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This is split off from the WIP PR #1688.

The current logic to parse lexer charset escapes is a bit iffy. This introduces a new class EscapeSequenceParsing which we can use to add \p{UnicodeProperty} escape sequences, along with tests.

@parrt parrt added this to the 4.7 milestone Mar 1, 2017
@parrt parrt added the unicode label Mar 1, 2017
@parrt parrt merged commit d11968d into antlr:master Mar 1, 2017
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parrt commented Mar 1, 2017

thanks @bhamiltoncx !!

@bhamiltoncx bhamiltoncx deleted the escape-parsing branch March 1, 2017 22:48
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2 participants