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-rw-r--r--node_modules/babel-plugin-transform-es2015-parameters/lib/destructuring.js34
1 files changed, 34 insertions, 0 deletions
diff --git a/node_modules/babel-plugin-transform-es2015-parameters/lib/destructuring.js b/node_modules/babel-plugin-transform-es2015-parameters/lib/destructuring.js
new file mode 100644
index 0000000..896c7c1
--- /dev/null
+++ b/node_modules/babel-plugin-transform-es2015-parameters/lib/destructuring.js
@@ -0,0 +1,34 @@
+"use strict";
+
+exports.__esModule = true;
+exports.visitor = undefined;
+
+var _babelTypes = require("babel-types");
+
+var t = _interopRequireWildcard(_babelTypes);
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
+
+var visitor = exports.visitor = {
+ Function: function Function(path) {
+ var params = path.get("params");
+
+ var hoistTweak = t.isRestElement(params[params.length - 1]) ? 1 : 0;
+ var outputParamsLength = params.length - hoistTweak;
+
+ for (var i = 0; i < outputParamsLength; i++) {
+ var param = params[i];
+ if (param.isArrayPattern() || param.isObjectPattern()) {
+ var uid = path.scope.generateUidIdentifier("ref");
+
+ var declar = t.variableDeclaration("let", [t.variableDeclarator(param.node, uid)]);
+ declar._blockHoist = outputParamsLength - i;
+
+ path.ensureBlock();
+ path.get("body").unshiftContainer("body", declar);
+
+ param.replaceWith(uid);
+ }
+ }
+ }
+}; \ No newline at end of file