pub fn register_tera_filters(tera: &mut Tera) {
    if cfg!(debug_assertions) {
        #[cfg_attr(feature = "cargo-clippy", allow(use_debug))]
        tera.register_filter("debug", |input, _| {
            Ok(Value::String(format!("{:#?}", input)))
        });
    }
    tera.register_filter("local_datetime", |input, _| {
        let result = parse::<DateTime<Utc>>("local_datetime", &input)?
            .with_timezone(&Local)
            .to_rfc2822();
        Ok(Value::String(result))
    });
    tera.register_filter("text_color", |input, _| {
        let bg_color = try_get_value!("text_color", "value", String, input);
        let red = map_err_to_string(u16::from_str_radix(&bg_color[0..2], 16))?;
        let green = map_err_to_string(u16::from_str_radix(&bg_color[2..4], 16))?;
        let blue = map_err_to_string(u16::from_str_radix(&bg_color[4..6], 16))?;
        let luminance = red * 3 + green * 4 + blue;
        let color = if luminance >= 1020 { "#000" } else { "#fff" };
        Ok(Value::String(color.to_owned()))
    });
    tera.register_filter("url_last_path_component", |input, _| {
        let last_component = parse::<Url>("url_last_path_component", &input)?
            .path_segments()
            .ok_or("URL has no path")?
            .filter(|s| !s.is_empty())
            .last()
            .unwrap_or("")
            .to_owned();
        Ok(Value::String(last_component))
    });
    tera.register_tester("starting_with", |value, mut params| {
        let prefix_value = params.swap_remove(0);
        let prefix = prefix_value.as_str().expect("prefix should be a string");
        if let Some(s) = value.as_ref().and_then(Value::as_str) {
            Ok(s.starts_with(prefix))
        } else {
            Ok(false)
        }
    });
    tera.register_filter("escape_rollup_instruction", |input, _| {
        Ok(Value::String(
            try_get_value!("escape_rollup_instruction", "value", String, input)
                .replace("&#x27;", "'&quot;'&quot;'"),
        ))
    });
    tera.register_function(
        "sqrt",
        Box::new(|mut params| {
            let input = params
                .remove("input")
                .and_then(|v| v.as_f64())
                .expect("number");
            Ok(Value::from(input.sqrt()))
        }),
    );
}
/// Registers some Tera filters, testers and global functions needed for rendering.
Registers some Tera filters, testers and global functions needed for rendering.
Registers some Tera filters testers and global functions needed for rendering .
pub fn register_tera_filters(tera: &mut Tera) {
    if cfg!(debug_assertions) {
        #[cfg_attr(feature = "cargo-clippy", allow(use_debug))]
        tera.register_filter("debug", |input, _| {
            Ok(Value::String(format!("{:#?}", input)))
        });
    }
    tera.register_filter("local_datetime", |input, _| {
        let result = parse::<DateTime<Utc>>("local_datetime", &input)?
            .with_timezone(&Local)
            .to_rfc2822();
        Ok(Value::String(result))
    });
    tera.register_filter("text_color", |input, _| {
        let bg_color = try_get_value!("text_color", "value", String, input);
        let red = map_err_to_string(u16::from_str_radix(&bg_color[0..2], 16))?;
        let green = map_err_to_string(u16::from_str_radix(&bg_color[2..4], 16))?;
        let blue = map_err_to_string(u16::from_str_radix(&bg_color[4..6], 16))?;
        let luminance = red * 3 + green * 4 + blue;
        let color = if luminance >= 1020 { "#000" } else { "#fff" };
        Ok(Value::String(color.to_owned()))
    });
    tera.register_filter("url_last_path_component", |input, _| {
        let last_component = parse::<Url>("url_last_path_component", &input)?
            .path_segments()
            .ok_or("URL has no path")?
            .filter(|s| !s.is_empty())
            .last()
            .unwrap_or("")
            .to_owned();
        Ok(Value::String(last_component))
    });
    tera.register_tester("starting_with", |value, mut params| {
        let prefix_value = params.swap_remove(0);
        let prefix = prefix_value.as_str().expect("prefix should be a string");
        if let Some(s) = value.as_ref().and_then(Value::as_str) {
            Ok(s.starts_with(prefix))
        } else {
            Ok(false)
        }
    });
    tera.register_filter("escape_rollup_instruction", |input, _| {
        Ok(Value::String(
            try_get_value!("escape_rollup_instruction", "value", String, input)
                .replace("&#x27;", "'&quot;'&quot;'"),
        ))
    });
    tera.register_function(
        "sqrt",
        Box::new(|mut params| {
            let input = params
                .remove("input")
                .and_then(|v| v.as_f64())
                .expect("number");
            Ok(Value::from(input.sqrt()))
        }),
    );
}
pub fn register_tera_filters ( tera : & mut Tera ) { if cfg ! ( debug_assertions ) { # [ cfg_attr ( feature " " allow ( use_debug ) ) ] tera . register_filter ( " " , | input , _ | { Ok ( Value :: String ( format ! ( " " input ) ) ) } ) ; } tera . register_filter ( " " , | input , _ | { let result = parse :: < DateTime < Utc > > ( " " , & input ) ? . with_timezone ( & Local ) . to_rfc2822 ( ) ; Ok ( Value :: String ( result ) ) } ) ; tera . register_filter ( " " , | input , _ | { let bg_color = try_get_value ! ( " " " " String input ) ; let red = map_err_to_string ( u16 :: from_str_radix ( & bg_color [ 0 .. 2 ] , 16 ) ) ? ; let green = map_err_to_string ( u16 :: from_str_radix ( & bg_color [ 2 .. 4 ] , 16 ) ) ? ; let blue = map_err_to_string ( u16 :: from_str_radix ( & bg_color [ 4 .. 6 ] , 16 ) ) ? ; let luminance = red * 3 + green * 4 + blue ; let color = if luminance >= 1020 { " " } else { " " } ; Ok ( Value :: String ( color . to_owned ( ) ) ) } ) ; tera . register_filter ( " " , | input , _ | { let last_component = parse :: < Url > ( " " , & input ) ? . path_segments ( ) . ok_or ( " " ) ? . filter ( | s | ! s . is_empty ( ) ) . last ( ) . unwrap_or ( " " ) . to_owned ( ) ; Ok ( Value :: String ( last_component ) ) } ) ; tera . register_tester ( " " , | value , mut params | { let prefix_value = params . swap_remove ( 0 ) ; let prefix = prefix_value . as_str ( ) . expect ( " " ) ; if let Some ( s ) = value . as_ref ( ) . and_then ( Value :: as_str ) { Ok ( s . starts_with ( prefix ) ) } else { Ok ( false ) } } ) ; tera . register_filter ( " " , | input , _ | { Ok ( Value :: String ( try_get_value ! ( " " " " String input ) . replace ( " " , " " ) , ) ) } ) ; tera . register_function ( " " , Box :: new ( | mut params | { let input = params . remove ( " " ) . and_then ( | v | v . as_f64 ( ) ) . expect ( " " ) ; Ok ( Value :: from ( input . sqrt ( ) ) ) } ) , ) ; }
Registers some Tera filters, testers and global functions needed for rendering.
Registers some Tera filters testers and global functions needed for rendering .
tera
&mut Tera
tera
&mut Tera