Formatter: Small RParen refactoring

[konstin]

Summary

A bit more consistency inspired by #5882 (comment)

Test Plan

Existing tests (refactoring)

[konstin]

Current dependencies on/for this PR:

• main
  • PR Add message to formatter SyntaxError #5881
    • PR Handle parentheses when formatting slice expressions #5882
      • PR Formatter: Small RParen refactoring #5885 👈

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[github-actions]

PR Check Results

Ecosystem

✅ ecosystem check detected no changes.

Benchmark

Linux

group                                      main                                   pr
-----                                      ----                                   --
formatter/large/dataset.py                 1.00      9.3±0.03ms     4.4 MB/sec    1.01      9.4±0.04ms     4.3 MB/sec
formatter/numpy/ctypeslib.py               1.00   1861.1±1.87µs     8.9 MB/sec    1.01   1875.9±3.88µs     8.9 MB/sec
formatter/numpy/globals.py                 1.00    207.3±0.88µs    14.2 MB/sec    1.01    209.6±1.99µs    14.1 MB/sec
formatter/pydantic/types.py                1.00      4.0±0.01ms     6.4 MB/sec    1.01      4.0±0.01ms     6.3 MB/sec
linter/all-rules/large/dataset.py          1.00     13.1±0.10ms     3.1 MB/sec    1.00     13.1±0.07ms     3.1 MB/sec
linter/all-rules/numpy/ctypeslib.py        1.00      3.3±0.01ms     5.1 MB/sec    1.00      3.3±0.03ms     5.1 MB/sec
linter/all-rules/numpy/globals.py          1.00    429.4±0.69µs     6.9 MB/sec    1.00    430.8±0.79µs     6.8 MB/sec
linter/all-rules/pydantic/types.py         1.01      5.9±0.03ms     4.3 MB/sec    1.00      5.9±0.04ms     4.3 MB/sec
linter/default-rules/large/dataset.py      1.01      6.7±0.03ms     6.1 MB/sec    1.00      6.6±0.02ms     6.2 MB/sec
linter/default-rules/numpy/ctypeslib.py    1.01   1421.1±1.81µs    11.7 MB/sec    1.00   1411.2±2.23µs    11.8 MB/sec
linter/default-rules/numpy/globals.py      1.00    157.0±0.29µs    18.8 MB/sec    1.00    157.2±0.23µs    18.8 MB/sec
linter/default-rules/pydantic/types.py     1.00      3.0±0.01ms     8.5 MB/sec    1.00      3.0±0.01ms     8.6 MB/sec

Windows

group                                      main                                   pr
-----                                      ----                                   --
formatter/large/dataset.py                 1.00     10.9±0.09ms     3.7 MB/sec    1.05     11.4±0.08ms     3.6 MB/sec
formatter/numpy/ctypeslib.py               1.00      2.2±0.05ms     7.7 MB/sec    1.05      2.3±0.03ms     7.4 MB/sec
formatter/numpy/globals.py                 1.00    243.0±4.28µs    12.1 MB/sec    1.05    254.7±9.28µs    11.6 MB/sec
formatter/pydantic/types.py                1.00      4.7±0.05ms     5.5 MB/sec    1.06      4.9±0.06ms     5.2 MB/sec
linter/all-rules/large/dataset.py          1.00     15.1±0.11ms     2.7 MB/sec    1.01     15.3±0.11ms     2.7 MB/sec
linter/all-rules/numpy/ctypeslib.py        1.00      4.0±0.04ms     4.2 MB/sec    1.01      4.0±0.04ms     4.1 MB/sec
linter/all-rules/numpy/globals.py          1.00    482.9±6.52µs     6.1 MB/sec    1.01    486.3±6.06µs     6.1 MB/sec
linter/all-rules/pydantic/types.py         1.00      6.9±0.05ms     3.7 MB/sec    1.01      6.9±0.06ms     3.7 MB/sec
linter/default-rules/large/dataset.py      1.00      8.0±0.06ms     5.1 MB/sec    1.01      8.0±0.05ms     5.1 MB/sec
linter/default-rules/numpy/ctypeslib.py    1.00  1662.4±15.41µs    10.0 MB/sec    1.00  1663.7±18.21µs    10.0 MB/sec
linter/default-rules/numpy/globals.py      1.00    188.5±2.75µs    15.7 MB/sec    1.01    190.8±4.04µs    15.5 MB/sec
linter/default-rules/pydantic/types.py     1.00      3.6±0.03ms     7.2 MB/sec    1.01      3.6±0.04ms     7.1 MB/sec