Add 'intructed' to onClose callback reasons

src/SnackbarProvider.js

@@ -212,10 +212,10 @@ class SnackbarProvider extends Component {
  // call individual snackbar onClose callback passed through options parameter
  const toBeClosed = this.state.snacks.find(item => item.key === key);
  if (toBeClosed && toBeClosed.onClose) {
- toBeClosed.onClose(null, null, key);
+ toBeClosed.onClose(null, REASONS.INSTRUCTED, key);
  }
 
- this.handleCloseSnack(null, null, key);
+ this.handleCloseSnack(null, REASONS.INSTRUCTED, key);
  }
 
  /**
@@ -378,7 +378,8 @@ SnackbarProvider.propTypes = {
  *
  * @param {object} event The event source of the callback
  * @param {string} reason Can be:`"timeout"` (`autoHideDuration` expired) or: `"clickaway"`
- * or: `"maxsnack"` (snackbar is closed because `maxSnack` has reached.)
+ * or: `"maxsnack"` (snackbar was closed because `maxSnack` has reached) or: `"instructed"`
+ * (snackbar was closed programmatically)
  * @param {string|number} key key of a Snackbar
  */
  onClose: PropTypes.func,

src/index.d.ts

@@ -14,7 +14,7 @@ export type SnackbarMessage = string | React.ReactNode;
 export type SnackbarAction = SnackbarContentProps['action'] | ((key: SnackbarKey) => React.ReactNode);
 export type SnackbarContent = React.ReactNode | ((key: SnackbarKey, message: SnackbarMessage) => React.ReactNode);
 
-export type CloseReason = 'timeout' | 'clickaway' | 'maxsnack' | null;
+export type CloseReason = 'timeout' | 'clickaway' | 'maxsnack' | 'instructed';
 export type TransitionCloseHandler = (event: React.SyntheticEvent<any> | null, reason: CloseReason, key: SnackbarKey) => void;
 export type TransitionEnterHandler = (node: HTMLElement, isAppearing: boolean, key: SnackbarKey) => void;
 export type TransitionHandler = (node: HTMLElement, key: SnackbarKey) => void;

src/utils/constants.js

@@ -85,4 +85,5 @@ export const originKeyExtractor = anchor => `${capitalise(anchor.vertical)}${cap
 export const REASONS = {
  CLICKAWAY: 'clickaway',
  MAXSNACK: 'maxsnack',
+ INSTRUCTED: 'instructed',
 };