use `style=Google` - dumped for .clang-format, gemma.h updated

.clang-format

@@ -1,6 +1,7 @@
 ---
 Language:        Cpp
-AccessModifierOffset: -2
+# BasedOnStyle:  Google
+AccessModifierOffset: -1
 AlignAfterOpenBracket: Align
 AlignArrayOfStructures: None
 AlignConsecutiveAssignments:
@@ -32,7 +33,7 @@ AlignConsecutiveShortCaseStatements:
   AcrossEmptyLines: false
   AcrossComments:  false
   AlignCaseColons: false
-AlignEscapedNewlines: Right
+AlignEscapedNewlines: Left
 AlignOperands:   Align
 AlignTrailingComments:
   Kind:            Always
@@ -43,13 +44,13 @@ AllowShortBlocksOnASingleLine: Never
 AllowShortCaseLabelsOnASingleLine: false
 AllowShortEnumsOnASingleLine: true
 AllowShortFunctionsOnASingleLine: All
-AllowShortIfStatementsOnASingleLine: Never
+AllowShortIfStatementsOnASingleLine: WithoutElse
 AllowShortLambdasOnASingleLine: All
-AllowShortLoopsOnASingleLine: false
+AllowShortLoopsOnASingleLine: true
 AlwaysBreakAfterDefinitionReturnType: None
 AlwaysBreakAfterReturnType: None
-AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakBeforeMultilineStrings: true
-AlwaysBreakTemplateDeclarations: MultiLine
+AlwaysBreakTemplateDeclarations: Yes
 AttributeMacros:
   - __capability
 BinPackArguments: true
@@ -91,7 +92,7 @@ CompactNamespaces: false
 ConstructorInitializerIndentWidth: 4
 ContinuationIndentWidth: 4
 Cpp11BracedListStyle: true
-DerivePointerAlignment: false
+DerivePointerAlignment: true
 DisableFormat:   false
 EmptyLineAfterAccessModifier: Never
 EmptyLineBeforeAccessModifier: LogicalBlock
@@ -103,25 +104,29 @@ ForEachMacros:
   - BOOST_FOREACH
 IfMacros:
   - KJ_IF_MAYBE
-IncludeBlocks:   Preserve
+IncludeBlocks:   Regroup
 IncludeCategories:
-  - Regex:           '^"(llvm|llvm-c|clang|clang-c)/'
+  - Regex:           '^<ext/.*\.h>'
     Priority:        2
     SortPriority:    0
     CaseSensitive:   false
-  - Regex:           '^(<|"(gtest|gmock|isl|json)/)'
+  - Regex:           '^<.*\.h>'
-    Priority:        3
-    SortPriority:    0
-    CaseSensitive:   false
-  - Regex:           '.*'
     Priority:        1
     SortPriority:    0
     CaseSensitive:   false
-IncludeIsMainRegex: '(Test)?$'
+  - Regex:           '^<.*'
+    Priority:        2
+    SortPriority:    0
+    CaseSensitive:   false
+  - Regex:           '.*'
+    Priority:        3
+    SortPriority:    0
+    CaseSensitive:   false
+IncludeIsMainRegex: '([-_](test|unittest))?$'
 IncludeIsMainSourceRegex: ''
 IndentAccessModifiers: false
 IndentCaseBlocks: false
-IndentCaseLabels: false
+IndentCaseLabels: true
 IndentExternBlock: AfterExternBlock
 IndentGotoLabels: true
 IndentPPDirectives: None
@@ -140,7 +145,7 @@ IntegerLiteralSeparator:
   HexMinDigits:    0
 JavaScriptQuotes: Leave
 JavaScriptWrapImports: true
-KeepEmptyLinesAtTheStartOfBlocks: true
+KeepEmptyLinesAtTheStartOfBlocks: false
 KeepEmptyLinesAtEOF: false
 LambdaBodyIndentation: Signature
 LineEnding:      DeriveLF
@@ -148,14 +153,14 @@ MacroBlockBegin: ''
 MacroBlockEnd:   ''
 MaxEmptyLinesToKeep: 1
 NamespaceIndentation: None
-ObjCBinPackProtocolList: Auto
+ObjCBinPackProtocolList: Never
 ObjCBlockIndentWidth: 2
 ObjCBreakBeforeNestedBlockParam: true
 ObjCSpaceAfterProperty: false
 ObjCSpaceBeforeProtocolList: true
-PackConstructorInitializers: BinPack
+PackConstructorInitializers: NextLine
 PenaltyBreakAssignment: 2
-PenaltyBreakBeforeFirstCallParameter: 19
+PenaltyBreakBeforeFirstCallParameter: 1
 PenaltyBreakComment: 300
 PenaltyBreakFirstLessLess: 120
 PenaltyBreakOpenParenthesis: 0
@@ -163,11 +168,41 @@ PenaltyBreakString: 1000
 PenaltyBreakTemplateDeclaration: 10
 PenaltyExcessCharacter: 1000000
 PenaltyIndentedWhitespace: 0
-PenaltyReturnTypeOnItsOwnLine: 60
+PenaltyReturnTypeOnItsOwnLine: 200
 PointerAlignment: Left
 PPIndentWidth:   -1
 QualifierAlignment: Leave
-ReferenceAlignment: Left
+RawStringFormats:
+  - Language:        Cpp
+    Delimiters:
+      - cc
+      - CC
+      - cpp
+      - Cpp
+      - CPP
+      - 'c++'
+      - 'C++'
+    CanonicalDelimiter: ''
+    BasedOnStyle:    google
+  - Language:        TextProto
+    Delimiters:
+      - pb
+      - PB
+      - proto
+      - PROTO
+    EnclosingFunctions:
+      - EqualsProto
+      - EquivToProto
+      - PARSE_PARTIAL_TEXT_PROTO
+      - PARSE_TEST_PROTO
+      - PARSE_TEXT_PROTO
+      - ParseTextOrDie
+      - ParseTextProtoOrDie
+      - ParseTestProto
+      - ParsePartialTestProto
+    CanonicalDelimiter: pb
+    BasedOnStyle:    google
+ReferenceAlignment: Pointer
 ReflowComments:  true
 RemoveBracesLLVM: false
 RemoveParentheses: Leave
@@ -216,7 +251,7 @@ SpacesInParensOptions:
   InEmptyParentheses: false
   Other:           false
 SpacesInSquareBrackets: false
-Standard:        Latest
+Standard:        Auto
 StatementAttributeLikeMacros:
   - Q_EMIT
 StatementMacros:

gemma.h

@@ -115,7 +115,8 @@ struct LoaderArgs : public ArgsBase<LoaderArgs> {
   Path cache;  // compressed weights
   std::string model_type;
 
-  template <class Visitor> void ForEach(const Visitor& visitor) {
+  template <class Visitor>
+  void ForEach(const Visitor& visitor) {
     visitor(tokenizer, "tokenizer", Path(),
             "Path name of tokenizer model file. (required)");
     visitor(
@@ -175,7 +176,8 @@ struct InferenceArgs : public ArgsBase<InferenceArgs> {
     return nullptr;
   }
 
-  template <class Visitor> void ForEach(const Visitor& visitor) {
+  template <class Visitor>
+  void ForEach(const Visitor& visitor) {
     visitor(max_tokens, "max_tokens", size_t{3072},
             "Maximum number of tokens in prompt + generation.");
     visitor(max_generated_tokens, "max_generated_tokens", size_t{2048},