From 2af1936ef8fa764297f2e3163dc318fc8c863ba2 Mon Sep 17 00:00:00 2001
From: Perma Alesheikh <me@prma.dev>
Date: Tue, 9 Jan 2024 14:18:09 +0330
Subject: [PATCH] use map_while to count for always err case.

Reasons:
- Filter_map will run forever if iterator only returns Err with lines.
  This is a possibility for "lines" iterators.
- Map_while will break the mapping the moment the iterator returns error.

Signed-off-by: Perma Alesheikh <me@prma.dev>
---
 src/email/message/command/save.rs          | 2 +-
 src/email/message/command/send.rs          | 2 +-
 src/email/message/template/command/save.rs | 2 +-
 src/email/message/template/command/send.rs | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/email/message/command/save.rs b/src/email/message/command/save.rs
index d7e62f4..bc1b9c2 100644
--- a/src/email/message/command/save.rs
+++ b/src/email/message/command/save.rs
@@ -88,7 +88,7 @@ impl MessageSaveCommand {
             io::stdin()
                 .lock()
                 .lines()
-                .filter_map(Result::ok)
+                .map_while(Result::ok)
                 .collect::<Vec<String>>()
                 .join("\r\n")
         };
diff --git a/src/email/message/command/send.rs b/src/email/message/command/send.rs
index cc212e9..d8c265b 100644
--- a/src/email/message/command/send.rs
+++ b/src/email/message/command/send.rs
@@ -110,7 +110,7 @@ impl MessageSendCommand {
             io::stdin()
                 .lock()
                 .lines()
-                .filter_map(Result::ok)
+                .map_while(Result::ok)
                 .collect::<Vec<_>>()
                 .join("\r\n")
         };
diff --git a/src/email/message/template/command/save.rs b/src/email/message/template/command/save.rs
index 491edb4..37717b1 100644
--- a/src/email/message/template/command/save.rs
+++ b/src/email/message/template/command/save.rs
@@ -92,7 +92,7 @@ impl TemplateSaveCommand {
             io::stdin()
                 .lock()
                 .lines()
-                .filter_map(Result::ok)
+                .map_while(Result::ok)
                 .collect::<Vec<String>>()
                 .join("\n")
         };
diff --git a/src/email/message/template/command/send.rs b/src/email/message/template/command/send.rs
index 4654f2b..3b798eb 100644
--- a/src/email/message/template/command/send.rs
+++ b/src/email/message/template/command/send.rs
@@ -113,7 +113,7 @@ impl TemplateSendCommand {
             io::stdin()
                 .lock()
                 .lines()
-                .filter_map(Result::ok)
+                .map_while(Result::ok)
                 .collect::<Vec<_>>()
                 .join("\n")
         };