stats: Reorganize tags into a map<prefix, std::vector<tag>> to avoid initiating multiple regexes that don't match.#2582

Merged

alyssawilk merged 17 commits intoenvoyproxy:masterfrom

jmarantz:prefix-and-map-dispatch

Feb 15, 2018

Commits on Feb 11, 2018

Commits on Feb 12, 2018

Simplpify the prefix calculation to compute only what is currently used.
jmarantz
committed
Be more careful with TagExtractor lifetime in extractRegexPrefix to avoid asan issues in test.
jmarantz
committed

Commits on Feb 14, 2018

Add/adjust commentary around new functions and those whose semantics changed in this PR.
jmarantz
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Use list::push_front and then a range-loop for backward iter, rather than awkward reverse iteration.
jmarantz
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comment definition of extractRegexPrefix.
jmarantz
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Merge branch 'master' into prefix-and-map-dispatch
jmarantz
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Remove redundant ref to "//source/common/common:hash_lib",
jmarantz
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Fix style suggestions and inaccurate comments.
jmarantz
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include string_view.h rather than forward-declaring it in its namespace.
jmarantz
committed

Commits on Feb 15, 2018