Use Google3 style guide with .clang-format

Test: style change only, builds ok
Change-Id: I885180e24cb2e7b58cfb4967c3bcb40058ce4078
diff --git a/tools/aapt2/compile/Pseudolocalizer.cpp b/tools/aapt2/compile/Pseudolocalizer.cpp
index 90d0d85..c3aec98 100644
--- a/tools/aapt2/compile/Pseudolocalizer.cpp
+++ b/tools/aapt2/compile/Pseudolocalizer.cpp
@@ -20,9 +20,10 @@
 namespace aapt {
 
 // String basis to generate expansion
-static const std::string k_expansion_string = "one two three "
-        "four five six seven eight nine ten eleven twelve thirteen "
-        "fourteen fiveteen sixteen seventeen nineteen twenty";
+static const std::string k_expansion_string =
+    "one two three "
+    "four five six seven eight nine ten eleven twelve thirteen "
+    "fourteen fiveteen sixteen seventeen nineteen twenty";
 
 // Special unicode characters to override directionality of the words
 static const std::string k_rlm = "\u200f";
@@ -37,229 +38,310 @@
 static const char k_arg_end = '}';
 
 class PseudoMethodNone : public PseudoMethodImpl {
-public:
-    std::string text(const StringPiece& text) override { return text.toString(); }
-    std::string placeholder(const StringPiece& text) override { return text.toString(); }
+ public:
+  std::string text(const StringPiece& text) override { return text.toString(); }
+  std::string placeholder(const StringPiece& text) override {
+    return text.toString();
+  }
 };
 
 class PseudoMethodBidi : public PseudoMethodImpl {
-public:
-    std::string text(const StringPiece& text) override;
-    std::string placeholder(const StringPiece& text) override;
+ public:
+  std::string text(const StringPiece& text) override;
+  std::string placeholder(const StringPiece& text) override;
 };
 
 class PseudoMethodAccent : public PseudoMethodImpl {
-public:
-    PseudoMethodAccent() : mDepth(0), mWordCount(0), mLength(0) {}
-    std::string start() override;
-    std::string end() override;
-    std::string text(const StringPiece& text) override;
-    std::string placeholder(const StringPiece& text) override;
-private:
-    size_t mDepth;
-    size_t mWordCount;
-    size_t mLength;
+ public:
+  PseudoMethodAccent() : mDepth(0), mWordCount(0), mLength(0) {}
+  std::string start() override;
+  std::string end() override;
+  std::string text(const StringPiece& text) override;
+  std::string placeholder(const StringPiece& text) override;
+
+ private:
+  size_t mDepth;
+  size_t mWordCount;
+  size_t mLength;
 };
 
 Pseudolocalizer::Pseudolocalizer(Method method) : mLastDepth(0) {
-    setMethod(method);
+  setMethod(method);
 }
 
 void Pseudolocalizer::setMethod(Method method) {
-    switch (method) {
+  switch (method) {
     case Method::kNone:
-        mImpl = util::make_unique<PseudoMethodNone>();
-        break;
+      mImpl = util::make_unique<PseudoMethodNone>();
+      break;
     case Method::kAccent:
-        mImpl = util::make_unique<PseudoMethodAccent>();
-        break;
+      mImpl = util::make_unique<PseudoMethodAccent>();
+      break;
     case Method::kBidi:
-        mImpl = util::make_unique<PseudoMethodBidi>();
-        break;
-    }
+      mImpl = util::make_unique<PseudoMethodBidi>();
+      break;
+  }
 }
 
