3 CHOICE_AMBIGUITY_CHECK = 2;
4 OTHER_AMBIGUITY_CHECK = 1;
7 DEBUG_LOOKAHEAD = false;
8 DEBUG_TOKEN_MANAGER = false;
9 OPTIMIZE_TOKEN_MANAGER = false;
10 ERROR_REPORTING = true;
11 JAVA_UNICODE_ESCAPE = false;
12 UNICODE_INPUT = false;
14 USER_TOKEN_MANAGER = false;
15 USER_CHAR_STREAM = false;
17 BUILD_TOKEN_MANAGER = true;
19 FORCE_LA_CHECK = false;
22 PARSER_BEGIN(PHPParser)
25 import org.eclipse.core.resources.IFile;
26 import org.eclipse.core.resources.IMarker;
27 import org.eclipse.core.runtime.CoreException;
28 import org.eclipse.ui.texteditor.MarkerUtilities;
29 import org.eclipse.jface.preference.IPreferenceStore;
31 import java.util.Hashtable;
32 import java.io.StringReader;
33 import java.text.MessageFormat;
35 import net.sourceforge.phpeclipse.actions.PHPStartApacheAction;
36 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
37 import net.sourceforge.phpdt.internal.compiler.parser.PHPOutlineInfo;
38 import net.sourceforge.phpdt.internal.compiler.parser.PHPSegmentWithChildren;
39 import net.sourceforge.phpdt.internal.compiler.parser.PHPFunctionDeclaration;
40 import net.sourceforge.phpdt.internal.compiler.parser.PHPClassDeclaration;
41 import net.sourceforge.phpdt.internal.compiler.parser.PHPVarDeclaration;
42 import net.sourceforge.phpdt.internal.compiler.parser.PHPReqIncDeclaration;
46 * This php parser is inspired by the Java 1.2 grammar example
47 * given with JavaCC. You can get JavaCC at http://www.webgain.com
48 * You can test the parser with the PHPParserTestCase2.java
49 * @author Matthieu Casanova
51 public final class PHPParser extends PHPParserSuperclass {
53 private static IFile fileToParse;
55 /** The current segment */
56 private static PHPSegmentWithChildren currentSegment;
58 private static final String PARSE_ERROR_STRING = "Parse error"; //$NON-NLS-1$
59 private static final String PARSE_WARNING_STRING = "Warning"; //$NON-NLS-1$
60 PHPOutlineInfo outlineInfo;
61 private static int errorLevel = ERROR;
62 private static String errorMessage;
67 public final void setFileToParse(final IFile fileToParse) {
68 this.fileToParse = fileToParse;
71 public PHPParser(final IFile fileToParse) {
72 this(new StringReader(""));
73 this.fileToParse = fileToParse;
76 public static final void phpParserTester(final String strEval) throws CoreException, ParseException {
77 PHPParserTokenManager.SwitchTo(PHPParserTokenManager.PHPPARSING);
78 final StringReader stream = new StringReader(strEval);
79 if (jj_input_stream == null) {
80 jj_input_stream = new SimpleCharStream(stream, 1, 1);
82 ReInit(new StringReader(strEval));
86 public static final void htmlParserTester(final String strEval) throws CoreException, ParseException {
87 final StringReader stream = new StringReader(strEval);
88 if (jj_input_stream == null) {
89 jj_input_stream = new SimpleCharStream(stream, 1, 1);
95 public final PHPOutlineInfo parseInfo(final Object parent, final String s) {
96 outlineInfo = new PHPOutlineInfo(parent);
97 currentSegment = outlineInfo.getDeclarations();
98 final StringReader stream = new StringReader(s);
99 if (jj_input_stream == null) {
100 jj_input_stream = new SimpleCharStream(stream, 1, 1);
105 } catch (ParseException e) {
106 processParseException(e);
112 * This method will process the parse exception.
