From b0f3b60a71b8ca327da859e5f4a7cd8eb5bea4e7 Mon Sep 17 00:00:00 2001
From: Kurt Jung <kurt.w.jung@gmail.com>
Date: Fri, 9 Oct 2015 16:07:19 -0400
Subject: Remove some development comments

---
 compare.go                  |  5 -----
 internal/example/example.go | 34 +++-------------------------------
 2 files changed, 3 insertions(+), 36 deletions(-)

diff --git a/compare.go b/compare.go
index dadf5eb..6a79cba 100644
--- a/compare.go
+++ b/compare.go
@@ -64,8 +64,6 @@ func writeBytes(leadStr string, startPos int, sl []byte) {
 func checkBytes(pos int, sl1, sl2 []byte) (eq bool) {
 	eq = bytes.Equal(sl1, sl2)
 	if !eq {
-		// 		fmt.Printf("< %v\n", sl1)
-		// 		fmt.Printf("> %v\n", sl2)
 		writeBytes("<", pos, sl1)
 		writeBytes(">", pos, sl2)
 	}
@@ -88,13 +86,11 @@ func compareBytes(sl1, sl2 []byte) (err error) {
 	if length > len2 {
 		length = len2
 	}
-	// fmt.Printf("Len 1 %d, Len 2 %d, Len %d\n", len1, len2, length)
 	for posStart < length-1 {
 		posEnd = posStart + 16
 		if posEnd > length {
 			posEnd = length
 		}
-		// fmt.Printf("%d to %d\n", posStart, posEnd)
 		if !checkBytes(posStart, sl1[posStart:posEnd], sl2[posStart:posEnd]) {
 			diffs = true
 		}
@@ -129,7 +125,6 @@ func ComparePDFs(rdr1, rdr2 io.Reader) (err error) {
 // error.
 func ComparePDFFiles(file1Str, file2Str string) (err error) {
 	var sl1, sl2 []byte
-	// fmt.Printf("Comparing [%s] with [%s]\n", file1Str, file2Str)
 	sl1, err = ioutil.ReadFile(file1Str)
 	if err == nil {
 		sl2, err = ioutil.ReadFile(file2Str)
diff --git a/internal/example/example.go b/internal/example/example.go
index b95972c..b29561c 100644
--- a/internal/example/example.go
+++ b/internal/example/example.go
@@ -19,10 +19,8 @@ package example
 
 import (
 	"fmt"
-	//	"io/ioutil"
 	"os"
 	"path/filepath"
-	"regexp"
 	"strings"
 
 	"github.com/jung-kurt/gofpdf"
@@ -90,45 +88,19 @@ func Filename(baseStr string) string {
 	return PdfFile(baseStr + ".pdf")
 }
 
-var (
-	// 00000230  44 46 20 31 2e 37 29 0a  2f 43 72 65 61 74 69 6f  |DF 1.7)./Creatio|
-	// 00000240  6e 44 61 74 65 20 28 44  3a 32 30 31 35 31 30 30  |nDate (D:2015100|
-	// 00000250  38 31 32 33 30 34 35 29  0a 3e 3e 0a 65 6e 64 6f  |8123045).>>.endo|
-	creationDateRe = regexp.MustCompile("/CreationDate \\(D:\\d{14}\\)")
-	fixDate        = []byte("/CreationDate (D:20000101000000)")
-)
-
 // referenceCompare compares the specified file with the file's reference copy
 // located in the 'reference' subdirectory. All bytes of the two files are
-// compared except for the value of the /CreationDate field in the PDF. An
-// error is returned if the two files do not match. If the reference file does
-// not exist, a copy of the specified file is made and a non-nil error is
-// returned only if this copy fails. If the reference file exists but has zero
-// length, the file will not be overwritten and will be considered to be equal
-// to the example file. This is intended to facilitate initial example
-// development.
+// compared except for the value of the /CreationDate field in the PDF. This
+// function succeeds if both files are equivalent except for their
+// /CreationDate values or if the reference file does not exist.
 func referenceCompare(fileStr string) (err error) {
 	var refFileStr, refDirStr, dirStr, baseFileStr string
-	// var fileBuf []byte
-	// var info os.FileInfo
 	dirStr, baseFileStr = filepath.Split(fileStr)
 	refDirStr = filepath.Join(dirStr, "reference")
 	err = os.MkdirAll(refDirStr, 0755)
 	if err == nil {
 		refFileStr = filepath.Join(refDirStr, baseFileStr)
-		// info, err = os.Stat(refFileStr)
-		// if err == nil {
-		//	if info.Size() > 0 {
 		err = gofpdf.ComparePDFFiles(fileStr, refFileStr)
-		//	}
-		// 		} else {
-		// 			// Reference file is missing. Create it with a copy of the example file.
-		// 			// Overwrite error with copy error.
-		// 			fileBuf, err = ioutil.ReadFile(fileStr)
-		// 			if err == nil {
-		// 				err = ioutil.WriteFile(refFileStr, fileBuf, 0644)
-		// 			}
-		// 		}
 	}
 	return
 }
-- 
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