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node_modules/@babel/plugin-transform-react-jsx-self/lib/index.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+var _helperPluginUtils = require("@babel/helper-plugin-utils");
+
+var _core = require("@babel/core");
+
+const TRACE_ID = "__self";
+
+function getThisFunctionParent(path) {
+  let scope = path.scope;
+
+  do {
+    if (scope.path.isFunctionParent() && !scope.path.isArrowFunctionExpression()) {
+      return scope.path;
+    }
+  } while (scope = scope.parent);
+
+  return null;
+}
+
+function isDerivedClass(classPath) {
+  return classPath.node.superClass !== null;
+}
+
+function isThisAllowed(path) {
+  const parentMethodOrFunction = getThisFunctionParent(path);
+
+  if (parentMethodOrFunction === null) {
+    return true;
+  }
+
+  if (!parentMethodOrFunction.isMethod()) {
+    return true;
+  }
+
+  if (parentMethodOrFunction.node.kind !== "constructor") {
+    return true;
+  }
+
+  return !isDerivedClass(parentMethodOrFunction.parentPath.parentPath);
+}
+
+var _default = (0, _helperPluginUtils.declare)(api => {
+  api.assertVersion(7);
+  const visitor = {
+    JSXOpeningElement(path) {
+      if (!isThisAllowed(path)) {
+        return;
+      }
+
+      const node = path.node;
+
+      const id = _core.types.jsxIdentifier(TRACE_ID);
+
+      const trace = _core.types.thisExpression();
+
+      node.attributes.push(_core.types.jsxAttribute(id, _core.types.jsxExpressionContainer(trace)));
+    }
+
+  };
+  return {
+    name: "transform-react-jsx-self",
+    visitor: {
+      Program(path) {
+        path.traverse(visitor);
+      }
+
+    }
+  };
+});
+
+exports.default = _default;