Package icyllis.arc3d.compiler

Class SymbolTable

java.lang.Object

icyllis.arc3d.compiler.SymbolTable

public final class SymbolTable
extends Object

Maps identifiers to symbols, each instance represents a scope level or a module boundary.

Method Summary

Modifier and Type	Method	Description
Symbol	find(String name)	Looks up the requested symbol and returns a const pointer.
Symbol	findBuiltinSymbol(String name)	Looks up the requested symbol, only searching the built-in symbol tables.
Type	getArrayType(Type type, int size)	Finds or creates an array type with the given element type and array size.
SymbolTable	getParent()
<T extends Symbol> T	insert(Context context, T symbol)	Inserts a symbol into the symbol table, reports errors if there was a name collision.
boolean	isBuiltin()
boolean	isBuiltinType(String name)	Returns true if the name refers to a builtin type.
boolean	isType(String name)	Returns true if the name refers to a type (user or built-in) in the current symbol table.

Methods inherited from class java.lang.Object

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

Method Details

getParent

public SymbolTable getParent()

isBuiltin

public boolean isBuiltin()

Returns:

true if this symbol table is at built-in level

find

@Nullable
public Symbol find(String name)

Looks up the requested symbol and returns a const pointer.

findBuiltinSymbol

@Nullable
public Symbol findBuiltinSymbol(String name)

Looks up the requested symbol, only searching the built-in symbol tables. Always const.

isType

public boolean isType(String name)

Returns true if the name refers to a type (user or built-in) in the current symbol table.

isBuiltinType

public boolean isBuiltinType(String name)

Returns true if the name refers to a builtin type.

insert

@Nullable
public <T extends Symbol> T insert(Context context,
 @Nonnull
 T symbol)

Inserts a symbol into the symbol table, reports errors if there was a name collision.

Returns:

the given symbol if successful, or null if there was a name collision

getArrayType

public Type getArrayType(Type type,
 int size)

Finds or creates an array type with the given element type and array size.