Merge branch 'bugfix/missing-newline-parse-error' into 'develop'

Bugfix/missing newline parse error

See merge request jastadd/relast-preprocessor!4

src/main/jastadd/parser/RelAst.parser

 GrammarFile goal
   = comment_list.c grammar_file.f {: f.getDeclarationList().insertChild(new EmptyDeclaration(c), 0); return f; :}
-  | grammar_file
 ;
 
 GrammarFile grammar_file
@@ -16,8 +15,8 @@ Declaration declaration
 // this method would be create by the JAstAddParser from a usage of
 // 'comment+' in a rule, but only for the standard list class 'List'.
 JastAddList comment_list
-  = comment.n {: return new JastAddList().add(n); :}
-  | comment_list.l comment.n {: return l.add(n); :}
+  = comment.c comment_list.l {: l.insertChild(c, 0); return l; :}
+  | /* epsilon */            {: return new JastAddList(); :}
 ;
 
 Comment comment

src/main/jastadd/scanner/Keywords.flex

-<YYINITIAL,DECLARATION> {
+<YYINITIAL,COMMENT,DECLARATION> {
   "abstract"            { yybegin(DECLARATION); return sym(Terminals.ABSTRACT); }
   "rel"                 { yybegin(DECLARATION); return sym(Terminals.RELATION); }
 }

src/main/jastadd/scanner/RulesPostamble.flex

-<YYINITIAL,DECLARATION> {
+<YYINITIAL,COMMENT,DECLARATION> {
   {ID}                  { yybegin(DECLARATION); return sym(Terminals.ID); }
-  [^]                   { throw new ScannerError((yyline+1) +"," + (yycolumn+1) + ": Illegal character <"+yytext()+">"); }
 }
-<YYINITIAL,DECLARATION,COMMENT> {
+<YYINITIAL,COMMENT,DECLARATION> {
   <<EOF>>               { return sym(Terminals.EOF); }
-}
+  [^]                   { throw new ScannerError((yyline+1) +"," + (yycolumn+1) + ": Illegal character <"+yytext()+">"); }
+}
\ No newline at end of file

src/main/jastadd/scanner/Symbols.flex

-<YYINITIAL,DECLARATION> {
+<YYINITIAL,COMMENT,DECLARATION> {
   ";"                   { yybegin(COMMENT);     return sym(Terminals.SCOL); }
   ":"                   { yybegin(DECLARATION); return sym(Terminals.COL); }
   "::="                 { yybegin(DECLARATION); return sym(Terminals.ASSIGN); }

src/test/resources/NoWhitespaceAfterRules/config.yaml

+- name: "No whitespace/comment between and after rules required"
+  args:
+    - "--inputBaseDir=in"
+    - "--outputBaseDir=out"
+    - "Grammar.relast"
+    - "Relation.relast"
+  out: "out"
+  expected: "in"
+  compare: true

src/test/resources/NoWhitespaceAfterRules/in/Grammar.relast

+Person ::= <FullName> <Address> Gender;abstract Gender;
+Male : Gender;Female : Gender;Diverse : Gender;
\ No newline at end of file

src/test/resources/NoWhitespaceAfterRules/in/Relation.relast

+rel Person.Friend -> Person;rel Person.Child <-> Person.Parent;
\ No newline at end of file