Add common trait snippets for Rust

Author: gagbo

snippets/rust-mode/asref

@@ -0,0 +1,10 @@
+# -*- mode: snippet -*-
+# name: impl AsRef<Type> for Type
+# key: asref
+# uuid: asref
+# --
+impl std::convert::AsRef<${1:Type}> for ${2:Type} {
+    fn as_ref(&self) -> &$2 {
+        $0
+    }
+}

snippets/rust-mode/deref

@@ -0,0 +1,11 @@
+# -*- mode: snippet -*-
+# name: impl Deref for Type
+# key: deref
+# uuid: deref
+# --
+impl std::ops::Deref for ${1:Type} {
+    type Target = ${2:Type};
+    fn deref(&self) -> &Self::Target {
+        &self.$0
+    }
+}

snippets/rust-mode/deref_mut

@@ -0,0 +1,10 @@
+# -*- mode: snippet -*-
+# name: impl DerefMut for Type
+# key: deref_mut
+# uuid: deref_mut
+# --
+impl std::ops::DerefMut for ${1:Type} {
+    fn deref_mut(&mut self) -> &mut Self::Target {
+        &mut self.$0
+    }
+}

snippets/rust-mode/disperror

@@ -0,0 +1,16 @@
+# -*- mode: snippet -*-
+# name: Display and Error Traits
+# key: disperror
+# uuid: disperror
+# --
+impl Display for $1 {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "{}", $0)
+    }
+}
+
+impl std::error::Error for ${1:Type} {
+    fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
+        None
+    }
+}

snippets/rust-mode/error

@@ -0,0 +1,11 @@
+# -*- mode: snippet -*-
+# name: impl Error for Type { fn source(...) }
+# key: error
+# uuid: error
+# --
+impl std::error::Error for ${1:Type} {
+    fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
+        $0
+        None
+    }
+}

snippets/rust-mode/iterator

@@ -0,0 +1,11 @@
+# -*- mode: snippet -*-
+# name: impl Iterator for Type
+# key: iterator
+# uuid: iterator
+# --
+impl Iterator for ${1:Type} {
+    type Item = ${2:Type};
+    fn next(&mut self) -> Option<Self::Item> {
+        $0
+    }
+}

snippets/rust-mode/macro

@@ -0,0 +1,8 @@
+# -*- mode: snippet -*-
+# name: macro_rules! name { (..) => (..); }
+# key: macro
+# uuid: macro
+# --
+macro_rules! ${1:name} {
+     ($2) => ($3);
+}

snippets/rust-mode/partial

@@ -0,0 +1,10 @@
+# -*- mode: snippet -*-
+# name: impl PartialEq for Type
+# key: partial
+# uuid: partial
+# --
+impl PartialEq for ${1:Type} {
+    fn eq(&self, other: &Self) -> bool {
+        $0
+    }
+}