dep: Wording tweaks on ineffectuals error message

Author: sdboyer

cmd/dep/ensure.go

@@ -207,9 +207,9 @@ func (cmd *ensureCommand) Run(ctx *dep.Ctx, args []string) error {
 		ctx.Err.Printf("they are not imported in any .go files, nor are they in the 'required' list in\n")
 		ctx.Err.Printf("%s. Dep only applies [[constraint]] rules to direct dependencies, so\n", dep.ManifestName)
 		ctx.Err.Printf("these rules will have no effect.\n\n")
-		ctx.Err.Printf("Either or import/require packages from these projects to make them into direct\n")
-		ctx.Err.Printf("dependencies, or convert the [[constraint]] to an [[override]] to enforce rules\n")
-		ctx.Err.Printf("on these projects if they are transitive dependencies,\n\n")
+		ctx.Err.Printf("Either import/require packages from these projects so that they become direct\n")
+		ctx.Err.Printf("dependencies, or convert each [[constraint]] to an [[override]] to enforce rules\n")
+		ctx.Err.Printf("on these projects, if they happen to be transitive dependencies,\n\n")
 	}
 
 	if cmd.add {
@@ -529,7 +529,7 @@ func (cmd *ensureCommand) runAdd(ctx *dep.Ctx, args []string, p *dep.Project, sm
 			}
 
 			inManifest := p.Manifest.HasConstraintsOn(pc.Ident.ProjectRoot)
-			inImports := exrmap[pc.Ident.ProjectRoot]
+			inImports := exmap[string(pc.Ident.ProjectRoot)]
 			if inManifest && inImports {
 				errCh <- errors.Errorf("nothing to -add, %s is already in %s and the project's direct imports or required list", pc.Ident.ProjectRoot, dep.ManifestName)
 				return