Various

Support layer counting in GCode files generated by SuperSlicer
When reporting a bad command, display any non-printing characters in hex
Support measuring fan RPMs down to 160 instead of down to 320
After turning a remote heater on, if it was previously off then set its
status to 'heating' pending receiving updated status for it, to make
sure that M116 waits for it

1 files changed, 14 insertions, 2 deletions

diff --git a/src/GCodes/GCodeBuffer/StringParser.cpp b/src/GCodes/GCodeBuffer/StringParser.cpp
index abf822e5..8b4df0f0 100644
--- a/src/GCodes/GCodeBuffer/StringParser.cpp
+++ b/src/GCodes/GCodeBuffer/StringParser.cpp
@@ -266,7 +266,7 @@ bool StringParser::Put(char c) noexcept
 
 // This is called when we are fed a null, CR or LF character.
 // Return true if there is a completed command ready to be executed.
-bool StringParser::LineFinished()
+bool StringParser::LineFinished() noexcept
 {
 	if (hadLineNumber)
 	{
@@ -1486,9 +1486,21 @@ void StringParser::PrintCommand(const StringRef& s) const noexcept
 }
 
 // Append the full command content to a string
+// This is called when we report a "Bad command" error, so make sure we display any control characters.
 void StringParser::AppendFullCommand(const StringRef &s) const noexcept
 {
-	s.cat(gb.buffer);
+	for (size_t i = commandStart; i < commandEnd; ++i)
+	{
+		const char c = gb.buffer[i];
+		if (c < 0x20)
+		{
+			s.catf("[0x%02x]", (unsigned int)c);
+		}
+		else
+		{
+			s.cat(c);
+		}
+	}
 }
 
 // Called when we start a new file