X-Git-Url: http://git.phpeclipse.com diff --git a/net.sourceforge.phpeclipse/src/test/PHPParser.jj b/net.sourceforge.phpeclipse/src/test/PHPParser.jj index 9e3fc1d..35b3173 100644 --- a/net.sourceforge.phpeclipse/src/test/PHPParser.jj +++ b/net.sourceforge.phpeclipse/src/test/PHPParser.jj @@ -29,77 +29,109 @@ import org.eclipse.ui.texteditor.MarkerUtilities; import org.eclipse.jface.preference.IPreferenceStore; import java.util.Hashtable; +import java.util.Enumeration; import java.io.StringReader; +import java.io.*; import java.text.MessageFormat; import net.sourceforge.phpeclipse.actions.PHPStartApacheAction; import net.sourceforge.phpeclipse.PHPeclipsePlugin; -import net.sourceforge.phpdt.internal.compiler.parser.PHPOutlineInfo; -import net.sourceforge.phpdt.internal.compiler.parser.PHPSegmentWithChildren; -import net.sourceforge.phpdt.internal.compiler.parser.PHPFunctionDeclaration; -import net.sourceforge.phpdt.internal.compiler.parser.PHPClassDeclaration; -import net.sourceforge.phpdt.internal.compiler.parser.PHPVarDeclaration; -import net.sourceforge.phpdt.internal.compiler.parser.PHPReqIncDeclaration; +import net.sourceforge.phpdt.internal.compiler.parser.*; +import net.sourceforge.phpdt.internal.compiler.ast.*; /** * A new php parser. - * This php parser is inspired by the Java 1.2 grammar example + * This php parser is inspired by the Java 1.2 grammar example * given with JavaCC. You can get JavaCC at http://www.webgain.com * You can test the parser with the PHPParserTestCase2.java * @author Matthieu Casanova */ -public class PHPParser extends PHPParserSuperclass { +public final class PHPParser extends PHPParserSuperclass { + /** The file that is parsed. */ private static IFile fileToParse; - /** The current segment */ + /** The current segment. */ private static PHPSegmentWithChildren currentSegment; private static final String PARSE_ERROR_STRING = "Parse error"; //$NON-NLS-1$ private static final String PARSE_WARNING_STRING = "Warning"; //$NON-NLS-1$ - PHPOutlineInfo outlineInfo; + static PHPOutlineInfo outlineInfo; + + private static PHPFunctionDeclaration currentFunction; + private static boolean assigning; + + /** The error level of the current ParseException. */ private static int errorLevel = ERROR; + /** The message of the current ParseException. If it's null it's because the parse exception wasn't handled */ private static String errorMessage; - public PHPParser() { - } + private static int errorStart = -1; + private static int errorEnd = -1; + + //ast stack + private final static int AstStackIncrement = 100; + /** The stack of node. */ + private static AstNode[] astStack; + /** The cursor in expression stack. */ + private static int expressionPtr; - public void setFileToParse(IFile fileToParse) { + public final void setFileToParse(final IFile fileToParse) { this.fileToParse = fileToParse; } - public PHPParser(IFile fileToParse) { + public PHPParser() { + } + + public PHPParser(final IFile fileToParse) { this(new StringReader("")); this.fileToParse = fileToParse; } - public void phpParserTester(String strEval) throws CoreException, ParseException { + public static final void phpParserTester(final String strEval) throws CoreException, ParseException { PHPParserTokenManager.SwitchTo(PHPParserTokenManager.PHPPARSING); - StringReader stream = new StringReader(strEval); + final StringReader stream = new StringReader(strEval); if (jj_input_stream == null) { jj_input_stream = new SimpleCharStream(stream, 1, 1); } ReInit(new StringReader(strEval)); + astStack = new AstNode[AstStackIncrement]; phpTest(); } - public void htmlParserTester(String strEval) throws CoreException, ParseException { - StringReader stream = new StringReader(strEval); + public static final void htmlParserTester(final File fileName) throws CoreException, ParseException { + try { + final Reader stream = new FileReader(fileName); + if (jj_input_stream == null) { + jj_input_stream = new SimpleCharStream(stream, 1, 1); + } + ReInit(stream); + astStack = new AstNode[AstStackIncrement]; + phpFile(); + } catch (FileNotFoundException e) { + e.printStackTrace(); //To change body of catch statement use Options | File Templates. + } + } + + public static final void htmlParserTester(final String strEval) throws CoreException, ParseException { + final StringReader stream = new StringReader(strEval); if (jj_input_stream == null) { jj_input_stream = new SimpleCharStream(stream, 1, 1); } ReInit(stream); + astStack = new AstNode[AstStackIncrement]; phpFile(); } - public PHPOutlineInfo parseInfo(Object parent, String s) { + public final PHPOutlineInfo parseInfo(final Object parent, final String s) { outlineInfo = new PHPOutlineInfo(parent); currentSegment = outlineInfo.getDeclarations(); - StringReader stream = new StringReader(s); + final StringReader stream = new StringReader(s); if (jj_input_stream == null) { jj_input_stream = new SimpleCharStream(stream, 1, 1); } ReInit(stream); + astStack = new AstNode[AstStackIncrement]; try { parse(); } catch (ParseException e) { @@ -117,6 +149,8 @@ public class PHPParser extends PHPParserSuperclass { if (errorMessage == null) { PHPeclipsePlugin.log(e); errorMessage = "this exception wasn't handled by the parser please tell us how to reproduce it"; + errorStart = jj_input_stream.getPosition(); + errorEnd = errorStart + 1; } setMarker(e); errorMessage = null; @@ -124,15 +158,27 @@ public class PHPParser extends PHPParserSuperclass { /** * Create marker for the parse error + * @param e the ParseException */ - private static void setMarker(ParseException e) { + private static void setMarker(final ParseException e) { try { - setMarker(fileToParse, - errorMessage, - jj_input_stream.tokenBegin, - jj_input_stream.tokenBegin + e.currentToken.image.length(), - errorLevel, - "Line " + e.currentToken.beginLine); + if (errorStart == -1) { + setMarker(fileToParse, + errorMessage, + jj_input_stream.tokenBegin, + jj_input_stream.tokenBegin + e.currentToken.image.length(), + errorLevel, + "Line " + e.currentToken.beginLine); + } else { + setMarker(fileToParse, + errorMessage, + errorStart, + errorEnd, + errorLevel, + "Line " + e.currentToken.beginLine); + errorStart = -1; + errorEnd = -1; + } } catch (CoreException e2) { PHPeclipsePlugin.log(e2); } @@ -141,12 +187,12 @@ public class PHPParser extends PHPParserSuperclass { /** * Create markers according to the external parser output */ - private static void createMarkers(String output, IFile file) throws CoreException { + private static void createMarkers(final String output, final IFile file) throws CoreException { // delete all markers file.deleteMarkers(IMarker.PROBLEM, false, 0); int indx = 0; - int brIndx = 0; + int brIndx; boolean flag = true; while ((brIndx = output.indexOf("
