def p_primary_this(p):
'primary : THIS'
if (current_storage_kind == 'instance'):
p[0] = ast.ThisExpr(p.lineno(1))
else:
signal_error("'this' expression cannot be used in a static context",
p.lineno(1))
p[0] = None
def p_field_access_id(p):
'field_access : ID'
vname = p[1]
v = current_vartable.find_in_scope(vname)
if (v != None):
# local variable in current scope
p[0] = ast.VarExpr(v, p.lineno(1))
else:
c = ast.lookup(ast.classtable, vname)
if (c != None):
# there is a class with this name
p[0] = ast.ClassReferenceExpr(c, p.lineno(1))
else:
# reference to a non-local var; assume field
p[0] = ast.FieldAccessExpr(ast.ThisExpr(p.lineno(1)), vname, p.lineno(1))
def p_primary_this(p):
'primary : THIS'
p[0] = ast.ThisExpr(p.lineno(1))
