Improve formatting and naming consistency of the syntax tests.
closes: #17850
Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
Limit heredoc matches to assignment statements. Matching these at the
top level is very slow.
closes: #17473
Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>