", indx)) != -1) { // newer php error output (tested with 4.2.3) @@ -163,7 +209,10 @@ public class PHPParser extends PHPParserSuperclass { } } - private static void scanLine(String output, IFile file, int indx, int brIndx) throws CoreException { + private static void scanLine(final String output, + final IFile file, + final int indx, + final int brIndx) throws CoreException { String current; StringBuffer lineNumberBuffer = new StringBuffer(10); char ch; @@ -201,8 +250,13 @@ public class PHPParser extends PHPParserSuperclass { } } - public void parse(String s) throws CoreException { - ReInit(new StringReader(s)); + public final void parse(final String s) throws CoreException { + final StringReader stream = new StringReader(s); + if (jj_input_stream == null) { + jj_input_stream = new SimpleCharStream(stream, 1, 1); + } + ReInit(stream); + astStack = new AstNode[AstStackIncrement]; try { parse(); } catch (ParseException e) { @@ -214,15 +268,15 @@ public class PHPParser extends PHPParserSuperclass { * Call the php parse command ( php -l -f <filename> ) * and create markers according to the external parser output */ - public static void phpExternalParse(IFile file) { - IPreferenceStore store = PHPeclipsePlugin.getDefault().getPreferenceStore(); - String filename = file.getLocation().toString(); + public static void phpExternalParse(final IFile file) { + final IPreferenceStore store = PHPeclipsePlugin.getDefault().getPreferenceStore(); + final String filename = file.getLocation().toString(); - String[] arguments = { filename }; - MessageFormat form = new MessageFormat(store.getString(PHPeclipsePlugin.EXTERNAL_PARSER_PREF)); - String command = form.format(arguments); + final String[] arguments = { filename }; + final MessageFormat form = new MessageFormat(store.getString(PHPeclipsePlugin.EXTERNAL_PARSER_PREF)); + final String command = form.format(arguments); - String parserResult = PHPStartApacheAction.getParserOutput(command, "External parser: "); + final String parserResult = PHPStartApacheAction.getParserOutput(command, "External parser: "); try { // parse the buffer to find the errors and warnings @@ -232,7 +286,7 @@ public class PHPParser extends PHPParserSuperclass { } } - public void parse() throws ParseException { + private static final void parse() throws ParseException { phpFile(); } } @@ -241,7 +295,9 @@ PARSER_END(PHPParser) TOKEN : { - : PHPPARSING + : PHPPARSING +| : PHPPARSING +| "> : DEFAULT } +/* Skip any character if we are not in php mode */ SKIP : { < ~[] > @@ -256,7 +313,6 @@ PARSER_END(PHPParser) /* WHITE SPACE */ - SKIP : { " " @@ -267,20 +323,25 @@ PARSER_END(PHPParser) } /* COMMENTS */ - - MORE : + SPECIAL_TOKEN : { "//" : IN_SINGLE_LINE_COMMENT | + "#" : IN_SINGLE_LINE_COMMENT +| <"/**" ~["/"]> { input_stream.backup(1); } : IN_FORMAL_COMMENT | "/*" : IN_MULTI_LINE_COMMENT } - -SPECIAL_TOKEN : + SPECIAL_TOKEN : +{ + : PHPPARSING +} + + SPECIAL_TOKEN : { - " > : PHPPARSING + " > : DEFAULT } @@ -311,72 +372,76 @@ MORE : | | | +| +| } /* LANGUAGE CONSTRUCT */ TOKEN : { - -| -| -| -| -| -| -| -| "> -| -| "> + +| +| +| +| +| +| +| +| "> +| +| "> } /* RESERVED WORDS AND LITERALS */ TOKEN : { - < BREAK: "break" > -| < CASE: "case" > -| < CONST: "const" > -| < CONTINUE: "continue" > -| < _DEFAULT: "default" > -| < DO: "do" > -| < EXTENDS: "extends" > -| < FALSE: "false" > -| < FOR: "for" > -| < GOTO: "goto" > -| < NEW: "new" > -| < NULL: "null" > -| < RETURN: "return" > -| < SUPER: "super" > -| < SWITCH: "switch" > -| < THIS: "this" > -| < TRUE: "true" > -| < WHILE: "while" > -| < ENDWHILE : "endwhile" > + +| +| +| <_DEFAULT : "default"> +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| } /* TYPES */ - TOKEN : { - -| -| + +| +| | -| -| -| -| +| +| +| +| | } TOKEN : { - < _ORL : "OR" > -| < _ANDL: "AND"> + <_ORL : "OR"> +| <_ANDL : "AND"> } /* LITERALS */ - TOKEN : { < INTEGER_LITERAL: @@ -404,18 +469,18 @@ MORE : | < STRING_1: "\"" ( - ~["\""] - | - "\\\"" + ~["\"","{","}"] + | "\\\"" + | "\\" + | "{" ~["\""] "}" )* "\"" > | < STRING_2: "'" ( - ~["'"] - | - "\\'" + ~["'"] + | "\\'" )* "'" @@ -424,8 +489,7 @@ MORE : "`" ( ~["`"] - | - "\\`" + | "\\`" )* "`" > @@ -454,76 +518,80 @@ MORE : TOKEN : { - < LPAREN: "(" > -| < RPAREN: ")" > -| < LBRACE: "{" > -| < RBRACE: "}" > -| < LBRACKET: "[" > -| < RBRACKET: "]" > -| < SEMICOLON: ";" > -| < COMMA: "," > -| < DOT: "." > + +| +| +| +| +| +| +| +| } -/* OPERATORS */ +/* COMPARATOR */ TOKEN : { - -| -| " > -| -| -| -| -| -| =" > -| -| -| -| -| -| -| -| -| -| -| -| -| -| >" > -| >>" > -| -| >=" > -| -| -| "> +| +| +| ="> +| "> +| +| } +/* ASSIGNATION */ TOKEN : { - < DOLLAR_ID: > + +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| +| >"> +| >>"> +| >="> +} -/* - * Program structuring syntax follows. - */ + TOKEN : +{ + < DOLLAR_ID: > +} void phpTest() : {} @@ -536,15 +604,61 @@ void phpFile() : {} { try { - ( Php() )* - + (PhpBlock())* + } catch (TokenMgrError e) { + PHPeclipsePlugin.log(e); + errorStart = SimpleCharStream.getPosition(); + errorEnd = errorStart + 1; errorMessage = e.getMessage(); errorLevel = ERROR; throw generateParseException(); } } +/** + * A php block is a + * or + * or + */ +void PhpBlock() : +{ + final int start = jj_input_stream.getPosition(); +} +{ + phpEchoBlock() +| + [ + | + {try { + setMarker(fileToParse, + "You should use ' + } catch (ParseException e) { + errorMessage = "'?>' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } +} + +void phpEchoBlock() : +{} +{ + Expression() [ ] +} + void Php() : {} { @@ -553,20 +667,46 @@ void Php() : void ClassDeclaration() : { - PHPClassDeclaration classDeclaration; - Token className; - int pos = jj_input_stream.bufpos; + final PHPClassDeclaration classDeclaration; + final Token className; + final int pos; } { - className = [ ] + + try { + {pos = jj_input_stream.getPosition();} + className = + } catch (ParseException e) { + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', identifier expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + [ + + try { + + } catch (ParseException e) { + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', identifier expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + ] { - classDeclaration = new PHPClassDeclaration(currentSegment,className.image,pos); - currentSegment.add(classDeclaration); - currentSegment = classDeclaration; + if (currentSegment != null) { + classDeclaration = new