This commit is contained in:
Aleksey Kladov 2020-07-30 20:27:39 +02:00
parent fcce07d2d1
commit fbe60a2e28
2 changed files with 20 additions and 21 deletions

View file

@ -322,9 +322,9 @@ pub struct ParamList {
}
impl ParamList {
pub fn l_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['(']) }
pub fn params(&self) -> AstChildren<Param> { support::children(&self.syntax) }
pub fn self_param(&self) -> Option<SelfParam> { support::child(&self.syntax) }
pub fn comma_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![,]) }
pub fn params(&self) -> AstChildren<Param> { support::children(&self.syntax) }
pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
@ -357,17 +357,6 @@ impl BlockExpr {
pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct Param {
pub(crate) syntax: SyntaxNode,
}
impl ast::AttrsOwner for Param {}
impl ast::TypeAscriptionOwner for Param {}
impl Param {
pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) }
pub fn colon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![:]) }
pub fn dotdotdot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![...]) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct SelfParam {
pub(crate) syntax: SyntaxNode,
}
@ -383,6 +372,17 @@ impl SelfParam {
pub fn colon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![:]) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct Param {
pub(crate) syntax: SyntaxNode,
}
impl ast::AttrsOwner for Param {}
impl ast::TypeAscriptionOwner for Param {}
impl Param {
pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) }
pub fn colon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![:]) }
pub fn dotdotdot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![...]) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct TypeBoundList {
pub(crate) syntax: SyntaxNode,
}
@ -1724,8 +1724,8 @@ impl AstNode for BlockExpr {
}
fn syntax(&self) -> &SyntaxNode { &self.syntax }
}
impl AstNode for Param {
fn can_cast(kind: SyntaxKind) -> bool { kind == PARAM }
impl AstNode for SelfParam {
fn can_cast(kind: SyntaxKind) -> bool { kind == SELF_PARAM }
fn cast(syntax: SyntaxNode) -> Option<Self> {
if Self::can_cast(syntax.kind()) {
Some(Self { syntax })
@ -1735,8 +1735,8 @@ impl AstNode for Param {
}
fn syntax(&self) -> &SyntaxNode { &self.syntax }
}
impl AstNode for SelfParam {
fn can_cast(kind: SyntaxKind) -> bool { kind == SELF_PARAM }
impl AstNode for Param {
fn can_cast(kind: SyntaxKind) -> bool { kind == PARAM }
fn cast(syntax: SyntaxNode) -> Option<Self> {
if Self::can_cast(syntax.kind()) {
Some(Self { syntax })
@ -3599,12 +3599,12 @@ impl std::fmt::Display for BlockExpr {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl std::fmt::Display for Param {
impl std::fmt::Display for SelfParam {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl std::fmt::Display for SelfParam {
impl std::fmt::Display for Param {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}

View file

@ -54,9 +54,8 @@ Abi =
ParamList =
'('(
(Param (',' Param)* ','?)?
| SelfParam ','?
| SelfParam ',' (Param (',' Param)* ','?)
SelfParam
| (SelfParam ',')? (Param (',' Param)* ','?)?
)')'
SelfParam =