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Fixes #29069 by detecting the presence of double-quotes in JSX attribute strings and falling back to using an expression container.

@facebook-github-bot facebook-github-bot added CLA Signed React Core Team Opened by a member of the React Core Team labels May 15, 2024
@josephsavona josephsavona force-pushed the fix-jsx-text-attribute-w-double-quote branch from ff04156 to 3f0461e Compare May 15, 2024 21:26
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react-sizebot commented May 15, 2024

Comparing: c93c30f...9e82704

Critical size changes

Includes critical production bundles, as well as any change greater than 2%:

Name +/- Base Current +/- gzip Base gzip Current gzip
oss-stable/react-dom/cjs/react-dom.production.js = 6.66 kB 6.66 kB +0.11% 1.82 kB 1.82 kB
oss-stable/react-dom/cjs/react-dom-client.production.js = 495.01 kB 495.01 kB = 88.68 kB 88.68 kB
oss-experimental/react-dom/cjs/react-dom.production.js = 6.67 kB 6.67 kB +0.05% 1.83 kB 1.83 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js = 499.81 kB 499.81 kB = 89.36 kB 89.36 kB
facebook-www/ReactDOM-prod.classic.js = 592.16 kB 592.16 kB = 104.15 kB 104.15 kB
facebook-www/ReactDOM-prod.modern.js = 568.39 kB 568.39 kB = 100.55 kB 100.55 kB
test_utils/ReactAllWarnings.js Deleted 64.26 kB 0.00 kB Deleted 16.02 kB 0.00 kB

Significant size changes

Includes any change greater than 0.2%:

Expand to show
Name +/- Base Current +/- gzip Base gzip Current gzip
test_utils/ReactAllWarnings.js Deleted 64.26 kB 0.00 kB Deleted 16.02 kB 0.00 kB

Generated by 🚫 dangerJS against 9e82704

@josephsavona josephsavona force-pushed the fix-jsx-text-attribute-w-double-quote branch from 3f0461e to 9e82704 Compare May 15, 2024 21:33
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Ahh makes sense, this should be a no-op to jsx transforms that consume compiler output and make tools like playground easier to use.

Seems spec compatible as well as the spec doesn't define escaped characters (looking at esbuild facing the same problem here evanw/esbuild#959)

@josephsavona josephsavona merged commit 3adca7a into facebook:main May 15, 2024
mofeiZ added a commit that referenced this pull request Jan 19, 2025
Fall back to using JSXExpressionContainer for strings potentially containing escape sequences (a single backslash) to fix  #32123. This is an extension of #29079
mofeiZ added a commit that referenced this pull request Jan 22, 2025
Fall back to using JSXExpressionContainer for strings potentially containing escape sequences (a single backslash) to fix  #32123. This is an extension of #29079
mofeiZ added a commit that referenced this pull request Jan 22, 2025
…2131)

Fall back to using JSXExpressionContainer for strings potentially
containing escape sequences (a single backslash) to fix
#32123. This is an extension of
#29079
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Compiler: Unexpected token error when using double quotes Inside single-quoted JSX prop

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