1 files changed, 8 insertions, 0 deletions
diff --git a/main/command.go b/main/command.go
index c61b0cd..8053b86 100644
--- a/main/command.go
+++ b/main/command.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"main/walk"
+	"main/subex"
 )
 
 type PrintValueCommand struct {}
@@ -103,6 +104,13 @@ func (cmd DeleteAllCommand) exec(state *ProgramState) {
 	state.space = nil
 }
 
+type SubstituteCommand struct {
+	subex subex.SubexState
+}
+func (cmd SubstituteCommand) exec(state *ProgramState) {
+	// TODO
+}
+
 type Command interface {
 	exec(*ProgramState)
 }
 \ No newline at end of file