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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
commite06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch)
tree55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/babel-helper-call-delegate/lib/index.js
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Diffstat (limited to 'node_modules/babel-helper-call-delegate/lib/index.js')
-rw-r--r--node_modules/babel-helper-call-delegate/lib/index.js72
1 files changed, 72 insertions, 0 deletions
diff --git a/node_modules/babel-helper-call-delegate/lib/index.js b/node_modules/babel-helper-call-delegate/lib/index.js
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+++ b/node_modules/babel-helper-call-delegate/lib/index.js
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+"use strict";
+
+exports.__esModule = true;
+
+exports.default = function (path) {
+ var scope = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : path.scope;
+ var node = path.node;
+
+ var container = t.functionExpression(null, [], node.body, node.generator, node.async);
+
+ var callee = container;
+ var args = [];
+
+ (0, _babelHelperHoistVariables2.default)(path, function (id) {
+ return scope.push({ id: id });
+ });
+
+ var state = {
+ foundThis: false,
+ foundArguments: false
+ };
+
+ path.traverse(visitor, state);
+
+ if (state.foundArguments) {
+ callee = t.memberExpression(container, t.identifier("apply"));
+ args = [];
+
+ if (state.foundThis) {
+ args.push(t.thisExpression());
+ }
+
+ if (state.foundArguments) {
+ if (!state.foundThis) args.push(t.nullLiteral());
+ args.push(t.identifier("arguments"));
+ }
+ }
+
+ var call = t.callExpression(callee, args);
+ if (node.generator) call = t.yieldExpression(call, true);
+
+ return t.returnStatement(call);
+};
+
+var _babelHelperHoistVariables = require("babel-helper-hoist-variables");
+
+var _babelHelperHoistVariables2 = _interopRequireDefault(_babelHelperHoistVariables);
+
+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; } }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var visitor = {
+ enter: function enter(path, state) {
+ if (path.isThisExpression()) {
+ state.foundThis = true;
+ }
+
+ if (path.isReferencedIdentifier({ name: "arguments" })) {
+ state.foundArguments = true;
+ }
+ },
+ Function: function Function(path) {
+ path.skip();
+ }
+};
+
+module.exports = exports["default"]; \ No newline at end of file