Closes #7

.clang-format

@@ -0,0 +1,65 @@
+BasedOnStyle: LLVM
+AccessModifierOffset: -4
+AlignAfterOpenBracket: Align
+AlignConsecutiveAssignments: None
+AlignOperands: Align
+AllowAllArgumentsOnNextLine: false
+AllowAllConstructorInitializersOnNextLine: false
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortBlocksOnASingleLine: Always
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: All
+AllowShortIfStatementsOnASingleLine: Always
+AllowShortLambdasOnASingleLine: All
+AllowShortLoopsOnASingleLine: true
+AlwaysBreakAfterReturnType: None
+AlwaysBreakTemplateDeclarations: Yes
+BreakBeforeBraces: Custom
+BraceWrapping:
+  AfterCaseLabel: false
+  AfterClass: false
+  AfterControlStatement: Never
+  AfterEnum: false
+  AfterFunction: false
+  AfterNamespace: false
+  AfterUnion: false
+  BeforeCatch: false
+  BeforeElse: false
+  IndentBraces: false
+  SplitEmptyFunction: false
+  SplitEmptyRecord: true
+BreakBeforeBinaryOperators: None
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializers: BeforeColon
+BreakInheritanceList: BeforeColon
+ColumnLimit: 0
+CompactNamespaces: false
+ContinuationIndentWidth: 8
+IndentCaseLabels: true
+IndentPPDirectives: None
+IndentWidth: 4
+KeepEmptyLinesAtTheStartOfBlocks: true
+MaxEmptyLinesToKeep: 2
+NamespaceIndentation: All
+ObjCSpaceAfterProperty: false
+ObjCSpaceBeforeProtocolList: true
+PointerAlignment: Right
+ReflowComments: false
+SpaceAfterCStyleCast: true
+SpaceAfterLogicalNot: false
+SpaceAfterTemplateKeyword: false
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeCpp11BracedList: false
+SpaceBeforeCtorInitializerColon: true
+SpaceBeforeInheritanceColon: true
+SpaceBeforeParens: ControlStatements
+SpaceBeforeRangeBasedForLoopColon: false
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 0
+SpacesInAngles: false
+SpacesInCStyleCastParentheses: false
+SpacesInContainerLiterals: false
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+TabWidth: 4
+UseTab: Never

dbc_decoder.cpp

@@ -60,7 +60,8 @@ DecodedFrameValue DbcDecoder::Decode (const DecodeDatabase &database,
         decoded.physicalValue =
                 std::visit([&signal](auto rawValue) {
                     return (static_cast<double>(rawValue) * signal.factor) + signal.offset;
-      }, decoded.rawValue);
+                },
+                           decoded.rawValue);
         decoded.valid = true;
 
         result.signals.push_back(decoded);
@@ -144,7 +145,8 @@ std::int64_t DbcDecoder::SignExtend (std::uint64_t value, std::uint32_t bitLengt
 
     const std::uint64_t signMask = std::uint64_t(1U) << (bitLength - 1U);
     const std::uint64_t valueMask = (bitLength == 64U)
-    ? ~std::uint64_t (0U) : (std::uint64_t (1U) << bitLength) - 1U;
+                                            ? ~std::uint64_t(0U)
+                                            : (std::uint64_t(1U) << bitLength) - 1U;
     value &= valueMask;
 
     if ((value & signMask) == 0U)

dbc_decoder.h

@@ -12,9 +12,9 @@
 #ifndef DBC_DECODER_H
 #define DBC_DECODER_H
 
-#include <vector>
 #include <cstdint>
 #include <variant>
+#include <vector>
 
 #include "decode_database.h"
 
@@ -27,9 +27,7 @@ struct RawCanFrame {
     std::vector<std::uint8_t> data; /**< Payload bytes. */
 
     RawCanFrame()
-    : canId (0U)
-    , isExtended (false)
-    , data() {
+        : canId(0U), isExtended(false), data() {
     }
 };
 
@@ -43,10 +41,7 @@ struct DecodedSignalValue {
     bool valid;                                         /**< true if decoding succeeded. */
 
