Merge pull request #803 from practicalswift/fix-typos-in-comments-and-docs

Fix typos in comments and docs

Author: lattner

README.md

@@ -56,9 +56,9 @@ with version 2 shipped with Ubuntu.
 If you are building on Ubuntu 14.04 LTS, you'll need to upgrade your clang
 compiler for C++14 support and create a symlink:
 
-     sudo apt-get install clang-3.6
-     sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-3.6 100
-     sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-3.6 100
+    sudo apt-get install clang-3.6
+    sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-3.6 100
+    sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-3.6 100
 
 ### Getting Sources for Swift and Related Projects
 

include/swift/Basic/Defer.h

@@ -10,7 +10,7 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This filed defines a 'defer' macro for performing a cleanup on any exit out
+// This file defines a 'defer' macro for performing a cleanup on any exit out
 // of a scope.
 //
 //===----------------------------------------------------------------------===//

include/swift/Basic/Fallthrough.h

@@ -10,7 +10,7 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This filed defines a SWIFT_FALLTHROUGH macro to annotate intentional
+// This file defines a SWIFT_FALLTHROUGH macro to annotate intentional
 // fallthrough between switch cases. For compilers that support the
 // "clang::fallthrough" attribute, it expands to an empty statement with the
 // attribute applied; otherwise, it expands to just an empty statement.

lib/IDE/ModuleInterfacePrinting.cpp

@@ -472,7 +472,7 @@ void swift::ide::printSwiftSourceInterface(SourceFile &File,
                                            ASTPrinter &Printer,
                                            const PrintOptions &Options) {
 
-  // We print all comments before the fist line of Swift code.
+  // We print all comments before the first line of Swift code.
   printUntilFirstDeclStarts(File, Printer);
   File.print(Printer, Options);
 }

lib/SILGen/SILGenLValue.cpp

@@ -562,7 +562,7 @@ namespace {
 static bool isReadNoneFunction(const Expr *e) {
   // If this is a curried call to an integer literal conversion operations, then
   // we can "safely" assume it is readnone (btw, yes this is totally gross).
-  // This is better to be attribute driven, ala rdar://15587352.
+  // This is better to be attribute driven, a la rdar://15587352.
   if (auto *dre = dyn_cast<DeclRefExpr>(e)) {
     DeclName name = dre->getDecl()->getFullName();
     return (name.getArgumentNames().size() == 1 &&

lib/Sema/CSDiag.cpp

@@ -4217,7 +4217,7 @@ bool FailureDiagnosis::visitClosureExpr(ClosureExpr *CE) {
 
     // It is very common for a contextual type to disagree with the argument
     // list built into the closure expr.  This can be because the closure expr
-    // had an explicitly specified pattern, ala:
+    // had an explicitly specified pattern, a la:
     //    { a,b in ... }
     // or could be because the closure has an implicitly generated one:
     //    { $0 + $1 }

test/SILOptimizer/devirt_inherited_conformance.swift

@@ -109,7 +109,7 @@ public protocol Comparable {
 // Define a custom operator to be used instead of ==
 infix operator --- { associativity left precedence 140 } 
 
-// Simple is a protocol tat simply defines an operator and
+// Simple is a protocol that simply defines an operator and
 // a few methods with different number of arguments.
 public protocol Simple {
    func foo(_: Self) -> Bool