add key: val syntax to tables, update tests to match replacement of -> with :

src/ndspkg/compv2/parser.nim

@@ -151,7 +151,7 @@ proc parseTable(parser: Parser): Node =
       result.keys.add(Node(kind: nkConst, constant: parser.previous.get().text.fromNimString(), line: parser.line))
     else:
       parser.errorAtCurrent("Key expected (have you forgotten to put the key in brackets?).")
-    discard parser.consume(tkEqual, "'=' expected after key.")
+    discard parser.consume({tkEqual, tkColon}, "'=' expected after key.")
 
     result.values.add(parser.exprNonAssign())
     if parser.peek().tokenType != tkRightBrace and not parser.consume(tkComma, "',' expected after table key value pair."):
@@ -230,7 +230,8 @@ proc primary(parser: Parser): Node =
     discard parser.consume(tkLeftParen, "'(' expected after 'proc'.")
     return parser.parseProcDeclaration()
   
-  parser.errorAtCurrent("Primary expected, but something else found.")
+  parser.errorAtCurrent(&"Primary expected, but found: {parser.current.tokenType}.")
+  parser.advance() # to always go forward if a completely unknown symbol is found
 
 proc parseArgList(parser: Parser): seq[Node] =
   # once ( has been consumed, consume args and the ) or just a )

tests/sugar.nds

@@ -53,14 +53,15 @@ var mix = @{
 print(mix.ident, mix["ident2"], mix[3], mix.ident4);
 //expect:5.0 6.0 7.0 8.0
 
-// -> method call syntax
+// : method call syntax
+// formerly ->
 
 var class = @{
   method = proc(self) print ("i was called")
 };
 
 // no args needed then no parentheses needed
-class->method;
+class:method;
 //expect:i was called
 
 var multiplier = @{
@@ -68,7 +69,7 @@ var multiplier = @{
   do = proc(self, arg) self.multiple * arg,
 };
 
-multiplier->do(7) :: print;
+multiplier:do(7) :: print;
 //expect:35.0
 
 // -> method call syntax with :: - check for precedence
@@ -77,7 +78,7 @@ var returner = @{
   method = proc(self) proc(n) n * 2
 };
 
-1.7 :: returner->method :: print;
+1.7 :: returner:method :: print;
 //expect:3.4
 
 print("finish");