fix some typos (#78)

crates/compiler/src/common.rs

@@ -115,7 +115,7 @@ impl ListSeparator {
 
 /// In Sass, underscores and hyphens are considered equal when inside identifiers.
 ///
-/// This struct protects that invariant by normalizing all underscores into hypens.
+/// This struct protects that invariant by normalizing all underscores into hyphens.
 #[derive(Clone, Eq, PartialEq, Hash, PartialOrd, Ord, Copy)]
 pub struct Identifier(InternedString);
 

crates/compiler/src/evaluate/bin_op.rs

@@ -144,7 +144,7 @@ pub(crate) fn add(left: Value, right: Value, options: &Options, span: Span) -> S
             }
         },
         c @ Value::Color(..) => match right {
-            // todo: we really cant add to any other types?
+            // todo: we really can't add to any other types?
             Value::String(..) | Value::Null | Value::List(..) => Value::String(
                 format!(
                     "{}{}",

crates/compiler/src/selector/extend/extended_selector.rs

@@ -62,7 +62,7 @@ impl ExtendedSelector {
 /// for this yet (we can't just use a `Vec` because linear insert)
 /// is too big of a penalty
 ///
-/// In pratice, I have yet to find a test case that can demonstrate
+/// In practice, I have yet to find a test case that can demonstrate
 /// an issue with storing a `RefCell`.
 #[derive(Clone, Debug)]
 pub(crate) struct SelectorHashSet(HashSet<ExtendedSelector>);

crates/compiler/src/selector/extend/mod.rs

@@ -1149,7 +1149,7 @@ impl ExtensionStore {
 
             */
 
-            // If no extends actually happened (for example becaues unification
+            // If no extends actually happened (for example because unification
             // failed), we don't need to re-register the selector.
             let selector_as_selector = selector.clone().into_selector().0;
             if old_value == selector_as_selector {

crates/compiler/src/selector/simple.rs

@@ -190,7 +190,7 @@ impl SimpleSelector {
         }
     }
 
-    /// Returns the compoments of a `CompoundSelector` that matches only elements
+    /// Returns the components of a `CompoundSelector` that matches only elements
     /// matched by both this and `compound`.
     ///
     /// By default, this just returns a copy of `compound` with this selector