gw.internal.gosu.parser

Class Statement

java.lang.Object

gw.internal.gosu.parser.ParsedElement

gw.internal.gosu.parser.Statement

All Implemented Interfaces:

IParsedElement, IStatement

Direct Known Subclasses:

ArrayAssignmentStatement, AssertStatement, AssignmentStatement, BeanMethodCallStatement, BlockInvocationStatement, CatchClause, ClassFileStatement, ClasspathStatement, ClassStatement, EvalStatement, FunctionStatement, IfStatement, InitializerAssignment, LoopStatement, MapAssignmentStatement, MemberAssignmentStatement, MethodCallStatement, NamespaceStatement, NewStatement, NoOpStatement, NotAStatement, PropertyStatement, StatementList, SwitchStatement, SyntheticMemberAccessStatement, TerminalStatement, TryCatchFinallyStatement, TypeLoaderStatement, UsesStatement, UsesStatementList, UsingStatement, VarStatement

public abstract class Statement
extends ParsedElement
implements IStatement

The root class for all Statements represented in a parse tree. As specified in the Gosu grammar.

See Also:

IGosuParser

Field Summary

Fields

Modifier and Type	Field and Description
static Object	VOID_RETURN_VALUE

Fields inherited from class gw.internal.gosu.parser.ParsedElement

_tokens, UNDEF_FILE, UNDEF_FUNCTION, UNDEF_MODULE

Constructor Summary

Constructors

Constructor and Description
Statement()

Method Summary

Modifier and Type	Method and Description
Object	execute()
Object	execute(IExternalSymbolMap externalSymbols)
protected List	getExcludedReturnTypeElements()
static ITerminalStatement	getLeastSignificant(ITerminalStatement... termStmts)
protected abstract ITerminalStatement	getLeastSignificantTerminalStatement_internal(boolean[] bAbsolute)
ITerminalStatement	getLeastSignificantTerminalStatement(boolean[] bAbsolute)
IType	getReturnType()
boolean	hasContent()
boolean	isNoOp()
void	setParent(IParsedElement rootElement)
abstract String	toString() Subclasses should return a String representing the parsed statement.

Methods inherited from class gw.internal.gosu.parser.ParsedElement

addExceptionsFrom, addParseException, addParseException, addParseException, addParseExceptions, addParseIssues, addParseWarning, addParseWarning, addParseWarnings, addToken, adjustColumn, adjustLineNum, assignTokens, clearParseExceptions, clearParseTreeInformation, clearParseWarnings, compactParseTree, findAncestorParsedElementByType, findDeclaringStatement, findLineNumberOfDeclaration, findRootParsedElement, getAnnotations, getColumn, getContainedParsedElementsByType, getContainedParsedElementsByTypes, getContainedParsedElementsByTypesWithIgnoreSet, getEnclosingFeatureInfo, getFunctionName, getGosuClass, getGosuProgram, getImmediateParseIssue, getImmediateParseIssues, getLineNum, getLocation, getModule, getParent, getParseExceptions, getParseIssues, getParseWarnings, getQualifyingEnclosingTypeInfo, getTokens, hasImmediateParseIssue, hasImmediateParseWarning, hasImmediateParseWarnings, hasParseException, hasParseExceptions, hasParseIssue, hasParseIssues, hasParseWarning, hasParseWarnings, initEmptyParseTree, initLocation, isCompileTimeConstant, isSuppressed, isSuppressed, isSynthetic, makeDoubleValue, makeFloatValue, makeInteger, makeLong, removeParseException, removeParseWarning, removeParseWarningRecursively, setGosuProgram, setLineNum, setLocation, setSynthetic, shouldClearParseInfo

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface gw.lang.parser.IParsedElement

addExceptionsFrom, addParseException, addParseException, addParseWarning, addParseWarning, clearParseExceptions, clearParseTreeInformation, clearParseWarnings, findAncestorParsedElementByType, findDeclaringStatement, findRootParsedElement, getColumn, getContainedParsedElementsByType, getContainedParsedElementsByTypes, getContainedParsedElementsByTypesWithIgnoreSet, getFunctionName, getGosuClass, getGosuProgram, getImmediateParseIssue, getImmediateParseIssues, getLineNum, getLocation, getModule, getParent, getParseExceptions, getParseIssues, getParseWarnings, getTokens, hasImmediateParseIssue, hasImmediateParseWarnings, hasParseException, hasParseExceptions, hasParseIssue, hasParseIssues, hasParseWarning, hasParseWarnings, isCompileTimeConstant, isSuppressed, isSynthetic, setLocation

Field Detail

VOID_RETURN_VALUE

public static final Object VOID_RETURN_VALUE

Constructor Detail

Statement

public Statement()

Method Detail

execute

public Object execute()

Specified by:

execute in interface IStatement

execute

public Object execute(IExternalSymbolMap externalSymbols)

Specified by:

execute in interface IStatement

toString

public abstract String toString()

Subclasses should return a String representing the parsed statement.

Overrides:

toString in class Object

isNoOp

public boolean isNoOp()

getReturnType

public IType getReturnType()

Specified by:

getReturnType in interface IParsedElement

getExcludedReturnTypeElements

protected List getExcludedReturnTypeElements()

hasContent

public boolean hasContent()

Specified by:

hasContent in interface IStatement

setParent

public void setParent(IParsedElement rootElement)

Specified by:

setParent in interface IParsedElement

Overrides:

setParent in class ParsedElement

getLeastSignificantTerminalStatement

public final ITerminalStatement getLeastSignificantTerminalStatement(boolean[] bAbsolute)

Specified by:

getLeastSignificantTerminalStatement in interface IStatement

getLeastSignificantTerminalStatement_internal

protected abstract ITerminalStatement getLeastSignificantTerminalStatement_internal(boolean[] bAbsolute)

getLeastSignificant

public static ITerminalStatement getLeastSignificant(ITerminalStatement... termStmts)