113 * If the error message is null, the parse exception wasn't catched and a trace is written in the log
114 * @param e the ParseException
116 private static void processParseException(final ParseException e) {
117 if (errorMessage == null) {
118 PHPeclipsePlugin.log(e);
119 errorMessage = "this exception wasn't handled by the parser please tell us how to reproduce it";
126 * Create marker for the parse error
127 * @param e the ParseException
129 private static void setMarker(final ParseException e) {
131 setMarker(fileToParse,
133 jj_input_stream.tokenBegin,
134 jj_input_stream.tokenBegin + e.currentToken.image.length(),
136 "Line " + e.currentToken.beginLine);
137 } catch (CoreException e2) {
138 PHPeclipsePlugin.log(e2);
143 * Create markers according to the external parser output
145 private static void createMarkers(final String output, final IFile file) throws CoreException {
146 // delete all markers
147 file.deleteMarkers(IMarker.PROBLEM, false, 0);
152 while ((brIndx = output.indexOf("<br />", indx)) != -1) {
153 // newer php error output (tested with 4.2.3)
154 scanLine(output, file, indx, brIndx);
159 while ((brIndx = output.indexOf("<br>", indx)) != -1) {
160 // older php error output (tested with 4.2.3)
161 scanLine(output, file, indx, brIndx);
167 private static void scanLine(final String output,
170 final int brIndx) throws CoreException {
172 StringBuffer lineNumberBuffer = new StringBuffer(10);
174 current = output.substring(indx, brIndx);
176 if (current.indexOf(PARSE_WARNING_STRING) != -1 || current.indexOf(PARSE_ERROR_STRING) != -1) {
177 int onLine = current.indexOf("on line <b>");
179 lineNumberBuffer.delete(0, lineNumberBuffer.length());
180 for (int i = onLine; i < current.length(); i++) {
181 ch = current.charAt(i);
182 if ('0' <= ch && '9' >= ch) {
183 lineNumberBuffer.append(ch);
187 int lineNumber = Integer.parseInt(lineNumberBuffer.toString());
189 Hashtable attributes = new Hashtable();
191 current = current.replaceAll("\n", "");
192 current = current.replaceAll("<b>", "");
193 current = current.replaceAll("</b>", "");
194 MarkerUtilities.setMessage(attributes, current);
196 if (current.indexOf(PARSE_ERROR_STRING) != -1)
197 attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
198 else if (current.indexOf(PARSE_WARNING_STRING) != -1)
199 attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
201 attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
202 MarkerUtilities.setLineNumber(attributes, lineNumber);
203 MarkerUtilities.createMarker(file, attributes, IMarker.PROBLEM);
208 public final void parse(final String s) throws CoreException {
209 final StringReader stream = new StringReader(s);
210 if (jj_input_stream == null) {
211 jj_input_stream = new SimpleCharStream(stream, 1, 1);
216 } catch (ParseException e) {
217 processParseException(e);
222 * Call the php parse command ( php -l -f <filename> )
223 * and create markers according to the external parser output
225 public static void phpExternalParse(final IFile file) {
226 final IPreferenceStore store = PHPeclipsePlugin.getDefault().getPreferenceStore();
227 final String filename = file.getLocation().toString();
229 final String[] arguments = { filename };
230 final MessageFormat form = new MessageFormat(store.getString(PHPeclipsePlugin.EXTERNAL_PARSER_PREF));
231 final String command = form.format(arguments);
233 final String parserResult = PHPStartApacheAction.getParserOutput(command, "External parser: ");
236 // parse the buffer to find the errors and warnings
237 createMarkers(parserResult, file);
238 } catch (CoreException e) {
239 PHPeclipsePlugin.log(e);
243 public static final void parse() throws ParseException {
248 PARSER_END(PHPParser)
252 <PHPSTARTSHORT : "<?"> : PHPPARSING
253 | <PHPSTARTLONG : "<?php"> : PHPPARSING
254 | <PHPECHOSTART : "<?="> : PHPPARSING
259 <PHPEND :"?>"> : DEFAULT
281 <PHPPARSING> SPECIAL_TOKEN :
283 "//" : IN_SINGLE_LINE_COMMENT
285 <"/**" ~["/"]> { input_stream.backup(1); } : IN_FORMAL_COMMENT
287 "/*" : IN_MULTI_LINE_COMMENT
290 <IN_SINGLE_LINE_COMMENT> SPECIAL_TOKEN :
292 <SINGLE_LINE_COMMENT: "\n" | "\r" | "\r\n" > : PHPPARSING
295 <IN_SINGLE_LINE_COMMENT> SPECIAL_TOKEN :
297 <SINGLE_LINE_COMMENT_PHPEND : "?>" > : DEFAULT
303 <FORMAL_COMMENT: "*/" > : PHPPARSING
306 <IN_MULTI_LINE_COMMENT>
309 <MULTI_LINE_COMMENT: "*/" > : PHPPARSING
312 <IN_SINGLE_LINE_COMMENT,IN_FORMAL_COMMENT,IN_MULTI_LINE_COMMENT>
322 | <FUNCTION : "function">
325 | <ELSEIF : "elseif">
331 /* LANGUAGE CONSTRUCT */
336 | <INCLUDE : "include">
337 | <REQUIRE : "require">
338 | <INCLUDE_ONCE : "include_once">
339 | <REQUIRE_ONCE : "require_once">
340 | <GLOBAL : "global">
341 | <STATIC : "static">
342 | <CLASSACCESS : "->">
343 | <STATICCLASSACCESS : "::">
344 | <ARRAYASSIGN : "=>">
351 /* RESERVED WORDS AND LITERALS */
357 | <CONTINUE : "continue">
358 | <_DEFAULT : "default">
360 | <EXTENDS : "extends">
365 | <RETURN : "return">
367 | <SWITCH : "switch">
372 | <ENDWHILE : "endwhile">
374 | <ENDFOR : "endfor">
375 | <FOREACH : "foreach">
384 | <OBJECT : "object">
386 | <BOOLEAN : "boolean">
388 | <DOUBLE : "double">
391 | <INTEGER : "integer">
405 <DECIMAL_LITERAL> (["l","L"])?
