Add docstrings

1 files changed, 5 insertions, 0 deletions

diff --git a/main.go b/main.go
index 9c45241..672bb8d 100644
--- a/main.go
+++ b/main.go
@@ -1,5 +1,7 @@
 // vim: shiftwidth=4 tabstop=4 noexpandtab
 
+// stlscope is a file viewer for the STL file format. It is based on Go
+// and OpenGL.
 package main
 
 import (
@@ -9,11 +11,13 @@ import (
 	"io/ioutil"
 )
 
+// cliArgs contains all data given via command line arguments.
 type cliArgs struct {
 	filePath string
 	debugOutput bool
 }
 
+// main represents the whole functionality of stlscope.
 func main() {
 
 	// read command line arguments and mute log if necessary
@@ -50,6 +54,7 @@ func main() {
 	}
 }
 
+// read reads the command line arguments given to stlscope to a cliArgs struct.
 func (args *cliArgs) read() {
 	flag.BoolVar(&args.debugOutput, "debug", false,
 		"enable to print log output")