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Merged
Janpot merged 3 commits into from
Oct 27, 2026
Merged

[code-infra] Test error writing styles instructions #47664

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addb2bc
[code-infra] CC suggestions for better error messages
Janpot Jan 22, 2026
1de66c9
fix error-codes.json
Janpot Jan 22, 2026
535b926
Merge remote-tracking branch 'upstream/master' into cc-errors
Janpot Oct 27, 2026
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5 changes: 4 additions & 1 deletion docs/public/static/error-codes.json
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Original file line number Diff line number Diff line change
Expand Up @@ -20,5 +20,8 @@
"19": "MUI: The `experimental_sx` has been moved to `theme.unstable_sx`.For more details, see https://github.com/mui/material-ui/pull/35150.",
"20": "MUI: `vars` is a private field used for CSS variables support.\nPlease use another name or follow the [docs](https://mui.com/material-ui/customization/css-theme-variables/usage/) to enable the feature.",
"21": "MUI: The `colorSchemes.%s` option is either missing or invalid.",
"22": "MUI: `vars` is a private field used for CSS variables support.\nPlease use another name or follow the [docs](https://next.mui.com/material-ui/customization/css-theme-variables/usage/) to enable the feature."
"22": "MUI: `vars` is a private field used for CSS variables support.\nPlease use another name or follow the [docs](https://next.mui.com/material-ui/customization/css-theme-variables/usage/) to enable the feature.",
"23": "MUI: No TabContext provided. TabList must be used within a TabContext. Wrap your Tabs with <TabContext value={...}>. See https://mui.com/material-ui/react-tabs/#experimental-api for more info.",
"24": "MUI: No TabContext provided. TabPanel must be used within a TabContext. Wrap your TabPanel with <TabContext value={...}>. See https://mui.com/material-ui/react-tabs/#experimental-api for more info.",
"25": "MUI: The `colorSchemes.%s` option is either missing or invalid. Ensure the default color scheme is defined in colorSchemes with a valid palette configuration."
}
7 changes: 6 additions & 1 deletion packages/mui-lab/src/TabList/TabList.tsx
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Expand Up @@ -39,7 +39,12 @@ const TabList = React.forwardRef(function TabList(
const { children: childrenProp, ...other } = props;
const context = useTabContext();
if (context === null) {
throw new TypeError('No TabContext provided');
throw /* minify-error */ new TypeError(
'MUI: No TabContext provided. ' +
'TabList must be used within a TabContext. ' +
'Wrap your Tabs with <TabContext value={...}>. ' +
'See https://mui.com/material-ui/react-tabs/#experimental-api for more info.',
);
}
const children = React.Children.map(childrenProp, (child) => {
if (!React.isValidElement<{ value?: string | number | undefined }>(child)) {
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7 changes: 6 additions & 1 deletion packages/mui-lab/src/TabPanel/TabPanel.tsx
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Expand Up @@ -79,7 +79,12 @@ const TabPanel = React.forwardRef(function TabPanel(

const context = useTabContext();
if (context === null) {
throw new TypeError('No TabContext provided');
throw /* minify-error */ new TypeError(
'MUI: No TabContext provided. ' +
'TabPanel must be used within a TabContext. ' +
'Wrap your TabPanel with <TabContext value={...}>. ' +
'See https://mui.com/material-ui/react-tabs/#experimental-api for more info.',
);
}
const id = getPanelId(context, value as string);
const tabId = getTabId(context, value as string);
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3 changes: 2 additions & 1 deletion packages/mui-material/src/styles/createThemeWithVars.js
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Expand Up @@ -173,7 +173,8 @@ export default function createThemeWithVars(options = {}, ...args) {

if (!defaultScheme) {
throw /* minify-error */ new Error(
`MUI: The \`colorSchemes.${defaultColorScheme}\` option is either missing or invalid.`,
`MUI: The \`colorSchemes.${defaultColorScheme}\` option is either missing or invalid. ` +
'Ensure the default color scheme is defined in colorSchemes with a valid palette configuration.',
);
}

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