posts_nix.go
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posts_nix.go
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	// +build !windows

	package main

	import (
	"fmt"
	"github.com/mitchellh/go-homedir"
	"os"
	"os/exec"
	)

	const (
	dataDirName = ".writeas"
	noEditorErr = "Couldn't find default editor. Try setting $EDITOR environment variable in ~/.profile"
	)

	func parentDataDir() string {
	dir, err := homedir.Dir()
	if err != nil {
	panic(err)
	}

	return dir
	}

	func editPostCmd(fname string) *exec.Cmd {
	editor := os.Getenv("EDITOR")
	if editor == "" {
	// Fall back to default editor
	path, err := exec.LookPath("vim")
	if err != nil {
	path, err = exec.LookPath("nano")
	if err != nil {
	return nil
	}
	}
	editor = path
	}
	return exec.Command(editor, fname)
	}

	func messageRetryCompose(fname string) string {
	return fmt.Sprintf("To retry this post, run:\n cat %s \| writeas", fname)
	}