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Finalize attribute grammar

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This commit is contained in:
Aleksey Kladov 2020-07-30 20:16:04 +02:00
parent e28ea81b2b
commit fcce07d2d1
6 changed files with 28 additions and 79 deletions
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41
crates/ra_syntax/src/ast/generated/nodes.rs
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@ -24,7 +24,8 @@ impl Attr {
pub fn l_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['[']) }
pub fn path(&self) -> Option<Path> { support::child(&self.syntax) }
pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) }
pub fn input(&self) -> Option<AttrInput> { support::child(&self.syntax) }
pub fn literal(&self) -> Option<Literal> { support::child(&self.syntax) }
pub fn token_tree(&self) -> Option<TokenTree> { support::child(&self.syntax) }
pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
@ -1378,11 +1379,6 @@ pub enum GenericParam {
}
impl ast::AttrsOwner for GenericParam {}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum AttrInput {
Literal(Literal),
TokenTree(TokenTree),
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum Stmt {
LetStmt(LetStmt),
ExprStmt(ExprStmt),
@ -3342,34 +3338,6 @@ impl AstNode for GenericParam {
}
}
}
impl From<Literal> for AttrInput {
fn from(node: Literal) -> AttrInput { AttrInput::Literal(node) }
}
impl From<TokenTree> for AttrInput {
fn from(node: TokenTree) -> AttrInput { AttrInput::TokenTree(node) }
}
impl AstNode for AttrInput {
fn can_cast(kind: SyntaxKind) -> bool {
match kind {
LITERAL | TOKEN_TREE => true,
_ => false,
}
}
fn cast(syntax: SyntaxNode) -> Option<Self> {
let res = match syntax.kind() {
LITERAL => AttrInput::Literal(Literal { syntax }),
TOKEN_TREE => AttrInput::TokenTree(TokenTree { syntax }),
_ => return None,
};
Some(res)
}
fn syntax(&self) -> &SyntaxNode {
match self {
AttrInput::Literal(it) => &it.syntax,
AttrInput::TokenTree(it) => &it.syntax,
}
}
}
impl From<LetStmt> for Stmt {
fn from(node: LetStmt) -> Stmt { Stmt::LetStmt(node) }
}
@ -3471,11 +3439,6 @@ impl std::fmt::Display for GenericParam {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl std::fmt::Display for AttrInput {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl std::fmt::Display for Stmt {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)