From 5440d31f995d9143e4f14a343a41aaab227ffbad Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Tue, 11 Oct 2016 00:45:05 +0100
Subject: Only create a default *scratch* when we dont have any non debug
 buffers

Fixes #852
Closes #856
---
 src/buffer_manager.cc | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src/buffer_manager.cc')

diff --git a/src/buffer_manager.cc b/src/buffer_manager.cc
index 03f2424e..bc88a752 100644
--- a/src/buffer_manager.cc
+++ b/src/buffer_manager.cc
@@ -45,6 +45,9 @@ Buffer* BufferManager::create_buffer(String name, Buffer::Flags flags,
     auto& buffer = *m_buffers.front();
     buffer.on_registered();
 
+    if (contains(m_buffer_trash, &buffer))
+        throw runtime_error("Buffer got removed during its creation");
+
     return &buffer;
 }
 
@@ -82,6 +85,15 @@ Buffer& BufferManager::get_buffer(StringView name)
     return *res;
 }
 
+Buffer& BufferManager::get_first_buffer()
+{
+    if (not contains_that(m_buffers, [](const std::unique_ptr<Buffer>& p)
+                          { return not (p->flags() & Buffer::Flags::Debug); }))
+        create_buffer("*scratch*", Buffer::Flags::None);
+
+    return *m_buffers.front();
+}
+
 void BufferManager::backup_modified_buffers()
 {
     for (auto& buf : m_buffers)
-- 
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