public class ArrayAccess_c extends Expr_c implements ArrayAccess
ArrayAccess
is an immutable representation of an
access of an array member.Term.Instance
Modifier and Type | Field and Description |
---|---|
protected Expr |
array |
protected Expr |
index |
exceptions, reachable
Constructor and Description |
---|
ArrayAccess_c(Position pos,
Expr array,
Expr index) |
ArrayAccess_c(Position pos,
Expr array,
Expr index,
Ext ext) |
Modifier and Type | Method and Description |
---|---|
<T> java.util.List<T> |
acceptCFG(CFGBuilder<?> v,
java.util.List<T> succs)
Visit this term in evaluation order, calling v.edge() for each successor
in succs, if data flows on that edge.
|
Expr |
array()
Array to access.
|
ArrayAccess |
array(Expr array)
Set the array to access.
|
protected <N extends ArrayAccess_c> |
array(N n,
Expr array) |
Type |
childExpectedType(Expr child,
AscriptionVisitor av)
Get the expected type of a child expression of
this . |
Node |
copy(NodeFactory nf)
Produce a copy of this node using the given NodeFactory.
|
Term |
firstChild()
Return the first direct subterm performed when evaluating this term.
|
Flags |
flags()
Return the access flags of the variable, or Flags.NONE
|
Expr |
index()
Index into the array.
|
ArrayAccess |
index(Expr index)
Set the index into the array.
|
protected <N extends ArrayAccess_c> |
index(N n,
Expr index) |
Precedence |
precedence()
Get the precedence of the expression.
|
void |
prettyPrint(CodeWriter w,
PrettyPrinter tr)
Pretty-print the AST using the given
CodeWriter . |
protected <N extends ArrayAccess_c> |
reconstruct(N n,
Expr array,
Expr index)
Reconstruct the expression.
|
java.util.List<Type> |
throwTypes(TypeSystem ts)
List of Types of exceptions that might get thrown.
|
java.lang.String |
toString() |
Node |
typeCheck(TypeChecker tc)
Type check the AST.
|
Node |
visitChildren(NodeVisitor v)
Visit the children of the node.
|
booleanValue, buildTypes, byteValue, charValue, constantValue, constantValue, constantValueSet, constantValueSet, doubleValue, dump, extRewrite, floatValue, intValue, isConstant, isConstant, isTypeChecked, lastLang, longValue, printSubExpr, printSubExpr, shortValue, stringValue, type, type, type
exceptionCheck, exceptions, exceptions, exceptions, listChild, reachable, reachable, reachable
addDecls, buildTypesEnter, checkConstants, copy, copy, copyIfNeeded, del, del, disambiguate, disambiguateEnter, disambiguateOverride, dump, dump, dump, dump, enterChildScope, enterScope, error, error, error, exceptionCheckEnter, ext, ext, ext, ext, extRewriteEnter, isDisambiguated, lang, position, position, position, prettyPrint, prettyPrint, prettyPrint, prettyPrint, print, printBlock, printSubStmt, translate, typeCheckEnter, typeCheckOverride, visit, visitChild, visitEdge, visitList
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
constantValue, constantValueSet, isConstant, printSubExpr, printSubExpr, type
del, del, dump, error, error, ext, ext, ext, ext, isDisambiguated, isTypeChecked, position, position, visit, visitEdge
addDecls, buildTypes, buildTypesEnter, checkConstants, copy, disambiguate, disambiguateEnter, disambiguateOverride, dump, dump, dump, dump, enterChildScope, enterScope, exceptionCheck, exceptionCheckEnter, extRewrite, extRewriteEnter, lang, prettyPrint, prettyPrint, prettyPrint, prettyPrint, translate, typeCheckEnter, typeCheckOverride, visitChild, visitList
exceptions, exceptions, reachable, reachable
public Precedence precedence()
Expr
precedence
in interface Expr
precedence
in class Expr_c
public Expr array()
ArrayAccess
array
in interface ArrayAccess
public ArrayAccess array(Expr array)
ArrayAccess
array
in interface ArrayAccess
protected <N extends ArrayAccess_c> N array(N n, Expr array)
public Expr index()
ArrayAccess
index
in interface ArrayAccess
public ArrayAccess index(Expr index)
ArrayAccess
index
in interface ArrayAccess
protected <N extends ArrayAccess_c> N index(N n, Expr index)
public Flags flags()
Variable
protected <N extends ArrayAccess_c> N reconstruct(N n, Expr array, Expr index)
public Node visitChildren(NodeVisitor v)
NodeOps
visitChildren
in interface NodeOps
visitChildren
in class Node_c
v
- The visitor that will traverse/rewrite the AST.this
.public Node typeCheck(TypeChecker tc) throws SemanticException
NodeOps
leave()
method of the
visitor. The method should perform work that should be done
after visiting the children of the node. The method may return
this
or a new copy of the node which will be
installed as a child of the node's parent.typeCheck
in interface NodeOps
typeCheck
in class Node_c
tc
- The type checking visitor.SemanticException
public Type childExpectedType(Expr child, AscriptionVisitor av)
NodeOps
this
.
The expected type is determined by the context in that the child occurs
(e.g., for x = e
, the expected type of e
is
the declared type of x
.
The expected type should impose the least constraints on the child's
type that are allowed by the parent node.childExpectedType
in interface NodeOps
childExpectedType
in class Node_c
child
- A child expression of this node.av
- An ascription visitor.child
.public void prettyPrint(CodeWriter w, PrettyPrinter tr)
Node_c
CodeWriter
.prettyPrint
in interface NodeOps
prettyPrint
in class Node_c
w
- The code writer to which to write.tr
- The pretty printer. This is not a visitor.public Term firstChild()
TermOps
firstChild
in interface TermOps
firstChild
in class Term_c
public <T> java.util.List<T> acceptCFG(CFGBuilder<?> v, java.util.List<T> succs)
TermOps
public java.util.List<Type> throwTypes(TypeSystem ts)
NodeOps
throwTypes
in interface NodeOps
throwTypes
in class Node_c