     DecodedSignalValue()
-    : definition (nullptr)
-    , rawValue (std::uint64_t (0U))
-    , physicalValue (0.0)
-    , valid (false) {
+        : definition(nullptr), rawValue(std::uint64_t(0U)), physicalValue(0.0), valid(false) {
     }
 };
 
@@ -59,9 +54,7 @@ struct DecodedFrameValue {
     bool valid;                              /**< true if frame was matched. */
 
     DecodedFrameValue()
-    : definition (nullptr)
-    , signals()
-    , valid (false) {
+        : definition(nullptr), signals(), valid(false) {
     }
 };
 

dbc_parser.cpp

@@ -12,9 +12,9 @@
 #include "dbc_parser.h"
 #include "dbc_statement_handler.h"
 
+#include <cctype>
 #include <fstream>
 #include <stdexcept>
-#include <cctype>
 
 namespace {
     /**
@@ -35,7 +35,7 @@ namespace {
 
         return text.substr(begin, end - begin);
     }
-}
+}// namespace
 
 DbcDatabase DbcParser::ParseFile(const std::string &filePath) const {
     std::ifstream input(filePath.c_str());

dbc_statement_handler.cpp

@@ -1,12 +1,12 @@
 // SPDX-License-Identifier: MIT
 #include "dbc_statement_handler.h"
-#include <sstream>
-#include <stdexcept>
 #include <cctype>
 #include <charconv>
+#include <cmath>
 #include <limits>
 #include <regex>
-#include <cmath>
+#include <sstream>
+#include <stdexcept>
 
 namespace {
     std::uint32_t ParseDecimal(const std::string &text,
@@ -40,7 +40,7 @@ namespace {
     }
     FrameInfo *FindFrameById(DbcDatabase &, std::uint32_t, bool);
     SignalInfo *FindSignalByName(FrameInfo &, const std::string &);
-}
+}// namespace
 
 namespace {
     std::vector<std::string> SplitReceivers(const std::string &text) {
@@ -98,7 +98,7 @@ std::uint32_t TryExtractPgn (std::uint32_t canId, bool isExtended, bool &hasPgn)
         return pgn;
     }
 
-}
+}// namespace
 
 FrameInfo DbcFrameHandler::ParseFrameLine(const std::string &line) {
     /*
@@ -275,7 +275,7 @@ SignalInfo *FindSignalByName (FrameInfo &frame, const std::string &signalName) {
 
         return nullptr;
     }
-}
+}// namespace
 
 void DbcFrameHandler::Handle(const std::string &line, DbcParseContext &context) const {
     context.database.frames.push_back(ParseFrameLine(line));

dbc_statement_handler.h

@@ -22,6 +22,7 @@ class DbcStatementHandler {
 class DbcFrameHandler : public DbcStatementHandler {
 public:
     void Handle(const std::string &line, DbcParseContext &context) const override;
+
 private:
     static FrameInfo ParseFrameLine(const std::string &line);
 };
@@ -29,6 +30,7 @@ class DbcFrameHandler : public DbcStatementHandler {
 class DbcSignalHandler : public DbcStatementHandler {
 public:
     void Handle(const std::string &line, DbcParseContext &context) const override;
+
 private:
     static SignalInfo ParseSignalLine(const std::string &line);
 };
@@ -36,6 +38,7 @@ class DbcSignalHandler : public DbcStatementHandler {
 class DbcCommentHandler : public DbcStatementHandler {
 public:
     void Handle(const std::string &line, DbcParseContext &context) const override;
+
 private:
     static void ParseCommentLine(const std::string &line, DbcDatabase &database);
 };

decode_database.h

@@ -12,10 +12,10 @@
 #ifndef DECODE_DATABASE_H
 #define DECODE_DATABASE_H
 
-#include <string>
-#include <vector>
-#include <unordered_map>
 #include <cstdint>
+#include <string>
+#include <unordered_map>
+#include <vector>
 
 /**
  * @brief Signal byte order used for runtime decoding.
@@ -51,18 +51,7 @@ struct DecodeSignal {
     std::string comment;                /**< Comment. */
 
