Make constructors in Parameter trait fallible (feos-org#161)

* Make constructors in Parameter trait fallible

* Update changelogs

* Update CHANGELOG.md

Co-authored-by: Philipp Rehner <69816385+prehner@users.noreply.github.com>

---------

Co-authored-by: Philipp Rehner <69816385+prehner@users.noreply.github.com>

Author: 2 people

CHANGELOG.md

@@ -23,6 +23,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Packaging
 - Updated `num-dual` dependency to 0.7. [#137](https://github.com/feos-org/feos/pull/137)
 
+### Changed
+- Adjusted all models' implementation of the `Parameter` trait which now requires `Result`s in some methods. [#161](https://github.com/feos-org/feos/pull/161)
+
 ## [0.4.3] - 2023-03-20
 - Python only: Release the changes introduced in `feos-core` 0.4.2.
 

feos-core/CHANGELOG.md

@@ -48,6 +48,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Packaging
 - Updated `num-dual` dependency to 0.7. [#137](https://github.com/feos-org/feos/pull/137)
 
+### Changed
+- Changed constructors of `Parameter` trait to return `Result`s. [#161](https://github.com/feos-org/feos/pull/161)
+
 ## [0.4.2] - 2023-04-03
 ### Fixed
 - Fixed a wrong reference state in the implementation of the Peng-Robinson equation of state. [#151](https://github.com/feos-org/feos/pull/151)

src/uvtheory/parameters.rs

@@ -1,4 +1,4 @@
-use feos_core::parameter::{Identifier, ParameterError};
+use feos_core::parameter::{{Identifier, ParameterError}, ParameterError};
 use feos_core::parameter::{Parameter, PureRecord};
 use lazy_static::lazy_static;
 use ndarray::concatenate;