 std::string Pseudolocalizer::text(const StringPiece& text) {
-    std::string out;
-    size_t depth = mLastDepth;
-    size_t lastpos, pos;
-    const size_t length = text.size();
-    const char* str = text.data();
-    bool escaped = false;
-    for (lastpos = pos = 0; pos < length; pos++) {
-        char16_t c = str[pos];
-        if (escaped) {
-            escaped = false;
-            continue;
-        }
-        if (c == '\'') {
-            escaped = true;
-            continue;
-        }
-
-        if (c == k_arg_start) {
-            depth++;
-        } else if (c == k_arg_end && depth) {
-            depth--;
-        }
-
-        if (mLastDepth != depth || pos == length - 1) {
-            bool pseudo = ((mLastDepth % 2) == 0);
-            size_t nextpos = pos;
-            if (!pseudo || depth == mLastDepth) {
-                nextpos++;
-            }
-            size_t size = nextpos - lastpos;
-            if (size) {
-                std::string chunk = text.substr(lastpos, size).toString();
-                if (pseudo) {
-                    chunk = mImpl->text(chunk);
-                } else if (str[lastpos] == k_arg_start && str[nextpos - 1] == k_arg_end) {
-                    chunk = mImpl->placeholder(chunk);
-                }
-                out.append(chunk);
-            }
-            if (pseudo && depth < mLastDepth) { // End of message
-                out.append(mImpl->end());
-            } else if (!pseudo && depth > mLastDepth) { // Start of message
-                out.append(mImpl->start());
-            }
-            lastpos = nextpos;
-            mLastDepth = depth;
-        }
+  std::string out;
+  size_t depth = mLastDepth;
+  size_t lastpos, pos;
+  const size_t length = text.size();
+  const char* str = text.data();
+  bool escaped = false;
+  for (lastpos = pos = 0; pos < length; pos++) {
+    char16_t c = str[pos];
+    if (escaped) {
+      escaped = false;
+      continue;
     }
-    return out;
+    if (c == '\'') {
+      escaped = true;
+      continue;
+    }
+
+    if (c == k_arg_start) {
+      depth++;
+    } else if (c == k_arg_end && depth) {
+      depth--;
+    }
+
+    if (mLastDepth != depth || pos == length - 1) {
+      bool pseudo = ((mLastDepth % 2) == 0);
+      size_t nextpos = pos;
+      if (!pseudo || depth == mLastDepth) {
+        nextpos++;
+      }
+      size_t size = nextpos - lastpos;
+      if (size) {
+        std::string chunk = text.substr(lastpos, size).toString();
+        if (pseudo) {
+          chunk = mImpl->text(chunk);
+        } else if (str[lastpos] == k_arg_start &&
+                   str[nextpos - 1] == k_arg_end) {
+          chunk = mImpl->placeholder(chunk);
+        }
+        out.append(chunk);
+      }
+      if (pseudo && depth < mLastDepth) {  // End of message
+        out.append(mImpl->end());
+      } else if (!pseudo && depth > mLastDepth) {  // Start of message
+        out.append(mImpl->start());
+      }
+      lastpos = nextpos;
+      mLastDepth = depth;
+    }
+  }
+  return out;
 }
 
