even though the count result casted to boolean is semantically the same, contains is more expressive

Jan Trávníček authored 3 years ago and Jan Trávníček committed 3 years ago

breaking change!

Tomáš Pecka authored 4 years ago and Jan Trávníček committed 3 years ago

Many data structures had wrong spacing when outputting with operator<<
for the data structure. For example, see the missing space between
content and alphabet in string::LinearString.

 (LinearString content = [a, a, c, c, a]alphabet = {a, c})

Let's fix that, it bothered me for quite a long time.

Extended tree patterns feature node wildcards representing any label in the
match of the pattern in the corresponding node