Code

Implement ? macro repetition#47752

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bors merged 18 commits intorust-lang:masterrust-lang/rust:masterfrom

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Feb 11, 2018

Commits

Commits on Jan 30, 2018

• Allow `?` as a KleeneOp in the macro parser

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• Update the macro parser to allow at most once repetitions for `?` Kleene

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• Run rustfmt on quoted.rs

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• Add a couple of tests

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• Run rustfmt on macro_parser.rs

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• Attempted fix for `?` kleene op

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  f59b821

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• Fix typo in error message + update tests

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  51ef739

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• Fix a couple of tests

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• Add feature gate + tests

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• Corrected ui feature gate test

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• Fix more tests

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• Add ? to unstable book

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• Improved tests + typo fixes + assert

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• Fix trailing whitespace

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• Update a few comments

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Commits on Feb 9, 2018

• Use the right tracking issue

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  4cf3b65

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• Update feature gate test

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  1bd0862

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• Fix the test

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