Function decimal_to_f64_safe

pub fn decimal_to_f64_safe(decimal_value: Decimal, tolerance: f64) -> f64

Safe Decimal to f64 conversion with precision warnings

This function performs precision validation and emits warnings in debug builds when significant precision loss occurs.

Arguments

• decimal_value - The Decimal value to convert
• tolerance - Acceptable relative error (default: 1e-12 for financial calculations)

Returns

The f64 value, or NaN if conversion fails

Example

use rust_decimal_macros::dec;
use rusty_common::decimal_utils::decimal_to_f64_safe;

let price = dec!(123.45);
let f64_price = decimal_to_f64_safe(price, 1e-15);
assert_eq!(f64_price, 123.45);