Ensure target exists by creating directories

instruction.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"log"
 	"os"
-	"path"
+	"path/filepath"
 	"regexp"
 	"strconv"
 	"strings"
@@ -122,7 +122,7 @@ func (instruction *LinkInstruction) RunAsync(status chan (error)) {
 					status <- fmt.Errorf("could not stat %s%s%s, stopping; err: %s%+v%s", TargetColor, instruction.Target, DefaultColor, ErrorColor, err, DefaultColor)
 					return
 				}
-				if info.Mode().IsRegular() && info.Name() == path.Base(instruction.Source) {
+				if info.Mode().IsRegular() && info.Name() == filepath.Base(instruction.Source) {
 					log.Printf("Overwriting existing file %s%s%s", TargetColor, instruction.Target, DefaultColor)
 					err := os.Remove(instruction.Target)
 					if err != nil {
@@ -149,6 +149,15 @@ func (instruction *LinkInstruction) RunAsync(status chan (error)) {
 		}
 	}
 
+	targetDir := filepath.Dir(instruction.Target)
+	if _, err := os.Stat(targetDir); os.IsNotExist(err) {
+		err = os.MkdirAll(targetDir, 0755)
+		if err != nil {
+			status <- fmt.Errorf("failed creating directory %s%s%s due to %s%+v%s", TargetColor, targetDir, DefaultColor, ErrorColor, err, DefaultColor)
+			return
+		}
+	}
+
 	var err error
 	if instruction.Hard {
 		err = os.Link(instruction.Source, instruction.Target)