bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/common/names/SCLReservedWords.java

   1 package org.simantics.scl.compiler.common.names;
   2
   3 import java.io.StringReader;
   4
   5 import org.simantics.scl.compiler.internal.parsing.Token;
   6 import org.simantics.scl.compiler.internal.parsing.parser.SCLLexer;
   7 import org.simantics.scl.compiler.internal.parsing.parser.SCLTerminals;
   8
   9 import gnu.trove.set.hash.THashSet;
  10
  11 public class SCLReservedWords {
  12     public static final String[] RESERVED_WORDS_ARRAY = {
  13             "as",
  14             "by",
  15             "do",
  16             "if",
  17             "in",
  18             "edo",
  19             "let",
  20             "mdo",
  21             "data",
  22             "else",
  23             "rule",
  24             "then",
  25             "type",
  26             "when",
  27             "with",
  28             "class",
  29             "infix",
  30             "match",
  31             "where",
  32             "effect",
  33             "forall",
  34             "hiding",
  35             "import",
  36             "infixl",
  37             "infixr",
  38             "select",
  39             "enforce",
  40             "include",
  41             "ruleset",
  42             "deriving",
  43             "instance",
  44             "constraint",
  45             "importJava",
  46             "transformation",
  47     };
  48
  49     public static final THashSet<String> RESERVED_WORDS_SET = new THashSet<>();
  50
  51     static {
  52         for(String word : RESERVED_WORDS_ARRAY)
  53             RESERVED_WORDS_SET.add(word);
  54     }
  55
  56     public static boolean isReserved(String str) {
  57         try {
  58             SCLLexer lexer = new SCLLexer(new StringReader(str));
  59             Token token = lexer.nextToken();
  60             return token.id != SCLTerminals.ID;
  61         } catch(Exception e) {
  62             return true;
  63         }
  64     }
  65 }