'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = getPropValue; exports.getLiteralPropValue = getLiteralPropValue; var _values = require('./values'); var _values2 = _interopRequireDefault(_values); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } var extractValue = function extractValue(attribute, extractor) { if (attribute && attribute.type === 'JSXAttribute') { if (attribute.value === null) { // Null valued attributes imply truthiness. // For example:
// See: https://facebook.github.io/react/docs/jsx-in-depth.html#boolean-attributes return true; } return extractor(attribute.value); } return undefined; }; /** * Returns the value of a given attribute. * Different types of attributes have their associated * values in different properties on the object. * * This function should return the most *closely* associated * value with the intention of the JSX. * * @param attribute - The JSXAttribute collected by AST parser. */ function getPropValue(attribute) { return extractValue(attribute, _values2.default); } /** * Returns the value of a given attribute. * Different types of attributes have their associated * values in different properties on the object. * * This function should return a value only if we can extract * a literal value from its attribute (i.e. values that have generic * types in JavaScript - strings, numbers, booleans, etc.) * * @param attribute - The JSXAttribute collected by AST parser. */ function getLiteralPropValue(attribute) { return extractValue(attribute, _values.getLiteralValue); }