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use crate::data::primitive::boolean::PrimitiveBoolean;
use crate::data::{ast::Infix, Literal};
use crate::error_format::ErrorInfo;
use crate::interpreter::variable_handler::match_literals::match_obj;
pub fn evaluate(
infix: &Infix,
lhs: Result<Literal, ErrorInfo>,
rhs: Result<Literal, ErrorInfo>,
) -> Result<Literal, ErrorInfo> {
match (infix, lhs, rhs) {
(Infix::Equal, Ok(lhs), Ok(rhs)) => Ok(PrimitiveBoolean::get_literal(
lhs.primitive == rhs.primitive,
lhs.interval,
)),
(Infix::NotEqual, Ok(lhs), Ok(rhs)) => Ok(PrimitiveBoolean::get_literal(
lhs.primitive != rhs.primitive,
lhs.interval,
)),
(Infix::GreaterThanEqual, Ok(lhs), Ok(rhs)) => Ok(PrimitiveBoolean::get_literal(
lhs.primitive >= rhs.primitive,
lhs.interval,
)),
(Infix::LessThanEqual, Ok(lhs), Ok(rhs)) => Ok(PrimitiveBoolean::get_literal(
lhs.primitive <= rhs.primitive,
lhs.interval,
)),
(Infix::GreaterThan, Ok(lhs), Ok(rhs)) => Ok(PrimitiveBoolean::get_literal(
lhs.primitive > rhs.primitive,
lhs.interval,
)),
(Infix::LessThan, Ok(lhs), Ok(rhs)) => Ok(PrimitiveBoolean::get_literal(
lhs.primitive < rhs.primitive,
lhs.interval,
)),
(Infix::Addition, Ok(lhs), Ok(rhs)) => {
let primitive = (lhs.primitive + rhs.primitive)?;
Ok(Literal {
content_type: primitive.get_type().to_string(),
primitive,
interval: lhs.interval,
})
}
(Infix::Subtraction, Ok(lhs), Ok(rhs)) => {
let primitive = (lhs.primitive - rhs.primitive)?;
Ok(Literal {
content_type: primitive.get_type().to_string(),
primitive,
interval: lhs.interval,
})
}
(Infix::Divide, Ok(lhs), Ok(rhs)) => {
let primitive = (lhs.primitive / rhs.primitive)?;
Ok(Literal {
content_type: primitive.get_type().to_string(),
primitive,
interval: lhs.interval,
})
}
(Infix::Multiply, Ok(lhs), Ok(rhs)) => {
let primitive = (lhs.primitive * rhs.primitive)?;
Ok(Literal {
content_type: primitive.get_type().to_string(),
primitive,
interval: lhs.interval,
})
}
(Infix::Remainder, Ok(lhs), Ok(rhs)) => {
let primitive = (lhs.primitive % rhs.primitive)?;
Ok(Literal {
content_type: primitive.get_type().to_string(),
primitive,
interval: lhs.interval,
})
}
(Infix::Or, Ok(lhs), Ok(rhs)) => Ok(PrimitiveBoolean::get_literal(
lhs.primitive.as_bool() | rhs.primitive.as_bool(),
lhs.interval,
)),
(Infix::And, Ok(lhs), Ok(rhs)) => Ok(PrimitiveBoolean::get_literal(
lhs.primitive.as_bool() & rhs.primitive.as_bool(),
lhs.interval,
)),
(Infix::Match, Ok(ref lhs), Ok(ref rhs)) => Ok(match_obj(lhs, rhs)),
(Infix::Not, Ok(lhs), ..) => Ok(PrimitiveBoolean::get_literal(
!lhs.primitive.as_bool(),
lhs.interval,
)),
(_, Err(e), ..) | (.., Err(e)) => Err(e),
}
}