com.oracle.truffle.js.runtime.JSParserOptions Maven / Gradle / Ivy

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package com.oracle.truffle.js.runtime;

/**
 * Option values that affect JS language semantics, i.e. how code is parsed and translated. Must be
 * a subset of {@link JSLanguageOptions} to ensure that code is only shared between contexts that
 * agree on all these options (but may differ in others that do not affect code and shared state).
 *
 * @see JSLanguageOptions
 */
public record JSParserOptions(boolean strict,
                boolean scripting,
                boolean shebang,
                int ecmaScriptVersion,
                boolean syntaxExtensions,
                boolean constAsVar,
                boolean functionStatementError,
                boolean dumpOnError,
                boolean emptyStatements,
                boolean annexB,
                boolean allowBigInt,
                boolean classFields,
                boolean importAttributes,
                boolean privateFieldsIn,
                boolean topLevelAwait,
                boolean v8Intrinsics) {

    public static JSParserOptions fromLanguageOptions(JSLanguageOptions options) {
        int ecmaScriptVersion = options.ecmaScriptVersion();
        boolean strict = options.strict();
        boolean scripting = options.scripting();
        boolean shebang = options.shebang();
        boolean syntaxExtensions = options.syntaxExtensions();
        boolean constAsVar = options.constAsVar();
        boolean functionStatementError = options.functionStatementError();
        boolean dumpOnError = false;
        boolean emptyStatements = false;
        boolean annexB = options.annexB();
        boolean allowBigInt = options.bigInt();
        boolean classFields = options.classFields();
        boolean importAttributes = options.importAttributes();
        boolean privateFieldsIn = options.privateFieldsIn();
        boolean topLevelAwait = options.topLevelAwait();
        boolean v8Intrinsics = options.v8Intrinsics();
        return new JSParserOptions(strict, scripting, shebang, ecmaScriptVersion, syntaxExtensions, constAsVar, functionStatementError, dumpOnError, emptyStatements, annexB, allowBigInt,
                        classFields, importAttributes, privateFieldsIn, topLevelAwait, v8Intrinsics);
    }

    public JSParserOptions withStrict(@SuppressWarnings("hiding") boolean strict) {
        if (strict != this.strict) {
            return new JSParserOptions(strict, scripting, shebang, ecmaScriptVersion, syntaxExtensions, constAsVar, functionStatementError, dumpOnError, emptyStatements, annexB, allowBigInt,
                            classFields, importAttributes, privateFieldsIn, topLevelAwait, v8Intrinsics);
        }
        return this;
    }
}