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Use |0 to coerce to number (#14297)

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Dan Abramov
2018-11-22 15:44:00 +00:00
committed by GitHub
parent dd8205cef9
commit dc0dd4bbff
1 changed files with 2 additions and 3 deletions
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5
packages/react-dom/src/server/ReactPartialRendererContext.js vendored
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@@ -56,12 +56,11 @@ export function validateContextBounds(
context: ReactContext<any>,
threadID: ThreadID,
) {
// If `react` package is < 16.6, _threadCount is undefined.
let initialThreadCount = context._threadCount || 0;
// If we don't have enough slots in this context to store this threadID,
// fill it in without leaving any holes to ensure that the VM optimizes
// this as non-holey index properties.
for (let i = initialThreadCount; i <= threadID; i++) {
// (Note: If `react` package is < 16.6, _threadCount is undefined.)
for (let i = context._threadCount | 0; i <= threadID; i++) {
// We assume that this is the same as the defaultValue which might not be
// true if we're rendering inside a secondary renderer but they are
// secondary because these use cases are very rare.