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feat: comments for all operators (#917)

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Igor Izvekov 2023-07-17 21:42:28 +03:00 • committed by GitHub
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31
src/ast/operator.rs
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@ -28,8 +28,11 @@ use super::display_separated;
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[cfg_attr(feature = "visitor", derive(Visit, VisitMut))]
pub enum UnaryOperator {
/// Plus, e.g. `+9`
Plus,
/// Minus, e.g. `-9`
Minus,
/// Not, e.g. `NOT(true)`
Not,
/// Bitwise Not, e.g. `~9` (PostgreSQL-specific)
PGBitwiseNot,
@ -66,24 +69,43 @@ impl fmt::Display for UnaryOperator {
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[cfg_attr(feature = "visitor", derive(Visit, VisitMut))]
pub enum BinaryOperator {
/// Plus, e.g. `a + b`
Plus,
/// Minus, e.g. `a - b`
Minus,
/// Multiply, e.g. `a * b`
Multiply,
/// Divide, e.g. `a / b`
Divide,
/// Modulo, e.g. `a % b`
Modulo,
/// String/Array Concat operator, e.g. `a || b`
StringConcat,
/// Greater than, e.g. `a > b`
Gt,
/// Less than, e.g. `a < b`
Lt,
/// Greater equal, e.g. `a >= b`
GtEq,
/// Less equal, e.g. `a <= b`
LtEq,
/// Spaceship, e.g. `a <=> b`
Spaceship,
/// Equal, e.g. `a = b`
Eq,
/// Not equal, e.g. `a <> b`
NotEq,
/// And, e.g. `a AND b`
And,
/// Or, e.g. `a OR b`
Or,
/// XOR, e.g. `a XOR b`
Xor,
/// Bitwise or, e.g. `a | b`
BitwiseOr,
/// Bitwise and, e.g. `a & b`
BitwiseAnd,
/// Bitwise XOR, e.g. `a ^ b`
BitwiseXor,
/// Integer division operator `//` in DuckDB
DuckIntegerDivide,
@ -91,14 +113,23 @@ pub enum BinaryOperator {
MyIntegerDivide,
/// Support for custom operators (built by parsers outside this crate)
Custom(String),
/// Bitwise XOR, e.g. `a # b` (PostgreSQL-specific)
PGBitwiseXor,
/// Bitwise shift left, e.g. `a << b` (PostgreSQL-specific)
PGBitwiseShiftLeft,
/// Bitwise shift right, e.g. `a >> b` (PostgreSQL-specific)
PGBitwiseShiftRight,
/// Exponent, e.g. `a ^ b` (PostgreSQL-specific)
PGExp,
/// Overlap operator, e.g. `a && b` (PostgreSQL-specific)
PGOverlap,
/// String matches regular expression (case sensitively), e.g. `a ~ b` (PostgreSQL-specific)
PGRegexMatch,
/// String matches regular expression (case insensitively), e.g. `a ~* b` (PostgreSQL-specific)
PGRegexIMatch,
/// String does not match regular expression (case sensitively), e.g. `a !~ b` (PostgreSQL-specific)
PGRegexNotMatch,
/// String does not match regular expression (case insensitively), e.g. `a !~* b` (PostgreSQL-specific)
PGRegexNotIMatch,
/// PostgreSQL-specific custom operator.
///