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Example test: ```rust assert_eq!(Nil, filters!(first, v!([]))); ``` - [Rust implementation](https://github.com/cobalt-org/liquid-rust/blob/master/src/filters/mod.rs) - [Ruby implementation](https://github.com/Shopify/liquid/blob/master/lib/liquid/standardfilters.rb) - [Relevant tests](https://github.com/cobalt-org/liquid-rust/search?q=liquid+254&unscoped_q=liquid+254) - Once this is working, ideally the test will start failing. We would just...

Options - BTreeMap - HashMap with FNV - Hashbrowns See - https://www.reddit.com/r/rust/comments/7rgowj/hashmap_vs_btreemap/?st=jpbauj1i&sh=53b29903 - https://www.reddit.com/r/rust/comments/a42gzd/the_swiss_army_knife_of_hashmaps_a_deep_dive_into/?st=jpeldp4k&sh=31d9b004

Example test ```rust assert_render_error!("{x | somefilter1 | upcase | somefilter2}", v!({"x": "foo"})); ```

Example test ```rust assert_template_result!( "else", "{% case a.empty? %}{% when true %}true{% when false %}false{% else %}else{% endcase %}" ); ``` Related #225 Note: we'll already need to deal with...

Example test: ```rust assert_template_result!( " 0 1 2 3 ", "{% for item in (a..3) %} {{item}} {% endfor %}", v!({"a": "invalid integer"}), ); ```

Example test ```rust assert_template_result!( "", "{% for char in characters %}I WILL NOT BE OUTPUT{% endfor %}", v!({"characters": ""}), ); ```

liquid-rust version: rust version: OS:

Example test: ```rust assert_template_result!("0", r#"{{ "foo" | times:4 }}"#); ```

Example test: ```rust assert_template_result!("2.0", r#"{{ "1" | plus:"1.0" }}"#); ```

Building on #232, when embedded inside of Cobalt, the liquid will come after the frontmatter, for example ```yaml --- title: Foo --- # {{ page.title }} Hello World! ``` As...