Disable enablePostpone flag in experimental

[sebmarkbage]

I don't think we're ready to land this yet since we're using it to run other experiments and our tests. I'm opening this PR to indicate intent to disable and to ensure tests in other combinations still work. Such as enableHalt without enablePostpone. I think we'll also need to rewrite some tests that depend on enablePostpone to preserve some coverage.

The conclusion after this experiment is that try/catch around these are too likely to block these signals and consider them error. Throwing works for Hooks and use() because the lint rule can ensure that they're not wrapped in try/catch. Throwing in arbitrary functions not quite ecosystem compatible. It's also why there's use() and not just throwing a Promise. This might also affect the Catch proposal.

The "prerender" for SSR that's supporting "Partial Prerendering" is still there. This just disables the React.postpone() API for creating the holes.

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
react-compiler-playground	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Sep 24, 2024 6:28am

[react-sizebot]

Comparing: 4708fb9...6fa45b8

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	=	6.68 kB	6.68 kB	=	1.83 kB	1.83 kB
oss-stable/react-dom/cjs/react-dom-client.production.js	=	509.10 kB	509.10 kB	=	91.06 kB	91.06 kB
oss-experimental/react-dom/cjs/react-dom.production.js	=	6.69 kB	6.69 kB	=	1.83 kB	1.83 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js	=	514.04 kB	513.03 kB	=	91.78 kB	91.64 kB
facebook-www/ReactDOM-prod.classic.js	=	603.53 kB	603.53 kB	=	106.78 kB	106.78 kB
facebook-www/ReactDOM-prod.modern.js	=	579.76 kB	579.76 kB	=	102.88 kB	102.88 kB
oss-experimental/react-markup/cjs/react-markup.development.js	=	346.55 kB	339.49 kB	=	62.67 kB	62.05 kB
oss-experimental/react-dom/cjs/react-dom-server.edge.production.js	=	251.58 kB	246.25 kB	=	44.82 kB	44.23 kB
oss-experimental/react-dom/cjs/react-dom-server.browser.production.js	=	245.95 kB	240.72 kB	=	42.84 kB	42.27 kB
oss-experimental/react-dom/cjs/react-dom-server.node.production.js	=	247.42 kB	242.09 kB	=	43.90 kB	43.31 kB
oss-experimental/react-dom/cjs/react-dom-server.bun.production.js	=	224.59 kB	219.26 kB	=	40.70 kB	40.09 kB
oss-experimental/react-dom/cjs/react-dom-server-legacy.node.production.js	=	223.63 kB	218.28 kB	=	41.23 kB	40.63 kB
oss-experimental/react-dom/cjs/react-dom-server-legacy.browser.production.js	=	218.66 kB	213.43 kB	=	39.38 kB	38.80 kB
oss-experimental/react-markup/cjs/react-markup.react-server.development.js	=	510.36 kB	497.36 kB	=	90.96 kB	89.65 kB
oss-experimental/react-markup/cjs/react-markup.production.js	=	206.78 kB	201.47 kB	=	38.51 kB	37.93 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.node.production.js	=	102.81 kB	99.86 kB	=	20.71 kB	20.28 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.node.production.js	=	102.78 kB	99.83 kB	=	20.72 kB	20.29 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.node.unbundled.production.js	=	101.82 kB	98.87 kB	=	20.44 kB	20.08 kB
oss-experimental/react-markup/cjs/react-markup.react-server.production.js	=	307.65 kB	298.71 kB	=	57.46 kB	56.49 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.browser.production.js	=	99.66 kB	96.68 kB	=	20.02 kB	19.60 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.browser.production.js	=	99.35 kB	96.37 kB	=	19.88 kB	19.50 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.edge.production.js	=	99.79 kB	96.73 kB	=	20.04 kB	19.61 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.edge.production.js	=	99.76 kB	96.70 kB	=	20.04 kB	19.62 kB
oss-experimental/react-server-dom-esm/cjs/react-server-dom-esm-server.node.production.js	=	95.84 kB	92.89 kB	=	19.49 kB	19.13 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.node.development.js	=	156.41 kB	151.20 kB	=	28.50 kB	27.84 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.node.development.js	=	156.37 kB	151.16 kB	=	28.50 kB	27.84 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.browser.development.js	=	152.28 kB	147.20 kB	=	27.69 kB	27.08 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.browser.development.js	=	151.84 kB	146.76 kB	=	27.58 kB	26.97 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.node.unbundled.development.js	=	155.27 kB	150.06 kB	=	28.18 kB	27.57 kB
oss-experimental/react-server-dom-esm/cjs/react-server-dom-esm-server.node.development.js	=	148.57 kB	143.37 kB	=	27.14 kB	26.53 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.edge.development.js	=	154.69 kB	149.25 kB	=	27.99 kB	27.33 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.edge.development.js	=	154.65 kB	149.22 kB	=	27.99 kB	27.33 kB
oss-experimental/react-server/cjs/react-server.development.js	=	177.42 kB	170.36 kB	=	31.34 kB	30.70 kB
oss-experimental/react-server/cjs/react-server-flight.development.js	=	106.35 kB	101.27 kB	=	19.14 kB	18.55 kB
oss-experimental/react-server/cjs/react-server.production.js	=	122.44 kB	116.40 kB	=	21.56 kB	20.93 kB
oss-experimental/react-server/cjs/react-server-flight.production.js	=	64.64 kB	61.35 kB	=	12.55 kB	12.15 kB

