make opEquals generator easier to understand

[WebFreak001]

also test it

We no longer go over all members that are not functions, but now we go over all fields now (excludes aliases and methods now)

[codecov[bot]]

Codecov Report

Merging #485 (e3b0e3c) into master (0f347e9) will increase coverage by 0.05%. The diff coverage is 100.00%.

Additional details and impacted files

[](https://codecov.io/gh/dlang-community/libdparse/pull/485?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dlang-community) ```diff @@ Coverage Diff @@ ## master #485 +/- ## ========================================== + Coverage 83.44% 83.49% +0.05% ========================================== Files 11 11 Lines 8456 8483 +27 ========================================== + Hits 7056 7083 +27 Misses 1400 1400 ``` | [Impacted Files](https://codecov.io/gh/dlang-community/libdparse/pull/485?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dlang-community) | Coverage Δ | | |---|---|---| | [src/dparse/ast.d](https://codecov.io/gh/dlang-community/libdparse/pull/485?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dlang-community#diff-c3JjL2RwYXJzZS9hc3QuZA==) | `70.25% <100.00%> (+1.41%)` | :arrow_up: | ------ [Continue to review full report at Codecov](https://codecov.io/gh/dlang-community/libdparse/pull/485?src=pr&el=continue&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dlang-community). > **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dlang-community) > `Δ = absolute (impact)`, `ø = not affected`, `? = missing data` > Powered by [Codecov](https://codecov.io/gh/dlang-community/libdparse/pull/485?src=pr&el=footer&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dlang-community). Last update [0f347e9...e3b0e3c](https://codecov.io/gh/dlang-community/libdparse/pull/485?src=pr&el=lastupdated&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dlang-community). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dlang-community).