Restore rustfmt.toml and apply changes.

opml_api/source/lib.rs

@@ -113,7 +113,9 @@ impl OPML {
     let valid_version_regex = Regex::new(r"^\d+\.\d+$").unwrap();
     let valid_versions = vec!["1.0", "1.1", "2.0"];
 
-        if !valid_version_regex.is_match(version) || !valid_versions.contains(&version.as_str()) {
+    if !valid_version_regex.is_match(version)
+      || !valid_versions.contains(&version.as_str())
+    {
       return Err(format!(
         "Unsupported OPML version detected: {}",
         opml.version
@@ -192,7 +194,9 @@ impl Default for OPML {
 
 /// The [Head](struct.Head.html) child element of [OPML](struct.OPML.html).
 /// Contains the metadata of the OPML document.
-#[derive(XmlWrite, XmlRead, PartialEq, Debug, Clone, Default, Serialize, Deserialize)]
+#[derive(
+  XmlWrite, XmlRead, PartialEq, Debug, Clone, Default, Serialize, Deserialize,
+)]
 #[xml(tag = "head")]
 pub struct Head {
   /// The title of the document.
@@ -249,7 +253,9 @@ pub struct Head {
 }
 
 /// The [Body](struct.Body.html) child element of [OPML](struct.OPML.html). Contains all the [Outlines](struct.Outline.html).
-#[derive(XmlWrite, XmlRead, PartialEq, Debug, Clone, Default, Serialize, Deserialize)]
+#[derive(
+  XmlWrite, XmlRead, PartialEq, Debug, Clone, Default, Serialize, Deserialize,
+)]
 #[xml(tag = "body")]
 pub struct Body {
   /// All the top-level [Outline](struct.Outline.html) elements.
@@ -258,7 +264,9 @@ pub struct Body {
 }
 
 /// The [Outline](struct.Outline.html) element.
-#[derive(XmlWrite, XmlRead, PartialEq, Debug, Clone, Default, Serialize, Deserialize)]
+#[derive(
+  XmlWrite, XmlRead, PartialEq, Debug, Clone, Default, Serialize, Deserialize,
+)]
 #[xml(tag = "outline")]
 pub struct Outline {
   /// Every outline element must have at least a text attribute, which is what is displayed when an outliner opens the OPML document.

rustfmt.toml

@@ -0,0 +1,2 @@
+max_width = 80
+tab_spaces = 2