PHPClassDeclaration(currentSegment,className.image,pos); + currentSegment.add(classDeclaration); + currentSegment = classDeclaration; + } } ClassBody() { - currentSegment = (PHPSegmentWithChildren) currentSegment.getParent(); + if (currentSegment != null) { + currentSegment = (PHPSegmentWithChildren) currentSegment.getParent(); + } } } @@ -576,53 +716,72 @@ void ClassBody() : try { } catch (ParseException e) { - errorMessage = "'{' expected"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image + "', '{' expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } ( ClassBodyDeclaration() )* try { } catch (ParseException e) { - errorMessage = "'var', 'function' or '}' expected"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', 'var', 'function' or '}' expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } } +/** + * A class can contain only methods and fields. + */ void ClassBodyDeclaration() : {} { MethodDeclaration() -| - FieldDeclaration() +| FieldDeclaration() } +/** + * A class field declaration : it's var VariableDeclarator() (, VariableDeclarator())*;. + */ void FieldDeclaration() : { PHPVarDeclaration variableDeclaration; } { variableDeclaration = VariableDeclarator() - {currentSegment.add(variableDeclaration);} + { + outlineInfo.addVariable(variableDeclaration.getVariable().getName()); + if (currentSegment != null) { + currentSegment.add(variableDeclaration); + } + } ( - variableDeclaration = VariableDeclarator() - {currentSegment.add(variableDeclaration);} + variableDeclaration = VariableDeclarator() + { + if (currentSegment != null) { + currentSegment.add(variableDeclaration); + } + } )* try { } catch (ParseException e) { - errorMessage = "';' expected after variable declaration"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"'. A ';' was expected after variable declaration"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } } PHPVarDeclaration VariableDeclarator() : { - String varName; - String varValue = null; - int pos = jj_input_stream.bufpos; + final String varName, varValue; + final int pos = jj_input_stream.getPosition(); } { varName = VariableDeclaratorId() @@ -630,36 +789,35 @@ PHPVarDeclaration VariableDeclarator() : try { varValue = VariableInitializer() + {return new PHPVarDeclaration(currentSegment,varName,pos,varValue);} } catch (ParseException e) { errorMessage = "Literal expression expected in variable initializer"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } ] - { - if (varValue == null) { - return new PHPVarDeclaration(currentSegment,varName,pos); - } - return new PHPVarDeclaration(currentSegment,varName,pos,varValue); - } + {return new PHPVarDeclaration(currentSegment,varName,pos);} } String VariableDeclaratorId() : { String expr; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { try { - expr = Variable() - {buff.append(expr);} - ( LOOKAHEAD(2) expr = VariableSuffix() - {buff.append(expr);} + expr = Variable() {buff.append(expr);} + ( LOOKAHEAD(2) + expr = VariableSuffix() {buff.append(expr);} )* {return buff.toString();} } catch (ParseException e) { errorMessage = "'$' expected for variable identifier"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } } @@ -667,25 +825,31 @@ String VariableDeclaratorId() : String Variable(): { String expr = null; - Token token; + final Token token; } { token = [ expr = Expression() ] { - if (expr == null) { - return token.image; + if (expr == null && !assigning) { + if (currentFunction != null) { + PHPVarDeclaration var = currentFunction.getParameter(token.image.substring(1)); + if (var != null) { + var.getVariable().setUsed(true); + } + } + return token.image.substring(1); } return token + "{" + expr + "}"; } | expr = VariableName() - {return "$" + expr;} + {return expr;} } String VariableName(): { String expr = null; -Token token; +final Token token; } { expr = Expression() @@ -694,27 +858,52 @@ Token token; token = [ expr = Expression() ] { if (expr == null) { + if (currentFunction != null) { + PHPVarDeclaration var = currentFunction.getParameter(token.image); + if (var != null) { + var.getVariable().setUsed(true); + } + } return token.image; } return token + "{" + expr + "}"; } | expr = VariableName() - {return "$" + expr;} + { + if (currentFunction != null) { + PHPVarDeclaration var = currentFunction.getParameter(expr); + if (var != null) { + var.getVariable().setUsed(true); + } + } + return "$" + expr; + } | + token = + { + if (currentFunction != null) { + PHPVarDeclaration var = currentFunction.getParameter(token.image.substring(1)); + if (var != null) { + var.getVariable().setUsed(true); + } + } + return token.image + expr; + } +/*| pas besoin ? token = [expr = VariableName()] { if (expr == null) { return token.image; } return token.image + expr; - } + }*/ } String VariableInitializer() : { - String expr; - Token token; + final String expr; + final Token token; } { expr = Literal() @@ -736,7 +925,7 @@ String VariableInitializer() : String ArrayVariable() : { String expr; -StringBuffer buff = new StringBuffer(); +final StringBuffer buff = new StringBuffer(); } { expr = Expression() @@ -748,15 +937,17 @@ StringBuffer buff = new StringBuffer(); String ArrayInitializer() : { -String expr = null; -StringBuffer buff = new StringBuffer("("); +String expr; +final StringBuffer buff = new StringBuffer("("); } { [ expr = ArrayVariable() {buff.append(expr);} ( LOOKAHEAD(2) expr = ArrayVariable() {buff.append(",").append(expr);} - )* ] + )* + ] + [ {buff.append(",");}] { buff.append(")"); @@ -764,178 +955,220 @@ StringBuffer buff = new StringBuffer("("); } } +/** + * A Method Declaration. + * function MetodDeclarator() Block() + */ void MethodDeclaration() : { - PHPFunctionDeclaration functionDeclaration; + final PHPFunctionDeclaration functionDeclaration; + Token functionToken; } { - functionDeclaration = MethodDeclarator() + functionToken = + try { + functionDeclaration = MethodDeclarator() + {outlineInfo.addVariable(functionDeclaration.getName());} + } catch (ParseException e) { + if (errorMessage != null) { + throw e; + } + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', function identifier expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } { - currentSegment.add(functionDeclaration); - currentSegment = functionDeclaration; + if (currentSegment != null) { + currentSegment.add(functionDeclaration); + currentSegment = functionDeclaration; + } + currentFunction = functionDeclaration; } Block() { - currentSegment = (PHPSegmentWithChildren) currentSegment.getParent(); + Hashtable parameters = currentFunction.getParameters(); + Enumeration vars = parameters.elements(); + while (vars.hasMoreElements()) { + PHPVarDeclaration o = (PHPVarDeclaration) vars.nextElement(); + if (!o.getVariable().isUsed()) { + try { + setMarker(fileToParse, + "Parameter "+o.getVariable().getName()+" is never used in function", + functionToken.beginLine, + WARNING, + "Line " + token.beginLine); + } catch (CoreException e) { + PHPeclipsePlugin.log(e); + } + } + } + currentFunction = null; + if (currentSegment != null) { + currentSegment = (PHPSegmentWithChildren) currentSegment.getParent(); + } } } +/** + * A MethodDeclarator. + * [&] IDENTIFIER(parameters ...). + * @return a function description for the outline + */ PHPFunctionDeclaration MethodDeclarator() : { - Token identifier; - StringBuffer methodDeclaration = new StringBuffer(); - String formalParameters; - int pos = jj_input_stream.bufpos; + final Token identifier; + final StringBuffer methodDeclaration = new StringBuffer(); + final Hashtable formalParameters; + final int pos = jj_input_stream.getPosition(); } { [ {methodDeclaration.append("&");} ] identifier = - {methodDeclaration.append(identifier);} - formalParameters = FormalParameters() + formalParameters = FormalParameters() { - methodDeclaration.append(formalParameters); - return new PHPFunctionDeclaration(currentSegment,methodDeclaration.toString(),pos); + methodDeclaration.append(identifier); + return new PHPFunctionDeclaration(currentSegment,methodDeclaration.toString(),pos,formalParameters); } } -String FormalParameters() : +/** + * FormalParameters follows method identifier. + * (FormalParameter()) + */ +Hashtable FormalParameters() : { String expr; final StringBuffer buff = new StringBuffer("("); + PHPVarDeclaration var; + final Hashtable parameters = new Hashtable(); } { try { } catch (ParseException e) { - errorMessage = "Formal parameter expected after function identifier"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', '(' expected after function identifier"; errorLevel = ERROR; - jj_consume_token(token.kind); + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; } - [ expr = FormalParameter() - {buff.append(expr);} - ( - expr = FormalParameter() - {buff.append(",").append(expr);} - )* + [ var = FormalParameter() + {parameters.put(var.getVariable().getName(),var);} + ( + var = FormalParameter() + {parameters.put(var.getVariable().getName(),var);} + )* ] try { } catch (ParseException e) { errorMessage = "')' expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } - { - buff.append(")"); - return buff.toString(); - } + {return parameters;} } -String FormalParameter() : +/** + * A formal parameter. + * $varname[=value] (,$varname[=value]) + */ +PHPVarDeclaration FormalParameter() : { - PHPVarDeclaration variableDeclaration; - StringBuffer buff = new StringBuffer(); + final PHPVarDeclaration variableDeclaration; + Token token = null; } { - [ {buff.append("&");}] variableDeclaration = VariableDeclarator() + [token = ] variableDeclaration = VariableDeclarator() { - buff.append(variableDeclaration.toString()); - return buff.toString(); + if (token != null) { + variableDeclaration.getVariable().setReference(true); + } + return variableDeclaration; } } String Type() : {} { - - {return "string";} -| - - {return "bool";} -| - - {return "boolean";} -| - - {return "real";} -| - - {return "double";} -| - - {return "float";} -| - - {return "int";} -| - - {return "integer";} + {return "string";} +| {return "bool";} +| {return "boolean";} +| {return "real";} +| {return "double";} +| {return "float";} +| {return "int";} +| {return "integer";} +| {return "object";} } String Expression() : { - String expr; - String assignOperator = null; - String expr2 = null; + final String expr; + final String assignOperator; + final String expr2; } { - expr = PrintExpression() - {return expr;} -| - expr = ConditionalExpression() - [ - assignOperator = AssignmentOperator() + expr = PrintExpression() {return expr;} +| expr = ListExpression() {return expr;} +| LOOKAHEAD(varAssignation()) + expr = varAssignation() {return expr;} +| expr = ConditionalExpression() {return expr;} +} + +/** + * A Variable assignation. + * varName (an assign operator) any expression + */ +String varAssignation() : +{ + String varName,assignOperator,expr2; + PHPVarDeclaration variable; + final int pos = SimpleCharStream.getPosition(); +} +{ + varName = VariableDeclaratorId() + assignOperator = AssignmentOperator() try { expr2 = Expression() } catch (ParseException e) { + if (errorMessage != null) { + throw e; + } errorMessage = "expression expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } - ] - { - if (expr2 == null) { - return expr; - } else { - return expr + assignOperator + expr2; - } - } + {return varName + assignOperator + expr2;} } String AssignmentOperator() : {} { - -{return "=";} -| -{return "*=";} -| -{return "/=";} -| -{return "%=";} -| -{return "+=";} -| -{return "-=";} -| -{return "<<=";} -| -{return ">>=";} -| -{return "&=";} -| -{return "|=";} -| -{return "|=";} -| -{return ".=";} -| -{return "~=";} + {return "=";} +| {return "*=";} +| {return "/=";} +| {return "%=";} +| {return "+=";} +| {return "-=";} +| {return "<<=";} +| {return ">>=";} +| {return "&=";} +| {return "|=";} +| {return "|=";} +| {return ".=";} +| {return "~=";} } String ConditionalExpression() : { - String expr; + final String expr; String expr2 = null; String expr3 = null; } @@ -954,19 +1187,16 @@ String ConditionalOrExpression() : { String expr; Token operator; - String expr2 = null; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = ConditionalAndExpression() - { - buff.append(expr); - } + {buff.append(expr);} ( - (operator = | operator = <_ORL>) expr2 = ConditionalAndExpression() + (operator = | operator = <_ORL>) expr = ConditionalAndExpression() { buff.append(operator.image); - buff.append(expr2); + buff.append(expr); } )* { @@ -978,77 +1208,55 @@ String ConditionalAndExpression() : { String expr; Token operator; - String expr2 = null; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = ConcatExpression() - { - buff.append(expr); - } + {buff.append(expr);} ( - (operator = | operator = <_ANDL>) expr2 = ConcatExpression() + (operator = | operator = <_ANDL>) expr = ConcatExpression() { buff.append(operator.image); - buff.append(expr2); + buff.append(expr); } )* - { - return buff.toString(); - } + {return buff.toString();} } String ConcatExpression() : { String expr; - String expr2 = null; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = InclusiveOrExpression() - { - buff.append(expr); - } + {buff.append(expr);} ( - expr2 = InclusiveOrExpression() - { - buff.append("."); - buff.append(expr2); - } + expr = InclusiveOrExpression() + {buff.append(".").append(expr);} )* - { - return buff.toString(); - } + {return buff.toString();} } String InclusiveOrExpression() : { String expr; - String expr2 = null; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = ExclusiveOrExpression() - { - buff.append(expr); - } + {buff.append(expr);} ( - expr2 = ExclusiveOrExpression() - { - buff.append("|"); - buff.append(expr2); - } + expr = ExclusiveOrExpression() + {buff.append("|").append(expr);} )* - { - return buff.toString(); - } + {return buff.toString();} } String ExclusiveOrExpression() : { String expr; - String expr2 = null; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = AndExpression() @@ -1056,10 +1264,10 @@ String ExclusiveOrExpression() : buff.append(expr); } ( - expr2 = AndExpression() + expr = AndExpression() { buff.append("^"); - buff.append(expr2); + buff.append(expr); } )* { @@ -1070,8 +1278,7 @@ String ExclusiveOrExpression() : String AndExpression() : { String expr; - String expr2 = null; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = EqualityExpression() @@ -1079,37 +1286,42 @@ String AndExpression() : buff.append(expr); } ( - expr2 = EqualityExpression() + expr = EqualityExpression() { - buff.append("&"); - buff.append(expr2); + buff.append("&").append(expr); } )* - { - return buff.toString(); - } + {return buff.toString();} } String EqualityExpression() : { String expr; Token operator; - String expr2; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = RelationalExpression() {buff.append(expr);} ( ( operator = + | operator = | operator = | operator = | operator = ) - expr2 = RelationalExpression() + try { + expr = RelationalExpression() + } catch (ParseException e) { + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', expression expected after '"+operator.image+"'"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } { buff.append(operator.image); - buff.append(expr2); + buff.append(expr); } )* {return buff.toString();} @@ -1119,18 +1331,14 @@ String RelationalExpression() : { String expr; Token operator; - String expr2; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = ShiftExpression() {buff.append(expr);} ( - ( operator = | operator = | operator = | operator = ) expr2 = ShiftExpression() - { - buff.append(operator.image); - buff.append(expr2); - } + ( operator = | operator = | operator = | operator = ) expr = ShiftExpression() + {buff.append(operator.image).append(expr);} )* {return buff.toString();} } @@ -1139,17 +1347,16 @@ String ShiftExpression() : { String expr; Token operator; - String expr2; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = AdditiveExpression() {buff.append(expr);} ( - (operator = | operator = | operator = ) expr2 = AdditiveExpression() + (operator = | operator = | operator = ) expr = AdditiveExpression() { buff.append(operator.image); - buff.append(expr2); + buff.append(expr); } )* {return buff.toString();} @@ -1159,17 +1366,16 @@ String AdditiveExpression() : { String expr; Token operator; - String expr2; - StringBuffer buff = new StringBuffer(); + final StringBuffer buff = new StringBuffer(); } { expr = MultiplicativeExpression() {buff.append(expr);} ( - ( operator = | operator = ) expr2 = MultiplicativeExpression() + ( operator = | operator = ) expr = MultiplicativeExpression() { buff.append(operator.image); - buff.append(expr2); + buff.append(expr); } )* {return buff.toString();} @@ -1177,18 +1383,26 @@ String AdditiveExpression() : String MultiplicativeExpression() : { - String expr, expr2; + String expr; Token operator; final StringBuffer buff = new StringBuffer();} { - expr = UnaryExpression() + try { + expr = UnaryExpression() + } catch (ParseException e) { + errorMessage = "unexpected token '"+e.currentToken.next.image+"'"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } {buff.append(expr);} ( - ( operator = | operator = | operator = ) expr2 = UnaryExpression() - { - buff.append(operator.image); - buff.append(expr2); - } + ( operator = | operator = | operator = ) expr = UnaryExpression() + { + buff.append(operator.image); + buff.append(expr); + } )* {return buff.toString();} } @@ -1198,8 +1412,8 @@ String MultiplicativeExpression() : */ String UnaryExpression() : { - String expr; - Token token; + final String expr; + final Token token; final StringBuffer buff = new StringBuffer(); } { @@ -1210,15 +1424,15 @@ String UnaryExpression() : } return token.image + expr; } -| - ( {buff.append("@");})* expr = UnaryExpressionNoPrefix() +| ( {buff.append("@");})* + expr = UnaryExpressionNoPrefix() {return buff.append(expr).toString();} } String UnaryExpressionNoPrefix() : { - String expr; - Token token; + final String expr; + final Token token; } { ( token = | token = ) expr = UnaryExpression() @@ -1226,10 +1440,7 @@ String UnaryExpressionNoPrefix() : return token.image + expr; } | - expr = PreIncrementExpression() - {return expr;} -| - expr = PreDecrementExpression() + expr = PreIncDecExpression() {return expr;} | expr = UnaryExpressionNotPlusMinus() @@ -1237,59 +1448,51 @@ String UnaryExpressionNoPrefix() : } -String PreIncrementExpression() : -{ -String expr; -} -{ - expr = PrimaryExpression() - {return "++"+expr;} -} - -String PreDecrementExpression() : +String PreIncDecExpression() : { -String expr; +final String expr; +final Token token; } { - expr = PrimaryExpression() - {return "--"+expr;} + (token = | token = ) expr = PrimaryExpression() + {return token.image + expr;} } String UnaryExpressionNotPlusMinus() : { - String expr; + final String expr; } { - expr = UnaryExpression() - {return "!" + expr;} -| - LOOKAHEAD( Type() ) - expr = CastExpression() - {return expr;} -| - expr = PostfixExpression() - {return expr;} -| - expr = Literal() - {return expr;} -| - expr = Expression() + expr = UnaryExpression() {return "!" + expr;} +| LOOKAHEAD( (Type() | ) ) + expr = CastExpression() {return expr;} +| expr = PostfixExpression() {return expr;} +| expr = Literal() {return expr;} +| expr = Expression() + try { + + } catch (ParseException e) { + errorMessage = "')' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } {return "("+expr+")";} } String CastExpression() : { -String type; -String expr; +final String type, expr; } { - type = Type() expr = UnaryExpression() + (type = Type() | {type = "array";}) expr = UnaryExpression() {return "(" + type + ")" + expr;} } String PostfixExpression() : { - String expr; + final String expr; Token operator = null; } { @@ -1304,7 +1507,7 @@ String PostfixExpression() : String