ftelnov commented on code in PR #2299:
URL: https://github.com/apache/avro/pull/2299#discussion_r1239712902
##########
lang/rust/avro/src/decimal.rs:
##########
@@ -53,6 +52,40 @@ impl Decimal {
decimal_bytes[start_byte_index..].copy_from_slice(&raw_bytes);
Ok(decimal_bytes)
}
+
+ fn from_bigint(bigint: BigInt) -> Self {
+ let len = (bigint.bits() as f64 / 8.0).ceil() as usize;
+ Self { value: bigint, len }
+ }
+
+ // NOTE: conversion implementations below might be not that performant.
+ // It might be best to rewrite them using bits extraction and float number
unpacking.
+
+ /// Converts from f32 by converting number to string firstly, then parsing
it.
+ pub(crate) fn try_from_f32(num: f32) -> Result<Self, DecimalParsingError> {
+ if !num.is_finite() {}
+ let string = num.to_string();
+ string.parse()
+ }
+
+ /// Converts from f64 by converting number to string firstly, then parsing
it.
+ pub(crate) fn try_from_f64(num: f64) -> Result<Self, DecimalParsingError> {
+ let string = num.to_string();
+ string.parse()
+ }
+
+ /// Returns digits amount of the `self`.
+ pub(crate) fn digits(&self) -> u64 {
+ // Since `num_bigint` crate has such an absurd amount of the
encapsulation,
Review Comment:
Yea, sorry, just got a little frustrated with such a limitation ;c
fixed!
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