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use super::*;
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub enum UnaryOperation {
Not,
Negate,
BitNot,
}
impl AsRef<str> for UnaryOperation {
fn as_ref(&self) -> &'static str {
match self {
UnaryOperation::Not => "!",
UnaryOperation::Negate => "-",
UnaryOperation::BitNot => "~",
}
}
}
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct UnaryExpression {
pub inner: Box<Expression>,
pub op: UnaryOperation,
pub span: Span,
}
impl fmt::Display for UnaryExpression {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}{}", self.op.as_ref(), self.inner)
}
}
impl Node for UnaryExpression {
fn span(&self) -> &Span {
&self.span
}
fn set_span(&mut self, span: Span) {
self.span = span;
}
}