     DecodeSignal()
-    : name()
-    , startBit (0U)
-    , length (0U)
-    , byteOrder (ByteOrder::Intel)
-    , valueType (ValueType::Unsigned)
-    , factor (1.0)
-    , offset (0.0)
-    , minimum (0.0)
-    , maximum (0.0)
-    , unit()
-    , receivers()
-    , comment() {
+        : name(), startBit(0U), length(0U), byteOrder(ByteOrder::Intel), valueType(ValueType::Unsigned), factor(1.0), offset(0.0), minimum(0.0), maximum(0.0), unit(), receivers(), comment() {
     }
 };
 
@@ -81,15 +70,7 @@ struct DecodeFrame {
     std::vector<DecodeSignal> signals; /**< Signal definitions. */
 
     DecodeFrame()
-    : name()
-    , canId (0U)
-    , isExtended (false)
-    , dlc (0U)
-    , pgn (0U)
-    , hasPgn (false)
-    , transmitter()
-    , comment()
-    , signals() {
+        : name(), canId(0U), isExtended(false), dlc(0U), pgn(0U), hasPgn(false), transmitter(), comment(), signals() {
     }
 };
 
@@ -101,13 +82,11 @@ struct FrameKey {
     bool isExtended;
 
     FrameKey()
-    : canId (0U)
-    , isExtended (false) {
+        : canId(0U), isExtended(false) {
     }
 
     FrameKey(std::uint32_t id, bool extended)
-    : canId (id)
-    , isExtended (extended) {
+        : canId(id), isExtended(extended) {
     }
 
     bool operator==(const FrameKey &other) const {

frame_info.h

@@ -12,9 +12,9 @@
 #ifndef FRAME_INFO_H
 #define FRAME_INFO_H
 
+#include <cstdint>
 #include <string>
 #include <vector>
-#include <cstdint>
 
 #include "signal_info.h"
 
@@ -33,15 +33,7 @@ struct FrameInfo {
     std::vector<SignalInfo> signals; /**< Signals contained in the frame. */
 
     FrameInfo()
-    : name()
-    , canId (0U)
-    , isExtended (false)
-    , pgn (0U)
-    , hasPgn (false)
-    , dlc (0U)
-    , transmitter()
-    , comment()
-    , signals() {
+        : name(), canId(0U), isExtended(false), pgn(0U), hasPgn(false), dlc(0U), transmitter(), comment(), signals() {
     }
 };
 

main.cpp

@@ -9,16 +9,16 @@
  * See LICENSE file in the project root for full license text.
  */
 
-#include <iostream>
+#include <cstddef>
 #include <iomanip>
+#include <iostream>
 #include <memory>
 #include <vector>
-#include <cstddef>
 
-#include "dbc_parser.h"
-#include "dbc_tree_builder.h"
 #include "dbc_decode_builder.h"
 #include "dbc_decoder.h"
+#include "dbc_parser.h"
+#include "dbc_tree_builder.h"
 
 static void PrintTree(const TreeNode *node, int indent) {
     if (node == nullptr)

signal_info.h

@@ -12,9 +12,9 @@
 #ifndef SIGNAL_INFO_H
 #define SIGNAL_INFO_H
 
+#include <cstdint>
 #include <string>
 #include <vector>
-#include <cstdint>
 
 /**
  * @brief Describes one signal inside a DBC frame.
@@ -34,18 +34,7 @@ struct SignalInfo {
     std::string comment;                /**< Optional signal comment. */
 
     SignalInfo()
-    : name()
-    , startBit (0U)
-    , length (0U)
-    , isLittleEndian (true)
-    , isSigned (false)
-    , factor (1.0)
-    , offset (0.0)
-    , minimum (0.0)
-    , maximum (0.0)
-    , unit()
-    , receivers()
-    , comment() {
+        : name(), startBit(0U), length(0U), isLittleEndian(true), isSigned(false), factor(1.0), offset(0.0), minimum(0.0), maximum(0.0), unit(), receivers(), comment() {
     }
 };
 

