Restore zcash.go

script/zcash.go

@@ -0,0 +1,100 @@
+package main
+
+import (
+	"html/template"
+	"io"
+	"os"
+	"os/exec"
+	"strings"
+)
+
+type Command struct {
+	Name        string
+	Description string
+}
+
+type Group struct {
+	Name     string
+	Commands []Command
+}
+
+type Document struct {
+	Command *Command
+	Groups  []Group
+}
+
+func main() {
+	first := run("help")
+	split := strings.Split(first, "\n")
+
+	groups := make([]Group, 0)
+	commands := make([]Command, 0)
+	lastGroupName := ""
+
+	for _, line := range split {
+		if len(line) > 0 {
+			if strings.HasPrefix(line, "== ") {
+				if len(commands) != 0 {
+					g := Group{
+						Name:     lastGroupName,
+						Commands: commands,
+					}
+					groups = append(groups, g)
+					commands = make([]Command, 0)
+				}
+				lastGroupName = line[3 : len(line)-3]
+			} else {
+				name := strings.Split(line, " ")[0]
+				desc := run("help", name)
+				comm := Command{
+					Name:        name,
+					Description: desc,
+				}
+				commands = append(commands, comm)
+			}
+		}
+	}
+
+	g := Group{
+		Name:     lastGroupName,
+		Commands: commands,
+	}
+	groups = append(groups, g)
+
+	tmpl := template.Must(template.ParseFiles("template.html"))
+	tmpl.Execute(open("../index.html"), Document{
+		Command: nil,
+		Groups:  groups,
+	})
+
+	for _, group := range groups {
+		for _, command := range group.Commands {
+			tmpl.Execute(open("../"+command.Name+".html"), Document{
+				Command: &command,
+				Groups:  groups,
+			})
+		}
+	}
+}
+
+func check(e error) {
+	if e != nil {
+		panic(e)
+	}
+}
+
+func open(path string) io.Writer {
+	f, err := os.Create(path)
+	// not closing, program will close sooner
+	check(err)
+	return f
+}
+
+func run(args ...string) string {
+	out, err := exec.Command("/home/marsh/v4.5.1-1_github_docs/zcash/src/zcash-cli", args...).CombinedOutput()
+	if err != nil {
+		panic(err)
+	}
+
+	return string(out)
+}