From b3aa441c2d61ba324396deaf70f2c5818fd3f528 Mon Sep 17 00:00:00 2001
From: Lakelezz <12222135+Lakelezz@users.noreply.github.com>
Date: Sat, 7 Oct 2017 14:34:39 +0200
Subject: Help-commands filtering and Member-prefix-search (#182)

---
 src/model/guild/mod.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'src/model')

diff --git a/src/model/guild/mod.rs b/src/model/guild/mod.rs
index 8173a04..e6023cb 100644
--- a/src/model/guild/mod.rs
+++ b/src/model/guild/mod.rs
@@ -741,6 +741,24 @@ impl Guild {
             })
     }
 
+    /// Retrieves all [`Member`] that start with a given `String`.
+    ///
+    /// If the prefix is "zey", following results are possible:
+    /// - "zey", "zeyla", "zey mei"
+    /// But the following are not because case-sensitivity:
+    /// - "Zey", "ZEYla", "zeY mei"
+    /// 
+    /// [`Member`]: struct.Member.html
+    pub fn members_starting_with(&self, prefix: &str) -> Vec<&Member> {
+        self.members
+            .values()
+            .filter(|member|
+                member.user.read().unwrap().name.starts_with(prefix)
+                || member.nick.as_ref()
+                    .map_or(false, |nick|
+                        nick.starts_with(prefix))).collect()
+    }
+
     /// Moves a member to a specific voice channel.
     ///
     /// Requires the [Move Members] permission.
-- 
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