Replacement of internal RegEx with PCRE2

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The pattern and replacement matching behaviour has been changed purely
due to the nature of switching to a standards-compliant library.

One mistake in the previous behaviour was that named groups didn't have
a number. This has been corrected.

As names are actually just an alias of numbered groups,
RegExMatch::get_name_dict() is now get_names() and is a dict
referring to the group number it represents.

Duplicate names are enabled and the with the first matching instance
used.

Due the lack of a suitable equivalent in PCRE2, RegExMatch::expand() was
removed.

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This commit is contained in:

Zher Huei Lee

2017-08-07 23:13:15 +08:00

parent bf1f83ed29

commit e3e2f06324

63 changed files with 88352 additions and 1411 deletions

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thirdparty/pcre2/src/pcre2_internal.h vendored Normal file

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