get_urls_from_pdf: Return a `Vec<String>` instead of printing

Facilitate testing by returning a vec of URLs instead of printing them
directly to STDOUT.

1 files changed, 5 insertions, 1 deletions

diff --git a/src/main.rs b/src/main.rs
index 9bd5c37..049fcd2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,7 +2,11 @@ use pdf_urls::get_urls_from_pdf;
 
 fn main() {
     match get_urls_from_pdf("example.pdf") {
-        Ok(_) => (),
+        Ok(urls) => {
+            for url in urls {
+                println!("{}", url);
+            }
+        },
         Err(err) => eprintln!("error: {}", err),
     }
 }