use latest System.CommandLine version (GA?)

[Bertk]

Update coverlet.console for latest version of System.CommandLine API.

Note

New version 2.0.0-beta5.25306.1 of System.CommandLine nuget package is available since 19th June 2025.

>coverlet.console.exe --help
Description:
  Cross platform .NET Core code coverage tool

Usage:
  coverlet.console <path> [options]

Arguments:
  <path>  Path to the test assembly or application directory.

Options:
  -?, -h, --help                                                     Show help and usage information
  --version                                                          Show version information
  -t, --target (REQUIRED)                                            Path to the test runner application.
  -a, --targetargs                                                   Arguments to be passed to the test runner.
  -o, --output                                                       Output of the generated coverage report
  -v, --verbosity <Detailed|Minimal|Normal|Quiet>                    Sets the verbosity level of the command. Allowed values are quiet, minimal, normal, detailed. [default: Normal]
  -f, --format <cobertura|json|lcov|opencover|teamcity>              Format of the generated coverage report. [default: json]
  --threshold                                                        Exits with error if the coverage % is below value.
  --threshold-type <branch|line|method>                              Coverage type to apply the threshold to. [default: line|branch|method]
  --threshold-stat <Average|Minimum|Total>                           Coverage statistic used to enforce the threshold value. [default: Minimum]
  --exclude                                                          Filter expressions to exclude specific modules and types.
  --include                                                          Filter expressions to include only specific modules and types.
  --exclude-by-file                                                  Glob patterns specifying source files to exclude.
  --include-directory                                                Include directories containing additional assemblies to be instrumented.
  --exclude-by-attribute                                             Attributes to exclude from code coverage.
  --include-test-assembly                                            Specifies whether to report code coverage of the test assembly.
  --single-hit                                                       Specifies whether to limit code coverage hit reporting to a single hit for each location
  --skipautoprops                                                    Neither track nor record auto-implemented properties.
  --merge-with                                                       Path to existing coverage result to merge.
  --use-source-link                                                  Specifies whether to use SourceLink URIs in place of file system paths.
  --does-not-return-attribute                                        Attributes that mark methods that do not return
  --exclude-assemblies-without-sources <MissingAll|MissingAny|None>  Specifies behavior of heuristic to ignore assemblies with missing source documents. [default: MissingAll]
  --source-mapping-file                                              Specifies the path to a SourceRootsMappings file.
  -?, -h, --help                                                     Show help and usage information
  --version                                                          Show version information

[Copilot]

Pull Request Overview

This PR updates the coverlet console application to use the latest version of System.CommandLine (2.0.0-beta6) and makes necessary code changes to support the API changes in the newer version.

• Updates System.CommandLine package from 2.0.0-beta4 to 2.0.0-beta6
• Refactors console application argument parsing to use new CommandLine API patterns
• Updates test assertions and adds integration test coverage for console commands
• Fixes various project configurations and package versions

Reviewed Changes

Copilot reviewed 21 out of 22 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
src/coverlet.console/Program.cs	Major refactoring to use new System.CommandLine API patterns, switching from synchronous to async main method
test/coverlet.integration.tests/DotnetTool.cs	Enhanced test coverage with exit code validation and improved error handling
test/coverlet.integration.tests/Msbuild.cs	Updated test assertions to reflect new expected coverage percentages (50% instead of 100%)
Directory.Packages.props	Updated System.CommandLine package version and other dependency versions
test/coverlet.integration.template/DeepThought.cs	Added untested method to support threshold testing scenarios

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