[Compiler] Don't throw calculate in render when there is a prop function call in effects

This commit is contained in:
Jorge Cabiedes Acosta
2025-09-24 13:01:04 -07:00
parent ea16289e29
commit e4be4f54d0
3 changed files with 105 additions and 0 deletions
@@ -307,6 +307,19 @@ function validateEffect(
sourceIds: argMetadata.sourcesIds,
});
}
} else if (instr.value.kind === 'CallExpression') {
const calleeMetadata = derivationCache.get(
instr.value.callee.identifier.id,
);
if (
calleeMetadata !== undefined &&
(calleeMetadata.typeOfValue === 'fromProps' ||
calleeMetadata.typeOfValue === 'fromPropsAndState')
) {
// If the callee is a prop we can't confidently say that it should be derived in render
return;
}
}
}
seenBlocks.add(block.id);
@@ -0,0 +1,75 @@
## Input
```javascript
// @validateNoDerivedComputationsInEffects
import {useEffect, useState} from 'react';
function Component({propValue, onChange}) {
const [value, setValue] = useState(null);
useEffect(() => {
setValue(propValue);
onChange();
}, [propValue]);
return <div>{value}</div>;
}
export const FIXTURE_ENTRYPOINT = {
fn: Component,
params: [{propValue: 'test', onChange: () => {}}],
};
```
## Code
```javascript
import { c as _c } from "react/compiler-runtime"; // @validateNoDerivedComputationsInEffects
import { useEffect, useState } from "react";
function Component(t0) {
const $ = _c(7);
const { propValue, onChange } = t0;
const [value, setValue] = useState(null);
let t1;
if ($[0] !== onChange || $[1] !== propValue) {
t1 = () => {
setValue(propValue);
onChange();
};
$[0] = onChange;
$[1] = propValue;
$[2] = t1;
} else {
t1 = $[2];
}
let t2;
if ($[3] !== propValue) {
t2 = [propValue];
$[3] = propValue;
$[4] = t2;
} else {
t2 = $[4];
}
useEffect(t1, t2);
let t3;
if ($[5] !== value) {
t3 = <div>{value}</div>;
$[5] = value;
$[6] = t3;
} else {
t3 = $[6];
}
return t3;
}
export const FIXTURE_ENTRYPOINT = {
fn: Component,
params: [{ propValue: "test", onChange: () => {} }],
};
```
### Eval output
(kind: ok) <div>test</div>
@@ -0,0 +1,17 @@
// @validateNoDerivedComputationsInEffects
import {useEffect, useState} from 'react';
function Component({propValue, onChange}) {
const [value, setValue] = useState(null);
useEffect(() => {
setValue(propValue);
onChange();
}, [propValue]);
return <div>{value}</div>;
}
export const FIXTURE_ENTRYPOINT = {
fn: Component,
params: [{propValue: 'test', onChange: () => {}}],
};