PrimaryExpression() : { - Token identifier; + final Token identifier; String expr; final StringBuffer buff = new StringBuffer(); } @@ -1328,7 +1531,7 @@ String PrimaryExpression() : String ArrayDeclarator() : { - String expr; + final String expr; } { expr = ArrayInitializer() @@ -1337,45 +1540,47 @@ String ArrayDeclarator() : String PrimaryPrefix() : { + final String expr; + final Token token; +} +{ + token = {return token.image;} +| expr = ClassIdentifier() {return "new " + expr;} +| expr = VariableDeclaratorId() {return expr;} +} + +String classInstantiation() : +{ String expr; - Token token = null; + final StringBuffer buff = new StringBuffer("new "); } { - token = - {return token.image;} -| expr = ClassIdentifier() - { - return "new " + expr; - } -| - expr = VariableDeclaratorId() - {return expr;} + {buff.append(expr);} + [ + expr = PrimaryExpression() + {buff.append(expr);} + ] + {return buff.toString();} } String ClassIdentifier(): { - String expr; - Token token; + final String expr; + final Token token; } { - token = - {return token.image;} -| - expr = VariableDeclaratorId() - {return expr;} + token = {return token.image;} +| expr = VariableDeclaratorId() {return expr;} } String PrimarySuffix() : { - String expr; + final String expr; } { - expr = Arguments() - {return expr;} -| - expr = VariableSuffix() - {return expr;} + expr = Arguments() {return expr;} +| expr = VariableSuffix() {return expr;} } String VariableSuffix() : @@ -1383,15 +1588,26 @@ String VariableSuffix() : String expr = null; } { - expr = VariableName() + + try { + expr = VariableName() + } catch (ParseException e) { + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', function call or field access expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } {return "->" + expr;} -| - [ expr = Expression() ] +| + [ expr = Expression() | expr = Type() ] //Not good try { } catch (ParseException e) { errorMessage = "']' expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } { @@ -1404,41 +1620,22 @@ String VariableSuffix() : String Literal() : { - String expr; - Token token; + final String expr; + final Token token; } { - token = - {return token.image;} -| - token = - {return token.image;} -| - token = - {return token.image;} -| - expr = BooleanLiteral() - {return expr;} -| - expr = NullLiteral() - {return expr;} + token = {return token.image;} +| token = {return token.image;} +| token = {return token.image;} +| expr = BooleanLiteral() {return expr;} +| {return "null";} } String BooleanLiteral() : {} { - - {return "true";} -| - - {return "false";} -} - -String NullLiteral() : -{} -{ - - {return "null";} + {return "true";} +| {return "false";} } String Arguments() : @@ -1450,8 +1647,10 @@ String expr = null; try { } catch (ParseException e) { - errorMessage = "')' expected to close the argument list"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', ')' expected to close the argument list"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } { @@ -1465,7 +1664,7 @@ String expr = null; String ArgumentList() : { String expr; -StringBuffer buff = new StringBuffer(); +final StringBuffer buff = new StringBuffer(); } { expr = Expression() @@ -1474,161 +1673,234 @@ StringBuffer buff = new StringBuffer(); try { expr = Expression() } catch (ParseException e) { - errorMessage = "expression expected after a comma in argument list"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"'. An expression expected after a comma in argument list"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } - { - buff.append(",").append("expr"); - } + {buff.append(",").append(expr);} )* {return buff.toString();} } -/* - * Statement syntax follows. +/** + * A Statement without break. */ - -void Statement() : +void StatementNoBreak() : {} { LOOKAHEAD(2) Expression() try { - ( | "?>") + } catch (ParseException e) { - errorMessage = "';' expected"; - errorLevel = ERROR; - throw e; + if (e.currentToken.next.kind != 4) { + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"'. A ';' was expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } } -| - LOOKAHEAD(2) +| LOOKAHEAD(2) LabeledStatement() -| - Block() -| - EmptyStatement() -| - StatementExpression() +| Block() +| EmptyStatement() +| StatementExpression() try { } catch (ParseException e) { - errorMessage = "';' expected after expression"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"'. A ';' was expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } -| - SwitchStatement() -| - IfStatement() -| - WhileStatement() -| - DoStatement() -| - ForStatement() -| - BreakStatement() -| - ContinueStatement() -| - ReturnStatement() -| - EchoStatement() -| - [] IncludeStatement() -| - StaticStatement() -| - GlobalStatement() +| SwitchStatement() +| IfStatement() +| WhileStatement() +| DoStatement() +| ForStatement() +| ForeachStatement() +| ContinueStatement() +| ReturnStatement() +| EchoStatement() +| [] IncludeStatement() +| StaticStatement() +| GlobalStatement() } -void IncludeStatement() : +/** + * A Normal statement. + */ +void Statement() : +{} { - String expr; - int pos = jj_input_stream.bufpos; + StatementNoBreak() +| BreakStatement() } + +/** + * An html block inside a php syntax. + */ +void htmlBlock() : +{} { - - expr = Expression() - {currentSegment.add(new PHPReqIncDeclaration(currentSegment, "require",pos,expr));} + (phpEchoBlock())* try { - ( | "?>") + ( | ) } catch (ParseException e) { - errorMessage = "';' expected"; + errorMessage = "End of file unexpected, ' - expr = Expression() - {currentSegment.add(new PHPReqIncDeclaration(currentSegment, "require_once",pos,expr));} +} + +/** + * An include statement. It's "include" an expression; + */ +void IncludeStatement() : +{ + final String expr; + final Token token; + final int pos = jj_input_stream.getPosition(); +} +{ + ( token = + | token = + | token = + | token = ) + try { + expr = Expression() + } catch (ParseException e) { + if (errorMessage != null) { + throw e; + } + errorMessage = "unexpected token '"+ e.currentToken.next.image+"', expression expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + { + if (currentSegment != null) { + currentSegment.add(new PHPReqIncDeclaration(currentSegment, token.image,pos,expr)); + } + } try { - ( | "?>") + } catch (ParseException e) { - errorMessage = "';' expected"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"'. A ';' was expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } -| - - expr = Expression() - {currentSegment.add(new PHPReqIncDeclaration(currentSegment, "include",pos,expr));} +} + +String PrintExpression() : +{ + final String expr; +} +{ + expr = Expression() {return "print " + expr;} +} + +String ListExpression() : +{ + final StringBuffer buff = new StringBuffer("list("); + String expr; +} +{ + try { - ( | "?