feat(template): added handlebars_misc_helpers

Author: Ninjani

CHANGELOG.md

@@ -13,6 +13,9 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 ### Fixed
 - markdown preview in search (Issue [#74](https://github.com/out-of-cheese-error/gooseberry/issues/74))
 
+### Added
+- handlebars_misc_helpers (Issue [#81](https://github.com/out-of-cheese-error/gooseberry/issues/66))
+
 ## [0.8.0] - 2021-03-14
 ### Fixed
 * All w3 selectors (partially) supported (Issue [#66](https://github.com/out-of-cheese-error/gooseberry/issues/66))

Cargo.lock

@@ -59,6 +59,7 @@ handlebars = "3.5.4"
 
 # Sanitizing filenames
 sanitize-filename = "0.3.0"
+handlebars_misc_helpers = "0.11.2"
 
 [dev-dependencies]
 assert_cmd = "1.0.3"

Cargo.toml

@@ -107,6 +107,7 @@ impl<'a> Default for Templates<'a> {
 
 pub(crate) fn get_handlebars(templates: Templates) -> color_eyre::Result<Handlebars> {
     let mut hbs = Handlebars::new();
+    handlebars_misc_helpers::register(&mut hbs);
     hbs.register_escape_fn(handlebars::no_escape);
     hbs.register_helper("date_format", Box::new(date_format));
     hbs.register_template_string("annotation", templates.annotation_template)?;