Type Alias SourcePredicate 

pub type SourcePredicate = Predicate;

Source predicates are intentionally the same AST shape as normal predicates.

Aliased Type

pub enum SourcePredicate {
    Eq {
        left: Expr,
        right: Expr,
    },
    Neq {
        left: Expr,
        right: Expr,
    },
    Gt {
        left: Expr,
        right: Expr,
    },
    Gte {
        left: Expr,
        right: Expr,
    },
    Lt {
        left: Expr,
        right: Expr,
    },
    Lte {
        left: Expr,
        right: Expr,
    },
    Between {
        value: Expr,
        min: Expr,
        max: Expr,
    },
    HasKey {
        property: String,
    },
    IsNull {
        property: String,
    },
    IsNotNull {
        property: String,
    },
    StartsWith {
        value: Expr,
        prefix: Expr,
    },
    EndsWith {
        value: Expr,
        suffix: Expr,
    },
    Contains {
        value: Expr,
        substring: Expr,
    },
    IsIn {
        value: Expr,
        values: Expr,
    },
    And {
        predicates: Vec<Predicate>,
    },
    Or {
        predicates: Vec<Predicate>,
    },
    Not {
        predicate: Box<Predicate>,
    },
    Compare {
        left: Expr,
        op: CompareOp,
        right: Expr,
    },
}

Variants

Eq

Equality comparison.

Fields

left: Expr

right: Expr

Neq

Inequality comparison.

Fields

left: Expr

right: Expr

Gt

Greater-than comparison.

Fields

left: Expr

right: Expr

Gte

Greater-than-or-equal comparison.

Fields

left: Expr

right: Expr

Lt

Less-than comparison.

Fields

left: Expr

right: Expr

Lte

Less-than-or-equal comparison.

Fields

left: Expr

right: Expr

Between

Inclusive range comparison.

Fields

value: Expr

min: Expr

max: Expr

HasKey

Property exists.

Fields

property: String

IsNull

Property is null or missing.

Fields

property: String

IsNotNull

Property exists and is not null.

Fields

property: String

StartsWith

String starts with prefix.

Fields

value: Expr

prefix: Expr

EndsWith

String ends with suffix.

Fields

value: Expr

suffix: Expr

Contains

String contains substring.

Fields

value: Expr

substring: Expr

IsIn

Value is in a list.

Fields

value: Expr

values: Expr

And

Logical AND.

Fields

predicates: Vec<Predicate>

Or

Logical OR.

Fields

predicates: Vec<Predicate>

Not

Logical NOT.

Fields

predicate: Box<Predicate>

Compare

Explicit expression comparison.

Fields

left: Expr

Left expression.

op: CompareOp

Operator.

right: Expr

Right expression.