Struct handlebars_switch::SwitchHelper

pub struct SwitchHelper;

Switch Helper

Provides the {{#switch}} helper to a Handlebars template.

Examples

use handlebars::Handlebars;
use handlebars_switch::SwitchHelper;

let mut handlebars = Handlebars::new();
handlebars.register_helper("switch", Box::new(SwitchHelper));

let tpl = "\
    {{#switch access}}\
        {{#case \"admin\"}}Admin{{/case}}\
        {{#default}}User{{/default}}\
    {{/switch}}\
";

assert_eq!(
    handlebars.template_render(tpl, &json!({"access": "admin"})).unwrap(),
    "Admin"
);

assert_eq!(
    handlebars.template_render(tpl, &json!({"access": "nobody"})).unwrap(),
    "User"
);

Trait Implementations

impl Clone for SwitchHelper

fn clone(&self) -> SwitchHelper

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for SwitchHelper

impl HelperDef for SwitchHelper

fn call(
    &self,
    h: &Helper,
    r: &Handlebars,
    rc: &mut RenderContext
) -> Result<(), RenderError>

fn call_inner(
    &self,
    &Helper,
    &Registry,
    &mut RenderContext
) -> Result<Option<Value>, RenderError>