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feat(random): add random-decimal (#402)

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This commit is contained in:
Jae-Heon Ji
2021-12-03 02:26:12 +09:00
committed by GitHub
parent f2aa952e86
commit 43972db131
4 changed files with 137 additions and 0 deletions
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4
crates/nu-protocol/src/shell_error.rs
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@ -80,6 +80,10 @@ pub enum ShellError {
#[diagnostic(code(nu::shell::invalid_probability), url(docsrs))]
InvalidProbability(#[label = "invalid probability"] Span),
#[error("Invalid range {0}..{1}")]
#[diagnostic(code(nu::shell::invalid_range), url(docsrs))]
InvalidRange(String, String, #[label = "expected a valid range"] Span),
#[error("Internal error: {0}.")]
#[diagnostic(code(nu::shell::internal_error), url(docsrs))]
InternalError(String),

15
crates/nu-protocol/src/value/mod.rs
View File

@ -203,6 +203,17 @@ impl Value {
}
}
pub fn as_float(&self) -> Result<f64, ShellError> {
match self {
Value::Float { val, .. } => Ok(*val),
x => Err(ShellError::CantConvert(
"float".into(),
x.get_type().to_string(),
self.span()?,
)),
}
}
/// Get the span for the current value
pub fn span(&self) -> Result<Span, ShellError> {
match self {
@ -565,6 +576,10 @@ impl Value {
Value::Int { val, span }
}
pub fn float(val: f64, span: Span) -> Value {
Value::Float { val, span }
}
// Only use these for test data. Span::unknown() should not be used in user data
pub fn test_string(s: impl Into<String>) -> Value {
Value::String {