Significant size changes

Includes any change greater than 0.2%:

Expand to show

Name	+/-	Base	Current	+/- gzip	Base gzip	Current gzip
oss-experimental/react-art/cjs/react-art.development.js	=	571.21 kB	570.07 kB	=	92.39 kB	92.19 kB
oss-experimental/react-reconciler/cjs/react-reconciler.profiling.js	=	423.50 kB	422.41 kB	=	69.07 kB	68.92 kB
oss-experimental/react-art/cjs/react-art.production.js	=	304.21 kB	303.40 kB	=	52.28 kB	52.10 kB
oss-experimental/react-reconciler/cjs/react-reconciler.production.js	=	390.33 kB	389.24 kB	=	63.98 kB	63.82 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-client.node.development.js	=	100.70 kB	100.08 kB	=	19.06 kB	18.96 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-client.node.unbundled.development.js	=	99.91 kB	99.28 kB	=	18.88 kB	18.78 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-client.edge.development.js	=	98.18 kB	97.53 kB	=	18.76 kB	18.65 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-client.edge.development.js	=	98.16 kB	97.51 kB	=	18.78 kB	18.67 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-client.node.development.js	=	96.80 kB	96.14 kB	=	18.52 kB	18.42 kB
oss-experimental/react-client/cjs/react-client-flight.development.js	=	92.26 kB	91.63 kB	=	17.00 kB	16.86 kB
oss-experimental/react-server-dom-esm/cjs/react-server-dom-esm-client.node.development.js	=	94.57 kB	93.92 kB	=	18.06 kB	17.94 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-client.browser.development.js	=	92.69 kB	92.04 kB	=	17.58 kB	17.46 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-client.browser.development.js	=	92.24 kB	91.59 kB	=	17.47 kB	17.35 kB
oss-experimental/react-server-dom-esm/cjs/react-server-dom-esm-client.browser.development.js	=	90.38 kB	89.73 kB	=	17.07 kB	16.96 kB
oss-experimental/react-client/cjs/react-client-flight.production.js	=	54.68 kB	54.27 kB	=	10.28 kB	10.22 kB
oss-experimental/react-server-dom-esm/esm/react-server-dom-esm-client.browser.development.js	=	128.04 kB	127.08 kB	=	30.15 kB	29.99 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-client.node.production.js	=	57.35 kB	56.86 kB	=	11.62 kB	11.55 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-client.node.unbundled.production.js	=	56.66 kB	56.17 kB	=	11.46 kB	11.39 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-client.edge.production.js	=	54.94 kB	54.43 kB	=	11.32 kB	11.25 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-client.edge.production.js	=	54.92 kB	54.42 kB	=	11.33 kB	11.26 kB
oss-experimental/react-server-dom-esm/esm/react-server-dom-esm-client.browser.production.js	=	78.33 kB	77.59 kB	=	16.61 kB	16.50 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-client.node.production.js	=	53.78 kB	53.27 kB	=	11.10 kB	11.03 kB
oss-experimental/react-server-dom-esm/cjs/react-server-dom-esm-client.node.production.js	=	51.82 kB	51.32 kB	=	10.66 kB	10.60 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-client.browser.production.js	=	49.51 kB	49.00 kB	=	10.12 kB	10.05 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-client.browser.production.js	=	49.18 kB	48.67 kB	=	10.03 kB	9.96 kB
oss-experimental/react-server-dom-esm/cjs/react-server-dom-esm-client.browser.production.js	=	47.57 kB	47.06 kB	=	9.66 kB	9.59 kB
oss-experimental/react-dom/cjs/react-dom-server.edge.development.js	=	400.58 kB	393.50 kB	=	69.88 kB	69.23 kB
oss-experimental/react-dom/cjs/react-dom-server.browser.development.js	=	399.83 kB	392.76 kB	=	69.77 kB	69.11 kB
oss-experimental/react-dom/cjs/react-dom-server.node.development.js	=	395.52 kB	388.45 kB	=	69.13 kB	68.48 kB
oss-experimental/react-dom/cjs/react-dom-server.bun.development.js	=	334.96 kB	328.66 kB	=	63.88 kB	63.24 kB
