babel-core - npm Package Compare versions

Comparing version 6.26.2 to 6.26.3

lib/transformation/file/merge-map.js

@@ -37,7 +37,2 @@ "use strict";
 
-  if (output.sources.length !== 1) {
-    throw new Error("Assertion failure - expected a single output file");
-  }
-  var defaultSource = output.sources[0];
-
   var mergedGenerator = new _sourceMap2.default.SourceMapGenerator();
@@ -64,59 +59,62 @@ for (var _iterator = input.sources, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : (0, _getIterator3.default)(_iterator);;) {
 
-  var insertedMappings = new _map2.default();
+  if (output.sources.length === 1) {
+    var defaultSource = output.sources[0];
+    var insertedMappings = new _map2.default();
 
-  eachInputGeneratedRange(input, function (generated, original, source) {
-    eachOverlappingGeneratedOutputRange(defaultSource, generated, function (item) {
-      var key = makeMappingKey(item);
-      if (insertedMappings.has(key)) return;
-      insertedMappings.set(key, item);
+    eachInputGeneratedRange(input, function (generated, original, source) {
+      eachOverlappingGeneratedOutputRange(defaultSource, generated, function (item) {
+        var key = makeMappingKey(item);
+        if (insertedMappings.has(key)) return;
+        insertedMappings.set(key, item);
 
-      mergedGenerator.addMapping({
-        source: source.path,
-        original: {
-          line: original.line,
-          column: original.columnStart
-        },
-        generated: {
-          line: item.line,
-          column: item.columnStart
-        },
-        name: original.name
+        mergedGenerator.addMapping({
+          source: source.path,
+          original: {
+            line: original.line,
+            column: original.columnStart
+          },
+          generated: {
+            line: item.line,
+            column: item.columnStart
+          },
+          name: original.name
+        });
       });
     });
-  });
 
-  for (var _iterator2 = insertedMappings.values(), _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : (0, _getIterator3.default)(_iterator2);;) {
-    var _ref3;
+    for (var _iterator2 = insertedMappings.values(), _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : (0, _getIterator3.default)(_iterator2);;) {
+      var _ref3;
 
-    if (_isArray2) {
-      if (_i2 >= _iterator2.length) break;
-      _ref3 = _iterator2[_i2++];
-    } else {
-      _i2 = _iterator2.next();
-      if (_i2.done) break;
-      _ref3 = _i2.value;
-    }
+      if (_isArray2) {
+        if (_i2 >= _iterator2.length) break;
+        _ref3 = _iterator2[_i2++];
+      } else {
+        _i2 = _iterator2.next();
+        if (_i2.done) break;
+        _ref3 = _i2.value;
+      }
 
-    var item = _ref3;
+      var item = _ref3;
 
-    if (item.columnEnd === Infinity) {
-      continue;
-    }
+      if (item.columnEnd === Infinity) {
+        continue;
+      }
 
-    var clearItem = {
-      line: item.line,
-      columnStart: item.columnEnd
-    };
+      var clearItem = {
+        line: item.line,
+        columnStart: item.columnEnd
+      };
 
-    var key = makeMappingKey(clearItem);
-    if (insertedMappings.has(key)) {
-      continue;
+      var key = makeMappingKey(clearItem);
+      if (insertedMappings.has(key)) {
+        continue;
+      }
+
+      mergedGenerator.addMapping({
+        generated: {
+          line: clearItem.line,
+          column: clearItem.columnStart
+        }
+      });
     }
-
-    mergedGenerator.addMapping({
-      generated: {
-        line: clearItem.line,
-        column: clearItem.columnStart
-      }
-    });
   }
@@ -123,0 +121,0 @@

package.json

 {
   "name": "babel-core",
-  "version": "6.26.2",
+  "version": "6.26.3",
   "description": "Babel compiler core.",
@@ -5,0 +5,0 @@ "author": "Sebastian McKenzie <[e-mail]>",

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Improved metrics

Total package byte prevSize

106709

increased by0.02%

Worsened metrics

Lines of code

2687

decreased by-0.04%

No dependency changes