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/**
* @fileoverview Utility functions for type annotation detection.
* @author Yannick Croissant
* @author Vitor Balocco
*/
'use strict';
/**
* Checks if we are declaring a `props` argument with a flow type annotation.
* @param {ASTNode} node The AST node being checked.
* @param {Object} context
* @returns {Boolean} True if the node is a type annotated props declaration, false if not.
*/
function isAnnotatedFunctionPropsDeclaration(node, context) {
if (!node || !node.params || !node.params.length) {
return false;
}
const typeNode = node.params[0].type === 'AssignmentPattern' ? node.params[0].left : node.params[0];
const tokens = context.getFirstTokens(typeNode, 2);
const isAnnotated = typeNode.typeAnnotation;
const isDestructuredProps = typeNode.type === 'ObjectPattern';
const isProps = tokens[0].value === 'props' || (tokens[1] && tokens[1].value === 'props');
return (isAnnotated && (isDestructuredProps || isProps));
}
module.exports = {
isAnnotatedFunctionPropsDeclaration,
};
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