406 | <HEX_LITERAL> (["l","L"])?
407 | <OCTAL_LITERAL> (["l","L"])?
410 < #DECIMAL_LITERAL: ["1"-"9"] (["0"-"9"])* >
412 < #HEX_LITERAL: "0" ["x","X"] (["0"-"9","a"-"f","A"-"F"])+ >
414 < #OCTAL_LITERAL: "0" (["0"-"7"])* >
416 < FLOATING_POINT_LITERAL:
417 (["0"-"9"])+ "." (["0"-"9"])* (<EXPONENT>)? (["f","F","d","D"])?
418 | "." (["0"-"9"])+ (<EXPONENT>)? (["f","F","d","D"])?
419 | (["0"-"9"])+ <EXPONENT> (["f","F","d","D"])?
420 | (["0"-"9"])+ (<EXPONENT>)? ["f","F","d","D"]
423 < #EXPONENT: ["e","E"] (["+","-"])? (["0"-"9"])+ >
425 < STRING_LITERAL: (<STRING_1> | <STRING_2> | <STRING_3>)>
460 < IDENTIFIER: (<LETTER>|<SPECIAL>) (<LETTER>|<DIGIT>|<SPECIAL>)* >
463 ["a"-"z"] | ["A"-"Z"]
471 "_" | ["\u007f"-"\u00ff"]
501 | <BANGDOUBLEEQUAL : "!==">
502 | <TRIPLEEQUAL : "===">
509 | <PLUSASSIGN : "+=">
510 | <MINUSASSIGN : "-=">
511 | <STARASSIGN : "*=">
512 | <SLASHASSIGN : "/=">
518 | <TILDEEQUAL : "~=">
542 | <RSIGNEDSHIFT : ">>">
543 | <RUNSIGNEDSHIFT : ">>>">
544 | <LSHIFTASSIGN : "<<=">
545 | <RSIGNEDSHIFTASSIGN : ">>=">
550 < DOLLAR_ID: <DOLLAR> <IDENTIFIER> >
566 } catch (TokenMgrError e) {
567 errorMessage = e.getMessage();
569 throw generateParseException();
575 final int start = jj_input_stream.bufpos;
578 <PHPECHOSTART> Expression() [ <SEMICOLON> ] <PHPEND>
583 setMarker(fileToParse,
584 "You should use '<?php' instead of '<?' it will avoid some problems with XML",
586 jj_input_stream.bufpos,
588 "Line " + token.beginLine);
589 } catch (CoreException e) {
590 PHPeclipsePlugin.log(e);
595 } catch (ParseException e) {
596 errorMessage = "'?>' expected";
608 void ClassDeclaration() :
610 final PHPClassDeclaration classDeclaration;
611 final Token className;
612 final int pos = jj_input_stream.bufpos;
615 <CLASS> className = <IDENTIFIER> [ <EXTENDS> <IDENTIFIER> ]
617 if (currentSegment != null) {
618 classDeclaration = new PHPClassDeclaration(currentSegment,className.image,pos);
619 currentSegment.add(classDeclaration);
620 currentSegment = classDeclaration;
625 if (currentSegment != null) {
626 currentSegment = (PHPSegmentWithChildren) currentSegment.getParent();
636 } catch (ParseException e) {
637 errorMessage = "'{' expected";
641 ( ClassBodyDeclaration() )*
644 } catch (ParseException e) {
645 errorMessage = "'var', 'function' or '}' expected";
651 void ClassBodyDeclaration() :
659 void FieldDeclaration() :
661 PHPVarDeclaration variableDeclaration;
664 <VAR> variableDeclaration = VariableDeclarator()
666 if (currentSegment != null) {
667 currentSegment.add(variableDeclaration);
671 variableDeclaration = VariableDeclarator()
673 if (currentSegment != null) {
674 currentSegment.add(variableDeclaration);
680 } catch (ParseException e) {
681 errorMessage = "';' expected after variable declaration";
687 PHPVarDeclaration VariableDeclarator() :
689 final String varName;
690 String varValue = null;
691 final int pos = jj_input_stream.bufpos;
694 varName = VariableDeclaratorId()
698 varValue = VariableInitializer()
699 {return new PHPVarDeclaration(currentSegment,varName,pos,varValue);}
700 } catch (ParseException e) {
701 errorMessage = "Literal expression expected in variable initializer";
706 {return new PHPVarDeclaration(currentSegment,varName,pos);}
709 String VariableDeclaratorId() :
712 final StringBuffer buff = new StringBuffer();
718 ( LOOKAHEAD(2) expr = VariableSuffix()
