Enum DataMessageFilter 

pub enum DataMessageFilter {
    Always,
    Never,
    Command(String),
    FieldValue {
        name: String,
        value: Value,
    },
    Custom(Box<dyn Fn(&StreamDataMessage) -> bool + Send + Sync>),
    All(Vec<DataMessageFilter>),
    Any(Vec<DataMessageFilter>),
}

Variants

Always

Always true

Never

Always false

Command(String)

Command name must match

FieldValue

Value of field in data must match Return true if and only if the data field is type of Object::Value, contains key defined by name and the field is equal to value.

Fields

name: String

value: Value

Custom(Box<dyn Fn(&StreamDataMessage) -> bool + Send + Sync>)

Apply custom filter fn

All(Vec<DataMessageFilter>)

All inner filters must match. If list of predicates is empty, return true.

Any(Vec<DataMessageFilter>)

Any inner filter must match. If list of predicates is empty, return false

Implementations

impl DataMessageFilter

pub fn test_message(&self, msg: &StreamDataMessage) -> bool

Return true if the filter match, return false otherwise.

Trait Implementations

impl Default for DataMessageFilter

fn default() -> DataMessageFilter

Returns the “default value” for a type.