Function nu_command::uniq

source ยท 
pub fn uniq(
    engine_state: &EngineState,
    stack: &mut Stack,
    call: &Call,
    input: Vec<Value>,
    item_mapper: Box<dyn Fn(ItemMapperState) -> ValueCounter>,
    metadata: Option<PipelineMetadata>
) -> Result<PipelineData, ShellError>