pkg regexp/syntax, const ErrInvalidCharClass = "invalid character class"
pkg regexp/syntax, const ErrInvalidCharRange = "invalid character class range"
pkg regexp/syntax, const ErrInvalidEscape = "invalid escape sequence"
pkg regexp/syntax, const ErrInvalidNamedCapture = "invalid named capture"
pkg regexp/syntax, const ErrInvalidPerlOp = "invalid or unsupported Perl syntax"

POSSIBILITY OF SUCH DAMAGES.

7. GENERAL

If any provision of this Agreement is invalid or unenforceable under
applicable law, it shall not affect the validity or enforceability of
the remainder of the terms of this Agreement, and without further
action by the parties hereto, such provision shall be reformed to the
minimum extent necessary to make such provision valid and enforceable.

If Recipient institutes patent litigation against any entity

pkg database/sql, type NullBool struct, Valid bool
pkg database/sql, type NullFloat64 struct
pkg database/sql, type NullFloat64 struct, Float64 float64
pkg database/sql, type NullFloat64 struct, Valid bool
pkg database/sql, type NullInt64 struct
pkg database/sql, type NullInt64 struct, Int64 int64
pkg database/sql, type NullInt64 struct, Valid bool
pkg database/sql, type NullString struct