com.oracle.graal.python.builtins.modules.PyExpatModuleBuiltins Maven / Gradle / Ivy
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package com.oracle.graal.python.builtins.modules;
import java.util.LinkedHashMap;
import java.util.List;
import com.oracle.graal.python.builtins.Builtin;
import com.oracle.graal.python.builtins.CoreFunctions;
import com.oracle.graal.python.builtins.PythonBuiltinClassType;
import com.oracle.graal.python.builtins.PythonBuiltins;
import com.oracle.graal.python.builtins.PythonOS;
import com.oracle.graal.python.builtins.objects.module.PythonModule;
import com.oracle.graal.python.nodes.function.PythonBuiltinBaseNode;
import com.oracle.graal.python.nodes.function.builtins.PythonTernaryBuiltinNode;
import com.oracle.graal.python.builtins.Python3Core;
import com.oracle.truffle.api.dsl.GenerateNodeFactory;
import com.oracle.truffle.api.dsl.NodeFactory;
import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
import static com.oracle.graal.python.util.PythonUtils.toTruffleStringUncached;
@CoreFunctions(defineModule = "pyexpat", os = PythonOS.PLATFORM_WIN32)
public final class PyExpatModuleBuiltins extends PythonBuiltins {
@Override
protected List> getNodeFactories() {
return PyExpatModuleBuiltinsFactory.getFactories();
}
private static enum ContentModelConstant {
XML_CQUANT_NONE(0),
XML_CQUANT_OPT(1),
XML_CQUANT_PLUS(3),
XML_CQUANT_REP(2),
XML_CTYPE_ANY(2),
XML_CTYPE_CHOICE(5),
XML_CTYPE_EMPTY(1),
XML_CTYPE_MIXED(3),
XML_CTYPE_NAME(4),
XML_CTYPE_SEQ(6);
private final int number;
private ContentModelConstant(int number) {
this.number = number;
}
}
private static enum ErrorConstant {
XML_ERROR_NO_MEMORY("out of memory"),
XML_ERROR_SYNTAX("syntax error"),
XML_ERROR_NO_ELEMENTS("no element found"),
XML_ERROR_INVALID_TOKEN("not well-formed (invalid token)"),
XML_ERROR_UNCLOSED_TOKEN("unclosed token"),
XML_ERROR_PARTIAL_CHAR("partial character"),
XML_ERROR_TAG_MISMATCH("mismatched tag"),
XML_ERROR_DUPLICATE_ATTRIBUTE("duplicate attribute"),
XML_ERROR_JUNK_AFTER_DOC_ELEMENT("junk after document element"),
XML_ERROR_PARAM_ENTITY_REF("illegal parameter entity reference"),
XML_ERROR_UNDEFINED_ENTITY("undefined entity"),
XML_ERROR_RECURSIVE_ENTITY_REF("recursive entity reference"),
XML_ERROR_ASYNC_ENTITY("asynchronous entity"),
XML_ERROR_BAD_CHAR_REF("reference to invalid character number"),
XML_ERROR_BINARY_ENTITY_REF("reference to binary entity"),
XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF("reference to external entity in attribute"),
XML_ERROR_MISPLACED_XML_PI("XML or text declaration not at start of entity"),
XML_ERROR_UNKNOWN_ENCODING("unknown encoding"),
XML_ERROR_INCORRECT_ENCODING("encoding specified in XML declaration is incorrect"),
XML_ERROR_UNCLOSED_CDATA_SECTION("unclosed CDATA section"),
XML_ERROR_EXTERNAL_ENTITY_HANDLING("error in processing external entity reference"),
XML_ERROR_NOT_STANDALONE("document is not standalone"),
XML_ERROR_UNEXPECTED_STATE("unexpected parser state - please send a bug report"),
XML_ERROR_ENTITY_DECLARED_IN_PE("entity declared in parameter entity"),
XML_ERROR_FEATURE_REQUIRES_XML_DTD("requested feature requires XML_DTD support in Expat"),
XML_ERROR_CANT_CHANGE_FEATURE_ONCE_PARSING("cannot change setting once parsing has begun"),
XML_ERROR_UNBOUND_PREFIX("unbound prefix"),
XML_ERROR_UNDECLARING_PREFIX("must not undeclare prefix"),
XML_ERROR_INCOMPLETE_PE("incomplete markup in parameter entity"),
XML_ERROR_XML_DECL("XML declaration not well-formed"),
XML_ERROR_TEXT_DECL("text declaration not well-formed"),
XML_ERROR_PUBLICID("illegal character(s) in public id"),
XML_ERROR_SUSPENDED("parser suspended"),
XML_ERROR_NOT_SUSPENDED("parser not suspended"),
XML_ERROR_ABORTED("parsing aborted"),
XML_ERROR_FINISHED("parsing finished"),
XML_ERROR_SUSPEND_PE("cannot suspend in external parameter entity");
private final String message;
private ErrorConstant(String message) {
this.message = message;
}
}
@Override
public void initialize(Python3Core core) {
super.initialize(core);
PythonModule model = core.factory().createPythonModule(toTruffleStringUncached("pyexpat.model"));
for (ContentModelConstant v : ContentModelConstant.values()) {
model.setAttribute(toTruffleStringUncached(v.name()), v.number);
}
addBuiltinConstant("model", model);
PythonModule errors = core.factory().createPythonModule(toTruffleStringUncached("pyexpat.errors"));
LinkedHashMap codes = new LinkedHashMap<>(ErrorConstant.values().length);
LinkedHashMap messages = new LinkedHashMap<>(ErrorConstant.values().length);
for (ErrorConstant c : ErrorConstant.values()) {
errors.setAttribute(toTruffleStringUncached(c.name()), toTruffleStringUncached(c.message));
codes.put(c.message, c.ordinal() + 1);
messages.put(c.ordinal() + 1, c.message);
}
errors.setAttribute(toTruffleStringUncached("messages"), core.factory().createDictFromMapGeneric(messages));
errors.setAttribute(toTruffleStringUncached("codes"), core.factory().createDictFromMap(codes));
addBuiltinConstant("errors", errors);
}
@Builtin(name = "ParserCreate", parameterNames = {"encoding", "namespace_separator", "intern"}, doc = "Return a new XML parser object.")
@GenerateNodeFactory
abstract static class ParserCreateNode extends PythonTernaryBuiltinNode {
@SuppressWarnings("unused")
@Specialization
@TruffleBoundary
Object fail(Object encoding, Object namespace_separator, Object intern) {
throw raise(PythonBuiltinClassType.NotImplementedError, toTruffleStringUncached("XML pyexpat parser is not implemented"));
}
}
}
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