From 4fc7fb12f68a996429a86c6b5145eea502c96138 Mon Sep 17 00:00:00 2001
From: Eli Flanagan <efx@users.noreply.github.com>
Date: Tue, 25 Aug 2020 13:38:00 -0400
Subject: [PATCH] print document metadata values using as_str

First step of #55.
---
 examples/metadata/src/main.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/examples/metadata/src/main.rs b/examples/metadata/src/main.rs
index 2733af93..3a1015f3 100644
--- a/examples/metadata/src/main.rs
+++ b/examples/metadata/src/main.rs
@@ -11,7 +11,11 @@ fn main() -> Result<(), PdfError> {
 
     let file = File::<Vec<u8>>::open(&path).unwrap();
     if let Some(ref info) = file.trailer.info_dict {
-        eprintln!("{:?}", info);
+        info.iter()
+            .filter(|(_, primitive)| primitive.as_str().is_some())
+            .for_each(|(key, value)| {
+                eprintln!("{:>15}: {}", key, value.as_str().unwrap());
+            });
     }
 
     Ok(())