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Prevents panic when parsing JSON containing large number (#6096)

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* prevents panic when parsing JSON containing large number

* fmt

* check for '-' sign first

* fmt

* clippy
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pwygab 2022-07-23 09:31:06 +08:00 committed by GitHub
parent a1a5a3646b
commit 8a0bd20e84
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1 changed files with 13 additions and 12 deletions
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25
crates/nu-json/src/util.rs
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@ -207,18 +207,19 @@ impl<Iter: Iterator<Item = u8>> ParseNumber<Iter> {
} }
} }
if is_float { if !is_float {
Ok(Number::F64( if res.starts_with('-') {
res.parse::<f64>().expect("Internal error: json parsing"), if let Ok(n) = res.parse::<i64>() {
)) return Ok(Number::I64(n));
} else if res.starts_with('-') { }
Ok(Number::I64( } else if let Ok(n) = res.parse::<u64>() {
res.parse::<i64>().expect("Internal error: json parsing"), return Ok(Number::U64(n));
)) }
} else { }
Ok(Number::U64(
res.parse::<u64>().expect("Internal error: json parsing"), match res.parse::<f64>() {
)) Ok(n) => Ok(Number::F64(n)),
_ => Err(Error::Syntax(ErrorCode::InvalidNumber, 0, 0)),
} }
} }
_ => Err(Error::Syntax(ErrorCode::InvalidNumber, 0, 0)), _ => Err(Error::Syntax(ErrorCode::InvalidNumber, 0, 0)),