tests/dbc_decoder_test.cpp

@@ -20,41 +20,23 @@ struct DecodeCase {
 
 int main() {
     const DecodeCase cases[] = {
-    {"Motorola reproduction", ByteOrder::Motorola, 7U, 16U, ValueType::Unsigned,
-     {0x12, 0x34}, true, 0x1234, 1.0, 0.0, 4660.0},
-    {"Motorola within byte", ByteOrder::Motorola, 5U, 4U, ValueType::Unsigned,
-     {0xAC}, true, 11, 1.0, 0.0, 11.0},
-    {"Motorola unaligned crossing", ByteOrder::Motorola, 3U, 12U, ValueType::Unsigned,
-     {0xAB, 0xCD}, true, 0xBCD, 1.0, 0.0, 3021.0},
-    {"Motorola starts at bit zero", ByteOrder::Motorola, 0U, 2U, ValueType::Unsigned,
-     {0x01, 0x80}, true, 3, 1.0, 0.0, 3.0},
-    {"Motorola second byte", ByteOrder::Motorola, 15U, 16U, ValueType::Unsigned,
-     {0xFF, 0x12, 0x34}, true, 0x1234, 1.0, 0.0, 4660.0},
-    {"Motorola signed scaled", ByteOrder::Motorola, 7U, 16U, ValueType::Signed,
-     {0xFF, 0xFE}, true, -2, 0.5, 10.0, 9.0},
-    {"Motorola 64 bits", ByteOrder::Motorola, 7U, 64U, ValueType::Unsigned,
-     {0, 0, 0, 0, 0, 0, 0x12, 0x34}, true, 0x1234, 1.0, 0.0, 4660.0},
-    {"Motorola 64 bits high bit", ByteOrder::Motorola, 7U, 64U, ValueType::Unsigned,
-     {0x40, 0, 0, 0, 0, 0, 0, 0}, true, 0x4000000000000000LL,
-     1.0, 0.0, 4611686018427387904.0},
-    {"Motorola short payload", ByteOrder::Motorola, 7U, 16U, ValueType::Unsigned,
-     {0x12}, false, 0, 1.0, 0.0, 0.0},
-    {"Motorola empty payload", ByteOrder::Motorola, 7U, 8U, ValueType::Unsigned,
-     {}, false, 0, 1.0, 0.0, 0.0},
-    {"Motorola large start", ByteOrder::Motorola,
-     std::numeric_limits<std::uint32_t>::max(), 8U, ValueType::Unsigned,
-     {0xFF}, false, 0, 1.0, 0.0, 0.0},
-    {"Motorola zero length", ByteOrder::Motorola, 7U, 0U, ValueType::Unsigned,
-     {0xFF}, false, 0, 1.0, 0.0, 0.0},
+            {"Motorola reproduction", ByteOrder::Motorola, 7U, 16U, ValueType::Unsigned, {0x12, 0x34}, true, 0x1234, 1.0, 0.0, 4660.0},
+            {"Motorola within byte", ByteOrder::Motorola, 5U, 4U, ValueType::Unsigned, {0xAC}, true, 11, 1.0, 0.0, 11.0},
+            {"Motorola unaligned crossing", ByteOrder::Motorola, 3U, 12U, ValueType::Unsigned, {0xAB, 0xCD}, true, 0xBCD, 1.0, 0.0, 3021.0},
