feat: add ErrorDescription::into_inner

[matteopolak]

resolves #488

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.

Project coverage is 89.87%. Comparing base (8adae12) to head (0e22146).

Files	Patch %	Lines
jsonschema/src/output.rs	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #492      +/-   ##
==========================================
- Coverage   89.90%   89.87%   -0.03%     
==========================================
  Files          58       58              
  Lines        9942     9945       +3     
==========================================
  Hits         8938     8938              
- Misses       1004     1007       +3     

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[codspeed-hq]

CodSpeed Performance Report

Merging #492 will improve performances by 98.13%

_{Comparing matteopolak:feature/expose_inner_error (0e22146) with master (8adae12)}

Summary

⚡ 22 improvements
✅ 298 untouched benchmarks

Benchmarks breakdown

	Benchmark	master	matteopolak:feature/expose_inner_error	Change
⚡	additional_items_object 1234[jsonschema/is_valid/invalid]	760.6 ns	673.1 ns	+13%
⚡	additional_properties_false [jsonschema/is_valid/valid]	456.9 ns	398.6 ns	+14.63%
⚡	all_of 1[jsonschema/is_valid/invalid]	1,004.4 ns	887.8 ns	+13.14%
⚡	any_of 1.5[jsonschema/is_valid/invalid]	1.2 µs	1.1 µs	+10.79%
⚡	any_of 1[jsonschema/is_valid/valid]	727.8 ns	581.9 ns	+25.06%
⚡	any_of_multiple_types foo[jsonschema/is_valid/valid]	941.1 ns	766.1 ns	+22.84%
⚡	any_of_multiple_types null[jsonschema/is_valid/invalid]	941.9 ns	796.1 ns	+18.32%
⚡	boolean_false 1[jsonschema/is_valid/invalid]	58.9 ns	29.7 ns	+98.13%
⚡	const 1[jsonschema/is_valid/valid]	450.6 ns	392.2 ns	+14.87%
⚡	const foo[jsonschema/is_valid/invalid]	327.8 ns	269.4 ns	+21.65%
⚡	items 123[jsonschema/is_valid/valid]	743.9 ns	656.4 ns	+13.33%
⚡	items 12x[jsonschema/is_valid/invalid]	742.2 ns	654.7 ns	+13.36%
⚡	max_length foo[jsonschema/is_valid/valid]	665.6 ns	548.9 ns	+21.26%
⚡	max_length foob[jsonschema/is_valid/invalid]	668.1 ns	551.4 ns	+21.16%
⚡	max_properties a1[jsonschema/is_valid/valid]	329.2 ns	270.8 ns	+21.54%
⚡	max_properties a1b1[jsonschema/is_valid/invalid]	300 ns	270.8 ns	+10.77%
⚡	multiple_of_integer 212.4[jsonschema/is_valid/invalid]	482.5 ns	424.2 ns	+13.75%
⚡	type_integer foo[jsonschema/is_valid/invalid]	298.6 ns	269.4 ns	+10.82%
⚡	type_string 1[jsonschema/is_valid/invalid]	269.2 ns	240 ns	+12.15%
⚡	type_string foo[jsonschema/is_valid/valid]	269.2 ns	240 ns	+12.15%
...	...	...	...	...

ℹ️ Only the first 20 benchmarks are displayed. Go to the app to view all benchmarks.