Add an error message for every error v2 APPLIED

Scott Little: 1
 Add an error message for every error

 1 files changed, 10 insertions(+), 11 deletions(-)

[PATCH v2] Add an error message for every error Export this patch

diff --git a/hcwiki.go b/hcwiki.go
index fe47589..8a4d69f 100644
--- a/hcwiki.go
+++ b/hcwiki.go
@@ -7,7 +7,6 @@ import (
 	"log"
 	"net/url"
 	"os"
-        "log"
 	"os/exec"
 	"path"
 	"strings"
@@ -35,7 +34,7 @@ type frontMatter struct {
 func validateLink(link string, conf config) string {
 	linkURL, err := url.Parse(link)
 	if err != nil {
-		panic(err)
+		log.Fatalf("%v: cannot parse link (%v)", link, err)
 	}
 	if linkURL.Scheme != "" {
 		return conf.InvalidPage
@@ -51,7 +50,7 @@ func parseGmi(filename string, conf config) map[string]interface{} {
 	source := conf.PathToSource + "/" + filename
 	file, err := os.Open(source)
 	if err != nil {
-		panic(err)
+		log.Fatalf("%v: no such file or directory (%v)", source, err)
 	}
 
 	matter := front.NewMatter()
@@ -59,7 +58,7 @@ func parseGmi(filename string, conf config) map[string]interface{} {
 	fmatter, body, err := matter.Parse(file)
 	if err != nil {
 		fmt.Fprintln(os.Stderr, chalk.Red, "Uh oh looks like there's no front matter.")
-		panic(err)
+		log.Fatalf("%v: cannot parse front matter (%v)", source, err)
 	}
 
 	newFilename := strings.Replace(filename, path.Ext(filename), ".gmi", 1) // dark magic that could break at any time 🎵
@@ -69,7 +68,7 @@ func parseGmi(filename string, conf config) map[string]interface{} {
 
 	page, err := gemtext.ParsePage(body)
 	if err != nil {
-		panic(err)
+		log.Fatalf("%v: invalid gemtext (%v)", source, err)
 	}
 
 	for i, item := range page {
@@ -133,7 +132,7 @@ func loadTags(conf config) map[string]interface{} {
 
 	rawJSON, err := os.ReadFile(conf.TagFile)
 	if err != nil {
-		log.Fatalf("Cannot open %v: %v", conf.TagFile, err)
+		log.Fatalf("%v: no such file or directory (%v)", conf.TagFile, err)
 	}
 
 	json.Unmarshal(rawJSON, &tags)
@@ -146,7 +145,7 @@ func buildFiles(conf config) map[string]interface{} {
 
 	files, err := ioutil.ReadDir(conf.PathToSource)
 	if err != nil {
-		panic(err)
+		log.Fatalf("%v: not a directory (%v)", conf.PathToSource, err)
 	}
 
 	for _, file := range files {
@@ -168,11 +167,11 @@ func main() {
 	var conf config
 	tomlData, err := os.ReadFile("config.toml")
 	if err != nil {
-		panic(err)
+		log.Fatalf("Cannot open file 'config.toml': %v", err)
 	}
 
-	if _, err := toml.Decode(string(tomlData), &conf); err != nil {
-		panic(err)
+ 	if _, err := toml.Decode(string(tomlData), &conf); err != nil {
+		log.Fatalf("Cannot decode 'config.toml:  %v", err)
 	}
 
 	usage := `hcwiki - the hack club tilde wiki
@@ -228,7 +227,7 @@ Usage:
 	} else if arguments["list"] == true {
 		files, err := ioutil.ReadDir(conf.PathToSource)
 		if err != nil {
-			panic(err)
+			log.Fatalf("Cannot open %v: no such fiile or directory", conf.PathToSource)
 		}
 
 		for _, file := range files {
-- 
2.33.0