File: combinations.js

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ValidatorContext.prototype.validateCombinations = function validateCombinations(data, schema, dataPointerPath) {
	return this.validateAllOf(data, schema, dataPointerPath)
		|| this.validateAnyOf(data, schema, dataPointerPath)
		|| this.validateOneOf(data, schema, dataPointerPath)
		|| this.validateNot(data, schema, dataPointerPath)
		|| null;
};

ValidatorContext.prototype.validateAllOf = function validateAllOf(data, schema, dataPointerPath) {
	if (schema.allOf === undefined) {
		return null;
	}
	var error;
	for (var i = 0; i < schema.allOf.length; i++) {
		var subSchema = schema.allOf[i];
		if (error = this.validateAll(data, subSchema, [], ["allOf", i], dataPointerPath)) {
			return error;
		}
	}
	return null;
};

ValidatorContext.prototype.validateAnyOf = function validateAnyOf(data, schema, dataPointerPath) {
	if (schema.anyOf === undefined) {
		return null;
	}
	var errors = [];
	var startErrorCount = this.errors.length;
	var oldUnknownPropertyPaths, oldKnownPropertyPaths;
	if (this.trackUnknownProperties) {
		oldUnknownPropertyPaths = this.unknownPropertyPaths;
		oldKnownPropertyPaths = this.knownPropertyPaths;
	}
	var errorAtEnd = true;
	for (var i = 0; i < schema.anyOf.length; i++) {
		if (this.trackUnknownProperties) {
			this.unknownPropertyPaths = {};
			this.knownPropertyPaths = {};
		}
		var subSchema = schema.anyOf[i];

		var errorCount = this.errors.length;
		var error = this.validateAll(data, subSchema, [], ["anyOf", i], dataPointerPath);

		if (error === null && errorCount === this.errors.length) {
			this.errors = this.errors.slice(0, startErrorCount);

			if (this.trackUnknownProperties) {
				for (var knownKey in this.knownPropertyPaths) {
					oldKnownPropertyPaths[knownKey] = true;
					delete oldUnknownPropertyPaths[knownKey];
				}
				for (var unknownKey in this.unknownPropertyPaths) {
					if (!oldKnownPropertyPaths[unknownKey]) {
						oldUnknownPropertyPaths[unknownKey] = true;
					}
				}
				// We need to continue looping so we catch all the property definitions, but we don't want to return an error
				errorAtEnd = false;
				continue;
			}

			return null;
		}
		if (error) {
			errors.push(error.prefixWith(null, "" + i).prefixWith(null, "anyOf"));
		}
	}
	if (this.trackUnknownProperties) {
		this.unknownPropertyPaths = oldUnknownPropertyPaths;
		this.knownPropertyPaths = oldKnownPropertyPaths;
	}
	if (errorAtEnd) {
		errors = errors.concat(this.errors.slice(startErrorCount));
		this.errors = this.errors.slice(0, startErrorCount);
		return this.createError(ErrorCodes.ANY_OF_MISSING, {}, "", "/anyOf", errors, data, schema);
	}
};

ValidatorContext.prototype.validateOneOf = function validateOneOf(data, schema, dataPointerPath) {
	if (schema.oneOf === undefined) {
		return null;
	}
	var validIndex = null;
	var errors = [];
	var startErrorCount = this.errors.length;
	var oldUnknownPropertyPaths, oldKnownPropertyPaths;
	if (this.trackUnknownProperties) {
		oldUnknownPropertyPaths = this.unknownPropertyPaths;
		oldKnownPropertyPaths = this.knownPropertyPaths;
	}
	for (var i = 0; i < schema.oneOf.length; i++) {
		if (this.trackUnknownProperties) {
			this.unknownPropertyPaths = {};
			this.knownPropertyPaths = {};
		}
		var subSchema = schema.oneOf[i];

		var errorCount = this.errors.length;
		var error = this.validateAll(data, subSchema, [], ["oneOf", i], dataPointerPath);

		if (error === null && errorCount === this.errors.length) {
			if (validIndex === null) {
				validIndex = i;
			} else {
				this.errors = this.errors.slice(0, startErrorCount);
				return this.createError(ErrorCodes.ONE_OF_MULTIPLE, {index1: validIndex, index2: i}, "", "/oneOf", null, data, schema);
			}
			if (this.trackUnknownProperties) {
				for (var knownKey in this.knownPropertyPaths) {
					oldKnownPropertyPaths[knownKey] = true;
					delete oldUnknownPropertyPaths[knownKey];
				}
				for (var unknownKey in this.unknownPropertyPaths) {
					if (!oldKnownPropertyPaths[unknownKey]) {
						oldUnknownPropertyPaths[unknownKey] = true;
					}
				}
			}
		} else if (error) {
			errors.push(error);
		}
	}
	if (this.trackUnknownProperties) {
		this.unknownPropertyPaths = oldUnknownPropertyPaths;
		this.knownPropertyPaths = oldKnownPropertyPaths;
	}
	if (validIndex === null) {
		errors = errors.concat(this.errors.slice(startErrorCount));
		this.errors = this.errors.slice(0, startErrorCount);
		return this.createError(ErrorCodes.ONE_OF_MISSING, {}, "", "/oneOf", errors, data, schema);
	} else {
		this.errors = this.errors.slice(0, startErrorCount);
	}
	return null;
};

ValidatorContext.prototype.validateNot = function validateNot(data, schema, dataPointerPath) {
	if (schema.not === undefined) {
		return null;
	}
	var oldErrorCount = this.errors.length;
	var oldUnknownPropertyPaths, oldKnownPropertyPaths;
	if (this.trackUnknownProperties) {
		oldUnknownPropertyPaths = this.unknownPropertyPaths;
		oldKnownPropertyPaths = this.knownPropertyPaths;
		this.unknownPropertyPaths = {};
		this.knownPropertyPaths = {};
	}
	var error = this.validateAll(data, schema.not, null, null, dataPointerPath);
	var notErrors = this.errors.slice(oldErrorCount);
	this.errors = this.errors.slice(0, oldErrorCount);
	if (this.trackUnknownProperties) {
		this.unknownPropertyPaths = oldUnknownPropertyPaths;
		this.knownPropertyPaths = oldKnownPropertyPaths;
	}
	if (error === null && notErrors.length === 0) {
		return this.createError(ErrorCodes.NOT_PASSED, {}, "", "/not", null, data, schema);
	}
	return null;
};