>") + } catch (ParseException e) { - errorMessage = "';' expected"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', '(' expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } -| - - expr = Expression() - {currentSegment.add(new PHPReqIncDeclaration(currentSegment, "include_once",pos,expr));} + [ + expr = VariableDeclaratorId() + {buff.append(expr);} + ] + ( + try { + + } catch (ParseException e) { + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', ',' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + expr = VariableDeclaratorId() + {buff.append(",").append(expr);} + )* + {buff.append(")");} try { - ( | "?>") + } catch (ParseException e) { - errorMessage = "';' expected"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"', ')' expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } + [ expr = Expression() {buff.append("(").append(expr);}] + {return buff.toString();} } -String PrintExpression() : -{ - StringBuffer buff = new StringBuffer("print "); - String expr; -} -{ - expr = Expression() - { - buff.append(expr); - return buff.toString(); - } -} - +/** + * An echo statement. + * echo anyexpression (, otherexpression)* + */ void EchoStatement() : {} { Expression() ( Expression())* try { - ( | "?>") + } catch (ParseException e) { - errorMessage = "';' expected after 'echo' statement"; - errorLevel = ERROR; - throw e; + if (e.currentToken.next.kind != 4) { + errorMessage = "';' expected after 'echo' statement"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } } } void GlobalStatement() : -{} { - VariableDeclaratorId() ( VariableDeclaratorId())* + final int pos = jj_input_stream.getPosition(); + String expr; +} +{ + + expr = VariableDeclaratorId() + {if (currentSegment != null) { + currentSegment.add(new PHPGlobalDeclaration(currentSegment, "global",pos,expr)); + }} + ( + expr = VariableDeclaratorId() + {if (currentSegment != null) { + currentSegment.add(new PHPGlobalDeclaration(currentSegment, "global",pos,expr)); + }} + )* try { - ( | "?>") + } catch (ParseException e) { - errorMessage = "';' expected"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"'. a ';' was expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } } @@ -1638,10 +1910,12 @@ void StaticStatement() : { VariableDeclarator() ( VariableDeclarator())* try { - ( | "?>") + } catch (ParseException e) { - errorMessage = "';' expected"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"'. a ';' was expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } } @@ -1660,26 +1934,51 @@ void Block() : } catch (ParseException e) { errorMessage = "'{' expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + ( BlockStatement() | htmlBlock())* + try { + + } catch (ParseException e) { + errorMessage = "unexpected token : '"+ e.currentToken.image +"', '}' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } - ( BlockStatement() )* - } void BlockStatement() : {} { Statement() -| - ClassDeclaration() -| - MethodDeclaration() +| ClassDeclaration() +| MethodDeclaration() +} + +/** + * A Block statement that will not contain any 'break' + */ +void BlockStatementNoBreak() : +{} +{ + StatementNoBreak() +| ClassDeclaration() +| MethodDeclaration() } void LocalVariableDeclaration() : {} { - VariableDeclarator() ( VariableDeclarator() )* + LocalVariableDeclarator() ( LocalVariableDeclarator() )* +} + +void LocalVariableDeclarator() : +{} +{ + VariableDeclaratorId() [ Expression() ] } void EmptyStatement() : @@ -1691,48 +1990,200 @@ void EmptyStatement() : void StatementExpression() : {} { - PreIncrementExpression() -| - PreDecrementExpression() + PreIncDecExpression() | PrimaryExpression() - [ - - | - - | - AssignmentOperator() Expression() - ] + [ + | + | AssignmentOperator() Expression() ] } void SwitchStatement() : -{} { - Expression() - ( SwitchLabel() ( BlockStatement() )* )* - + final int pos = jj_input_stream.getPosition(); +} +{ + + try { + + } catch (ParseException e) { + errorMessage = "'(' expected after 'switch'"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + try { + Expression() + } catch (ParseException e) { + if (errorMessage != null) { + throw e; + } + errorMessage = "expression expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + try { + + } catch (ParseException e) { + errorMessage = "')' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + (switchStatementBrace() | switchStatementColon(pos, pos + 6)) } -void SwitchLabel() : +void switchStatementBrace() : +{} +{ + + ( switchLabel0() )* + try { + + } catch (ParseException e) { + errorMessage = "'}' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } +} +/** + * A Switch statement with : ... endswitch; + * @param start the begin offset of the switch + * @param end the end offset of the switch + */ +void switchStatementColon(final int start, final int end) : {} { - Expression() + + {try { + setMarker(fileToParse, + "Ugly syntax detected, you should switch () {...} instead of switch (): ... enswitch;", + start, + end, + INFO, + "Line " + token.beginLine); + } catch (CoreException e) { + PHPeclipsePlugin.log(e); + }} + (switchLabel0())* + try { + + } catch (ParseException e) { + errorMessage = "'endswitch' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + try { + + } catch (ParseException e) { + errorMessage = "';' expected after 'endswitch' keyword"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } +} + +void switchLabel0() : +{ + Token breakToken = null; + final int line; +} +{ + line = SwitchLabel() + ( BlockStatementNoBreak() | htmlBlock() )* + [ breakToken = BreakStatement() ] + { + try { + if (breakToken == null) { + setMarker(fileToParse, + "You should use put a 'break' at the end of your statement", + line, + INFO, + "Line " + line); + } + } catch (CoreException e) { + PHPeclipsePlugin.log(e); + } + } +} + +Token BreakStatement() : +{ + final Token token; +} +{ + token = [ Expression() ] + try { + + } catch (ParseException e) { + errorMessage = "';' expected after 'break' keyword"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + {return token;} +} + +int SwitchLabel() : +{ + final Token token; +} +{ + token = + try { + Expression() + } catch (ParseException e) { + if (errorMessage != null) throw e; + errorMessage = "expression expected after 'case' keyword"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + try { + + } catch (ParseException e) { + errorMessage = "':' expected