 static const char* pseudolocalizeChar(const char c) {
-    switch (c) {
-        case 'a':   return "\u00e5";
-        case 'b':   return "\u0253";
-        case 'c':   return "\u00e7";
-        case 'd':   return "\u00f0";
-        case 'e':   return "\u00e9";
-        case 'f':   return "\u0192";
-        case 'g':   return "\u011d";
-        case 'h':   return "\u0125";
-        case 'i':   return "\u00ee";
-        case 'j':   return "\u0135";
-        case 'k':   return "\u0137";
-        case 'l':   return "\u013c";
-        case 'm':   return "\u1e3f";
-        case 'n':   return "\u00f1";
-        case 'o':   return "\u00f6";
-        case 'p':   return "\u00fe";
-        case 'q':   return "\u0051";
-        case 'r':   return "\u0155";
-        case 's':   return "\u0161";
-        case 't':   return "\u0163";
-        case 'u':   return "\u00fb";
-        case 'v':   return "\u0056";
-        case 'w':   return "\u0175";
-        case 'x':   return "\u0445";
-        case 'y':   return "\u00fd";
-        case 'z':   return "\u017e";
-        case 'A':   return "\u00c5";
-        case 'B':   return "\u03b2";
-        case 'C':   return "\u00c7";
-        case 'D':   return "\u00d0";
-        case 'E':   return "\u00c9";
-        case 'G':   return "\u011c";
-        case 'H':   return "\u0124";
-        case 'I':   return "\u00ce";
-        case 'J':   return "\u0134";
-        case 'K':   return "\u0136";
-        case 'L':   return "\u013b";
-        case 'M':   return "\u1e3e";
-        case 'N':   return "\u00d1";
-        case 'O':   return "\u00d6";
-        case 'P':   return "\u00de";
-        case 'Q':   return "\u0071";
-        case 'R':   return "\u0154";
-        case 'S':   return "\u0160";
-        case 'T':   return "\u0162";
-        case 'U':   return "\u00db";
-        case 'V':   return "\u03bd";
-        case 'W':   return "\u0174";
-        case 'X':   return "\u00d7";
-        case 'Y':   return "\u00dd";
-        case 'Z':   return "\u017d";
-        case '!':   return "\u00a1";
-        case '?':   return "\u00bf";
-        case '$':   return "\u20ac";
-        default:    return nullptr;
-    }
+  switch (c) {
+    case 'a':
+      return "\u00e5";
+    case 'b':
+      return "\u0253";
+    case 'c':
+      return "\u00e7";
+    case 'd':
+      return "\u00f0";
+    case 'e':
+      return "\u00e9";
+    case 'f':
+      return "\u0192";
+    case 'g':
+      return "\u011d";
+    case 'h':
+      return "\u0125";
+    case 'i':
+      return "\u00ee";
+    case 'j':
+      return "\u0135";
+    case 'k':
+      return "\u0137";
+    case 'l':
+      return "\u013c";
+    case 'm':
+      return "\u1e3f";
+    case 'n':
+      return "\u00f1";
+    case 'o':
+      return "\u00f6";
+    case 'p':
+      return "\u00fe";
+    case 'q':
+      return "\u0051";
+    case 'r':
+      return "\u0155";
+    case 's':
+      return "\u0161";
+    case 't':
+      return "\u0163";
+    case 'u':
+      return "\u00fb";
+    case 'v':
+      return "\u0056";
+    case 'w':
+      return "\u0175";
+    case 'x':
+      return "\u0445";
+    case 'y':
+      return "\u00fd";
+    case 'z':
+      return "\u017e";
+    case 'A':
+      return "\u00c5";
+    case 'B':
+      return "\u03b2";
+    case 'C':
+      return "\u00c7";
+    case 'D':
+      return "\u00d0";
+    case 'E':
+      return "\u00c9";
+    case 'G':
+      return "\u011c";
+    case 'H':
+      return "\u0124";
+    case 'I':
+      return "\u00ce";
+    case 'J':
+      return "\u0134";
+    case 'K':
+      return "\u0136";
+    case 'L':
+      return "\u013b";
+    case 'M':
+      return "\u1e3e";
+    case 'N':
+      return "\u00d1";
+    case 'O':
+      return "\u00d6";
+    case 'P':
+      return "\u00de";
+    case 'Q':
+      return "\u0071";
+    case 'R':
+      return "\u0154";
+    case 'S':
+      return "\u0160";
+    case 'T':
+      return "\u0162";
+    case 'U':
+      return "\u00db";
+    case 'V':
+      return "\u03bd";
+    case 'W':
+      return "\u0174";
+    case 'X':
+      return "\u00d7";
+    case 'Y':
+      return "\u00dd";
+    case 'Z':
+      return "\u017d";
+    case '!':
+      return "\u00a1";
+    case '?':
+      return "\u00bf";
+    case '$':
+      return "\u20ac";
+    default:
+      return nullptr;
+  }
 }
 
 static bool isPossibleNormalPlaceholderEnd(const char c) {
-    switch (c) {
-        case 's': return true;
-        case 'S': return true;
-        case 'c': return true;
-        case 'C': return true;
-        case 'd': return true;
-        case 'o': return true;
-        case 'x': return true;
-        case 'X': return true;
-        case 'f': return true;
-        case 'e': return true;
-        case 'E': return true;
-        case 'g': return true;
-        case 'G': return true;
-        case 'a': return true;
-        case 'A': return true;
-        case 'b': return true;
-        case 'B': return true;
-        case 'h': return true;
-        case 'H': return true;
-        case '%': return true;
-        case 'n': return true;
-        default:  return false;
-    }
+  switch (c) {
+    case 's':
+      return true;
+    case 'S':
+      return true;
+    case 'c':
+      return true;
+    case 'C':
+      return true;
+    case 'd':
+      return true;
+    case 'o':
+      return true;
+    case 'x':
+      return true;
+    case 'X':
+      return true;
+    case 'f':
+      return true;
+    case 'e':
+      return true;
+    case 'E':
+      return true;
+    case 'g':
+      return true;
+    case 'G':
+      return true;
+    case 'a':
+      return true;
+    case 'A':
+      return true;
+    case 'b':
+      return true;
+    case 'B':
+      return true;
+    case 'h':
+      return true;
+    case 'H':
+      return true;
+    case '%':
+      return true;
+    case 'n':
+      return true;
+    default:
+      return false;
+  }
 }
 