+            {"Motorola starts at bit zero", ByteOrder::Motorola, 0U, 2U, ValueType::Unsigned, {0x01, 0x80}, true, 3, 1.0, 0.0, 3.0},
+            {"Motorola second byte", ByteOrder::Motorola, 15U, 16U, ValueType::Unsigned, {0xFF, 0x12, 0x34}, true, 0x1234, 1.0, 0.0, 4660.0},
+            {"Motorola signed scaled", ByteOrder::Motorola, 7U, 16U, ValueType::Signed, {0xFF, 0xFE}, true, -2, 0.5, 10.0, 9.0},
+            {"Motorola 64 bits", ByteOrder::Motorola, 7U, 64U, ValueType::Unsigned, {0, 0, 0, 0, 0, 0, 0x12, 0x34}, true, 0x1234, 1.0, 0.0, 4660.0},
+            {"Motorola 64 bits high bit", ByteOrder::Motorola, 7U, 64U, ValueType::Unsigned, {0x40, 0, 0, 0, 0, 0, 0, 0}, true, 0x4000000000000000LL, 1.0, 0.0, 4611686018427387904.0},
+            {"Motorola short payload", ByteOrder::Motorola, 7U, 16U, ValueType::Unsigned, {0x12}, false, 0, 1.0, 0.0, 0.0},
+            {"Motorola empty payload", ByteOrder::Motorola, 7U, 8U, ValueType::Unsigned, {}, false, 0, 1.0, 0.0, 0.0},
+            {"Motorola large start", ByteOrder::Motorola, std::numeric_limits<std::uint32_t>::max(), 8U, ValueType::Unsigned, {0xFF}, false, 0, 1.0, 0.0, 0.0},
+            {"Motorola zero length", ByteOrder::Motorola, 7U, 0U, ValueType::Unsigned, {0xFF}, false, 0, 1.0, 0.0, 0.0},
             {"Motorola excessive length", ByteOrder::Motorola, 7U, 65U, ValueType::Unsigned,
              std::vector<std::uint8_t>(9U, 0xFF), false, 0, 1.0, 0.0, 0.0},
-    {"Intel regression", ByteOrder::Intel, 0U, 16U, ValueType::Unsigned,
-     {0x12, 0x34}, true, 0x3412, 1.0, 0.0, 13330.0},
-    {"Intel signed regression", ByteOrder::Intel, 0U, 16U, ValueType::Signed,
-     {0xFE, 0xFF}, true, -2, 0.5, 10.0, 9.0},
-    {"Intel short payload", ByteOrder::Intel, 0U, 16U, ValueType::Unsigned,
-     {0x12}, false, 0, 1.0, 0.0, 0.0}
-  };
+            {"Intel regression", ByteOrder::Intel, 0U, 16U, ValueType::Unsigned, {0x12, 0x34}, true, 0x3412, 1.0, 0.0, 13330.0},
+            {"Intel signed regression", ByteOrder::Intel, 0U, 16U, ValueType::Signed, {0xFE, 0xFF}, true, -2, 0.5, 10.0, 9.0},
+            {"Intel short payload", ByteOrder::Intel, 0U, 16U, ValueType::Unsigned, {0x12}, false, 0, 1.0, 0.0, 0.0}};
 
