babel-helper-evaluate-path - npm Package Compare versions

Comparing version 0.3.0-alpha.cf9a0da2 to 0.3.0-alpha.d9c99d3f

lib/index.js

@@ -5,7 +5,3 @@ "use strict";
 
-module.exports = function evaluate(path) {
-  var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
-      _ref$tdz = _ref.tdz,
-      tdz = _ref$tdz === undefined ? false : _ref$tdz;
-
+module.exports = function evaluate(path, { tdz = false } = {}) {
   if (!tdz) {
@@ -19,3 +15,3 @@ return baseEvaluate(path);
 
-  var state = {
+  const state = {
     confident: true
@@ -30,3 +26,3 @@ };
     ReferencedIdentifier(idPath) {
-      var binding = idPath.scope.getBinding(idPath.node.name);
+      const binding = idPath.scope.getBinding(idPath.node.name);
       // don't deopt globals
@@ -36,3 +32,3 @@ // let babel take care of it
 
-      var evalResult = evaluateIdentifier(idPath);
+      const evalResult = evaluateIdentifier(idPath);
       if (!evalResult.confident) {
@@ -71,6 +67,6 @@ state.confident = evalResult.confident;
 
-  var node = path.node;
+  const node = path.node;
 
 
-  var binding = path.scope.getBinding(node.name);
+  const binding = path.scope.getBinding(node.name);
 
@@ -92,3 +88,3 @@ if (!binding) {
   // or "var" referenced in an outer scope
-  var flowEvalResult = evaluateBasedOnControlFlow(binding, path);
+  const flowEvalResult = evaluateBasedOnControlFlow(binding, path);
 
@@ -120,3 +116,3 @@ if (flowEvalResult.confident) {
     // early-exit
-    var declaration = binding.path.parentPath;
+    const declaration = binding.path.parentPath;
     if (declaration.parentPath.isIfStatement() || declaration.parentPath.isLoop() || declaration.parentPath.isSwitchCase()) {
@@ -126,4 +122,4 @@ return { shouldDeopt: true };
 
-    var blockParent = binding.path.scope.getBlockParent().path;
-    var fnParent = binding.path.getFunctionParent();
+    let blockParent = binding.path.scope.getBlockParent().path;
+    const fnParent = binding.path.getFunctionParent();
 
@@ -135,5 +131,3 @@ if (blockParent === fnParent) {
     // detect Usage Outside Init Scope
-    if (!blockParent.get("body").some(function (stmt) {
-      return stmt.isAncestor(refPath);
-    })) {
+    if (!blockParent.get("body").some(stmt => stmt.isAncestor(refPath))) {
       return { shouldDeopt: true };
@@ -143,5 +137,5 @@ }
     // Detect usage before init
-    var stmts = fnParent.isProgram() ? fnParent.get("body") : fnParent.get("body").get("body");
+    const stmts = fnParent.isProgram() ? fnParent.get("body") : fnParent.get("body").get("body");
 
-    var compareResult = compareBindingAndReference({
+    const compareResult = compareBindingAndReference({
       binding,
@@ -161,10 +155,10 @@ refPath,
     // binding.path is the declarator
-    var declarator = binding.path;
-    var _declaration = declarator.parentPath;
+    const declarator = binding.path;
+    const declaration = declarator.parentPath;
 
-    if (_declaration.parentPath.isIfStatement() || _declaration.parentPath.isLoop() || _declaration.parentPath.isSwitchCase()) {
+    if (declaration.parentPath.isIfStatement() || declaration.parentPath.isLoop() || declaration.parentPath.isSwitchCase()) {
       return { shouldDeopt: true };
     }
 
-    var scopePath = declarator.scope.path;
+    let scopePath = declarator.scope.path;
     if (scopePath.isFunction() || scopePath.isCatchClause()) {
@@ -175,15 +169,15 @@ scopePath = scopePath.get("body");
     // Detect Usage before Init
-    var _stmts = scopePath.get("body");
+    const stmts = scopePath.get("body");
 
-    var _compareResult = compareBindingAndReference({
+    const compareResult = compareBindingAndReference({
       binding,
       refPath,
-      stmts: _stmts
+      stmts
     });
 
-    if (_compareResult.reference && _compareResult.binding) {
-      if (_compareResult.reference.scope === "current" && _compareResult.reference.idx < _compareResult.binding.idx) {
+    if (compareResult.reference && compareResult.binding) {
+      if (compareResult.reference.scope === "current" && compareResult.reference.idx < compareResult.binding.idx) {
         throw new Error(`ReferenceError: Used ${refPath.node.name}: ` + `${binding.kind} binding before declaration`);
       }
-      if (_compareResult.reference.scope === "other") {
+      if (compareResult.reference.scope === "other") {
         return { shouldDeopt: true };
@@ -197,8 +191,4 @@ }
 
-function compareBindingAndReference(_ref2) {
-  var binding = _ref2.binding,
-      refPath = _ref2.refPath,
-      stmts = _ref2.stmts;
-
-  var state = {
+function compareBindingAndReference({ binding, refPath, stmts }) {
+  const state = {
     binding: null,
@@ -214,8 +204,8 @@ reference: null
     for (var _iterator = stmts.entries()[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
-      var _ref3 = _step.value;
+      const _ref = _step.value;
 
-      var _ref4 = _slicedToArray(_ref3, 2);
+      var _ref2 = _slicedToArray(_ref, 2);
 
-      var idx = _ref4[0];
-      var stmt = _ref4[1];
+      const idx = _ref2[0];
+      const stmt = _ref2[1];
 
@@ -231,3 +221,3 @@ if (stmt.isAncestor(binding.path)) {
         for (var _iterator2 = binding.referencePaths[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
-          var ref = _step2.value;
+          const ref = _step2.value;
 
@@ -234,0 +224,0 @@ if (ref === refPath && stmt.isAncestor(ref)) {

package.json

 {
   "name": "babel-helper-evaluate-path",
-  "version": "0.3.0-alpha.cf9a0da2",
+  "version": "0.3.0-alpha.d9c99d3f",
   "description": "path.evaluate wrapped in a try catch",
@@ -5,0 +5,0 @@ "keywords": [

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Worsened metrics

Total package byte prevSize

8346

decreased by-2.66%

Lines of code

211

decreased by-3.65%

No dependency changes