This is intended to:
- Standardize use of line_num (and highlight where no line_num is available).
- Standardize indications of runtime/compilation errors.
- Make it incrementally easier to write new errors.
Co-authored-by: Chandler Carruth <chandlerc@gmail.com>
* fix tuple equality, added test cases
* added a comment to an old function
* Update executable_semantics/interpreter/value.cpp
Co-authored-by: Geoff Romer <gromer@google.com>
* fix error in Geoffrey's edit
Co-authored-by: Geoff Romer <gromer@google.com>