fix: the code smells from sonarqube

[LinuxSuRen]

No description provided.

[codacy-production]

Coverage summary from Codacy

Merging #43 (d015ff9) into master (f6d271b) - See PR on Codacy

Coverage variation	Diff coverage
+0.45%	100.00%

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (f6d271b)	1080	969	89.72%
Head commit (d015ff9)	1089 (+9)	982 (+13)	90.17% (+0.45%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#43)	22	22	100.00%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication