@babel/helper-transform-fixture-test-runner - npm Package Compare versions

Comparing version 7.0.0-beta.38 to 7.0.0-beta.39

lib/index.js

@@ -130,2 +130,112 @@ "use strict";
 
+function checkDuplicatedNodes(ast) {
+  var nodes = new WeakSet();
+  var parents = new WeakMap();
+
+  var setParent = function setParent(child, parent) {
+    if (typeof child === "object" && child !== null) {
+      var p = parents.get(child);
+
+      if (!p) {
+        p = [];
+        parents.set(child, p);
+      }
+
+      p.unshift(parent);
+    }
+  };
+
+  var registerChildren = function registerChildren(node) {
+    for (var key in node) {
+      if (Array.isArray(node[key])) {
+        node[key].forEach(function (child) {
+          return setParent(child, node);
+        });
+      } else {
+        setParent(node[key], node);
+      }
+    }
+  };
+
+  var parentIs = function parentIs(node, test) {
+    return (parents.get(node) || []).some(function (parent) {
+      return test(parent);
+    });
+  };
+
+  var isByRegenerator = function isByRegenerator(node) {
+    if (!node) {
+      return false;
+    } else if (node.type === "Identifier") {
+      if (/^_(?:context|value|callee|marked)\d*$/.test(node.name)) {
+        return true;
+      } else if (/^t\d+$/.test(node.name) && parentIs(node, function (parent) {
+        return parent.type === "MemberExpression" && isByRegenerator(parent.object);
+      })) {
+        return true;
+      } else if (parentIs(node, function (parent) {
+        return parent.type === "VariableDeclarator" && parentIs(parent, function (parent) {
+          return parent.type === "VariableDeclaration" && parentIs(parent, function (parent) {
+            return parent.type === "BlockStatement" && parentIs(parent, function (parent) {
+              return parent.type === "FunctionExpression" && isByRegenerator(parent.id);
+            });
+          });
+        });
+      })) {
+        return true;
+      } else if (parentIs(node, function (parent) {
+        return parent.type === "VariableDeclarator" && parentIs(parent, function (parent) {
+          return parent.type === "VariableDeclaration" && parentIs(parent, function (parent) {
+            return parent.type === "BlockStatement" && parent.body.length === 2 && parent.body[1].type === "ReturnStatement" && parent.body[1].argument.type === "CallExpression" && parent.body[1].argument.callee.type === "MemberExpression" && parent.body[1].argument.callee.property.type === "Identifier" && parent.body[1].argument.callee.property.name === "wrap";
+          });
+        });
+      })) {
+        return true;
+      } else if (parentIs(node, function (parent) {
+        return parent.type === "CallExpression" && parent.arguments.length === 3 && parent.arguments[1] === node && parent.callee.type === "MemberExpression" && parent.callee.property.type === "Identifier" && parent.callee.property.name === "wrap";
+      })) {
+        return true;
+      } else if (parentIs(node, function (parent) {
+        return parent.type === "CallExpression" && parent.callee.type === "MemberExpression" && parent.callee.property.type === "Identifier" && parent.callee.property.name === "mark";
+      })) {
+        return true;
+      }
+    } else if (node.type === "MemberExpression") {
+      return isByRegenerator(node.object);
+    } else if (node.type === "CallExpression") {
+      return isByRegenerator(node.callee);
+    } else if (node.type === "AssignmentExpression") {
+      return isByRegenerator(node.left);
+    } else if (node.type === "NumericLiteral") {
+      if (parentIs(node, function (parent) {
+        return parent.type === "AssignmentExpression" && isByRegenerator(parent.left);
+      })) {
+        return true;
+      } else if (parentIs(node, function (parent) {
+        return parent.type === "CallExpression" && parent.callee.type === "MemberExpression" && isByRegenerator(parent.callee.object);
+      })) {
+        return true;
+      }
+    }
+
+    return false;
+  };
+
+  var hidePrivateProperties = function hidePrivateProperties(key, val) {
+    if (key[0] === "_") return "[Private]";
+    return val;
+  };
+
+  babel.types.traverseFast(ast, function (node) {
+    registerChildren(node);
+    if (isByRegenerator(node)) return;
+
+    if (nodes.has(node)) {
+      throw new Error("Do not reuse nodes. Use `t.cloneNode` to copy them.\n" + JSON.stringify(node, hidePrivateProperties, 2) + "\nParent:\n" + JSON.stringify(parents.get(node), hidePrivateProperties, 2));
+    }
+
+    nodes.add(node);
+  });
+}
+
 function run(task) {
@@ -160,2 +270,3 @@ var actual = task.actual;
     result = babel.transform(execCode, execOpts);
+    checkDuplicatedNodes(result.ast);
     execCode = result.code;
@@ -176,2 +287,3 @@
     result = babel.transform(actualCode, getOpts(actual));
+    checkDuplicatedNodes(result.ast);
 
