JastAddAspect.flex

package org.jastadd.tooling.aspect.lexer;

import com.intellij.lexer.FlexLexer;
import com.intellij.psi.tree.IElementType;
import org.jastadd.tooling.aspect.psi.JastAddAspectTypes;
import com.intellij.psi.TokenType;

%%

%class JastAddAspectLexer
%implements FlexLexer
%unicode
%function advance
%type IElementType
%eof{  return;
%eof}

%{
  private int counter = 0;
%}


WhiteSpace        = [ ] | \t | \f | \n | \r | \r\n
//ID                = [a-zA-Z$_][a-zA-Z0-9$_]*
//MultiLineComment  = [/][*][^*]+[*]+([^*/][^*]*[*]+)*[/]
//DocComment        = [/][*][*][^*]*[*]+([^*/][^*]*[*]+)*[/]
//SingleLineComment = [/][/] [^\n\r]* (\n | \r | \r\n)
NotParenthesis    = [^{}]*

%state JAVA

%%

<YYINITIAL> {
 {WhiteSpace}+                  {}
 "EQ"                           { yybegin(YYINITIAL); return JastAddAspectTypes.EQ; }
 "{"                            { yybegin(JAVA); counter = 1;  }
}

<JAVA_PARENTHESIS_BLOCK> {
 {NotParenthesis}               {}
 "{"                            { counter++; yybegin(JAVA); }
 "}"                            { counter--; if (counter==0) { yybegin(YYINITIAL); return JastAddAspectTypes.JAVABLOCK; } }
}

<JAVATOKENS> {
 "abstract"                     { return JastAddAspectTypes.ABSTRACT; }
 "assert"                       { return JastAddAspectTypes.ASSERT; }
 "boolean"                      { return JastAddAspectTypes.BOOLEAN; }
 "break"                        { return JastAddAspectTypes.BREAK; }
 "byte"                         { return JastAddAspectTypes.BYTE; }
 "case"                         { return JastAddAspectTypes.CASE; }
 "catch"                        { return JastAddAspectTypes.CATCH; }
 "char"                         { return JastAddAspectTypes.CHAR; }
 "class"                        { return JastAddAspectTypes.CLASS; }
 "const"                        { return JastAddAspectTypes.CONST; }
 "continue"                     { return JastAddAspectTypes.CONTINUE; }
 "default"                      { return JastAddAspectTypes._DEFAULT; }
 "do"                           { return JastAddAspectTypes.DO; }
 "double"                       { return JastAddAspectTypes.DOUBLE; }
 "else"                         { return JastAddAspectTypes.ELSE; }
 "enum"                         { return JastAddAspectTypes.ENUM; }
 "extends"                      { return JastAddAspectTypes.EXTENDS; }
 "false"                        { return JastAddAspectTypes.FALSE; }
 "final"                        { return JastAddAspectTypes.FINAL; }
 "finally"                      { return JastAddAspectTypes.FINALLY; }
 "float"                        { return JastAddAspectTypes.FLOAT; }
 "for"                          { return JastAddAspectTypes.FOR; }
 "goto"                         { return JastAddAspectTypes.GOTO; }
 "if"                           { return JastAddAspectTypes.IF; }
 "implements"                   { return JastAddAspectTypes.IMPLEMENTS; }
 "import"                       { return JastAddAspectTypes.IMPORT; }
 "instanceof"                   { return JastAddAspectTypes.INSTANCEOF; }
 "int"                          { return JastAddAspectTypes.INT; }
 "interface"                    { return JastAddAspectTypes.INTERFACE; }
 "long"                         { return JastAddAspectTypes.LONG; }
 "native"                       { return JastAddAspectTypes.NATIVE; }
 "new"                          { return JastAddAspectTypes.NEW; }
 "null"                         { return JastAddAspectTypes.NULL; }
 "package"                      { return JastAddAspectTypes.PACKAGE; }
 "private"                      { return JastAddAspectTypes.PRIVATE; }
 "protected"                    { return JastAddAspectTypes.PROTECTED; }
 "public"                       { return JastAddAspectTypes.PUBLIC; }
 "return"                       { return JastAddAspectTypes.RETURN; }
 "short"                        { return JastAddAspectTypes.SHORT; }
 "static"                       { return JastAddAspectTypes.STATIC; }
 "strictfp"                     { return JastAddAspectTypes.STRICTFP; }
 "super"                        { return JastAddAspectTypes.SUPER; }
 "switch"                       { return JastAddAspectTypes.SWITCH; }
 "synchronized"                 { return JastAddAspectTypes.SYNCHRONIZED; }
 "this"                         { return JastAddAspectTypes.THIS; }
 "throw"                        { return JastAddAspectTypes.THROW; }
 "throws"                       { return JastAddAspectTypes.THROWS; }
 "transient"                    { return JastAddAspectTypes.TRANSIENT; }
 "true"                         { return JastAddAspectTypes.TRUE; }
 "try"                          { return JastAddAspectTypes.TRY; }
 "void"                         { return JastAddAspectTypes.VOID; }
 "volatile"                     { return JastAddAspectTypes.VOLATILE; }
 "while"                        { return JastAddAspectTypes.WHILE; }

 // JastAdd

  "inh"                         { return JastAddAspectTypes.INH; }
  "syn"                         { return JastAddAspectTypes.SYN; }
  "lazy"                        { return JastAddAspectTypes.LAZY; }
  "rewrite"                     { return JastAddAspectTypes.REWRITE; }
  "to"                          { return JastAddAspectTypes.TO; }
  "when"                        { return JastAddAspectTypes.WHEN; }
  "aspect"                      { return JastAddAspectTypes.ASPECT; }
  "eq"                          { return JastAddAspectTypes.EQUATION; }
  "circular"                    { return JastAddAspectTypes.CIRCULAR; }
  "refine"                      { return JastAddAspectTypes.REFINE; }
  "contributes"                 { return JastAddAspectTypes.CONTRIBUTES; }
  "each"                        { return JastAddAspectTypes.EACH; }
  "nta"                         { return JastAddAspectTypes.NTA; }
  "cache"                       { return JastAddAspectTypes.CACHE; }
  "uncache"                     { return JastAddAspectTypes.UNCACHE; }
}