
+ | MODULE
+ | STATIC
+ | STRUCT
+ | TRAIT
+ | TYPE_ALIAS
+ | UNION
+ | USE
+ | RECORD_FIELD
+ | TUPLE_FIELD
+ | VARIANT
+ )
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
Self::can_cast(syntax.kind()).then(|| AnyHasDocComments { syntax })
}
impl AstNode for AnyHasGenericParams {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- ENUM | FN | IMPL | STRUCT | TRAIT | TYPE_ALIAS | UNION => true,
- _ => false,
- }
+ matches!(kind, ENUM | FN | IMPL | STRUCT | TRAIT | TYPE_ALIAS | UNION)
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
Self::can_cast(syntax.kind()).then(|| AnyHasGenericParams { syntax })
}
}
impl AstNode for AnyHasLoopBody {
- fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- FOR_EXPR | LOOP_EXPR | WHILE_EXPR => true,
- _ => false,
- }
- }
+ fn can_cast(kind: SyntaxKind) -> bool { matches!(kind, FOR_EXPR | LOOP_EXPR | WHILE_EXPR) }
fn cast(syntax: SyntaxNode) -> Option<Self> {
Self::can_cast(syntax.kind()).then(|| AnyHasLoopBody { syntax })
}
}
}
impl AstNode for AnyHasModuleItem {
- fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- MACRO_ITEMS | SOURCE_FILE | ITEM_LIST => true,
- _ => false,
- }
- }
+ fn can_cast(kind: SyntaxKind) -> bool { matches!(kind, MACRO_ITEMS | SOURCE_FILE | ITEM_LIST) }
fn cast(syntax: SyntaxNode) -> Option<Self> {
Self::can_cast(syntax.kind()).then(|| AnyHasModuleItem { syntax })
}
}
impl AstNode for AnyHasName {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- CONST | ENUM | FN | MACRO_RULES | MACRO_DEF | MODULE | STATIC | STRUCT | TRAIT
- | TYPE_ALIAS | UNION | RENAME | SELF_PARAM | RECORD_FIELD | VARIANT | CONST_PARAM
- | TYPE_PARAM | IDENT_PAT => true,
- _ => false,
- }
+ matches!(
+ kind,
+ CONST
+ | ENUM
+ | FN
+ | MACRO_RULES
+ | MACRO_DEF
+ | MODULE
+ | STATIC
+ | STRUCT
+ | TRAIT
+ | TYPE_ALIAS
+ | UNION
+ | RENAME
+ | SELF_PARAM
+ | RECORD_FIELD
+ | VARIANT
+ | CONST_PARAM
+ | TYPE_PARAM
+ | IDENT_PAT
+ )
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
Self::can_cast(syntax.kind()).then(|| AnyHasName { syntax })
}
impl AstNode for AnyHasTypeBounds {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- ASSOC_TYPE_ARG | TRAIT | TYPE_ALIAS | LIFETIME_PARAM | TYPE_PARAM | WHERE_PRED => true,
- _ => false,
- }
+ matches!(
+ kind,
+ ASSOC_TYPE_ARG | TRAIT | TYPE_ALIAS | LIFETIME_PARAM | TYPE_PARAM | WHERE_PRED
+ )
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
Self::can_cast(syntax.kind()).then(|| AnyHasTypeBounds { syntax })
}
impl AstNode for AnyHasVisibility {
fn can_cast(kind: SyntaxKind) -> bool {
- match kind {
- CONST | ENUM | EXTERN_CRATE | FN | IMPL | MACRO_RULES | MACRO_DEF | MODULE | STATIC
- | STRUCT | TRAIT | TYPE_ALIAS | UNION | USE | RECORD_FIELD | TUPLE_FIELD | VARIANT => {
- true
- }
- _ => false,
- }
+ matches!(
+ kind,
+ CONST
+ | ENUM
+ | EXTERN_CRATE
+ | FN
+ | IMPL
+ | MACRO_RULES
+ | MACRO_DEF
+ | MODULE
+ | STATIC
+ | STRUCT
+ | TRAIT
+ | TYPE_ALIAS
+ | UNION
+ | USE
+ | RECORD_FIELD
+ | TUPLE_FIELD
+ | VARIANT
+ )
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
Self::can_cast(syntax.kind()).then(|| AnyHasVisibility { syntax })