net.mograsim.plugin.core/src/net/mograsim/plugin/asm/editor/rules/InstructionRule.java

   1 package net.mograsim.plugin.asm.editor.rules;
   2
   3 import java.util.Objects;
   4 import java.util.Set;
   5
   6 import org.eclipse.jface.text.rules.IToken;
   7 import org.eclipse.jface.text.rules.IWordDetector;
   8 import org.eclipse.jface.text.rules.WordRule;
   9
  10 import net.mograsim.plugin.AsmOps;
  11
  12 public class InstructionRule extends WordRule
  13 {
  14         private final IToken instToken;
  15
  16         public InstructionRule(IToken defaultToken, IToken instToken)
  17         {
  18                 this(defaultToken, instToken, false);
  19         }
  20
  21         public InstructionRule(IToken defaultToken, IToken instToken, boolean ignoreCase)
  22         {
  23                 super(new InstructionDetector(), Objects.requireNonNull(defaultToken), ignoreCase);
  24                 this.instToken = Objects.requireNonNull(instToken);
  25                 AsmOps.addListener(this::update);
  26         }
  27
  28         void update(Set<String> words)
  29         {
  30                 fWords.clear();
  31                 words.forEach(s -> fWords.put(s, instToken));
  32         }
  33
  34         static class InstructionDetector implements IWordDetector
  35         {
  36                 @Override
  37                 public boolean isWordStart(char c)
  38                 {
  39                         return Character.isJavaIdentifierStart(c);
  40                 }
  41
  42                 @Override
  43                 public boolean isWordPart(char c)
  44                 {
  45                         return Character.isJavaIdentifierPart(c);
  46                 }
  47         }
  48 }