[pseudo] Add grammar annotations support.
authorHaojian Wu <hokein.wu@gmail.com>
Thu, 9 Jun 2022 09:42:29 +0000 (11:42 +0200)
committerHaojian Wu <hokein.wu@gmail.com>
Thu, 9 Jun 2022 10:06:22 +0000 (12:06 +0200)
commitf1ac00c9b0d17e48f464709fc554ebf73f165158
treedeaca752f4050afbf0906220254d75939324a6fb
parente99e821ce88999f5c528c19da6503c0912c0081e
[pseudo] Add grammar annotations support.

Add annotation handling ([key=value]) in the BNF grammar parser, which
will be used in the conditional reduction, and error recovery.

Reviewed By: sammccall

Differential Revision: https://reviews.llvm.org/D126536
clang-tools-extra/pseudo/include/clang-pseudo/Grammar.h
clang-tools-extra/pseudo/lib/grammar/Grammar.cpp
clang-tools-extra/pseudo/lib/grammar/GrammarBNF.cpp
clang-tools-extra/pseudo/unittests/GrammarTest.cpp