setup wizard beta

[connectdotz]

resolve #590

Summary

• created a new "vscode-jest.setup-extension" command and wire it with error message panel when jest process failed or jest debug config is missing
• also added a "setup-wizard.md" file for more in-depth help about this process.
• it also faciliate migration from jest.pathToJest to jest.jestCommandLine
• upgrade our vscode engine from 1.23 to 1.45 (April 2020) as we are falling behind on quite a few API changes.

The UI is not "pretty" but hopefully is simple enough that it is clear what we are trying to do. I did end up adapt the jestCommandLine into the debug config, which should resolve some confusion about why jest.pathToConfig not in debug config. But it did introduce a bit of tricky regexp split logic, something to watch out for...

Unit testing with UI is a bit messy, the test files are often larger than the source...

Need Help

I have tested it on mac, would love to have more people testing it on windows and other frameworks to make sure the wizard did not do anything stupid and that it is easy to customize for the use cases that we could not automate today, such as pnp...

[coveralls]

Pull Request Test Coverage Report for Build 907

• 379 of 390 (97.18%) changed or added relevant lines in 11 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.05%) to 94.031%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/setup-wizard/start-wizard.ts	63	64	98.44%
src/setup-wizard/tasks/setup-jest-cmdline.ts	62	64	96.88%
src/setup-wizard/tasks/setup-jest-debug.ts	71	73	97.26%
src/setup-wizard/wizard-helper.ts	149	155	96.13%

Totals
Change from base Build 906:	-0.05%
Covered Lines:	1928
Relevant Lines:	2016

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💛 - Coveralls