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Support GATs for associated type arg parsing

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This commit is contained in:
Lukas Wirth 2021-07-17 13:47:53 +02:00
parent a2f83c956e
commit e7aa37c20a
6 changed files with 165 additions and 82 deletions
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51
crates/syntax/src/ast/generated/nodes.rs
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@ -107,6 +107,7 @@ pub struct AssocTypeArg {
impl ast::TypeBoundsOwner for AssocTypeArg {}
impl AssocTypeArg {
pub fn name_ref(&self) -> Option<NameRef> { support::child(&self.syntax) }
pub fn generic_param_list(&self) -> Option<GenericParamList> { support::child(&self.syntax) }
pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) }
pub fn ty(&self) -> Option<Type> { support::child(&self.syntax) }
}
@ -125,6 +126,15 @@ impl ConstArg {
pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct GenericParamList {
pub(crate) syntax: SyntaxNode,
}
impl GenericParamList {
pub fn l_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![<]) }
pub fn generic_params(&self) -> AstChildren<GenericParam> { support::children(&self.syntax) }
pub fn r_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![>]) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct TypeBoundList {
pub(crate) syntax: SyntaxNode,
}
@ -454,15 +464,6 @@ impl Abi {
pub fn extern_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![extern]) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct GenericParamList {
pub(crate) syntax: SyntaxNode,
}
impl GenericParamList {
pub fn l_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![<]) }
pub fn generic_params(&self) -> AstChildren<GenericParam> { support::children(&self.syntax) }
pub fn r_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![>]) }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct WhereClause {
pub(crate) syntax: SyntaxNode,
}
@ -1584,6 +1585,17 @@ impl AstNode for ConstArg {
}
fn syntax(&self) -> &SyntaxNode { &self.syntax }
}
impl AstNode for GenericParamList {
fn can_cast(kind: SyntaxKind) -> bool { kind == GENERIC_PARAM_LIST }
fn cast(syntax: SyntaxNode) -> Option<Self> {
if Self::can_cast(syntax.kind()) {
Some(Self { syntax })
} else {
None
}
}
fn syntax(&self) -> &SyntaxNode { &self.syntax }
}
impl AstNode for TypeBoundList {
fn can_cast(kind: SyntaxKind) -> bool { kind == TYPE_BOUND_LIST }
fn cast(syntax: SyntaxNode) -> Option<Self> {
@ -1892,17 +1904,6 @@ impl AstNode for Abi {
}
fn syntax(&self) -> &SyntaxNode { &self.syntax }
}
impl AstNode for GenericParamList {
fn can_cast(kind: SyntaxKind) -> bool { kind == GENERIC_PARAM_LIST }
fn cast(syntax: SyntaxNode) -> Option<Self> {
if Self::can_cast(syntax.kind()) {
Some(Self { syntax })
} else {
None
}
}
fn syntax(&self) -> &SyntaxNode { &self.syntax }
}
impl AstNode for WhereClause {
fn can_cast(kind: SyntaxKind) -> bool { kind == WHERE_CLAUSE }
fn cast(syntax: SyntaxNode) -> Option<Self> {
@ -3680,6 +3681,11 @@ impl std::fmt::Display for ConstArg {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl std::fmt::Display for GenericParamList {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl std::fmt::Display for TypeBoundList {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
@ -3820,11 +3826,6 @@ impl std::fmt::Display for Abi {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl std::fmt::Display for GenericParamList {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl std::fmt::Display for WhereClause {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)