721 {return buff.toString();}
722 } catch (ParseException e) {
723 errorMessage = "'$' expected for variable identifier";
735 token = <DOLLAR_ID> [<LBRACE> expr = Expression() <RBRACE>]
740 return token + "{" + expr + "}";
743 <DOLLAR> expr = VariableName()
747 String VariableName():
753 <LBRACE> expr = Expression() <RBRACE>
754 {return "{"+expr+"}";}
756 token = <IDENTIFIER> [<LBRACE> expr = Expression() <RBRACE>]
761 return token + "{" + expr + "}";
764 <DOLLAR> expr = VariableName()
767 token = <DOLLAR_ID> [expr = VariableName()]
772 return token.image + expr;
776 String VariableInitializer() :
785 <MINUS> (token = <INTEGER_LITERAL> | token = <FLOATING_POINT_LITERAL>)
786 {return "-" + token.image;}
788 <PLUS> (token = <INTEGER_LITERAL> | token = <FLOATING_POINT_LITERAL>)
789 {return "+" + token.image;}
791 expr = ArrayDeclarator()
795 {return token.image;}
798 String ArrayVariable() :
801 final StringBuffer buff = new StringBuffer();
806 [<ARRAYASSIGN> expr = Expression()
807 {buff.append("=>").append(expr);}]
808 {return buff.toString();}
811 String ArrayInitializer() :
814 final StringBuffer buff = new StringBuffer("(");
817 <LPAREN> [ expr = ArrayVariable()
819 ( LOOKAHEAD(2) <COMMA> expr = ArrayVariable()
820 {buff.append(",").append(expr);}
825 return buff.toString();
829 void MethodDeclaration() :
831 final PHPFunctionDeclaration functionDeclaration;
834 <FUNCTION> functionDeclaration = MethodDeclarator()
836 if (currentSegment != null) {
837 currentSegment.add(functionDeclaration);
838 currentSegment = functionDeclaration;
843 if (currentSegment != null) {
844 currentSegment = (PHPSegmentWithChildren) currentSegment.getParent();
849 PHPFunctionDeclaration MethodDeclarator() :
851 final Token identifier;
852 final StringBuffer methodDeclaration = new StringBuffer();
853 final String formalParameters;
854 final int pos = jj_input_stream.bufpos;
857 [ <BIT_AND> {methodDeclaration.append("&");} ]
858 identifier = <IDENTIFIER>
859 {methodDeclaration.append(identifier);}
860 formalParameters = FormalParameters()
862 methodDeclaration.append(formalParameters);
863 return new PHPFunctionDeclaration(currentSegment,methodDeclaration.toString(),pos);
867 String FormalParameters() :
870 final StringBuffer buff = new StringBuffer("(");
875 } catch (ParseException e) {
876 errorMessage = "Formal parameter expected after function identifier";
878 jj_consume_token(token.kind);
880 [ expr = FormalParameter()
883 <COMMA> expr = FormalParameter()
884 {buff.append(",").append(expr);}
889 } catch (ParseException e) {
890 errorMessage = "')' expected";
896 return buff.toString();
900 String FormalParameter() :
902 final PHPVarDeclaration variableDeclaration;
903 final StringBuffer buff = new StringBuffer();
906 [<BIT_AND> {buff.append("&");}] variableDeclaration = VariableDeclarator()
908 buff.append(variableDeclaration.toString());
909 return buff.toString();
944 String Expression() :
947 final String assignOperator;
951 expr = PrintExpression()
954 expr = ListExpression()
957 expr = ConditionalExpression()
959 assignOperator = AssignmentOperator()
962 {return expr + assignOperator + expr2;}
963 } catch (ParseException e) {
964 errorMessage = "expression expected";
972 String AssignmentOperator() :
989 | <RSIGNEDSHIFTASSIGN>
1003 String ConditionalExpression() :
1006 String expr2 = null;
1007 String expr3 = null;
