From b7ac8eda71b95219763323493e20afbb96c2b465 Mon Sep 17 00:00:00 2001
From: Michael Baird <mbaird@umbel.com>
Date: Fri, 16 Jun 2017 14:33:33 -0500
Subject: [PATCH] add comments

---
 input_definition.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/input_definition.go b/input_definition.go
index d02d4813f..20c2a6f0b 100644
--- a/input_definition.go
+++ b/input_definition.go
@@ -9,6 +9,7 @@ import (
 	"github.com/pilosa/pilosa/internal"
 )
 
+// InputDefinition represents a container for the data input definition.
 type InputDefinition struct {
 	name        string
 	path        string
@@ -18,6 +19,7 @@ type InputDefinition struct {
 	fields      []Field
 }
 
+// NewInputDefinition returns a new instance of InputDefinition.
 func NewInputDefinition(path, index, name string) (*InputDefinition, error) {
 	err := ValidateName(name)
 	if err != nil {
@@ -37,6 +39,7 @@ func (i *InputDefinition) Frames() []InputFrame { return i.frames }
 // Fields returns fields of the input definition was initialized with.
 func (i *InputDefinition) Fields() []Field { return i.fields }
 
+// Open opens and initializes the InputDefinition from file.
 func (i *InputDefinition) Open() error {
 	if err := func() error {
 		if err := os.MkdirAll(i.path, 0777); err != nil {