[C++][Gandiva] Add token and grammar rules for functions
Open
Component: Gandiva
Type: task
- Dominant language
- C++
- Stars
- 17.1k
- Forks
- 4.3k
- Avg merge
- 3d 18h
- Merged PRs (30d)
- 91
Description
**Reporter**: [Jin Shang](https://issues.apache.org/jira/browse/ARROW-17743) / @js8544
**Note**: *This issue was originally created as [ARROW-17743](https://issues.apache.org/jira/browse/ARROW-17743). Please see the [migration documentation](https://github.com/apache/arrow/issues/14542) for further details.*
Contributor guide
Research direction
Start by locating the Gandiva token and grammar definitions and review how function rules are currently represented. Determine which functions and grammar behavior this issue requires, then add coverage for the new parsing behavior and verify the Gandiva tests pass.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- compilers
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100