Add case insensitivity

2 files changed, 19 insertions, 1 deletions

diff --git a/src/framework/standard/configuration.rs b/src/framework/standard/configuration.rs
index 491bbc4..611e748 100644
--- a/src/framework/standard/configuration.rs
+++ b/src/framework/standard/configuration.rs
@@ -59,6 +59,8 @@ pub struct Configuration {
     pub prefixes: Vec<String>,
     #[doc(hidden)]
     pub delimiters: Vec<String>,
+    #[doc(hidden)]
+    pub case_insensitive: bool,
 }
 
 impl Configuration {
@@ -421,6 +423,14 @@ impl Configuration {
 
         self
     }
+
+    /// Whether the framework shouldn't care about the user's input if it's: `~command`, `~Command`, `~COMMAND`.
+    /// Setting this to `true` will result in *all* command names to be case insensitive.
+    pub fn case_insensitivity(mut self, cs: bool) -> Self {
+        self.case_insensitive = cs;
+
+        self
+    }
 }
 
 impl Default for Configuration {
@@ -431,6 +441,7 @@ impl Default for Configuration {
     /// - **on_mention** to `false` (basically)
     /// - **prefix** to `None`
     /// - **delimiters** to vec![" "]
+    /// - **case_insensitive** to `false`
     fn default() -> Configuration {
         Configuration {
             depth: 5,
@@ -445,6 +456,7 @@ impl Default for Configuration {
             disabled_commands: HashSet::default(),
             allow_dm: true,
             ignore_webhooks: true,
+            case_insensitive: false,
             delimiters: vec![" ".to_string()],
         }
     }
diff --git a/src/framework/standard/mod.rs b/src/framework/standard/mod.rs
index 04ebc5f..a8570e6 100644
--- a/src/framework/standard/mod.rs
+++ b/src/framework/standard/mod.rs
@@ -861,7 +861,7 @@ impl Framework for StandardFramework {
                         built = points_to.to_owned();
                     }
 
-                    let to_check = if let Some(ref prefix) = group.prefix {
+                    let mut to_check = if let Some(ref prefix) = group.prefix {
                         if built.starts_with(prefix) && command_length > prefix.len() + 1 {
                             built[(prefix.len() + 1)..].to_owned()
                         } else {
@@ -871,6 +871,12 @@ impl Framework for StandardFramework {
                         built.clone()
                     };
 
+                    to_check = if self.configuration.case_insensitive {
+                        to_check.to_lowercase()
+                    } else {
+                        to_check
+                    };
+
                     if let Some(&CommandOrAlias::Command(ref command)) =
                         group.commands.get(&to_check) {
                         let before = self.before.clone();