ManyRelation.none
Match when no related candidate satisfies expression.
Source and package
- Qualified name
-
libtmux::query:: fields:: Many Relation:: none - Module
- query.fields
- Declared in
ManyRelation- Package
- libtmux
- Source
- crates/libtmux/src/query/fields.rs
- impl<From, To> Many
Relation <From, To> #[must_use] pub fn none(self, expression: FilterExpr <To>) -> FilterExpr < From > -
Description#
This is true for an empty loaded relation.
Examples#
use libtmux::query::{BoolField, ManyRelation};use libtmux::query::__private;struct Parent;struct Child;let relation: ManyRelation<Parent, Child> =__private::many_relation("parent", "children");let done: BoolField<Child> = __private::bool_field("child", "done");assert_eq!(relation.none(done.eq(true)), relation.none(done.eq(true)));- Type parameters
-
-
Fromdeclared byManyRelation<From, To> -
Todeclared byManyRelation<From, To>
-
- Parameters
-
-
expression(FilterExpr <To>) #
-
Guides#
Pages that discuss none.