1010 expr = ConditionalOrExpression() [ <HOOK> expr2 = Expression() <COLON> expr3 = ConditionalExpression() ]
1012 if (expr3 == null) {
1015 return expr + "?" + expr2 + ":" + expr3;
1020 String ConditionalOrExpression() :
1024 final StringBuffer buff = new StringBuffer();
1027 expr = ConditionalAndExpression()
1028 {buff.append(expr);}
1030 (operator = <SC_OR> | operator = <_ORL>) expr = ConditionalAndExpression()
1032 buff.append(operator.image);
1037 return buff.toString();
1041 String ConditionalAndExpression() :
1045 final StringBuffer buff = new StringBuffer();
1048 expr = ConcatExpression()
1049 {buff.append(expr);}
1051 (operator = <SC_AND> | operator = <_ANDL>) expr = ConcatExpression()
1053 buff.append(operator.image);
1057 {return buff.toString();}
1060 String ConcatExpression() :
1063 final StringBuffer buff = new StringBuffer();
1066 expr = InclusiveOrExpression()
1067 {buff.append(expr);}
1069 <DOT> expr = InclusiveOrExpression()
1070 {buff.append(".").append(expr);}
1072 {return buff.toString();}
1075 String InclusiveOrExpression() :
1078 final StringBuffer buff = new StringBuffer();
1081 expr = ExclusiveOrExpression()
1082 {buff.append(expr);}
1084 <BIT_OR> expr = ExclusiveOrExpression()
1085 {buff.append("|").append(expr);}
1087 {return buff.toString();}
1090 String ExclusiveOrExpression() :
1093 final StringBuffer buff = new StringBuffer();
1096 expr = AndExpression()
1101 <XOR> expr = AndExpression()
1108 return buff.toString();
1112 String AndExpression() :
1115 final StringBuffer buff = new StringBuffer();
1118 expr = EqualityExpression()
1123 <BIT_AND> expr = EqualityExpression()
1125 buff.append("&").append(expr);
1128 {return buff.toString();}
1131 String EqualityExpression() :
1135 final StringBuffer buff = new StringBuffer();
1138 expr = RelationalExpression()
1139 {buff.append(expr);}
1144 | operator = <BANGDOUBLEEQUAL>
1145 | operator = <TRIPLEEQUAL>
1147 expr = RelationalExpression()
1149 buff.append(operator.image);
1153 {return buff.toString();}
1156 String RelationalExpression() :
1160 final StringBuffer buff = new StringBuffer();
1163 expr = ShiftExpression()
1164 {buff.append(expr);}
1166 ( operator = <LT> | operator = <GT> | operator = <LE> | operator = <GE> ) expr = ShiftExpression()
1167 {buff.append(operator.image).append(expr);}
1169 {return buff.toString();}
1172 String ShiftExpression() :
1176 final StringBuffer buff = new StringBuffer();
1179 expr = AdditiveExpression()
1180 {buff.append(expr);}
1182 (operator = <LSHIFT> | operator = <RSIGNEDSHIFT> | operator = <RUNSIGNEDSHIFT> ) expr = AdditiveExpression()
1184 buff.append(operator.image);
1188 {return buff.toString();}
1191 String AdditiveExpression() :
1195 final StringBuffer buff = new StringBuffer();
1198 expr = MultiplicativeExpression()
1199 {buff.append(expr);}
1201 ( operator = <PLUS> | operator = <MINUS> ) expr = MultiplicativeExpression()
1203 buff.append(operator.image);
1207 {return buff.toString();}
1210 String MultiplicativeExpression() :
1214 final StringBuffer buff = new StringBuffer();}
1216 expr = UnaryExpression()
1217 {buff.append(expr);}
1219 ( operator = <STAR> | operator = <SLASH> | operator = <REM> ) expr = UnaryExpression()
1221 buff.append(operator.image);
1225 {return buff.toString();}
1229 * An unary expression starting with @, & or nothing
1231 String UnaryExpression() :
