Only print non-empty results

Author: huangsam

cmd/namigo/main.go

@@ -93,32 +93,38 @@ func main() {
 
 	time.Sleep(500 * time.Millisecond)
 
-	fmt.Printf("%d Golang results found. First %d are:\n", len(ptf.results.golang), maxResultsToPrint)
-	for i, res := range ptf.results.golang {
-		if i >= maxResultsToPrint {
-			break
+	if len(ptf.results.golang) > 0 {
+		fmt.Printf("%d Golang results found. First %d are:\n", len(ptf.results.golang), maxResultsToPrint)
+		for i, res := range ptf.results.golang {
+			if i >= maxResultsToPrint {
+				break
+			}
+			content := fmt.Sprintf("\t[golang] %s %s ->\n\t\t%s", res.Name, res.Path, res.Description)
+			fmt.Println(content)
 		}
-		content := fmt.Sprintf("\t[golang] %s %s ->\n\t\t%s", res.Name, res.Path, res.Description)
-		fmt.Println(content)
+		fmt.Println()
 	}
-	fmt.Println()
 
-	fmt.Printf("%d NPM results found. First %d are:\n", len(ptf.results.npm), maxResultsToPrint)
-	for i, res := range ptf.results.npm {
-		if i >= maxResultsToPrint {
-			break
+	if len(ptf.results.npm) > 0 {
+		fmt.Printf("%d NPM results found. First %d are:\n", len(ptf.results.npm), maxResultsToPrint)
+		for i, res := range ptf.results.npm {
+			if i >= maxResultsToPrint {
+				break
+			}
+			content := fmt.Sprintf("\t[npm] %s [exact=%v] ->\n\t\t%s", res.Name, res.IsExactMatch, res.Description)
+			fmt.Println(content)
 		}
-		content := fmt.Sprintf("\t[npm] %s [exact=%v] ->\n\t\t%s", res.Name, res.IsExactMatch, res.Description)
-		fmt.Println(content)
+		fmt.Println()
 	}
-	fmt.Println()
 
-	fmt.Printf("%d PyPI results found. First %d are:\n", len(ptf.results.pypi), maxResultsToPrint)
-	for i, res := range ptf.results.pypi {
-		if i >= maxResultsToPrint {
-			break
+	if len(ptf.results.pypi) > 0 {
+		fmt.Printf("%d PyPI results found. First %d are:\n", len(ptf.results.pypi), maxResultsToPrint)
+		for i, res := range ptf.results.pypi {
+			if i >= maxResultsToPrint {
+				break
+			}
+			content := fmt.Sprintf("\t[pypi] %s ->\n\t\t%s", res.Name, res.Description)
+			fmt.Println(content)
 		}
-		content := fmt.Sprintf("\t[pypi] %s ->\n\t\t%s", res.Name, res.Description)
-		fmt.Println(content)
 	}
 }