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parser: Simplify treatment of macro variables in Parser::bump #69211

Merged
merged 4 commits into from
Feb 19, 2020
Merged

parser: Simplify treatment of macro variables in Parser::bump #69211

merged 4 commits into from
Feb 19, 2020

Commits on Feb 17, 2020

  1. parser: Do not call bump recursively 

    Token normalization is merged directly into `bump`.
Special "unknown macro variable" diagnostic for unexpected `$`s is removed as preventing legal code from compiling.
    @petrochenkov
    petrochenkov committed Feb 17, 2020
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  2. parser: Set previous and unnormalized tokens in couple more places

    @petrochenkov
    petrochenkov committed Feb 17, 2020
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  3. parser: Remove Options from unnormalized tokens 

    They are always set synchronously with normalized tokens now
    @petrochenkov
    petrochenkov committed Feb 17, 2020
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  4. Add a test for proc macro generating $ IDENT

    @petrochenkov
    petrochenkov committed Feb 17, 2020
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