From f8f34ff0974c2081399ee35bff25e65170ab8b9d Mon Sep 17 00:00:00 2001
From: Kotet <kotet0418@gmail.com>
Date: Mon, 13 May 2019 17:49:12 +0900
Subject: [PATCH] Fix #426

---
 src/dfmt/formatter.d         | 1 +
 tests/allman/issue0426.d.ref | 6 ++++++
 tests/issue0426.d            | 5 +++++
 tests/otbs/issue0426.d.ref   | 5 +++++
 4 files changed, 17 insertions(+)
 create mode 100644 tests/allman/issue0426.d.ref
 create mode 100644 tests/issue0426.d
 create mode 100644 tests/otbs/issue0426.d.ref

diff --git a/src/dfmt/formatter.d b/src/dfmt/formatter.d
index 1214e3b..753a0f3 100644
--- a/src/dfmt/formatter.d
+++ b/src/dfmt/formatter.d
@@ -716,6 +716,7 @@ private:
         }
         else if (index < tokens.length && (currentIs(tok!"@")
                 || isBasicType(tokens[index].type)
+                || currentIs(tok!"extern")
                 || currentIs(tok!"identifier"))
                 && !currentIsIndentedTemplateConstraint())
             write(" ");
diff --git a/tests/allman/issue0426.d.ref b/tests/allman/issue0426.d.ref
new file mode 100644
index 0000000..72d3d26
--- /dev/null
+++ b/tests/allman/issue0426.d.ref
@@ -0,0 +1,6 @@
+import std.stdio;
+
+@safe extern (C) void main()
+{
+    writeln("Hello World!");
+}
diff --git a/tests/issue0426.d b/tests/issue0426.d
new file mode 100644
index 0000000..12855aa
--- /dev/null
+++ b/tests/issue0426.d
@@ -0,0 +1,5 @@
+import std.stdio;
+
+@safe extern(C) void main() {
+    writeln("Hello World!");
+}
\ No newline at end of file
diff --git a/tests/otbs/issue0426.d.ref b/tests/otbs/issue0426.d.ref
new file mode 100644
index 0000000..b43e99a
--- /dev/null
+++ b/tests/otbs/issue0426.d.ref
@@ -0,0 +1,5 @@
+import std.stdio;
+
+@safe extern (C) void main() {
+    writeln("Hello World!");
+}