gw.internal.gosu.parser.expressions

Class EvalExpression

java.lang.Object

gw.internal.gosu.parser.ParsedElement

gw.internal.gosu.parser.Expression

gw.internal.gosu.parser.expressions.EvalExpression

All Implemented Interfaces:

IEvalExpression, IExpression, IHasType, IParsedElement

public final class EvalExpression
extends Expression
implements IEvalExpression

The 'eval' operator as an expression:

 eval-expression
   eval ( <expression> )
 

See Also:

IGosuParser

Field Summary

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

_type

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

_tokens, UNDEF_FILE, UNDEF_FUNCTION, UNDEF_MODULE

Fields inherited from interface gw.lang.parser.IExpression

EMPTY_ARRAY

Constructor Summary

Constructors

Constructor and Description
EvalExpression(ITypeUsesMap typeUsesMap) Constructs an 'eval' expression.

Method Summary

Modifier and Type	Method and Description
void	cacheProgram(String strTypeName, IGosuProgramInternal gsClass)
Object	evaluate() Evaluates/executes the Gosu in the expression.
IGosuProgramInternal	getCachedProgram(String strTypeName)
List<ICapturedSymbol>	getCapturedForBytecode()
Map<String,ITypeVariableDefinition>	getCapturedTypeVars()
Expression	getExpression()
ITypeUsesMap	getTypeUsesMap()
void	setCapturedSymbolsForBytecode(List<ICapturedSymbol> captured)
void	setCapturedTypeVars(Map<String,ITypeVariableDefinition> typeVariables)
void	setExpression(Expression expression) The string expression containing Gosu code to evaluate/execute.
String	toString() Subclasses should return a String representing the parsed expression.

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

evaluate, getContextType, getReturnType, getType, getTypeImpl, isNullSafe, isUnchecked, setType

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, setParent, setSynthetic, shouldClearParseInfo, visit

Methods inherited from class java.lang.Object

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

Methods inherited from interface gw.lang.parser.IExpression

evaluate, getContextType, isNullSafe, isUnchecked

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, getReturnType, getTokens, hasImmediateParseIssue, hasImmediateParseWarnings, hasParseException, hasParseExceptions, hasParseIssue, hasParseIssues, hasParseWarning, hasParseWarnings, isCompileTimeConstant, isSuppressed, isSynthetic, setLocation, setParent, visit

Methods inherited from interface gw.lang.parser.IHasType

getType

Constructor Detail

EvalExpression

public EvalExpression(ITypeUsesMap typeUsesMap)

Constructs an 'eval' expression.

Method Detail

setCapturedSymbolsForBytecode

public void setCapturedSymbolsForBytecode(List<ICapturedSymbol> captured)

getCapturedForBytecode

public List<ICapturedSymbol> getCapturedForBytecode()

cacheProgram

public void cacheProgram(String strTypeName,
                         IGosuProgramInternal gsClass)

getCachedProgram

public IGosuProgramInternal getCachedProgram(String strTypeName)

getTypeUsesMap

public ITypeUsesMap getTypeUsesMap()

setExpression

public void setExpression(Expression expression)

The string expression containing Gosu code to evaluate/execute.

getExpression

public Expression getExpression()

Specified by:

getExpression in interface IEvalExpression

evaluate

public Object evaluate()

Evaluates/executes the Gosu in the expression.

Specified by:

evaluate in interface IExpression

Overrides:

evaluate in class Expression

Returns:

The value of an expression or the return value of a program.

toString

public String toString()

Description copied from class: Expression

Subclasses should return a String representing the parsed expression.

Specified by:

toString in class Expression

setCapturedTypeVars

public void setCapturedTypeVars(Map<String,ITypeVariableDefinition> typeVariables)

getCapturedTypeVars

public Map<String,ITypeVariableDefinition> getCapturedTypeVars()