From 2623e80a937a7d0e077a3681e13883778d1032b5 Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Wed, 6 Oct 2021 00:08:14 +0200
Subject: Simplified some code

---
 pkg/pointer/exec.go        | 17 ++++-------------
 pkg/pointer/pointer.go     |  5 ++---
 pkg/pointer/stack-stack.go |  2 +-
 3 files changed, 7 insertions(+), 17 deletions(-)

(limited to 'pkg/pointer')

diff --git a/pkg/pointer/exec.go b/pkg/pointer/exec.go
index 2a0776d..9859360 100644
--- a/pkg/pointer/exec.go
+++ b/pkg/pointer/exec.go
@@ -21,7 +21,6 @@ func (p *Pointer) Exec(f *field.Field) (done bool, returnValue *int) {
 		}
 		if c == '"' {
 			p.stringMode = false
-			p.lastCharWasSpace = false
 		} else {
 			if c == ' ' {
 				p.lastCharWasSpace = true
@@ -65,27 +64,19 @@ func (p *Pointer) eval(c int, f *field.Field) (done bool, returnValue *int) {
 		v := p.ss.head.Pop()
 		return true, &v
 	case 'k':
+		x, y := p.x, p.y
 		n := p.ss.head.Pop()
 		c = p.StepAndGet(*f)
-		steps := 1
 		for jumpingMode := false; jumpingMode || c == ' ' || c == ';'; c = p.StepAndGet(*f) {
-			steps += 1
 			if c == ';' {
 				jumpingMode = !jumpingMode
 			}
 		}
 		if n > 0 {
-			// we need to reverse that step
-			p.Reverse()
-			for i := 0; i < steps; i++ {
-				p.Step(*f)
-			}
-			p.Reverse()
+			p.x, p.y = x, y
 			if c != ' ' && c != ';' {
-				if n > 0 {
-					for i := 0; i < n; i++ {
-						p.eval(c, f)
-					}
+				for i := 0; i < n; i++ {
+					p.eval(c, f)
 				}
 			}
 		}
diff --git a/pkg/pointer/pointer.go b/pkg/pointer/pointer.go
index 1465145..4467235 100644
--- a/pkg/pointer/pointer.go
+++ b/pkg/pointer/pointer.go
@@ -99,9 +99,8 @@ func (p *Pointer) Redirect(c int) bool {
 	case 'r':
 		p.Reverse()
 	case 'x':
-		dy := p.ss.head.Pop()
-		dx := p.ss.head.Pop()
-		p.RedirectTo(dx, dy)
+		p.dy = p.ss.head.Pop()
+		p.dx = p.ss.head.Pop()
 	default:
 		return false
 	}
diff --git a/pkg/pointer/stack-stack.go b/pkg/pointer/stack-stack.go
index 404542c..4bbfb73 100644
--- a/pkg/pointer/stack-stack.go
+++ b/pkg/pointer/stack-stack.go
@@ -80,7 +80,7 @@ func (ss *StackStack) End(p *Pointer) (reflect bool) {
 		}
 	}
 	ss.height--
-	ss.head = ss.head.next
+	ss.head = soss
 	return false
 }
 
-- 
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