oss-experimental/react-dom/cjs/react-dom-server-legacy.browser.development.js	=	375.15 kB	368.06 kB	=	66.93 kB	66.29 kB
oss-experimental/react-dom/cjs/react-dom-server-legacy.node.development.js	=	375.14 kB	368.06 kB	=	66.93 kB	66.29 kB
oss-experimental/react-markup/cjs/react-markup.development.js	=	346.55 kB	339.49 kB	=	62.67 kB	62.05 kB
oss-experimental/react-dom/cjs/react-dom-server.edge.production.js	=	251.58 kB	246.25 kB	=	44.82 kB	44.23 kB
oss-experimental/react-dom/cjs/react-dom-server.browser.production.js	=	245.95 kB	240.72 kB	=	42.84 kB	42.27 kB
oss-experimental/react-dom/cjs/react-dom-server.node.production.js	=	247.42 kB	242.09 kB	=	43.90 kB	43.31 kB
oss-experimental/react-dom/cjs/react-dom-server.bun.production.js	=	224.59 kB	219.26 kB	=	40.70 kB	40.09 kB
oss-experimental/react-dom/cjs/react-dom-server-legacy.node.production.js	=	223.63 kB	218.28 kB	=	41.23 kB	40.63 kB
oss-experimental/react-dom/cjs/react-dom-server-legacy.browser.production.js	=	218.66 kB	213.43 kB	=	39.38 kB	38.80 kB
oss-experimental/react-markup/cjs/react-markup.react-server.development.js	=	510.36 kB	497.36 kB	=	90.96 kB	89.65 kB
oss-experimental/react-markup/cjs/react-markup.production.js	=	206.78 kB	201.47 kB	=	38.51 kB	37.93 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.node.production.js	=	102.81 kB	99.86 kB	=	20.71 kB	20.28 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.node.production.js	=	102.78 kB	99.83 kB	=	20.72 kB	20.29 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.node.unbundled.production.js	=	101.82 kB	98.87 kB	=	20.44 kB	20.08 kB
oss-experimental/react-markup/cjs/react-markup.react-server.production.js	=	307.65 kB	298.71 kB	=	57.46 kB	56.49 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.browser.production.js	=	99.66 kB	96.68 kB	=	20.02 kB	19.60 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.browser.production.js	=	99.35 kB	96.37 kB	=	19.88 kB	19.50 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.edge.production.js	=	99.79 kB	96.73 kB	=	20.04 kB	19.61 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.edge.production.js	=	99.76 kB	96.70 kB	=	20.04 kB	19.62 kB
oss-experimental/react-server-dom-esm/cjs/react-server-dom-esm-server.node.production.js	=	95.84 kB	92.89 kB	=	19.49 kB	19.13 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.node.development.js	=	156.41 kB	151.20 kB	=	28.50 kB	27.84 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.node.development.js	=	156.37 kB	151.16 kB	=	28.50 kB	27.84 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.browser.development.js	=	152.28 kB	147.20 kB	=	27.69 kB	27.08 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.browser.development.js	=	151.84 kB	146.76 kB	=	27.58 kB	26.97 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.node.unbundled.development.js	=	155.27 kB	150.06 kB	=	28.18 kB	27.57 kB
oss-experimental/react-server-dom-esm/cjs/react-server-dom-esm-server.node.development.js	=	148.57 kB	143.37 kB	=	27.14 kB	26.53 kB
oss-experimental/react-server-dom-turbopack/cjs/react-server-dom-turbopack-server.edge.development.js	=	154.69 kB	149.25 kB	=	27.99 kB	27.33 kB
oss-experimental/react-server-dom-webpack/cjs/react-server-dom-webpack-server.edge.development.js	=	154.65 kB	149.22 kB	=	27.99 kB	27.33 kB
oss-experimental/react-server/cjs/react-server.development.js	=	177.42 kB	170.36 kB	=	31.34 kB	30.70 kB
oss-experimental/react-server/cjs/react-server-flight.development.js	=	106.35 kB	101.27 kB	=	19.14 kB	18.55 kB
oss-experimental/react-server/cjs/react-server.production.js	=	122.44 kB	116.40 kB	=	21.56 kB	20.93 kB
oss-experimental/react-server/cjs/react-server-flight.production.js	=	64.64 kB	61.35 kB	=	12.55 kB	12.15 kB

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