 static std::string pseudoGenerateExpansion(const unsigned int length) {
-    std::string result = k_expansion_string;
-    const char* s = result.data();
-    if (result.size() < length) {
-        result += " ";
-        result += pseudoGenerateExpansion(length - result.size());
-    } else {
-        int ext = 0;
-        // Should contain only whole words, so looking for a space
-        for (unsigned int i = length + 1; i < result.size(); ++i) {
-            ++ext;
-            if (s[i] == ' ') {
-                break;
-            }
-        }
-        result = result.substr(0, length + ext);
+  std::string result = k_expansion_string;
+  const char* s = result.data();
+  if (result.size() < length) {
+    result += " ";
+    result += pseudoGenerateExpansion(length - result.size());
+  } else {
+    int ext = 0;
+    // Should contain only whole words, so looking for a space
+    for (unsigned int i = length + 1; i < result.size(); ++i) {
+      ++ext;
+      if (s[i] == ' ') {
+        break;
+      }
     }
-    return result;
+    result = result.substr(0, length + ext);
+  }
+  return result;
 }
 
 std::string PseudoMethodAccent::start() {
-    std::string result;
-    if (mDepth == 0) {
-        result = "[";
-    }
-    mWordCount = mLength = 0;
-    mDepth++;
-    return result;
+  std::string result;
+  if (mDepth == 0) {
+    result = "[";
+  }
+  mWordCount = mLength = 0;
+  mDepth++;
+  return result;
 }
 
 std::string PseudoMethodAccent::end() {
-    std::string result;
-    if (mLength) {
-        result += " ";
-        result += pseudoGenerateExpansion(mWordCount > 3 ? mLength : mLength / 2);
-    }
-    mWordCount = mLength = 0;
-    mDepth--;
-    if (mDepth == 0) {
-        result += "]";
-    }
-    return result;
+  std::string result;
+  if (mLength) {
+    result += " ";
+    result += pseudoGenerateExpansion(mWordCount > 3 ? mLength : mLength / 2);
+  }
+  mWordCount = mLength = 0;
+  mDepth--;
+  if (mDepth == 0) {
+    result += "]";
+  }
+  return result;
 }
 
