Add more rust-mode snippets

Author: hlissner

snippets/rust-mode/allow

@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: #[allow(lint)]
+# key: allow
+# --
+#[allow(${1:lint})]

snippets/rust-mode/allow!

@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: #![allow(lint)]
+# key: allow!
+# --
+#![allow(${1:lint})]

snippets/rust-mode/case

@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: pattern => expression,
+# key: case
+# --
+${1:pattern} => ${2:expression},

snippets/rust-mode/display

@@ -0,0 +1,9 @@
+# -*- mode: snippet -*-
+# name: impl Display for Type { fn fmt (...) }
+# key: display
+# --
+impl Display for ${1:Type} {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "`%`$0")
+    }
+}

snippets/rust-mode/from

@@ -0,0 +1,10 @@
+# -*- mode: snippet -*-
+# name: impl From<From> for Type { fn from(...) }
+# key: from
+# --
+impl From<${1:From}> for ${2:Type} {
+    fn from(source: $1) -> Self {
+       `%`$0
+       Self { }
+    }
+}

snippets/rust-mode/fromstr

@@ -0,0 +1,12 @@
+# -*- mode: snippet -*-
+# name: impl FromStr for Type { fn from_str(...) }
+# key: fromstr
+# --
+impl FromStr for ${1:Type} {
+    type Err = ${2:Error};
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        `%`
+        Ok(Self{})
+    }
+}

snippets/rust-mode/test

@@ -5,6 +5,6 @@
 # condition: (doom-snippets-bolp)
 # --
 #[test]
-fn ${1:test_${2:name}}() {
+fn ${1:test_name}() {
    `%`$0
 }

snippets/rust-mode/testmod

@@ -0,0 +1,13 @@
+# -*- mode: snippet -*-
+# name: test module
+# key: testmod
+# --
+#[cfg(test)]
+mod ${1:tests} {
+    use super::*;
+
+    #[test]
+    fn ${2:test_name}() {
+       $0
+    }
+}

snippets/rust-mode/union

@@ -0,0 +1,7 @@
+# -*- mode: snippet -*-
+# name: union Type { ... }
+# key: union
+# --
+union ${1:Type} {
+     $0
+}

snippets/rust-mode/warn

@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: #[warn(lint)]
+# key: warn
+# --
+#[warn(${1:lint})]