Struct bracket::helper::lookup::Lookup

pub struct Lookup;

Lookup a field of an array of object.

Requires exactly two arguments; the first is the target value and the second is a string field name.

If the target field could not be found this helper will return an error.

Trait Implementations

impl Helper for Lookup

fn call<'render, 'call>(
    &self,
    _rc: &mut Render<'render>,
    ctx: &Context<'call>,
    _template: Option<&'render Node<'render>>
) -> HelperValue

Function that is called when this helper is resolved by the renderer for a statement or block.