babel-plugin-fake-import-specifiers - npm Package Compare versions

Comparing version 1.0.0 to 1.1.0

package.json

 {
   "name": "babel-plugin-fake-import-specifiers",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "description": "Allow importing pieces while only exporting the whole object",
@@ -5,0 +5,0 @@ "main": "src/index.js",

README.md

@@ -0,0 +0,0 @@ # babel-plugin-fake-import-specifiers

src/index.js

 'use strict';
 
+function convertDasherizedToCamelized(str) {
+  return str.split('-').reduce(function(str, chunk) {
+    if (str === '') {
+      str = chunk;
+    } else {
+      str += chunk.substr(0, 1).toUpperCase() + chunk.substr(1);
+    }
+    return str;
+  }, '');
+}
+
 module.exports = function(babel) {
@@ -9,7 +20,19 @@ var Plugin = babel.Plugin;
   var defaultSpecifierLookup;
+  var newIdentifierLookup;
 
   var visitor = {
     ImportDeclaration: function(node, parent, scope, file) {
-      if (sourcesToFake.indexOf(node.source.value) === -1) {
-        return;
+      let value = node.source.value;
+      let sourceMinusOne;
+      let dasherizedPackageName;
+      if (sourcesToFake.indexOf(value) === -1) {
+        // try to match a partial import
+        // ex: source = 'my-lib'
+        // import aPackage from 'my-lib/a-package';
+        let lastSlashIndex = value.lastIndexOf('/');
+        sourceMinusOne = value.substr(0, lastSlashIndex);
+        if (sourcesToFake.indexOf(sourceMinusOne) === -1) {
+          return;
+        }
+        dasherizedPackageName = value.substr(lastSlashIndex + 1);
       }
@@ -30,22 +53,46 @@
           defaultSpecifier = specifier;
-          break;
+        } else if (dasherizedPackageName) {
+          // ignore partial match imports with non default specifiers
+          // ex: source = 'my-lib'
+          // import { anotherPackage } from 'my-lib/a-package';
+          return;
         }
       }
 
+      function generateNewDefaultSpecifier() {
+        defaultSpecifierIndentifier = scope.generateUidIdentifier();
+        defaultSpecifier = t.importDefaultSpecifier(defaultSpecifierIndentifier);
+      }
+
       var hasSpecifiers;
 
-      specifiers.forEach(function(specifier) {
-        if (!t.isImportSpecifier(specifier)) {
-          return;
-        }
+      function addSpecifierToLookup(name) {
+        defaultSpecifierLookup[name] = defaultSpecifierIndentifier;
+        hasSpecifiers = true;
+      }
 
-        if (!defaultSpecifierIndentifier) {
-          defaultSpecifierIndentifier = scope.generateUidIdentifier();
-          defaultSpecifier = t.importDefaultSpecifier(defaultSpecifierIndentifier);
-        }
+      if (dasherizedPackageName) {
+        node.source.value = sourceMinusOne;
 
-        defaultSpecifierLookup[specifier.local.name] = defaultSpecifierIndentifier;
-        hasSpecifiers = true;
-      });
+        let oldName = defaultSpecifierIndentifier.name;
+        let name = convertDasherizedToCamelized(dasherizedPackageName);
+        newIdentifierLookup[oldName] = name;
 
+        generateNewDefaultSpecifier();
+
+        addSpecifierToLookup(oldName);
+      } else {
+        specifiers.forEach(function(specifier) {
+          if (!t.isImportSpecifier(specifier)) {
+            return;
+          }
+
+          if (!defaultSpecifierIndentifier) {
+            generateNewDefaultSpecifier();
+          }
+
+          addSpecifierToLookup(specifier.local.name);
+        });
+      }
+
       if (hasSpecifiers) {
@@ -67,2 +114,7 @@ node.specifiers = [defaultSpecifier];
 
+      var newIdentifier = newIdentifierLookup[name];
+      if (newIdentifier) {
+        name = newIdentifier;
+      }
+
       return this.replaceWith(
@@ -81,2 +133,3 @@ t.callExpression(
       defaultSpecifierLookup = {};
+      newIdentifierLookup = {};
     }
@@ -83,0 +136,0 @@ };

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Found 1 instance in 1 package

Fixed alerts

License Policy Violation

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Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

6350

increased by32.21%

Lines of code

116

increased by65.71%

No dependency changes