feat: use goroutines for doc gen loop

cmd/docgen/docgen.go

@@ -9,6 +9,7 @@ import (
 	"go/token"
 	"strings"
 	"os"
+	"sync"
 )
 
 var header = `---
@@ -146,11 +147,18 @@ func main() {
 		}
 	}
 
+	var wg sync.WaitGroup
+	wg.Add(len(docs) * 2)
+
 	for mod, v := range docs {
 		modN := mod
 		if mod == "main" {
 			modN = "hilbish"
 		}
+
+		go func(modName string) {
+			defer wg.Done()
+
 			f, _ := os.Create("docs/api/" + modN + ".md")
 			f.WriteString(fmt.Sprintf(header, modN, v.ShortDescription))
 			f.WriteString(fmt.Sprintf("## Introduction\n%s\n\n## Functions\n", v.Description))
@@ -163,12 +171,16 @@ func main() {
 				}
 				f.WriteString("\n")
 			}
+		}(modN)
+
+		go func(md, modName string) {
+			defer wg.Done()
 
 			ff, _ := os.Create("emmyLuaDocs/" + modN + ".lua")
 			ff.WriteString("--- @meta\n\nlocal " + modN + " = {}\n\n")
-		for _, em := range emmyDocs[mod] {
+			for _, em := range emmyDocs[md] {
 				funcdocs := []string{}
-			for _, dps := range docs[mod].Docs{
+				for _, dps := range docs[md].Docs{
 					if dps.FuncName == em.FuncName {
 						funcdocs = dps.Doc
 					}
@@ -180,5 +192,7 @@ func main() {
 				ff.WriteString("function " + modN + "." + em.FuncName + "(" + strings.Join(em.Params, ", ") + ") end\n\n")
 			}
 			ff.WriteString("return " + modN + "\n")
+		}(mod, modN)
 	}
+	wg.Wait()
 }