com.whitestein.lsps.lang.ast

Class ConditionalExpression

java.lang.Object

com.whitestein.lsps.lang.ast.ASTRangeImpl

com.whitestein.lsps.lang.ast.ASTNodeImpl

com.whitestein.lsps.lang.ast.Expression

com.whitestein.lsps.lang.ast.ConditionalExpression

All Implemented Interfaces:

ASTInfo, ASTNode, ASTRange

public final class ConditionalExpression
extends Expression

Author:

mvo

Field Summary

Fields inherited from interface com.whitestein.lsps.lang.ast.ASTInfo

EMPTY

Constructor Summary

Constructors

Constructor and Description
ConditionalExpression(ASTInfo info, Expression ifExpression, Expression thenExpression, Expression elseExpression, Type returnType) Constructs a new conditional expression.
ConditionalExpression(ASTInfo info, List<Expression> ifExpressions, List<Expression> thenExpressions, Expression elseExpression, Type returnType) Constructs a new conditional expression.

Method Summary

Modifier and Type	Method and Description
<T,E extends Throwable> T	accept(ExpressionVisitor<T,E> visitor) Accepts visitor.
protected Object	basicInterpret(Interpreter interpreter, InterpreterStackTrace stackTrace) Interpret expression.
Expression	getElseExpression() Returns the "else" expression.
ASTNode	getElseKeywordRange()
ASTNode	getEndKeywordRange()
List<Expression>	getIfExpressions() Returns the list of "if" expressions.
ASTNode	getIfKeywordRange(int index)
List<Expression>	getResultExpressions() Returns the result expression.
List<Expression>	getThenExpressions() Returns the list of "then" expressions.
ASTNode	getThenKeywordRange(int index)
boolean	isTernaryIf()

Methods inherited from class com.whitestein.lsps.lang.ast.Expression

createANTLRParser, doInterpret, evalCondition, evaluateToExpressions, executeCompiled, getCompiled, getDebugLine, getIdentifierAst, getParseTimeConstant, getPrimaryRange, getPropertySelectorRange, getRange, getResultExpression, getType, interpret, interpretInCurrentNamespace, isCreatingNonModuleContextObjects, isParseTimeConstant, requiresNewNamespace, setCompiled, showInFullText, showInSurroundingText, showInText, toExpressions

Methods inherited from class com.whitestein.lsps.lang.ast.ASTNodeImpl

getFullText, getLine, getNodeText, getText, toString

Methods inherited from class com.whitestein.lsps.lang.ast.ASTRangeImpl

contains, getBeginIndex, getEndIndex, getLength

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.whitestein.lsps.lang.ast.ASTNode

getFullText, getLine, getNodeText, getText

Methods inherited from interface com.whitestein.lsps.lang.ast.ASTRange

contains, getBeginIndex, getEndIndex, getLength

Constructor Detail

ConditionalExpression

public ConditionalExpression(ASTInfo info,
                             Expression ifExpression,
                             Expression thenExpression,
                             Expression elseExpression,
                             Type returnType)

Constructs a new conditional expression.

Parameters:

info -

ifExpression -

thenExpression -

elseExpression -

returnType -

ConditionalExpression

public ConditionalExpression(ASTInfo info,
                             List<Expression> ifExpressions,
                             List<Expression> thenExpressions,
                             Expression elseExpression,
                             Type returnType)

Constructs a new conditional expression.

Parameters:

info -

ifExpressions -

thenExpressions -

elseExpression -

returnType -

Method Detail

accept

public <T,E extends Throwable> T accept(ExpressionVisitor<T,E> visitor)
                                 throws E extends Throwable

Description copied from class: Expression

Accepts visitor.

Specified by:

accept in class Expression

Returns:

the result of visit

Throws:

E

E extends Throwable

getIfExpressions

public List<Expression> getIfExpressions()

Returns the list of "if" expressions.

Returns:

the list of "if" expressions

getThenExpressions

public List<Expression> getThenExpressions()

Returns the list of "then" expressions.

Returns:

the list of "then" expressions

getElseExpression

public Expression getElseExpression()

Returns the "else" expression.

Returns:

the "else" expression

basicInterpret

protected Object basicInterpret(Interpreter interpreter,
                                InterpreterStackTrace stackTrace)
                         throws ErrorException

Description copied from class: Expression

Interpret expression.

Specified by:

basicInterpret in class Expression

Returns:

result of interpretation

Throws:

ErrorException

getResultExpressions

public List<Expression> getResultExpressions()

Description copied from class: Expression

Returns the result expression. E.g. for a chained expression, it returns its last child (applied recursively).

Overrides:

getResultExpressions in class Expression

Returns:

the result expressions

isTernaryIf

public boolean isTernaryIf()

getIfKeywordRange

public ASTNode getIfKeywordRange(int index)

getThenKeywordRange

public ASTNode getThenKeywordRange(int index)

getElseKeywordRange

public ASTNode getElseKeywordRange()

getEndKeywordRange

public ASTNode getEndKeywordRange()