code: function(nodePath, state) {
          var replacements = [];
  
          if ( nodePath.node.source.value.match(/^[\./]/) ) {
            nodePath.node.specifiers.forEach(function(specifier) {
              var expr = getGlobalExpression(
                state,
                removeExtensions(nodePath.node.source.value),
                specifier.imported ? specifier.imported.name : null,
                t.isImportNamespaceSpecifier(specifier)
              );
              replacements.push(t.variableDeclaration('var', [
                t.variableDeclarator(specifier.local, expr)
              ]));
            });
          }
          nodePath.replaceWithMultiple(replacements);
        }
docs: Replaces import declarations with assignments from global to local variables.
  @param {!NodePath} nodePath
  @param {!Object} state