     int failures = 0;
     for (const DecodeCase &test: cases) {
@@ -130,7 +112,10 @@ int main() {
                                               ? std::variant<std::int64_t, std::uint64_t>(bits)
                                               : std::variant<std::int64_t, std::uint64_t>(signedExpected);
                 const double physical = (type == ValueType::Unsigned
-          ? static_cast<double> (bits) : static_cast<double> (signedExpected)) * 0.5 + 10.0;
+                                                 ? static_cast<double>(bits)
+                                                 : static_cast<double>(signedExpected)) *
+                                                0.5 +
+                                        10.0;
                 std::ostringstream actualText;
                 std::ostringstream expectedText;
                 std::visit([&actualText](auto raw) { actualText << raw; }, decoded.rawValue);

tests/dbc_parser_test.cpp

@@ -9,9 +9,11 @@
 
 struct Fixture {
     std::filesystem::path path = std::filesystem::temp_directory_path() /
-    ("dbc_parser_test_" + std::to_string (
-      std::chrono::steady_clock::now().time_since_epoch().count()) + ".dbc");
-  ~Fixture() { std::error_code error; std::filesystem::remove (path, error); }
+                                 ("dbc_parser_test_" + std::to_string(std::chrono::steady_clock::now().time_since_epoch().count()) + ".dbc");
+    ~Fixture() {
+        std::error_code error;
+        std::filesystem::remove(path, error);
+    }
     void Write(const std::string &text) const {
         std::ofstream output(path);
         output << text;
@@ -37,9 +39,17 @@ int main() {
     std::size_t count = 0U;
     const auto check = [&](bool passed, const std::string &name) {
         ++count;
-    if (!passed) { ++failures; std::cerr << "FAIL: " << name << '\n'; }
+        if (!passed) {
+            ++failures;
+            std::cerr << "FAIL: " << name << '\n';
+        }
+    };
+    struct ValidCase {
+        const char *line;
+        std::uint32_t id;
+        bool extended;
+        unsigned length;
     };
-  struct ValidCase { const char *line; std::uint32_t id; bool extended; unsigned length; };
     const ValidCase valid[] = {
             {"BO_ 0 Frame: 0 ECU", 0U, false, 0U},
             {"BO_ 2047 Frame: 8 ECU", 2047U, false, 8U},
@@ -47,8 +57,7 @@ int main() {
             {"BO_ 536870911 Frame: 255 ECU", 0x1FFFFFFFU, true, 255U},
             {"BO_ 2147483649 Frame: 8 ECU", 1U, true, 8U},
             {"BO_ 2684354559 Frame: 8 ECU", 0x1FFFFFFFU, true, 8U},
-    {"  BO_\t256\tFrame :\t8\tECU  \r", 256U, false, 8U}
-  };
+            {"  BO_\t256\tFrame :\t8\tECU  \r", 256U, false, 8U}};
     for (const auto &test: valid) {
         fixture.Write(std::string(test.line) + '\n');
         try {
@@ -57,7 +66,8 @@ int main() {
                           database.frames[0].canId == test.id &&
                           database.frames[0].isExtended == test.extended &&
                           database.frames[0].dlc == test.length &&
-             database.frames[0].transmitter == "ECU", test.line);
+                          database.frames[0].transmitter == "ECU",
+                  test.line);
         } catch (const std::exception &error) { check(false, error.what()); }
     }
     const char *invalid[] = {
@@ -70,8 +80,7 @@ int main() {
             "BO_ 2684354560 Frame: 8 ECU", "BO_ 4294967295 Frame: 8 ECU",
             "BO_ 1 Frame: -1 ECU", "BO_ 1 Frame: +8 ECU", "BO_ 1 Frame: 8x ECU",
             "BO_ 1 Frame: 8.5 ECU", "BO_ 1 Frame: 256 ECU",
-    "BO_ 1 Frame: 4294967296 ECU", "BO_\tinvalid"
-  };
+            "BO_ 1 Frame: 4294967296 ECU", "BO_\tinvalid"};
     for (const auto *line: invalid) {
         fixture.Write(std::string("VERSION \"test\"\n\n") + line + '\n');
         try {
@@ -80,7 +89,8 @@ int main() {
         } catch (const std::runtime_error &error) {
             const std::string prefix = fixture.path.string() + ":3: ";
             check(std::string(error.what()).find(prefix) == 0U &&
-             std::string (error.what()).size() > prefix.size(), line);
+                          std::string(error.what()).size() > prefix.size(),
+                  line);
         }
     }
     fixture.Write(
@@ -91,7 +101,8 @@ int main() {
     const auto database = DbcParser().ParseFile(fixture.path.string());
     check(database.frames.size() == 2U && database.frames[0].signals.size() == 1U &&
                   database.frames[0].comment == "Frame comment" &&
-         database.frames[0].signals[0].comment == "Signal comment", "Integration");
+                  database.frames[0].signals[0].comment == "Signal comment",
+          "Integration");
     fixture.Write("\nSG_ Speed : invalid\n");
     try {
         DbcParser().ParseFile(fixture.path.string());
@@ -116,7 +127,8 @@ int main() {
         } catch (const std::runtime_error &error) {
             const std::string prefix = fixture.path.string() + ":3: ";
             check(std::string(error.what()).find(prefix) == 0U &&
-             std::string (error.what()).size() > prefix.size(), "Reject " + line);
+                          std::string(error.what()).size() > prefix.size(),
+                  "Reject " + line);
         }
     };
     const std::string ordinary = signalLine("0", "8", "1+", "1", "0", "0", "255");
@@ -166,13 +178,21 @@ int main() {
                   factors.frames[0].signals[1].factor == -1.0,
           "Zero and negative factors and equal range boundaries");
 