after case expression"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + {return token.beginLine;} | - <_DEFAULT> + token = <_DEFAULT> + try { + + } catch (ParseException e) { + errorMessage = "':' expected after 'default' keyword"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + {return token.beginLine;} } void IfStatement() : -/* - * The disambiguating algorithm of JavaCC automatically binds dangling - * else's to the innermost if statement. The LOOKAHEAD specification - * is to tell JavaCC that we know what we are doing. - */ -{} { - Condition("if") Statement() ( LOOKAHEAD(1) ElseIfStatement() )* [ LOOKAHEAD(1) Statement() ] + final Token token; + final int pos = jj_input_stream.getPosition(); +} +{ + token = Condition("if") IfStatement0(pos,pos+token.image.length()) } -void Condition(String keyword) : +void Condition(final String keyword) : {} { try { @@ -1740,7 +2191,9 @@ void Condition(String keyword) : } catch (ParseException e) { errorMessage = "'(' expected after " + keyword + " keyword"; errorLevel = ERROR; - throw e; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length(); + errorEnd = errorStart +1; + processParseException(e); } Expression() try { @@ -1748,8 +2201,75 @@ void Condition(String keyword) : } catch (ParseException e) { errorMessage = "')' expected after " + keyword + " keyword"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } +} + +void IfStatement0(final int start,final int end) : +{} +{ + (Statement() | htmlBlock())* (ElseIfStatementColon())* [ElseStatementColon()] + + {try { + setMarker(fileToParse, + "Ugly syntax detected, you should if () {...} instead of if (): ... endif;", + start, + end, + INFO, + "Line " + token.beginLine); + } catch (CoreException e) { + PHPeclipsePlugin.log(e); + }} + try { + + } catch (ParseException e) { + errorMessage = "'endif' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + try { + + } catch (ParseException e) { + errorMessage = "';' expected after 'endif' keyword"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } +| + (Statement() | htmlBlock()) + ( LOOKAHEAD(1) ElseIfStatement() )* + [ LOOKAHEAD(1) + + try { + Statement() + } catch (ParseException e) { + if (errorMessage != null) { + throw e; + } + errorMessage = "unexpected token '"+e.currentToken.next.image+"', a statement was expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + ] +} + +void ElseIfStatementColon() : +{} +{ + Condition("elseif") (Statement() | htmlBlock())* +} + +void ElseStatementColon() : +{} +{ + (Statement() | htmlBlock())* } void ElseIfStatement() : @@ -1759,20 +2279,44 @@ void ElseIfStatement() : } void WhileStatement() : -{} { - Condition("while") WhileStatement0() + final Token token; + final int pos = jj_input_stream.getPosition(); +} +{ + token = Condition("while") WhileStatement0(pos,pos + token.image.length()) } -void WhileStatement0() : +void WhileStatement0(final int start, final int end) : {} { - (Statement())* + (Statement())* + {try { + setMarker(fileToParse, + "Ugly syntax detected, you should while () {...} instead of while (): ... endwhile;", + start, + end, + INFO, + "Line " + token.beginLine); + } catch (CoreException e) { + PHPeclipsePlugin.log(e); + }} + try { + + } catch (ParseException e) { + errorMessage = "'endwhile' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } try { - ( | "?>") + } catch (ParseException e) { - errorMessage = "';' expected"; + errorMessage = "';' expected after 'endwhile' keyword"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } | @@ -1784,18 +2328,131 @@ void DoStatement() : { Statement() Condition("while") try { - ( | "?>") + } catch (ParseException e) { - errorMessage = "';' expected"; + errorMessage = "unexpected token : '"+ e.currentToken.next.image +"'. A ';' was expected"; errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; throw e; } } -void ForStatement() : +void ForeachStatement() : {} { - [ ForInit() ] [ Expression() ] [ ForUpdate() ] Statement() + + try { + + } catch (ParseException e) { + errorMessage = "'(' expected after 'foreach' keyword"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + try { + Variable() + } catch (ParseException e) { + errorMessage = "variable expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + ( VariableSuffix() )* + try { + + } catch (ParseException e) { + errorMessage = "'as' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + try { + Variable() + } catch (ParseException e) { + errorMessage = "variable expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + [ Expression() ] + try { + + } catch (ParseException e) { + errorMessage = "')' expected after 'foreach' keyword"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + try { + Statement() + } catch (ParseException e) { + if (errorMessage != null) throw e; + errorMessage = "statement expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } +} + +void ForStatement() : +{ +final Token token; +final int pos = jj_input_stream.getPosition(); +} +{ + token = + try { + + } catch (ParseException e) { + errorMessage = "'(' expected after 'for' keyword"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + [ ForInit() ] [ Expression() ] [ StatementExpressionList() ] + ( + Statement() + | + (Statement())* + { + try { + setMarker(fileToParse, + "Ugly syntax detected, you should for () {...} instead of for (): ... endfor;", + pos, + pos+token.image.length(), + INFO, + "Line " + token.beginLine); + } catch (CoreException e) { + PHPeclipsePlugin.log(e); + } + } + try { + + } catch (ParseException e) { + errorMessage = "'endfor' expected"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + try { + + } catch (ParseException e) { + errorMessage = "';' expected after 'endfor' keyword"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } + ) } void ForInit() : @@ -1813,26 +2470,32 @@ void StatementExpressionList() : StatementExpression() ( StatementExpression() )* } -void ForUpdate() : -{} -{ - StatementExpressionList() -} - -void BreakStatement() : -{} -{ - [ ] -} - void ContinueStatement() : {} { - [ ] + [ Expression() ] + try { + + } catch (ParseException e) { + errorMessage = "';' expected after 'continue' statement"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } } void ReturnStatement() : {} { - [ Expression() ] + [ Expression() ] + try { + + } catch (ParseException e) { + errorMessage = "';' expected after 'return' statement"; + errorLevel = ERROR; + errorStart = jj_input_stream.getPosition() - e.currentToken.next.image.length() + 1; + errorEnd = jj_input_stream.getPosition() + 1; + throw e; + } } \ No newline at end of file