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Suggest using float on Value::Int overflow (#7253)

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# Description

Suggest that floats support a larger range of values but warn about the
loss in precision.


![image](https://user-images.githubusercontent.com/15833959/204114339-c987cd47-f035-4c01-853f-e9a00441bf49.png)


(Doesn't apply to the types with associated units)

# Tests + Formatting

(-)
This commit is contained in:
Stefan Holderbach 2022-11-29 22:30:02 +01:00 committed by GitHub
parent bdc4bf97a7
commit fa97e819eb
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2 changed files with 13 additions and 2 deletions
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4
crates/nu-protocol/src/shell_error.rs
View file

@ -34,8 +34,8 @@ pub enum ShellError {
/// Check the inputs to the operation and add guards for their sizes.
/// Integers are generally of size i64, floats are generally f64.
#[error("Operator overflow.")]
#[diagnostic(code(nu::shell::operator_overflow), url(docsrs))]
OperatorOverflow(String, #[label = "{0}"] Span),
#[diagnostic(code(nu::shell::operator_overflow), url(docsrs), help("{2}"))]
OperatorOverflow(String, #[label = "{0}"] Span, String),
/// The pipelined input into a command was not of the expected type. For example, it might
/// expect a string input, but received a table instead.

11
crates/nu-protocol/src/value/mod.rs
View file

@ -1762,6 +1762,7 @@ impl Value {
Err(ShellError::OperatorOverflow(
"add operation overflowed".into(),
span,
"Consider using floating point values for increased range by promoting operand with 'into decimal'. Note: float has reduced precision!".into()
))
}
}
@ -1787,6 +1788,7 @@ impl Value {
_ => Err(ShellError::OperatorOverflow(
"addition operation overflowed".into(),
span,
"".into(),
)),
}
}
@ -1797,6 +1799,7 @@ impl Value {
Err(ShellError::OperatorOverflow(
"add operation overflowed".into(),
span,
"".into(),
))
}
}
@ -1807,6 +1810,7 @@ impl Value {
Err(ShellError::OperatorOverflow(
"add operation overflowed".into(),
span,
"".into(),
))
}
}
@ -1862,6 +1866,7 @@ impl Value {
Err(ShellError::OperatorOverflow(
"subtraction operation overflowed".into(),
span,
"Consider using floating point values for increased range by promoting operand with 'into decimal'. Note: float has reduced precision!".into()
))
}
}
@ -1885,6 +1890,7 @@ impl Value {
None => Err(ShellError::OperatorOverflow(
"subtraction operation overflowed".into(),
span,
"".into(),
)),
}
}
@ -1894,6 +1900,7 @@ impl Value {
_ => Err(ShellError::OperatorOverflow(
"subtraction operation overflowed".into(),
span,
"".into(),
)),
}
}
@ -1904,6 +1911,7 @@ impl Value {
Err(ShellError::OperatorOverflow(
"subtraction operation overflowed".into(),
span,
"".into(),
))
}
}
@ -1914,6 +1922,7 @@ impl Value {
Err(ShellError::OperatorOverflow(
"add operation overflowed".into(),
span,
"".into(),
))
}
}
@ -1941,6 +1950,7 @@ impl Value {
Err(ShellError::OperatorOverflow(
"multiply operation overflowed".into(),
span,
"Consider using floating point values for increased range by promoting operand with 'into decimal'. Note: float has reduced precision!".into()
))
}
}
@ -2893,6 +2903,7 @@ impl Value {
Err(ShellError::OperatorOverflow(
"pow operation overflowed".into(),
span,
"Consider using floating point values for increased range by promoting operand with 'into decimal'. Note: float has reduced precision!".into()
))
}
}