-  struct SignalCase { const char *start; const char *length; const char *order; unsigned payload; };
-  const SignalCase validSignals[] = {
-    {"0", "1", "1+", 1U}, {"7", "1", "0-", 1U},
-    {"0", "64", "1+", 8U}, {"7", "64", "0-", 8U},
-    {"63", "1", "1+", 8U}, {"56", "1", "0+", 8U},
-    {"3", "12", "0+", 2U}, {"2039", "1", "1+", 255U}
+    struct SignalCase {
+        const char *start;
+        const char *length;
+        const char *order;
+        unsigned payload;
     };
+    const SignalCase validSignals[] = {
+            {"0", "1", "1+", 1U},
+            {"7", "1", "0-", 1U},
+            {"0", "64", "1+", 8U},
+            {"7", "64", "0-", 8U},
+            {"63", "1", "1+", 8U},
+            {"56", "1", "0+", 8U},
+            {"3", "12", "0+", 2U},
+            {"2039", "1", "1+", 255U}};
     for (const auto &test: validSignals) {
         fixture.Write("BO_ 1 Frame: " + std::to_string(test.payload) + " ECU\n" +
                       signalLine(test.start, test.length, test.order, ".5e+1", "-2.5E-1", "-1.", "+2e2") + "\n");
@@ -204,11 +224,13 @@ int main() {
     check(dispatcher.Dispatch("TEST_ first", context) &&
                   dispatcher.Dispatch("TEST_ second", context) &&
                   CountingHandler::instances == 1 && CountingHandler::calls == 2 &&
-         dispatchDatabase.frames.size() == 2U, "Factory dispatch and handler reuse");
+                  dispatchDatabase.frames.size() == 2U,
+          "Factory dispatch and handler reuse");
     check(!dispatcher.Dispatch("TEST_OTHER data", context) &&
                   !dispatcher.Dispatch("BO_TX_BU_ 1 : ECU;", context) &&
                   !dispatcher.Dispatch("VAL_ 1 Speed 0 \"Stopped\";", context) &&
-         CountingHandler::calls == 2, "Exact and unknown keyword dispatch");
+                  CountingHandler::calls == 2,
+          "Exact and unknown keyword dispatch");
     const DbcParser parser;
     fixture.Write("BO_ 1 First: 8 ECU\n");
     check(parser.ParseFile(fixture.path.string()).frames.size() == 1U, "First parse");
@@ -218,7 +240,8 @@ int main() {
         check(false, "Independent parse context");
     } catch (const std::runtime_error &error) {
         check(std::string(error.what()).find("Signal found before any frame") !=
-           std::string::npos, "Independent parse context");
+                      std::string::npos,
+              "Independent parse context");
     }
     fixture.Write("BO_ 2 Second: 8 ECU\n");
     const auto recovered = parser.ParseFile(fixture.path.string());

tree_node.cpp

@@ -12,27 +12,15 @@
 #include "tree_node.h"
 
 TreeNode::TreeNode()
-  : m_type (NodeType::Root)
-  , m_name ("dbc")
-  , m_children()
-  , m_frame()
-  , m_signal() {
+    : m_type(NodeType::Root), m_name("dbc"), m_children(), m_frame(), m_signal() {
 }
 
 TreeNode::TreeNode(const FrameInfo &frame)
-  : m_type (NodeType::Frame)
-  , m_name (frame.name)
-  , m_children()
-  , m_frame (new FrameInfo (frame))
-  , m_signal() {
+    : m_type(NodeType::Frame), m_name(frame.name), m_children(), m_frame(new FrameInfo(frame)), m_signal() {
 }
 
 TreeNode::TreeNode(const SignalInfo &signal)
-  : m_type (NodeType::Signal)
-  , m_name (signal.name)
-  , m_children()
-  , m_frame()
-  , m_signal (new SignalInfo (signal)) {
+    : m_type(NodeType::Signal), m_name(signal.name), m_children(), m_frame(), m_signal(new SignalInfo(signal)) {
 }
 
 void TreeNode::AddChild(std::unique_ptr<TreeNode> child) {

tree_node.h

@@ -12,10 +12,10 @@
 #ifndef TREE_NODE_H
 #define TREE_NODE_H
 
+#include <cstddef>
+#include <memory>
 #include <string>
 #include <vector>
-#include <memory>
-#include <cstddef>
 
 #include "frame_info.h"
 #include "signal_info.h"