 /**
@@ -267,128 +349,125 @@
  *
  * Note: This leaves placeholder syntax untouched.
  */
-std::string PseudoMethodAccent::text(const StringPiece& source)
-{
-    const char* s = source.data();
-    std::string result;
-    const size_t I = source.size();
-    bool lastspace = true;
-    for (size_t i = 0; i < I; i++) {
-        char c = s[i];
-        if (c == '%') {
-            // Placeholder syntax, no need to pseudolocalize
-            std::string chunk;
-            bool end = false;
-            chunk.append(&c, 1);
-            while (!end && i + 1 < I) {
-                ++i;
-                c = s[i];
-                chunk.append(&c, 1);
-                if (isPossibleNormalPlaceholderEnd(c)) {
-                    end = true;
-                } else if (i + 1 < I && c == 't') {
-                    ++i;
-                    c = s[i];
-                    chunk.append(&c, 1);
-                    end = true;
-                }
-            }
-            // Treat chunk as a placeholder unless it ends with %.
-            result += ((c == '%') ? chunk : placeholder(chunk));
-        } else if (c == '<' || c == '&') {
-            // html syntax, no need to pseudolocalize
-            bool tag_closed = false;
-            while (!tag_closed && i < I) {
-                if (c == '&') {
-                    std::string escapeText;
-                    escapeText.append(&c, 1);
-                    bool end = false;
-                    size_t htmlCodePos = i;
-                    while (!end && htmlCodePos < I) {
-                        ++htmlCodePos;
-                        c = s[htmlCodePos];
-                        escapeText.append(&c, 1);
-                        // Valid html code
-                        if (c == ';') {
-                            end = true;
-                            i = htmlCodePos;
-                        }
-                        // Wrong html code
-                        else if (!((c == '#' ||
-                                 (c >= 'a' && c <= 'z') ||
-                                 (c >= 'A' && c <= 'Z') ||
-                                 (c >= '0' && c <= '9')))) {
-                            end = true;
-                        }
-                    }
-                    result += escapeText;
-                    if (escapeText != "&lt;") {
-                        tag_closed = true;
-                    }
-                    continue;
-                }
-                if (c == '>') {
-                    tag_closed = true;
-                    result.append(&c, 1);
-                    continue;
-                }
-                result.append(&c, 1);
-                i++;
-                c = s[i];
-            }
-        } else {
-            // This is a pure text that should be pseudolocalized
-            const char* p = pseudolocalizeChar(c);
-            if (p != nullptr) {
-                result += p;
-            } else {
-                bool space = isspace(c);
-                if (lastspace && !space) {
-                    mWordCount++;
-                }
-                lastspace = space;
-                result.append(&c, 1);
-            }
-            // Count only pseudolocalizable chars and delimiters
-            mLength++;
+std::string PseudoMethodAccent::text(const StringPiece& source) {
+  const char* s = source.data();
+  std::string result;
+  const size_t I = source.size();
+  bool lastspace = true;
+  for (size_t i = 0; i < I; i++) {
+    char c = s[i];
+    if (c == '%') {
+      // Placeholder syntax, no need to pseudolocalize
+      std::string chunk;
+      bool end = false;
+      chunk.append(&c, 1);
+      while (!end && i + 1 < I) {
+        ++i;
+        c = s[i];
+        chunk.append(&c, 1);
+        if (isPossibleNormalPlaceholderEnd(c)) {
+          end = true;
+        } else if (i + 1 < I && c == 't') {
+          ++i;
+          c = s[i];
+          chunk.append(&c, 1);
+          end = true;
         }
-    }
-    return result;
-}
-
-std::string PseudoMethodAccent::placeholder(const StringPiece& source) {
-    // Surround a placeholder with brackets
-    return k_placeholder_open + source.toString() + k_placeholder_close;
-}
-
-std::string PseudoMethodBidi::text(const StringPiece& source) {
-    const char* s = source.data();
-    std::string result;
-    bool lastspace = true;
-    bool space = true;
-    for (size_t i = 0; i < source.size(); i++) {
-        char c = s[i];
-        space = isspace(c);
+      }
+      // Treat chunk as a placeholder unless it ends with %.
+      result += ((c == '%') ? chunk : placeholder(chunk));
+    } else if (c == '<' || c == '&') {
+      // html syntax, no need to pseudolocalize
+      bool tag_closed = false;
+      while (!tag_closed && i < I) {
+        if (c == '&') {
+          std::string escapeText;
+          escapeText.append(&c, 1);
+          bool end = false;
+          size_t htmlCodePos = i;
+          while (!end && htmlCodePos < I) {
+            ++htmlCodePos;
+            c = s[htmlCodePos];
+            escapeText.append(&c, 1);
+            // Valid html code
+            if (c == ';') {
+              end = true;
+              i = htmlCodePos;
+            }
+            // Wrong html code
+            else if (!((c == '#' || (c >= 'a' && c <= 'z') ||
+                        (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9')))) {
+              end = true;
+            }
+          }
+          result += escapeText;
+          if (escapeText != "&lt;") {
+            tag_closed = true;
+          }
+          continue;
+        }
+        if (c == '>') {
+          tag_closed = true;
+          result.append(&c, 1);
+          continue;
+        }
+        result.append(&c, 1);
+        i++;
+        c = s[i];
+      }
+    } else {
+      // This is a pure text that should be pseudolocalized
+      const char* p = pseudolocalizeChar(c);
+      if (p != nullptr) {
+        result += p;
+      } else {
+        bool space = isspace(c);
         if (lastspace && !space) {
-            // Word start
-            result += k_rlm + k_rlo;
-        } else if (!lastspace && space) {
-            // Word end
-            result += k_pdf + k_rlm;
+          mWordCount++;
         }
         lastspace = space;
         result.append(&c, 1);
+      }
+      // Count only pseudolocalizable chars and delimiters
+      mLength++;
     }
-    if (!lastspace) {
-        // End of last word
-        result += k_pdf + k_rlm;
+  }
+  return result;
+}
+
+std::string PseudoMethodAccent::placeholder(const StringPiece& source) {
+  // Surround a placeholder with brackets
+  return k_placeholder_open + source.toString() + k_placeholder_close;
+}
+
+std::string PseudoMethodBidi::text(const StringPiece& source) {
+  const char* s = source.data();
+  std::string result;
+  bool lastspace = true;
+  bool space = true;
+  for (size_t i = 0; i < source.size(); i++) {
+    char c = s[i];
+    space = isspace(c);
+    if (lastspace && !space) {
+      // Word start
+      result += k_rlm + k_rlo;
+    } else if (!lastspace && space) {
+      // Word end
+      result += k_pdf + k_rlm;
     }
-    return result;
+    lastspace = space;
+    result.append(&c, 1);
+  }
+  if (!lastspace) {
+    // End of last word
+    result += k_pdf + k_rlm;
+  }
+  return result;
 }
 
 std::string PseudoMethodBidi::placeholder(const StringPiece& source) {
-    // Surround a placeholder with directionality change sequence
-    return k_rlm + k_rlo + source.toString() + k_pdf + k_rlm;
+  // Surround a placeholder with directionality change sequence
+  return k_rlm + k_rlo + source.toString() + k_pdf + k_rlm;
 }
 
-} // namespace aapt
+}  // namespace aapt