git.delta.rocks / jrsonnet / refs/commits / 370c6155b374

637					None => None,637					None => None,
638				};638				};
639
640				// %% should not consume a value
641				let value = if c.convtype == ConvTypeV::Percent {
642					&Val::Null
643				} else {
639				if values.is_empty() {644					if values.is_empty() {
640					return Err(FormatError::NotEnoughValues);645						return Err(FormatError::NotEnoughValues);
641				}646					}
642				let value = &values[0];647					let value = &values[0];
643				values = &values[1..];648					values = &values[1..];
649					value
650				};
644651
645				format_code(&mut out, value, &c, width, precision)?;652				format_code(&mut out, value, &c, width, precision)?;
646			}653			}
721		assert_eq!(format_arr("%+-04o", &[Val::Num(8.0)]).unwrap(), "+10 ");728		assert_eq!(format_arr("%+-04o", &[Val::Num(8.0)]).unwrap(), "+10 ");
722	}729	}
730
731	#[test]
732	fn percent_doesnt_consumes_values() {
733		assert_eq!(
734			format_arr(
735				"How much error budget is left looking at our %.3f%% availability gurantees?",
736				&[Val::Num(4.0)]
737			)
738			.unwrap(),
739			"How much error budget is left looking at our 4.000% availability gurantees?"
740		);
741	}
723}742}
724743