Changeset 102 in default for v2/trunk/de.ugoe.cs.swe.bnftools.ebnf

Timestamp:

10/12/16 17:05:06 (8 years ago)

Author:

phdmakk

Message:

+ added checking of rule numbering

File:

• v2/trunk/de.ugoe.cs.swe.bnftools.ebnf/src/de/ugoe/cs/swe/bnftools/validation/EbnfValidator.xtend (modified) (2 diffs)

v2/trunk/de.ugoe.cs.swe.bnftools.ebnf/src/de/ugoe/cs/swe/bnftools/validation/EbnfValidator.xtend

@@ -42 +42 @@
         //public  static final String duplicateSubRulesDescription = "A part the of rule is a duplicate";
         public static final String nonUniqueNameDescription = "The rule has the same Name as the Rule in Line ";
+        public static final String wrongNumbering = "The rule numbering is wrong in Line ";
 
         // ----------------------------------------------------------------------------------------------------
@@ -169 +170 @@
 
         // ----------------------------------------------------------------------------------------------------
+        /*Checks if the rule numbering is correct:
+         * 1. a ::= "foo"
+         * 3. b ::= "bar"
+         */
+        @Check
+        def void checkRuleNumbering(Rule rule) {
+                val EtsiBnf bnf = rule.eContainer.eContainer as EtsiBnf;
+                if (EbnfAnalysisUtils.getAllRules(bnf).indexOf(rule)+1 != rule.rulenumber) {
+                        warning(wrongNumbering + NodeModelUtils.findActualNodeFor(rule).startLine,
+                                EbnfPackage$Literals::RULE__RULENUMBER)
+                }
+        }
+
+        //alternative implementation, does not work for some reason
+        @Check
+        def void checkRuleNumberingG(EtsiBnf bnf) {
+//              var lastNumber = 0;
+//              for (r : EbnfAnalysisUtils.getAllRules(bnf)) {
+//                      println(lastNumber + " : " + r.rulenumber)
+//                      if (lastNumber!=0 && r.rulenumber != lastNumber+1) {
+//                              warning(wrongNumbering + NodeModelUtils.findActualNodeFor(r).startLine,
+//                                      EbnfPackage$Literals::RULE__RULENUMBER)
+//                      }
+//                      lastNumber = r.rulenumber
+//              }
+        }
+
+
+        // ----------------------------------------------------------------------------------------------------
         /*Checks if a Rule, except for the #1 is not referenced, e.g.:
          * a::= b