1235 final StringBuffer buff = new StringBuffer();
1238 token = <BIT_AND> expr = UnaryExpressionNoPrefix()
1240 if (token == null) {
1243 return token.image + expr;
1246 (<AT> {buff.append("@");})* expr = UnaryExpressionNoPrefix()
1247 {return buff.append(expr).toString();}
1250 String UnaryExpressionNoPrefix() :
1256 ( token = <PLUS> | token = <MINUS> ) expr = UnaryExpression()
1258 return token.image + expr;
1261 expr = PreIncrementExpression()
1264 expr = PreDecrementExpression()
1267 expr = UnaryExpressionNotPlusMinus()
1272 String PreIncrementExpression() :
1277 <INCR> expr = PrimaryExpression()
1281 String PreDecrementExpression() :
1286 <DECR> expr = PrimaryExpression()
1290 String UnaryExpressionNotPlusMinus() :
1295 <BANG> expr = UnaryExpression()
1296 {return "!" + expr;}
1298 LOOKAHEAD( <LPAREN> Type() <RPAREN> )
1299 expr = CastExpression()
1302 expr = PostfixExpression()
1308 <LPAREN> expr = Expression()<RPAREN>
1309 {return "("+expr+")";}
1312 String CastExpression() :
1314 final String type, expr;
1317 <LPAREN> type = Type() <RPAREN> expr = UnaryExpression()
1318 {return "(" + type + ")" + expr;}
1321 String PostfixExpression() :
1324 Token operator = null;
1327 expr = PrimaryExpression() [ operator = <INCR> | operator = <DECR> ]
1329 if (operator == null) {
1332 return expr + operator.image;
1336 String PrimaryExpression() :
1338 final Token identifier;
1340 final StringBuffer buff = new StringBuffer();
1344 identifier = <IDENTIFIER> <STATICCLASSACCESS> expr = ClassIdentifier()
1345 {buff.append(identifier.image).append("::").append(expr);}
1347 expr = PrimarySuffix()
1348 {buff.append(expr);}
1350 {return buff.toString();}
1352 expr = PrimaryPrefix() {buff.append(expr);}
1353 ( expr = PrimarySuffix() {buff.append(expr);} )*
1354 {return buff.toString();}
1356 expr = ArrayDeclarator()
1357 {return "array" + expr;}
1360 String ArrayDeclarator() :
1365 <ARRAY> expr = ArrayInitializer()
1366 {return "array" + expr;}
1369 String PrimaryPrefix() :
1375 token = <IDENTIFIER>
1376 {return token.image;}
1378 <NEW> expr = ClassIdentifier()
1380 return "new " + expr;
1383 expr = VariableDeclaratorId()
1387 String ClassIdentifier():
1393 token = <IDENTIFIER>
1394 {return token.image;}
1396 expr = VariableDeclaratorId()
1400 String PrimarySuffix() :
1408 expr = VariableSuffix()
1412 String VariableSuffix() :
1417 <CLASSACCESS> expr = VariableName()
1418 {return "->" + expr;}
1420 <LBRACKET> [ expr = Expression() ]
1423 } catch (ParseException e) {
1424 errorMessage = "']' expected";
1432 return "[" + expr + "]";
1442 token = <INTEGER_LITERAL>
1443 {return token.image;}
1445 token = <FLOATING_POINT_LITERAL>
1446 {return token.image;}
1448 token = <STRING_LITERAL>
1449 {return token.image;}
1451 expr = BooleanLiteral()
1454 expr = NullLiteral()
1458 String BooleanLiteral() :
1468 String NullLiteral() :
1475 String Arguments() :
1480 <LPAREN> [ expr = ArgumentList() ]
1483 } catch (ParseException e) {
1484 errorMessage = "')' expected to close the argument list";
1492 return "(" + expr + ")";
1496 String ArgumentList() :
1499 final StringBuffer buff = new StringBuffer();
1503 {buff.append(expr);}
1507 } catch (ParseException e) {
1508 errorMessage = "expression expected after a comma in argument list";
1513 buff.append(",").append(expr);
1516 {return buff.toString();}
1520 * Statement syntax follows.
1529 (<SEMICOLON> | <PHPEND>)
1530 } catch (ParseException e) {
1531 errorMessage = "';' expected";
1543 StatementExpression()
1546 } catch (ParseException e) {
1547 errorMessage = "';' expected after expression";
1572 [<AT>] IncludeStatement()
1579 void IncludeStatement() :
1582 final int pos = jj_input_stream.bufpos;
1588 if (currentSegment != null) {
1589 currentSegment.add(new PHPReqIncDeclaration(currentSegment, "require",pos,expr));
1593 (<SEMICOLON> | "?>")
1594 } catch (ParseException e) {
1595 errorMessage = "';' expected";
1603 if (currentSegment != null) {
1604 currentSegment.add(new PHPReqIncDeclaration(currentSegment, "require_once",pos,expr));
1608 (<SEMICOLON> | "?>")
1609 } catch (ParseException e) {
1610 errorMessage = "';' expected";
1618 if (currentSegment != null) {
1619 currentSegment.add(new PHPReqIncDeclaration(currentSegment, "include",pos,expr));
1623 (<SEMICOLON> | "?>")
1624 } catch (ParseException e) {
1625 errorMessage = "';' expected";
1633 if (currentSegment != null) {
1634 currentSegment.add(new PHPReqIncDeclaration(currentSegment, "include_once",pos,expr));
1638 (<SEMICOLON> | "?>")
1639 } catch (ParseException e) {
1640 errorMessage = "';' expected";
1646 String PrintExpression() :
1648 final StringBuffer buff = new StringBuffer("print ");
1652 <PRINT> expr = Expression()
1655 return buff.toString();
1659 String ListExpression() :
1661 final StringBuffer buff = new StringBuffer("list(");
1667 expr = VariableDeclaratorId()
1668 {buff.append(expr);}
1673 expr = VariableDeclaratorId()
1674 {buff.append(expr);}
1679 return buff.toString();
1683 void EchoStatement() :
1686 <ECHO> Expression() (<COMMA> Expression())*
1688 (<SEMICOLON> | "?>")
1689 } catch (ParseException e) {
1690 errorMessage = "';' expected after 'echo' statement";
1696 void GlobalStatement() :
1699 <GLOBAL> VariableDeclaratorId() (<COMMA> VariableDeclaratorId())*
1701 (<SEMICOLON> | "?>")
1702 } catch (ParseException e) {
1703 errorMessage = "';' expected";
1709 void StaticStatement() :
1712 <STATIC> VariableDeclarator() (<COMMA> VariableDeclarator())*
1714 (<SEMICOLON> | "?>")
1715 } catch (ParseException e) {
1716 errorMessage = "';' expected";
1722 void LabeledStatement() :
1725 <IDENTIFIER> <COLON> Statement()
1733 } catch (ParseException e) {
1734 errorMessage = "'{' expected";
1738 ( BlockStatement() )*
1742 void BlockStatement() :
1752 void LocalVariableDeclaration() :
1755 LocalVariableDeclarator() ( <COMMA> LocalVariableDeclarator() )*
1758 void LocalVariableDeclarator() :
1761 VariableDeclaratorId() [ <ASSIGN> Expression() ]
1764 void EmptyStatement() :
1770 void StatementExpression() :
1773 PreIncrementExpression()
1775 PreDecrementExpression()
1783 AssignmentOperator() Expression()
1787 void SwitchStatement() :
1789 Token breakToken = null;
1796 } catch (ParseException e) {
1797 errorMessage = "'(' expected after 'switch'";
1804 } catch (ParseException e) {
1805 errorMessage = "')' expected";
1811 } catch (ParseException e) {
1812 errorMessage = "'{' expected";
1817 line = SwitchLabel()
1818 ( BlockStatement() )*
1819 [ breakToken = <BREAK> ]
1822 if (breakToken == null) {
1823 setMarker(fileToParse,
1824 "You should use put a 'break' at the end of your statement",
1829 } catch (CoreException e) {
1830 PHPeclipsePlugin.log(e);
1836 } catch (ParseException e) {
1837 errorMessage = "'}' expected";
1851 } catch (ParseException e) {
1852 if (errorMessage != null) throw e;
1853 errorMessage = "expression expected after 'case' keyword";
1859 } catch (ParseException e) {
1860 errorMessage = "':' expected after case expression";
1864 {return token.beginLine;}
1869 } catch (ParseException e) {
1870 errorMessage = "':' expected after 'default' keyword";
1874 {return token.beginLine;}
1877 void IfStatement() :
1880 final int pos = jj_input_stream.bufpos;
1883 token = <IF> Condition("if") IfStatement0(pos,pos+token.image.length())
1886 void Condition(final String keyword) :
1891 } catch (ParseException e) {
1892 errorMessage = "'(' expected after " + keyword + " keyword";
1899 } catch (ParseException e) {
1900 errorMessage = "')' expected after " + keyword + " keyword";
1906 void IfStatement0(final int start,final int end) :
1910 <COLON> (Statement())* (ElseIfStatementColon())* [ElseStatementColon()]
1913 setMarker(fileToParse,
1914 "Ugly syntax detected, you should if () {...} instead of if (): ... endif;",
1918 "Line " + token.beginLine);
1919 } catch (CoreException e) {
1920 PHPeclipsePlugin.log(e);
1924 } catch (ParseException e) {
1925 errorMessage = "'endif' expected";
1931 } catch (ParseException e) {
1932 errorMessage = "';' expected 'endif' keyword";
1937 Statement() ( LOOKAHEAD(1) ElseIfStatement() )* [ LOOKAHEAD(1) <ELSE> Statement() ]
1940 void ElseIfStatementColon() :
1943 <ELSEIF> Condition("elseif") <COLON> (Statement())*
1946 void ElseStatementColon() :
1949 <ELSE> <COLON> (Statement())*
1952 void ElseIfStatement() :
1955 <ELSEIF> Condition("elseif") Statement()
1958 void WhileStatement() :
1961 final int pos = jj_input_stream.bufpos;
1964 token = <WHILE> Condition("while") WhileStatement0(pos,pos + token.image.length())
1967 void WhileStatement0(final int start, final int end) :
1970 <COLON> (Statement())*
1972 setMarker(fileToParse,
1973 "Ugly syntax detected, you should while () {...} instead of while (): ... endwhile;",
1977 "Line " + token.beginLine);
1978 } catch (CoreException e) {
1979 PHPeclipsePlugin.log(e);
1983 } catch (ParseException e) {
1984 errorMessage = "'endwhile' expected";
1989 (<SEMICOLON> | "?>")
1990 } catch (ParseException e) {
1991 errorMessage = "';' expected after 'endwhile' keyword";
1999 void DoStatement() :
2002 <DO> Statement() <WHILE> Condition("while")
2004 (<SEMICOLON> | "?>")
2005 } catch (ParseException e) {
2006 errorMessage = "';' expected";
2012 void ForeachStatement() :
2018 } catch (ParseException e) {
2019 errorMessage = "'(' expected after 'foreach' keyword";
2025 } catch (ParseException e) {
2026 errorMessage = "variable expected";
2030 [ VariableSuffix() ]
2033 } catch (ParseException e) {
2034 errorMessage = "'as' expected";
2040 } catch (ParseException e) {
2041 errorMessage = "variable expected";
2045 [ <ARRAYASSIGN> Expression() ]
2048 } catch (ParseException e) {
2049 errorMessage = "')' expected after 'foreach' keyword";
2055 } catch (ParseException e) {
2056 if (errorMessage != null) throw e;
2057 errorMessage = "statement expected";
2063 void ForStatement() :
2066 final int pos = jj_input_stream.bufpos;
2072 } catch (ParseException e) {
2073 errorMessage = "'(' expected after 'for' keyword";
2077 [ ForInit() ] <SEMICOLON> [ Expression() ] <SEMICOLON> [ ForUpdate() ] <RPAREN>
2081 <COLON> (Statement())*
2084 setMarker(fileToParse,
2085 "Ugly syntax detected, you should for () {...} instead of for (): ... endfor;",
2087 pos+token.image.length(),
2089 "Line " + token.beginLine);
2090 } catch (CoreException e) {
2091 PHPeclipsePlugin.log(e);
2096 } catch (ParseException e) {
2097 errorMessage = "'endfor' expected";
2103 } catch (ParseException e) {
2104 errorMessage = "';' expected 'endfor' keyword";
2114 LOOKAHEAD(LocalVariableDeclaration())
2115 LocalVariableDeclaration()
2117 StatementExpressionList()
2120 void StatementExpressionList() :
2123 StatementExpression() ( <COMMA> StatementExpression() )*
2129 StatementExpressionList()
2132 void BreakStatement() :
2135 <BREAK> [ <IDENTIFIER> ] <SEMICOLON>
2138 void ContinueStatement() :
2141 <CONTINUE> [ <IDENTIFIER> ] <SEMICOLON>
2144 void ReturnStatement() :
2147 <RETURN> [ Expression() ] <SEMICOLON>