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compiler2: update operator precedence and associativity (#3218)

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This commit is contained in:
joe-conigliaro
2019-12-26 13:40:18 +11:00
committed by Alexander Medvednikov
parent c1f4fc3f0f
commit fe8a6abb41
3 changed files with 64 additions and 34 deletions
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56
vlib/compiler2/ast/ast.v
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@@ -13,10 +13,12 @@ struct Foo {}
// pub type Expr = Foo | IfExpr | BinaryExpr | IntegerExpr
pub type Expr = Foo | IfExpr | BinaryExpr | ScalarExpr | UnaryExpr
// pub struct IntegerExpr {
// pub:
// val int
// }
/*
pub struct IntegerExpr {
pub:
val int
}
*/
/*
pub enum Expr {
@@ -92,28 +94,30 @@ pub fn (x Expr) str() string {
}
}
// enum BinaryOp {
// sum
// difference
// product
// quotient
// remainder
// bitwise_and
// bitwise_or
// bitwise_xor
// left_shift
// right_shift
/*
enum BinaryOp {
sum
difference
product
quotient
remainder
bitwise_and
bitwise_or
bitwise_xor
left_shift
right_shift
// equality
// inequality
// less_than
// less_than_or_equal
// more_than
// more_than_or_equal
equality
inequality
less_than
less_than_or_equal
more_than
more_than_or_equal
// in_check
in_check
// //These are suffixed with `bool` to prevent conflict with the keyword `or`
// and_bool
// or_bool
// }
//These are suffixed with `bool` to prevent conflict with the keyword `or`
and_bool
or_bool
}
*/