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"use strict";
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = mayContainChildComponent;
var _jsxAstUtils = require("jsx-ast-utils");
var _minimatch = _interopRequireDefault(require("minimatch"));
/**
* Returns true if it can positively determine that the element lacks an
* accessible label. If no determination is possible, it returns false. Treat
* false as an unknown value. The element might still have an accessible label,
* but this module cannot determine it positively.
*
*
*/
function mayContainChildComponent(root, componentName) {
var maxDepth = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1;
var elementType = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _jsxAstUtils.elementType;
function traverseChildren(node, depth) {
// Bail when maxDepth is exceeded.
if (depth > maxDepth) {
return false;
}
if (node.children) {
/* $FlowFixMe */
for (var i = 0; i < node.children.length; i += 1) {
/* $FlowFixMe */
var childNode = node.children[i];
// Assume an expression container renders a label. It is the best we can
// do in this case.
if (childNode.type === 'JSXExpressionContainer') {
return true;
}
// Check for comonents with the provided name.
if (childNode.type === 'JSXElement' && childNode.openingElement && (0, _minimatch["default"])(elementType(childNode.openingElement), componentName)) {
return true;
}
if (traverseChildren(childNode, depth + 1)) {
return true;
}
}
}
return false;
}
return traverseChildren(root, 1);
}
module.exports = exports.default;