From d3e043ac07d56bff129a0dda3e2a9e233676c1f3 Mon Sep 17 00:00:00 2001
From: TorchedSammy <38820196+TorchedSammy@users.noreply.github.com>
Date: Tue, 12 Apr 2022 22:14:41 -0400
Subject: [PATCH] fix: make delete word function accurately

---
 readline/line.go     | 24 ++++++++++++++++++++++++
 readline/readline.go |  5 +++--
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/readline/line.go b/readline/line.go
index 5b3b282..274d11b 100644
--- a/readline/line.go
+++ b/readline/line.go
@@ -182,3 +182,27 @@ func (rl *Instance) deleteToEnd() {
 	// Keep everything before the cursor
 	rl.line = rl.line[:rl.pos]
 }
+
+func (rl *Instance) emacsForwardWord(tokeniser tokeniser) (adjust int) {
+	// when emacs has more specific stuff, move this in a file with then
+	split, index, pos := tokeniser(rl.line, rl.pos)
+	if len(split) == 0 {
+		return
+	}
+
+	word := rTrimWhiteSpace(split[index])
+
+	switch {
+	case len(split) == 0:
+		return
+	case index == len(split)-1 && pos >= len(word)-1:
+		return
+	case pos >= len(word)-1:
+		word = rTrimWhiteSpace(split[index+1])
+		adjust = len(split[index]) - pos
+		adjust += len(word)
+	default:
+		adjust = len(word) - pos
+	}
+	return
+}
diff --git a/readline/readline.go b/readline/readline.go
index b4ae201..b897811 100644
--- a/readline/readline.go
+++ b/readline/readline.go
@@ -785,8 +785,9 @@ func (rl *Instance) escapeSeq(r []rune) {
 		if rl.modeViMode != VimInsert {
 			return
 		}
-		rl.saveToRegister(rl.viJumpW(tokeniseLine))
-		rl.viDeleteByAdjust(rl.viJumpW(tokeniseLine))
+		rl.saveToRegister(rl.emacsForwardWord(tokeniseLine))
+		// vi delete, emacs forward, funny huh
+		rl.viDeleteByAdjust(rl.emacsForwardWord(tokeniseLine))
 		rl.updateHelpers()
 
 	default: