intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 58 insertions, 0 deletions

diff --git a/library/cpp/json/json_prettifier.h b/library/cpp/json/json_prettifier.h
new file mode 100644
index 00000000000..27d611b0b43
--- /dev/null
+++ b/library/cpp/json/json_prettifier.h
@@ -0,0 +1,58 @@
+#pragma once
+
+#include "json_reader.h"
+
+#include <util/generic/ylimits.h>
+
+namespace NJson {
+    struct TJsonPrettifier {
+        bool Unquote = false;
+        ui8 Padding = 4;
+        bool SingleQuotes = false;
+        bool Compactify = false;
+        bool Strict = false;
+        bool NewUnquote = false; // use new unquote, may break old tests
+        ui32 MaxPaddingLevel = Max<ui32>();
+
+        static TJsonPrettifier Prettifier(bool unquote = false, ui8 padding = 4, bool singlequotes = false) {
+            TJsonPrettifier p;
+            p.Unquote = unquote;
+            p.Padding = padding;
+            p.SingleQuotes = singlequotes;
+            return p;
+        }
+
+        static TJsonPrettifier Compactifier(bool unquote = false, bool singlequote = false) {
+            TJsonPrettifier p;
+            p.Unquote = unquote;
+            p.Padding = 0;
+            p.Compactify = true;
+            p.SingleQuotes = singlequote;
+            return p;
+        }
+
+        bool Prettify(TStringBuf in, IOutputStream& out) const;
+
+        TString Prettify(TStringBuf in) const;
+
+        static bool MayUnquoteNew(TStringBuf in);
+        static bool MayUnquoteOld(TStringBuf in);
+    };
+
+    inline TString PrettifyJson(TStringBuf in, bool unquote = false, ui8 padding = 4, bool sq = false) {
+        return TJsonPrettifier::Prettifier(unquote, padding, sq).Prettify(in);
+    }
+
+    inline bool PrettifyJson(TStringBuf in, IOutputStream& out, bool unquote = false, ui8 padding = 4, bool sq = false) {
+        return TJsonPrettifier::Prettifier(unquote, padding, sq).Prettify(in, out);
+    }
+
+    inline bool CompactifyJson(TStringBuf in, IOutputStream& out, bool unquote = false, bool sq = false) {
+        return TJsonPrettifier::Compactifier(unquote, sq).Prettify(in, out);
+    }
+
+    inline TString CompactifyJson(TStringBuf in, bool unquote = false, bool sq = false) {
+        return TJsonPrettifier::Compactifier(unquote, sq).Prettify(in);
+    }
+
+}