6.5.0

What's Changed

• Harden noexcept parsing against post-failure state mutation by @metsw24-max in #155
• Improve parsing safety and prevent arithmetic overflow by @metsw24-max in #156
• Fix bash completion offset when LongSeparator is multi-character by @metsw24-max in #157
• Fix noexcept duplicate Single-flag state mutation by @metsw24-max in #158
• Preserve ParseValue errors in ARGS_NOEXCEPT mode by @metsw24-max in #159
• integer overflow hardening in input-derived arithmetic by @metsw24-max in #160
• Use checked arithmetic for Join() reserve size calculation by @metsw24-max in #161
• Reject whitespace-only input in numeric value parsing by @jmestwa-coder in #162
• Restore existing integer parsing semantics in the C++17 from_chars path by @jmestwa-coder in #164
• Fix integer overflow and underflow bugs in arithmetic helper functions by @metsw24-max in #163
• Refactor completion cword parsing to use checked integer parsing by @jmestwa-coder in #165
• Fix ARGS_NOEXCEPT iterator OOB and dangling iterator bugs by @metsw24-max in #166
• Stop positional parsing after parse errors in ARGS_NOEXCEPT mode by @jmestwa-coder in #168
• Avoid relying on peek()-after-failbit semantics in ParseNumericValue by @metsw24-max in #169
• Replace unsafe numeric parsing with std::from_chars + hardening by @metsw24-max in #167
• Make numeric parsing locale-independent by @metsw24-max in #170
• Systematic memory safety hardening by @metsw24-max in #171
• Fix iterator UB in ARGS_NOEXCEPT completion parsing by @metsw24-max in #172
• Align ARGS_NOEXCEPT completion behavior with throwing mode by @jmestwa-coder in #174
• incorrect Nargs validation error message by @jmestwa-coder in #175
• Harden numeric value parsing by @metsw24-max in #177
• Guard joined-value completion against prefix/separator overlap by @metsw24-max in #178
• stop collecting flag values at the -- terminator by @metsw24-max in #181
• recognise short flags when the long prefix is empty by @metsw24-max in #182
• Added GetMatchedChildren function to Group by @iWiggins in #183
• skip flag and command completions past the -- terminator by @metsw24-max in #184
• Added GetFilteredChildren function to Group class by @iWiggins in #185

New Contributors

• @jmestwa-coder made their first contribution in #162
• @iWiggins made their first contribution in #183

Full Changelog: 6.4.16...6.5.0