Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
This PR improves unitary minus by adding support for any
- <expr>
via a top-level precedence. This fixes #3405The other part of these changes add
}
to our manual unitary minus hack. This hack is because our grammar:<expr> - <expr>
and- <expr>
This means that, the following expressions are the same:
and:
However, what we really have been doing since the beginning is treating line return as an expression separator. This is the same reason we differentiate between:
and:
My recommendation for future improvements would be:
def
functions to use=
BTW, we also support
;
for expression separator.. 🙂