git.delta.rocks / jrsonnet / refs/commits / 035e8804c8a7

128128
129#[builtin]129#[builtin]
130pub fn builtin_parse_int(str: IStr) -> Result<f64> {130pub fn builtin_parse_int(str: IStr) -> Result<f64> {
131	if let Some(raw) = str.strip_prefix('-') {131	let (raw, sign) = str.strip_prefix('-').map_or_else(
132		|| (str.strip_prefix('+').unwrap_or(&str), 1.0),
133		|neg| (neg, -1.0),
134	);
135
132		if raw.is_empty() {136	if raw.is_empty() {
133			bail!("integer only consists of a minus")137		bail!("empty integer string: {str:?}")
134		}138	}
135139
136		parse_nat::<10>(raw).map(|value| -value)140	Ok(parse_nat::<10>(raw)? * sign)
137	} else {
138		if str.is_empty() {
139			bail!("empty integer")
140		}
141
142		parse_nat::<10>(str.as_str())
143	}
144}141}
145142
146#[builtin]143#[builtin]