Info-node-spec-re

Info-node-spec-re is a variable defined in `info.el'.
Its value is

"[ 	\n]*\\(\\(([^)]+)\\)?\\([^.,:]*[^.,: ]\\|\\)\\)[,:.]"

• This variable may be risky if used as a file-local variable.

Documentation:
Regexp to match the text after a : until the terminating `.'.