some bugs fixed, logging is quite good now

src/commands.hxx

@@ -75,7 +75,7 @@ class Function;
 
 class Logger {
   public:
-    Logger(Command* command, Script* script);
+    Logger(Command* command, Script* script, bool showLines = true);
     void operator[](QString txt);
     void operator()(QString txt);
     ~Logger();
@@ -178,17 +178,16 @@ class Command: public QObject {
       return commands;
     }
     QStringList commaSeparatedList(QString value) {
+      if (!value.size()) return QStringList();
       switch (value.size()>1&&value.at(0)==value.at(value.size()-1)
               ?value.at(0).toLatin1():'\0') {
         case '"': case '\'': {
           return value.mid(1, value.size()-2)
             .split(QRegularExpression(QString(value[0])+", *"
-                                      +QString(value[0])),
+                                      +QString(value[0])));
-                   QString::SkipEmptyParts);
         } break;
         default: {
-          return value.split(QRegularExpression(", *"),
+          return value.split(QRegularExpression(", *"));
-                             QString::SkipEmptyParts);
         }
       }
     }
@@ -274,7 +273,11 @@ class Comment: public Command {
       return cmd;
     }
     bool execute(Script* script, QWebFrame*) {
+      this->log(false);
       Logger log(this, script);
+      this->log(true);
+      log(_comment);
+      this->log(false);
       return true;
     }
   private:
@@ -858,10 +861,10 @@ class Script: public QObject {
       Command* cmd(command?command:_command);
       if (cmd)
         prefix += QString("%2:%3%1 ")
-          .arg(QString(' ', cmd->indent()))
+          .arg(QString(cmd->indent(), QChar(' ')))
-          .arg(cmd->file(), 20)
+          .arg(cmd->file(), 20, QChar(' '))
-          .arg(cmd->line(), -4, 10);
+          .arg(cmd->line(), -4, 10, QChar(' '));
-      text = prefix+text.split('\n').join("\n    "+prefix);
+      text = prefix+text.split('\n').join("\n"+prefix+"    ");
       logging(text);
       std::cout<<text<<std::endl<<std::flush;
       _cout += text + "\n";
@@ -1953,7 +1956,7 @@ class Function: public Command {
                                    int indent) {
       std::shared_ptr<Function> cmd(new Function());
       if (!args.size()) throw BadArgument(tag()+" requires a <name>");
-      QStringList allargs(args.split(" ", QString::SkipEmptyParts));
+      QStringList allargs(args.split(" "));
       cmd->_name = allargs.takeFirst().trimmed();
       cmd->_vars = commaSeparatedList(allargs.join(' '));
       script->function(cmd->_name, cmd);
@@ -1962,7 +1965,7 @@ class Function: public Command {
       return cmd;
     }
     bool execute(Script* script, QWebFrame*) {
-      Logger log(this, script);
+      Logger log(this, script, false);
       return true;
     }
     bool call(Command* parentCommand, QStringList args,
@@ -2000,7 +2003,7 @@ class Call: public Command {
                                    QStringList&, QString, int, int) {
       std::shared_ptr<Call> cmd(new Call());
       if (!args.size()) throw BadArgument(tag()+" requires a <name>");
-      QStringList allargs(args.split(" ", QString::SkipEmptyParts));
+      QStringList allargs(args.split(" "));
       cmd->_name = allargs.takeFirst().trimmed();
       cmd->_args = commaSeparatedList(allargs.join(' '));
       return cmd;
@@ -2060,7 +2063,7 @@ class If: public Command {
       return cmd;
     }
     bool execute(Script* script, QWebFrame* frame) {
-      Logger log(this, script);
+      Logger log(this, script, false);
       QString value(script->replacevars(_value));
       bool check(false);
       switch (_cmp) {
@@ -2253,11 +2256,15 @@ inline bool Screenshot::execute(Script* script, QWebFrame* frame) {
   return true;
 }
 
-inline Logger::Logger(Command* command, Script* script):
+inline Logger::Logger(Command* command, Script* script, bool showLines):
     _command(command), _script(script) {
   _previous = _script->command();
   _script->command(command);
-  if (_command->log()) _script->log("\\ "+_command->command(), _command);
+  if (_command->log())
+    if (showLines)
+      _script->log("\\ "+_command->command(), _command);
+    else
+      _script->log("\\ "+_command->command().split('\n').first(), _command);
 }
 inline void Logger::operator()(QString txt) {
   if (_command->log()) _script->log("  "+txt, _command);
@@ -2266,7 +2273,7 @@ inline void Logger::operator[](QString txt) {
   _script->plainlog(txt);
 }
 inline Logger::~Logger() {
-  if (_command->log()) _script->log("/ "+_command->command(), _command);
+  if (_command->log()) _script->log("/ "+_command->tag(), _command);
   _script->command(_previous);
 }
 
@@ -2280,8 +2287,11 @@ inline bool Command::runScript(Command* parentCommand,
   if (args.size()!=vars.size())
     throw WrongNumberOfArguments(vars, args);
   for (QStringList::iterator var(vars.begin()), arg(args.begin());
-       var<vars.end() && arg<args.end(); ++var, ++arg)
+       var<vars.end() && arg<args.end(); ++var, ++arg) {
+    parent->log("argument: "+*var+" = "+parent->replacevars(*arg),
+                parentCommand);
     scriptCopy.set(*var, parent->replacevars(*arg));
+  }
   try {
     connect(&scriptCopy, SIGNAL(logging(QString)),
             parent, SLOT(parentlog(QString)));