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add await expr to ast

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Unreal Hoang 2019-07-20 19:35:49 +09:00
parent 2830d1376b
commit 5ac9f5cdc7
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4 changed files with 45 additions and 1 deletions
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33
crates/ra_syntax/src/ast/generated.rs
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@ -175,6 +175,32 @@ impl Attr {
}
}
// AwaitExpr
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct AwaitExpr {
pub(crate) syntax: SyntaxNode,
}
impl AstNode for AwaitExpr {
fn can_cast(kind: SyntaxKind) -> bool {
match kind {
AWAIT_EXPR => true,
_ => false,
}
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
if Self::can_cast(syntax.kind()) { Some(AwaitExpr { syntax }) } else { None }
}
fn syntax(&self) -> &SyntaxNode { &self.syntax }
}
impl AwaitExpr {
pub fn expr(&self) -> Option<Expr> {
super::child_opt(self)
}
}
// BinExpr
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct BinExpr {
@ -566,7 +592,7 @@ pub struct Expr {
impl AstNode for Expr {
fn can_cast(kind: SyntaxKind) -> bool {
match kind {
| TUPLE_EXPR | ARRAY_EXPR | PAREN_EXPR | PATH_EXPR | LAMBDA_EXPR | IF_EXPR | LOOP_EXPR | FOR_EXPR | WHILE_EXPR | CONTINUE_EXPR | BREAK_EXPR | LABEL | BLOCK_EXPR | RETURN_EXPR | MATCH_EXPR | STRUCT_LIT | CALL_EXPR | INDEX_EXPR | METHOD_CALL_EXPR | FIELD_EXPR | TRY_EXPR | TRY_BLOCK_EXPR | CAST_EXPR | REF_EXPR | PREFIX_EXPR | RANGE_EXPR | BIN_EXPR | LITERAL | MACRO_CALL => true,
| TUPLE_EXPR | ARRAY_EXPR | PAREN_EXPR | PATH_EXPR | LAMBDA_EXPR | IF_EXPR | LOOP_EXPR | FOR_EXPR | WHILE_EXPR | CONTINUE_EXPR | BREAK_EXPR | LABEL | BLOCK_EXPR | RETURN_EXPR | MATCH_EXPR | STRUCT_LIT | CALL_EXPR | INDEX_EXPR | METHOD_CALL_EXPR | FIELD_EXPR | AWAIT_EXPR | TRY_EXPR | TRY_BLOCK_EXPR | CAST_EXPR | REF_EXPR | PREFIX_EXPR | RANGE_EXPR | BIN_EXPR | LITERAL | MACRO_CALL => true,
_ => false,
}
}
@ -599,6 +625,7 @@ pub enum ExprKind {
IndexExpr(IndexExpr),
MethodCallExpr(MethodCallExpr),
FieldExpr(FieldExpr),
AwaitExpr(AwaitExpr),
TryExpr(TryExpr),
TryBlockExpr(TryBlockExpr),
CastExpr(CastExpr),
@ -669,6 +696,9 @@ impl From<MethodCallExpr> for Expr {
impl From<FieldExpr> for Expr {
fn from(n: FieldExpr) -> Expr { Expr { syntax: n.syntax } }
}
impl From<AwaitExpr> for Expr {
fn from(n: AwaitExpr) -> Expr { Expr { syntax: n.syntax } }
}
impl From<TryExpr> for Expr {
fn from(n: TryExpr) -> Expr { Expr { syntax: n.syntax } }
}
@ -719,6 +749,7 @@ impl Expr {
INDEX_EXPR => ExprKind::IndexExpr(IndexExpr::cast(self.syntax.clone()).unwrap()),
METHOD_CALL_EXPR => ExprKind::MethodCallExpr(MethodCallExpr::cast(self.syntax.clone()).unwrap()),
FIELD_EXPR => ExprKind::FieldExpr(FieldExpr::cast(self.syntax.clone()).unwrap()),
AWAIT_EXPR => ExprKind::AwaitExpr(AwaitExpr::cast(self.syntax.clone()).unwrap()),
TRY_EXPR => ExprKind::TryExpr(TryExpr::cast(self.syntax.clone()).unwrap()),
TRY_BLOCK_EXPR => ExprKind::TryBlockExpr(TryBlockExpr::cast(self.syntax.clone()).unwrap()),
CAST_EXPR => ExprKind::CastExpr(CastExpr::cast(self.syntax.clone()).unwrap()),