Use package.disable to prevent packaging with SLS <= 1.17.

Author: Frank Schmid

lib/packageModules.js

@@ -8,12 +8,14 @@ const fs = require('fs');
 const glob = require('glob');
 const semver = require('semver');
 
-function setArtifactPath(func, artifactPath) {
+function setArtifactPath(funcName, func, artifactPath) {
   const version = this.serverless.getVersion();
 
   // Serverless changed the artifact path location in version 1.18
   if (semver.lt(version, '1.18.0')) {
     func.artifact = artifactPath;
+    func.package = _.assign({}, func.package, { disable: true });
+    this.serverless.cli.log(`${funcName} is packaged by the webpack plugin. Ignore messages from SLS.`);
   } else {
     func.package = {
       artifact: artifactPath,
@@ -87,7 +89,7 @@ module.exports = {
         this.serverless.cli.log(`Zip ${_.isEmpty(entryFunction) ? 'service' : 'function'}: ${modulePath} [${_.now() - startZip} ms]`))
       .then(artifactPath => {
         if (_.get(this.serverless, 'service.package.individually')) {
-          setArtifactPath.call(this, entryFunction.func, path.relative(this.serverless.config.servicePath, artifactPath));
+          setArtifactPath.call(this, entryFunction.funcName, entryFunction.func, path.relative(this.serverless.config.servicePath, artifactPath));
         }
         return artifactPath;
       });
@@ -98,7 +100,7 @@ module.exports = {
         const allFunctionNames = this.serverless.service.getAllFunctions();
         _.forEach(allFunctionNames, funcName => {
           const func = this.serverless.service.getFunction(funcName);
-          setArtifactPath.call(this, func, path.relative(this.serverless.config.servicePath, artifacts[0]));
+          setArtifactPath.call(this, funcName, func, path.relative(this.serverless.config.servicePath, artifacts[0]));
         });
         // For Google set the service artifact path
         if (_.get(this.serverless, 'service.provider.name') === 'google') {