[rustc.git] / src / vendor / handlebars / src / helpers / helper_log.rs

use helpers::HelperDef;
use registry::Registry;
use context::JsonRender;
use render::{RenderContext, RenderError, Helper};

#[derive(Clone, Copy)]
pub struct LogHelper;

impl HelperDef for LogHelper {
    fn call(&self, h: &Helper, _: &Registry, _: &mut RenderContext) -> Result<(), RenderError> {
        let param =
            try!(h.param(0).ok_or_else(|| RenderError::new("Param not found for helper \"log\"")));

        info!("{}: {}",
              param.path().unwrap_or(&"".to_owned()),
              param.value().render());

        Ok(())
    }
}

pub static LOG_HELPER: LogHelper = LogHelper;
Commit	Line	Data
8bb4bdeb XL	1	use helpers::HelperDef;
	2	use registry::Registry;
	3	use context::JsonRender;
	4	use render::{RenderContext, RenderError, Helper};
	5
	6	#[derive(Clone, Copy)]
	7	pub struct LogHelper;
	8
	9	impl HelperDef for LogHelper {
	10	fn call(&self, h: &Helper, _: &Registry, _: &mut RenderContext) -> Result<(), RenderError> {
7cac9316 XL	11	let param =
7cac9316 XL	12	try!(h.param(0).ok_or_else(\|\| RenderError::new("Param not found for helper \"log\"")));
8bb4bdeb XL	13
	14	info!("{}: {}",
	15	param.path().unwrap_or(&"".to_owned()),
	16	param.value().render());
	17
	18	Ok(())
	19	}
	20	}
	21
	22	pub static LOG_HELPER: LogHelper = LogHelper;