From caa98c45fdb72294f6317cf6b5741e7e564e2824 Mon Sep 17 00:00:00 2001
From: Paul <_@u1l.de>
Date: Mon, 2 Aug 2021 13:51:43 +0200
Subject: [PATCH] ignore shebang

---
 internal/model/model.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/internal/model/model.go b/internal/model/model.go
index 58ec3e1..1bdd8fd 100644
--- a/internal/model/model.go
+++ b/internal/model/model.go
@@ -164,9 +164,15 @@ func readFile(path string) (string, error) {
 	}
 	content := string(b)
 
+
 	// Pre-process slides if the file is executable to avoid
 	// unintentional code execution when presenting slides
 	if file.IsExecutable(s) {
+		// Remove shebang if file has one
+		if strings.HasPrefix(content, "#!") {
+			content = strings.Join(strings.SplitN(content, "\n", 2)[1:], "\n")
+		}
+
 		content = process.Pre(content)
 	}