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DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

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Claude Code v2.0.49

Enhanced Terminal Text Rendering for Emoji and Unicode

What: Significantly improved display width calculation for emoji, flag characters, and complex Unicode scripts Details:

  • Adds fast-path optimization for ASCII strings (performance improvement)
  • Correctly handles Regional Indicator flag emojis (🇺🇸, 🇬🇧)
  • Proper width calculation for keycap sequences (1️⃣, 2️⃣)
  • Better support for zero-width characters in Indic, Arabic, and Hebrew scripts
  • Prevents terminal misalignment issues with emoji-containing content
  • Evidence: N94() at line 61894, q94() at line 61905, _g0() at line 61921

Related

Other releases about the same thing. Found by shared names or similar wording; neither means one caused the other.

See this entry in the whole of v2.0.49 →