141 lines
3.6 KiB
Markdown
141 lines
3.6 KiB
Markdown
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# CHANGELOG
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## v2.1.1 (2023-04-26)
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Decimal v2.1 requires Elixir v1.8+.
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### Bug fixes
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* Fix `Decimal.compare/2` when comparing against `0`
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## v2.1.0 (2023-04-26)
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Decimal v2.1 requires Elixir v1.8+.
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### Enhancements
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* Improve error message from `Decimal.to_integer/1` during precision loss
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* `Inspect` protocol implementation returns strings in the `Decimal.new(...)` format
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* Add `Decimal.scale/1`
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* Optimize `Decimal.compare/2` for numbers with large exponents
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### Bug fixes
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* Fix `Decimal.integer?/1` spec
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* Fix `Decimal.integer?/1` check on 0 with >1 significant digits
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## v2.0.0 (2020-09-08)
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Decimal v2.0 requires Elixir v1.2+.
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### Enhancements
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* Add `Decimal.integer?/1`
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### Breaking changes
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* Change `Decimal.compare/2` to return `:lt | :eq | :gt`
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* Change `Decimal.cast/1` to return `{:ok, t} | :error`
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* Change `Decimal.parse/1` to return `{t, binary} | :error`
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* Remove `:message` and `:result` fields from `Decimal.Error`
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* Remove sNaN
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* Rename qNaN to NaN
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* Remove deprecated support for floats in `Decimal.new/1`
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* Remove deprecated `Decimal.minus/1`
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* Remove deprecated `Decimal.plus/1`
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* Remove deprecated `Decimal.reduce/1`
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* Remove deprecated `Decimal.with_context/2`, `Decimal.get_context/1`, `Decimal.set_context/1`,
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and `Decimal.update_context/1`
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* Remove deprecated `Decimal.decimal?/1`
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### Deprecations
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* Deprecate `Decimal.cmp/2`
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## v1.9.0 (2020-09-08)
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### Enhancements
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* Add `Decimal.negate/1`
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* Add `Decimal.apply_context/1`
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* Add `Decimal.normalize/1`
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* Add `Decimal.Context.with/2`, `Decimal.Context.get/1`, `Decimal.Context.set/2`,
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and `Decimal.Context.update/1`
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* Add `Decimal.is_decimal/1`
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### Deprecations
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* Deprecate `Decimal.minus/1` in favour of the new `Decimal.negate/1`
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* Deprecate `Decimal.plus/1` in favour of the new `Decimal.apply_context/1`
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* Deprecate `Decimal.reduce/1` in favour of the new `Decimal.normalize/1`
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* Deprecate `Decimal.with_context/2`, `Decimal.get_context/1`, `Decimal.set_context/2`,
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and `Decimal.update_context/1` in favour of new functions on the `Decimal.Context` module
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* Deprecate `Decimal.decimal?/1` in favour of the new `Decimal.is_decimal/1`
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## v1.8.1 (2019-12-20)
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### Bug fixes
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* Fix Decimal.compare/2 with string arguments
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* Set :signal on error
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## v1.8.0 (2019-06-24)
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### Enhancements
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* Add `Decimal.cast/1`
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* Add `Decimal.eq?/2`, `Decimal.gt?/2`, and `Decimal.lt?/2`
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* Add guards to `Decimal.new/3` to prevent invalid Decimal numbers
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## v1.7.0 (2019-02-16)
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### Enhancements
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* Add `Decimal.sqrt/1`
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## v1.6.0 (2018-11-22)
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### Enhancements
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* Support for canonical XSD representation on `Decimal.to_string/2`
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### Bugfixes
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* Fix exponent off-by-one when converting from decimal to float
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* Fix negative?/1 and positive?/1 specs
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### Deprecations
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* Deprecate passing float to `Decimal.new/1` in favor of `Decimal.from_float/1`
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## v1.5.0 (2018-03-24)
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### Enhancements
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* Add `Decimal.positive?/1` and `Decimal.negative?/1`
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* Accept integers and strings in arithmetic functions, e.g.: `Decimal.add(1, "2.0")`
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* Add `Decimal.from_float/1`
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### Soft deprecations (no warnings emitted)
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* Soft deprecate passing float to `new/1` in favor of `from_float/1`
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## v1.4.1 (2017-10-12)
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### Bugfixes
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* Include the given value as part of the error reason
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* Fix `:half_even` `:lists.last` bug (empty signif)
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* Fix error message for round
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* Fix `:half_down` rounding error when remainder is greater than 5
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* Fix `Decimal.new/1` float conversion with bigger precision than 4
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* Fix precision default value
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## v1.4.0 (2017-06-25)
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### Bugfixes
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* Fix `Decimal.to_integer/1` for large coefficients
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* Fix rounding of ~0 values
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* Fix errors when comparing and adding two infinities
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