fix(container.rs): preformatted block escaping newline

2 files changed, 36 insertions, 1 deletions

diff --git a/crates/germ/examples/request_to_gemtext_from_ast.rs b/crates/germ/examples/request_to_gemtext_from_ast.rs
new file mode 100644
index 0000000..174abcf
--- /dev/null
+++ b/crates/germ/examples/request_to_gemtext_from_ast.rs
@@ -0,0 +1,31 @@
+// This file is part of Germ <https://github.com/gemrest/germ>.
+// Copyright (C) 2022-2022 Fuwn <[email protected]>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, version 3.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// Copyright (C) 2022-2022 Fuwn <[email protected]>
+// SPDX-License-Identifier: GPL-3.0-only
+
+fn main() {
+  match germ::request::request(&url::Url::parse("gemini://fuwn.me/").unwrap()) {
+    Ok(response) =>
+      println!(
+        "{}",
+        germ::ast::Ast::from_string(
+          &*response.content().clone().unwrap_or_else(|| "".to_string())
+        )
+        .to_gemtext()
+      ),
+    Err(_) => {}
+  }
+}
diff --git a/crates/germ/src/ast/container.rs b/crates/germ/src/ast/container.rs
index d9e4d18..e1a88a7 100644
--- a/crates/germ/src/ast/container.rs
+++ b/crates/germ/src/ast/container.rs
@@ -258,7 +258,11 @@ impl Ast {
             // preformatted blocks content and increment the line.
             preformatted.push_str(&format!("{}\n", line));
 
-            line = lines.next().unwrap();
+            if let Some(next_line) = lines.next() {
+              line = next_line;
+            } else {
+              break;
+            }
           } else {
             // If we are in a list item and hit a catchall, that must mean that
             // we encountered a line which is not a list line, so