Fix dotnet#454 by demanding that --name be specified if no non-empty …

…name can be determined
mlorbetske · Mar 22, 2017 · 4dbafd4 · 4dbafd4
1 parent 001467b
commit 4dbafd4
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/Microsoft.TemplateEngine.Edge/Template/TemplateCreator.cs b/src/Microsoft.TemplateEngine.Edge/Template/TemplateCreator.cs
@@ -31,6 +31,12 @@ public async Task<TemplateCreationResult> InstantiateAsync(ITemplateInfo templat
             }
 
             string realName = name ?? template.DefaultName ?? fallbackName;
+
+            if(string.IsNullOrEmpty(realName))
+            {
+                return new TemplateCreationResult("--name", CreationResultStatus.InvalidParamValues, template.Name);
+            }
+
             // there should never be param errors here. If there are, the template is malformed, or the host gave an invalid value.
             IParameterSet templateParams = SetupDefaultParamValuesFromTemplateAndHost(template, realName, out IList<string> defaultParamsWithInvalidValues);
             if (defaultParamsWithInvalidValues.Any())