improve(transformer): avoid reallocating strings

[overlookmotel]

Re-use existing Atoms rather than allocating duplicate strings in TS transforms.

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[overlookmotel]

• perf: do not pass &Atom to functions #3818
• improve(transformer): avoid reallocating strings #3817 👈
• fix(transformer): fix TS annotation transform scopes #3816
• main

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[codspeed-hq]

CodSpeed Performance Report

Merging #3817 will not alter performance

_{Comparing 06-22-improve_transformer_avoid_reallocating_strings (aaa944d) with main (2cdb34f)}

Summary

✅ 28 untouched benchmarks

[graphite-app]

Merge activity

• Jun 22, 12:47 AM EDT: Boshen added this pull request to the Graphite merge queue.
• Jun 22, 12:54 AM EDT: Boshen merged this pull request with the Graphite merge queue.