From 64edb40a08a1e8de5fbae8730b021f2cc2f31edb Mon Sep 17 00:00:00 2001
From: A Farzat <a@farzat.xyz>
Date: Thu, 18 Jun 2026 21:43:34 +0300
Subject: Move the logic from main.rs to make it testable

---
 src/run.rs | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 src/run.rs

(limited to 'src/run.rs')

diff --git a/src/run.rs b/src/run.rs
new file mode 100644
index 0000000..e9a32c2
--- /dev/null
+++ b/src/run.rs
@@ -0,0 +1,77 @@
+use std::io::{Read, Write};
+
+use repo2markdown::{
+    fenced_md_generator::generate_fenced_markdown, logger::Logger,
+    md_generator::generate_markdown_from_paths,
+};
+
+use crate::cli::Cli;
+
+pub fn run<R: Read, W: Write>(
+    cli: &Cli,
+    input: R,
+    output: W,
+) -> Result<(), Box<dyn std::error::Error>> {
+    let logger = Logger::new(cli.verbosity());
+
+    if cli.fenced {
+        generate_fenced_markdown(
+            input,
+            output,
+            cli.render_options(),
+            &cli.root,
+            &cli.origin,
+            cli.name.as_deref(),
+            logger,
+        )
+    } else {
+        generate_markdown_from_paths(
+            input,
+            output,
+            cli.render_options(),
+            &cli.root,
+            &cli.origin,
+            cli.name.as_deref(),
+            logger,
+        )
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use std::io::Cursor;
+
+    use clap::Parser;
+
+    use crate::cli::Cli;
+
+    use super::run;
+
+    #[test]
+    fn run_does_not_fence_output_by_default() {
+        let cli = Cli::try_parse_from(["repo2markdown", "--name", "Project name"]).unwrap();
+
+        let input = Cursor::new(b"");
+        let mut output = Vec::new();
+
+        run(&cli, input, &mut output).unwrap();
+
+        assert_eq!(String::from_utf8(output).unwrap(), "# Project name\n");
+    }
+
+    #[test]
+    fn run_uses_fenced_output_when_requested() {
+        let cli =
+            Cli::try_parse_from(["repo2markdown", "--fenced", "--name", "Project name"]).unwrap();
+
+        let input = Cursor::new(b"");
+        let mut output = Vec::new();
+
+        run(&cli, input, &mut output).unwrap();
+
+        assert_eq!(
+            String::from_utf8(output).unwrap(),
+            "```markdown\n# Project name\n```\n"
+        );
+    }
+}
-- 
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