From 62a6308f7e6595a8bcc1656bb21dc8e50e533f64 Mon Sep 17 00:00:00 2001
From: rsteube <rsteube@users.noreply.github.com>
Date: Tue, 1 Aug 2023 08:01:14 +0200
Subject: [PATCH] lexer: remove escape character when EOF follows (lenient)

---
 internal/lexer/lexer.go      | 3 +++
 internal/lexer/lexer_test.go | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/internal/lexer/lexer.go b/internal/lexer/lexer.go
index b51220d3..84b9f6aa 100644
--- a/internal/lexer/lexer.go
+++ b/internal/lexer/lexer.go
@@ -22,6 +22,9 @@ type Tokenset struct {
 
 func Split(s string, pipelines bool) (*Tokenset, error) {
 	tokenset, err := split(s, pipelines)
+	if err != nil && err.Error() == "EOF found after escape character" {
+		return Split(s[:len(s)-1], pipelines) // TODO mark this in tokenset
+	}
 	if err != nil && err.Error() == "EOF found when expecting closing quote" {
 		tokenset, err = split(s+`_"`, pipelines)
 		if err == nil {
diff --git a/internal/lexer/lexer_test.go b/internal/lexer/lexer_test.go
index 77bf2b83..1f52d0b5 100644
--- a/internal/lexer/lexer_test.go
+++ b/internal/lexer/lexer_test.go
@@ -161,4 +161,9 @@ func TestSplit(t *testing.T) {
 		Prefix: `example `,
 		State:  OPEN_SINGLE,
 	})
+
+	_test(`example \`, Tokenset{
+		Tokens: []string{"example", ""},
+		Prefix: `example `,
+	})
 }