[JSON] Prefer static to namespace {}. NFC

Author: MaskRay

llvm/lib/Support/JSON.cpp

@@ -242,9 +242,7 @@ Error Path::Root::getError() const {
   return createStringError(llvm::inconvertibleErrorCode(), OS.str());
 }
 
-namespace {
-
-std::vector<const Object::value_type *> sortedElements(const Object &O) {
+static std::vector<const Object::value_type *> sortedElements(const Object &O) {
   std::vector<const Object::value_type *> Elements;
   for (const auto &E : O)
     Elements.push_back(&E);
@@ -258,7 +256,7 @@ std::vector<const Object::value_type *> sortedElements(const Object &O) {
 // Prints a one-line version of a value that isn't our main focus.
 // We interleave writes to OS and JOS, exploiting the lack of extra buffering.
 // This is OK as we own the implementation.
-void abbreviate(const Value &V, OStream &JOS) {
+static void abbreviate(const Value &V, OStream &JOS) {
   switch (V.kind()) {
   case Value::Array:
     JOS.rawValue(V.getAsArray()->empty() ? "[]" : "[ ... ]");
@@ -284,7 +282,7 @@ void abbreviate(const Value &V, OStream &JOS) {
 
 // Prints a semi-expanded version of a value that is our main focus.
 // Array/Object entries are printed, but not recursively as they may be huge.
-void abbreviateChildren(const Value &V, OStream &JOS) {
+static void abbreviateChildren(const Value &V, OStream &JOS) {
   switch (V.kind()) {
   case Value::Array:
     JOS.array([&] {
@@ -306,8 +304,6 @@ void abbreviateChildren(const Value &V, OStream &JOS) {
   }
 }
 
-} // namespace
-
 void Path::Root::printErrorContext(const Value &R, raw_ostream &OS) const {
   OStream JOS(OS, /*IndentSize=*/2);
   // PrintValue recurses down the path, printing the ancestors of our target.
@@ -414,6 +410,7 @@ class Parser {
   std::optional<Error> Err;
   const char *Start, *P, *End;
 };
+} // namespace
 
 bool Parser::parseValue(Value &Out) {
   eatWhitespace();
@@ -681,7 +678,6 @@ bool Parser::parseError(const char *Msg) {
       std::make_unique<ParseError>(Msg, Line, P - StartOfLine, P - Start));
   return false;
 }
-} // namespace
 
 Expected<Value> parse(StringRef JSON) {
   Parser P(JSON);