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Curley tokens

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This commit is contained in:
Aleksey Kladov 2020-04-10 10:27:23 +02:00
parent 1c5d859195
commit 460c8bbdec
6 changed files with 47 additions and 131 deletions
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88
crates/ra_syntax/src/ast/generated/tokens.rs
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@ -1366,94 +1366,6 @@ impl AstToken for RDollar {
fn syntax(&self) -> &SyntaxToken { &self.syntax }
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum LeftDelimiter {
LParen(LParen),
LBrack(LBrack),
LCurly(LCurly),
}
impl From<LParen> for LeftDelimiter {
fn from(node: LParen) -> LeftDelimiter { LeftDelimiter::LParen(node) }
}
impl From<LBrack> for LeftDelimiter {
fn from(node: LBrack) -> LeftDelimiter { LeftDelimiter::LBrack(node) }
}
impl From<LCurly> for LeftDelimiter {
fn from(node: LCurly) -> LeftDelimiter { LeftDelimiter::LCurly(node) }
}
impl std::fmt::Display for LeftDelimiter {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl AstToken for LeftDelimiter {
fn can_cast(kind: SyntaxKind) -> bool {
match kind {
L_PAREN | L_BRACK | L_CURLY => true,
_ => false,
}
}
fn cast(syntax: SyntaxToken) -> Option<Self> {
let res = match syntax.kind() {
L_PAREN => LeftDelimiter::LParen(LParen { syntax }),
L_BRACK => LeftDelimiter::LBrack(LBrack { syntax }),
L_CURLY => LeftDelimiter::LCurly(LCurly { syntax }),
_ => return None,
};
Some(res)
}
fn syntax(&self) -> &SyntaxToken {
match self {
LeftDelimiter::LParen(it) => &it.syntax,
LeftDelimiter::LBrack(it) => &it.syntax,
LeftDelimiter::LCurly(it) => &it.syntax,
}
}
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum RightDelimiter {
RParen(RParen),
RBrack(RBrack),
RCurly(RCurly),
}
impl From<RParen> for RightDelimiter {
fn from(node: RParen) -> RightDelimiter { RightDelimiter::RParen(node) }
}
impl From<RBrack> for RightDelimiter {
fn from(node: RBrack) -> RightDelimiter { RightDelimiter::RBrack(node) }
}
impl From<RCurly> for RightDelimiter {
fn from(node: RCurly) -> RightDelimiter { RightDelimiter::RCurly(node) }
}
impl std::fmt::Display for RightDelimiter {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl AstToken for RightDelimiter {
fn can_cast(kind: SyntaxKind) -> bool {
match kind {
R_PAREN | R_BRACK | R_CURLY => true,
_ => false,
}
}
fn cast(syntax: SyntaxToken) -> Option<Self> {
let res = match syntax.kind() {
R_PAREN => RightDelimiter::RParen(RParen { syntax }),
R_BRACK => RightDelimiter::RBrack(RBrack { syntax }),
R_CURLY => RightDelimiter::RCurly(RCurly { syntax }),
_ => return None,
};
Some(res)
}
fn syntax(&self) -> &SyntaxToken {
match self {
RightDelimiter::RParen(it) => &it.syntax,
RightDelimiter::RBrack(it) => &it.syntax,
RightDelimiter::RCurly(it) => &it.syntax,
}
}
}
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum RangeSeparator {
Dotdot(Dotdot),
Dotdotdot(Dotdotdot),