Export of internal Abseil changes

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bffb14058bb46137d42c7a113a36b6b582997cda by Xiaoyi Zhang <zhangxy@google.com>:

Add ABSL_MUST_USE_RESULT to Status.

PiperOrigin-RevId: 296272498

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b426fdd3b3f687d7a8aeb644925923bbab503778 by CJ Johnson <johnsoncj@google.com>:

Optimizes absl::InlinedVector::clear() by not deallocating the data, if allocated. This allows allocations to be reused.

This matches the behavior of std::vector::clear()

PiperOrigin-RevId: 296197235

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8cb9fbfe20e749816065c1a042e84f72dac9bfc0 by CJ Johnson <johnsoncj@google.com>:

Optimizes absl::InlinedVector::clear() by not deallocating the data, if allocated. This allows allocations to be reused.

This matches the behavior of std::vector::clear()

PiperOrigin-RevId: 296058092

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2558d3369a482879919155b6f46317ccafe0ca13 by Matthew Brown <matthewbr@google.com>:

Internal cleanup

PiperOrigin-RevId: 296025806

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cf7ee57228534021c15ed7421df92acf6c27c9c7 by Gennadiy Rozental <rogeeff@google.com>:

Make FlagOps enum class.

We also add comments to all the functions used to invoke flag ops.

PiperOrigin-RevId: 295975809

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74bbdbd12fbc54e9c4ebcb3005e727becf0e509d by Xiaoyi Zhang <zhangxy@google.com>:

Release `absl::Status`.

PiperOrigin-RevId: 295777662

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3dbc622b4e2227863525da2f7de7ecbeb3ede21f by Xiaoyi Zhang <zhangxy@google.com>:

Internal change.

PiperOrigin-RevId: 295733658

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48d74aa0ab01d611da6012b377f038d8b26c712e by Abseil Team <absl-team@google.com>:

Fix typo in container/CMakeLists.txt for container_common

PiperOrigin-RevId: 295491438
GitOrigin-RevId: bffb14058bb46137d42c7a113a36b6b582997cda
Change-Id: Ia966857b07fa7412cd6489ac37b5fa26640e4141

1 files changed, 27 insertions, 6 deletions

diff --git a/absl/strings/internal/str_format/extension.h b/absl/strings/internal/str_format/extension.h
index 1a863c2..16f6c0a 100644
--- a/absl/strings/internal/str_format/extension.h
+++ b/absl/strings/internal/str_format/extension.h
@@ -260,9 +260,21 @@ inline std::ostream& operator<<(std::ostream& os, FormatConversionChar v) {
   return os << c;
 }
 
+struct FormatConversionSpecImplFriend;
+
 class ConversionSpec {
  public:
+  // Deprecated (use has_x_flag() instead).
   Flags flags() const { return flags_; }
+
+  // Width and precison are not specified, no flags are set.
+  bool is_basic() const { return flags_.basic; }
+  bool has_left_flag() const { return flags_.left; }
+  bool has_show_pos_flag() const { return flags_.show_pos; }
+  bool has_sign_col_flag() const { return flags_.sign_col; }
+  bool has_alt_flag() const { return flags_.alt; }
+  bool has_zero_flag() const { return flags_.zero; }
+
   FormatConversionChar conv() const {
     // Keep this field first in the struct . It generates better code when
     // accessing it when ConversionSpec is passed by value in registers.
@@ -277,19 +289,28 @@ class ConversionSpec {
   // negative value.
   int precision() const { return precision_; }
 
-  void set_flags(Flags f) { flags_ = f; }
-  void set_conv(FormatConversionChar c) { conv_ = c; }
-  void set_width(int w) { width_ = w; }
-  void set_precision(int p) { precision_ = p; }
-  void set_left(bool b) { flags_.left = b; }
-
  private:
+  friend struct str_format_internal::FormatConversionSpecImplFriend;
   FormatConversionChar conv_ = FormatConversionChar::kNone;
   Flags flags_;
   int width_;
   int precision_;
 };
 
+struct FormatConversionSpecImplFriend final {
+  static void SetFlags(Flags f, ConversionSpec* conv) { conv->flags_ = f; }
+  static void SetConversionChar(FormatConversionChar c, ConversionSpec* conv) {
+    conv->conv_ = c;
+  }
+  static void SetWidth(int w, ConversionSpec* conv) { conv->width_ = w; }
+  static void SetPrecision(int p, ConversionSpec* conv) {
+    conv->precision_ = p;
+  }
+  static std::string FlagsToString(const ConversionSpec& spec) {
+    return spec.flags_.ToString();
+  }
+};
+
 constexpr uint64_t FormatConversionCharToConvValue(char conv) {
   return
 #define CONV_SET_CASE(c)                                                     \