@@ -178,0 +290,0 @@ if (!expect.code && result.code && !opts.throws && _fs.default.statSync(_path.default.dirname(expect.loc)).isDirectory() && !process.env.CI) {

package.json

 {
   "name": "@babel/helper-transform-fixture-test-runner",
-  "version": "7.0.0-beta.38",
+  "version": "7.0.0-beta.39",
   "description": "Transform test runner for @babel/helper-fixtures module",
@@ -11,6 +11,6 @@ "author": "Sebastian McKenzie <[e-mail]>",
   "dependencies": {
-    "@babel/code-frame": "7.0.0-beta.38",
-    "@babel/core": "7.0.0-beta.38",
-    "@babel/helper-fixtures": "7.0.0-beta.38",
-    "@babel/polyfill": "7.0.0-beta.38",
+    "@babel/code-frame": "7.0.0-beta.39",
+    "@babel/core": "7.0.0-beta.39",
+    "@babel/helper-fixtures": "7.0.0-beta.39",
+    "@babel/polyfill": "7.0.0-beta.39",
     "chai": "^4.1.0",
@@ -17,0 +17,0 @@ "lodash": "^4.2.0",

New alerts

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Found 1 instance in 1 package

Fixed alerts

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License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

15228

increased by40.01%

Lines of code

350

increased by40.56%

Dependency changes

• + Added@babel/code-frame@7.0.0-beta.39(transitive)

• + Added@babel/core@7.0.0-beta.39(transitive)

• + Added@babel/generator@7.0.0-beta.39(transitive)

• + Added@babel/helper-fixtures@7.0.0-beta.39(transitive)

• + Added@babel/helper-function-name@7.0.0-beta.39(transitive)

• + Added@babel/helper-get-function-arity@7.0.0-beta.39(transitive)

• + Added@babel/helpers@7.0.0-beta.39(transitive)

• + Added@babel/polyfill@7.0.0-beta.39(transitive)

• + Added@babel/template@7.0.0-beta.39(transitive)

• + Added@babel/traverse@7.0.0-beta.39(transitive)

• + Added@babel/types@7.0.0-beta.39(transitive)

• + Addedbabylon@7.0.0-beta.39(transitive)

• - Removed@babel/code-frame@7.0.0-beta.38(transitive)

• - Removed@babel/core@7.0.0-beta.38(transitive)

• - Removed@babel/generator@7.0.0-beta.38(transitive)

• - Removed@babel/helper-fixtures@7.0.0-beta.38(transitive)

• - Removed@babel/helper-function-name@7.0.0-beta.38(transitive)

• - Removed@babel/helper-get-function-arity@7.0.0-beta.38(transitive)

• - Removed@babel/helpers@7.0.0-beta.38(transitive)

• - Removed@babel/polyfill@7.0.0-beta.38(transitive)

• - Removed@babel/template@7.0.0-beta.38(transitive)

• - Removed@babel/traverse@7.0.0-beta.38(transitive)

• - Removed@babel/types@7.0.0-beta.38(transitive)

• - Removedbabylon@7.0.0-beta.38(transitive)

• Updated@babel/code-frame@7.0.0-beta.39

• Updated@babel/core@7.0.0-beta.39

• Updated@babel/helper-fixtures@7.0.0-beta.39

• Updated@babel/polyfill@7.0.0-beta.39