Improve code generated for `starts_with(<literal char>)`#67249

Merged

bors merged 4 commits intorust-lang:masterfrom

ranma42:improve-starts-with-literal-char

Dec 16, 2019

Commits on Dec 11, 2019

Improve `str` prefix/suffix comparison
ranma42
committed

Commits on Dec 12, 2019

Prefer encoding the char when checking for string prefix/suffix
ranma42
committed
Minor cleanup in `Pattern::{is_prefix_of,is_suffix_of}` for `char`
ranma42
committed

Commits on Dec 16, 2019

Add benchmarks for `start_with` and `ends_with`
ranma42
committed