clang-format: [JS] Support TypeScript 1.6 user defined type guards.

Before:
  function foo(check: Object): check
  is{foo: string, bar: string, baz: string, foobar: string} {
    return 'bar' in check;
  }

After:
  function foo(check: Object):
      check is {foo: string, bar: string, baz: string, foobar: string} {
    return 'bar' in check;
  }

llvm-svn: 256631

1 files changed, 2 insertions, 0 deletions

diff --git a/clang/lib/Format/FormatToken.h b/clang/lib/Format/FormatToken.h
index 93baaf29321..78bc0edc45c 100644
--- a/clang/lib/Format/FormatToken.h
+++ b/clang/lib/Format/FormatToken.h
@@ -536,6 +536,7 @@ struct AdditionalKeywords {
     kw_finally = &IdentTable.get("finally");
     kw_function = &IdentTable.get("function");
     kw_import = &IdentTable.get("import");
+    kw_is = &IdentTable.get("is");
     kw_let = &IdentTable.get("let");
     kw_var = &IdentTable.get("var");
 
@@ -580,6 +581,7 @@ struct AdditionalKeywords {
   IdentifierInfo *kw_finally;
   IdentifierInfo *kw_function;
   IdentifierInfo *kw_import;
+  IdentifierInfo *kw_is;
   IdentifierInfo *kw_let;
   IdentifierInfo *kw_var;