@dipscope/type-manager/dist/es2015/serializers/boolean-serializer.js

Transform JSON strings or plain objects into JS class instances.

export class BooleanSerializer {
    serialize(x, serializerContext) {
        if (x === undefined) {
            return serializerContext.serializedDefaultValue;
        }
        if (x === null) {
            return serializerContext.serializedNullValue;
        }
        if (typeof x === 'boolean') {
            return x;
        }
        if (serializerContext.useImplicitConversion) {
            return this.convert(x, serializerContext);
        }
        serializerContext.logger.error('BooleanSerializer', `${serializerContext.jsonPath}: cannot serialize value as boolean.`, x);
        return undefined;
    }
    deserialize(x, serializerContext) {
        if (x === undefined) {
            return serializerContext.deserializedDefaultValue;
        }
        if (x === null) {
            return serializerContext.deserializedNullValue;
        }
        if (typeof x === 'boolean') {
            return x;
        }
        if (serializerContext.useImplicitConversion) {
            return this.convert(x, serializerContext);
        }
        serializerContext.logger.error('BooleanSerializer', `${serializerContext.jsonPath}: cannot deserialize value as boolean.`, x);
        return undefined;
    }
    convert(x, serializerContext) {
        if (typeof x === 'string' && (x === 'true' || x === 'false')) {
            return x === 'true';
        }
        if (typeof x === 'string' && (x === '1' || x === '0')) {
            return x === '1';
        }
        if (typeof x === 'number' && (x === 1 || x === 0)) {
            return x === 1;
        }
        serializerContext.logger.error('BooleanSerializer', `${serializerContext.jsonPath}: cannot convert value to boolean.`, x);
        return undefined;
    }
}
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