[PATCH] D66736: clang-format: [JS] handle `as const`.

[Martin Probst via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG5836472ac488: clang-format: [JS] handle `as const`. 
(authored by mprobst).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66736/new/

https://reviews.llvm.org/D66736

Files:
  clang/lib/Format/TokenAnnotator.cpp
  clang/unittests/Format/FormatTestJS.cpp


Index: clang/unittests/Format/FormatTestJS.cpp
===================================================================
--- clang/unittests/Format/FormatTestJS.cpp
+++ clang/unittests/Format/FormatTestJS.cpp
@@ -1479,6 +1479,9 @@
       "                    .someFunction(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
   verifyFormat("const xIsALongIdent:\n""    YJustBarelyFitsLinex[];",
       getGoogleJSStyleWithColumns(20));
+  verifyFormat("const x = {\n"
+               "  y: 1\n"
+               "} as const;");
 }
 
 TEST_F(FormatTestJS, UnionIntersectionTypes) {
Index: clang/lib/Format/TokenAnnotator.cpp
===================================================================
--- clang/lib/Format/TokenAnnotator.cpp
+++ clang/lib/Format/TokenAnnotator.cpp
@@ -2746,6 +2746,10 @@
                        tok::kw_void))
         return true;
     }
+    // `foo as const;` casts into a const type.
+    if (Left.endsSequence(tok::kw_const, Keywords.kw_as)) {
+      return false;
+    }
     if ((Left.isOneOf(Keywords.kw_let, Keywords.kw_var, Keywords.kw_in,
                       tok::kw_const) ||
          // "of" is only a keyword if it appears after another identifier



Index: clang/unittests/Format/FormatTestJS.cpp
===================================================================
--- clang/unittests/Format/FormatTestJS.cpp
+++ clang/unittests/Format/FormatTestJS.cpp
@@ -1479,6 +1479,9 @@
       "                    .someFunction(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
   verifyFormat("const xIsALongIdent:\n""    YJustBarelyFitsLinex[];",
       getGoogleJSStyleWithColumns(20));
+  verifyFormat("const x = {\n"
+               "  y: 1\n"
+               "} as const;");
 }
 
 TEST_F(FormatTestJS, UnionIntersectionTypes) {
Index: clang/lib/Format/TokenAnnotator.cpp
===================================================================
--- clang/lib/Format/TokenAnnotator.cpp
+++ clang/lib/Format/TokenAnnotator.cpp
@@ -2746,6 +2746,10 @@
                        tok::kw_void))
         return true;
     }
+    // `foo as const;` casts into a const type.
+    if (Left.endsSequence(tok::kw_const, Keywords.kw_as)) {
+      return false;
+    }
     if ((Left.isOneOf(Keywords.kw_let, Keywords.kw_var, Keywords.kw_in,
                       tok::kw_const) ||
          // "of" is only a keyword if it appears after another identifier

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