Merge pull request #7727 from practicalswift/typos-20170223

[gardening] Fix typos

include/swift/AST/GenericSignatureBuilder.h

@@ -138,7 +138,7 @@ private:
 
   /// The actual storage, described by \c storageKind.
   union {
-    /// The type representation descibing where the requirement came from.
+    /// The type representation describing where the requirement came from.
     const TypeRepr *typeRepr;
 
     /// Where a requirement came from.

include/swift/IDE/Utils.h

@@ -307,7 +307,7 @@ public:
   unsigned commonPartsCount(DeclNameViewer &Other) const;
 };
 
-/// This provide a utility for writing to a underlying string buffer mulitiple
+/// This provide a utility for writing to a underlying string buffer multiple
 /// string pieces and retrieve them later when the underlying buffer is stable.
 class DelayedStringRetriever : public raw_ostream {
     SmallVectorImpl<char> &OS;

include/swift/Parse/Lexer.h

@@ -233,7 +233,7 @@ public:
       lexImpl();
   }
 
-  /// Lex a full token includig leading and trailing trivia.
+  /// Lex a full token including leading and trailing trivia.
   syntax::RC<syntax::TokenSyntax> fullLex();
 
   bool isKeepingComments() const {

include/swift/Syntax/DeclSyntax.h

@@ -221,14 +221,14 @@ public:
   withGenericParameterClause(GenericParameterClauseSyntax NewGenericParams)
   const;
 
-  /// Return the where clayse of the struct declaration.
+  /// Return the where clause of the struct declaration.
   GenericWhereClauseSyntax getGenericWhereClause() const;
 
   /// Return a StructDeclSyntax with the given generic where clause.
   StructDeclSyntax
   withWhereClause(GenericWhereClauseSyntax NewWhereClause) const;
 
-  /// Return the left brace '{' token of the struct declartion.
+  /// Return the left brace '{' token of the struct declaration.
   RC<TokenSyntax> getLeftBraceToken() const;
 
   /// Return a StructDeclSyntax with the given left brace '{' token.
@@ -240,7 +240,7 @@ public:
   /// Return a StructDeclSyntax with the given new members.
   StructDeclSyntax withMembers(DeclMembersSyntax NewMembers) const;
 
-  /// Return the right brace '}' token of the struct declartion.
+  /// Return the right brace '}' token of the struct declaration.
   RC<TokenSyntax> getRightBraceToken() const;
 
   /// Return a StructDeclSyntax with the given right brace '}' token.

include/swift/Syntax/References.h

@@ -24,6 +24,6 @@ template <typename Inner>
 using RC = llvm::IntrusiveRefCntPtr<Inner>;
 
 } // end namespace syntax
-} // end namespae swift
+} // end namespace swift
 
 #endif // SWIFT_SYNTAX_REFERENCES_H

include/swift/Syntax/StmtSyntax.h

@@ -267,7 +267,7 @@ public:
   /// fallthrough statement.
   RC<TokenSyntax> getFallthroughKeyword() const;
 
-  /// Return a new FallthroughtStmtSyntax with the given fallthrough
+  /// Return a new FallthroughStmtSyntax with the given fallthrough
   /// keyword.
   FallthroughStmtSyntax
   withFallthroughKeyword(RC<TokenSyntax> NewFallthroughKeyword) const;

include/swift/Syntax/Trivia.h

@@ -122,7 +122,7 @@ enum class TriviaKind {
   Backtick,
 };
 
-/// A contiguous stretch of a single kind of trivia. The constiuent part of
+/// A contiguous stretch of a single kind of trivia. The constituent part of
 /// a `Trivia` collection.
 ///
 /// For example, four spaces would be represented by

include/swift/Syntax/TypeSyntax.h

@@ -662,7 +662,7 @@ public:
 };
 
 #pragma mark -
-#pragma mark implicity-unwrapped-optional-type Data
+#pragma mark implicitly-unwrapped-optional-type Data
 
 class ImplicitlyUnwrappedOptionalTypeSyntaxData final : public TypeSyntaxData {
   friend struct SyntaxFactory;
@@ -683,7 +683,7 @@ public:
 };
 
 #pragma mark -
-#pragma mark implicity-unwrapped-optional-type API
+#pragma mark implicitly-unwrapped-optional-type API
 
 /// implicitly-unwrapped-optional-type -> type '!'
 class ImplicitlyUnwrappedOptionalTypeSyntax final : public TypeSyntax {
@@ -729,8 +729,6 @@ class ArrayTypeSyntaxData final : public TypeSyntaxData {
   friend class SyntaxData;
   friend struct SyntaxFactory;
 
-  RC<TypeSyntaxData> CachedElemenType;
-
   ArrayTypeSyntaxData(RC<RawSyntax> Raw,
                       const SyntaxData *Parent = nullptr,
                       CursorIndex IndexInParent = 0);