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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.validate = validate;
exports.typeIs = typeIs;
exports.validateType = validateType;
exports.validateOptional = validateOptional;
exports.validateOptionalType = validateOptionalType;
exports.arrayOf = arrayOf;
exports.arrayOfType = arrayOfType;
exports.validateArrayOfType = validateArrayOfType;
exports.assertEach = assertEach;
exports.assertOneOf = assertOneOf;
exports.assertNodeType = assertNodeType;
exports.assertNodeOrValueType = assertNodeOrValueType;
exports.assertValueType = assertValueType;
exports.chain = chain;
exports.default = defineType;
exports.DEPRECATED_KEYS = exports.BUILDER_KEYS = exports.NODE_FIELDS = exports.FLIPPED_ALIAS_KEYS = exports.ALIAS_KEYS = exports.VISITOR_KEYS = void 0;
var _is = _interopRequireDefault(require("../validators/is"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const VISITOR_KEYS = {};
exports.VISITOR_KEYS = VISITOR_KEYS;
const ALIAS_KEYS = {};
exports.ALIAS_KEYS = ALIAS_KEYS;
const FLIPPED_ALIAS_KEYS = {};
exports.FLIPPED_ALIAS_KEYS = FLIPPED_ALIAS_KEYS;
const NODE_FIELDS = {};
exports.NODE_FIELDS = NODE_FIELDS;
const BUILDER_KEYS = {};
exports.BUILDER_KEYS = BUILDER_KEYS;
const DEPRECATED_KEYS = {};
exports.DEPRECATED_KEYS = DEPRECATED_KEYS;
function getType(val) {
if (Array.isArray(val)) {
return "array";
} else if (val === null) {
return "null";
} else if (val === undefined) {
return "undefined";
} else {
return typeof val;
}
}
function validate(validate) {
return {
validate
};
}
function typeIs(typeName) {
return typeof typeName === "string" ? assertNodeType(typeName) : assertNodeType(...typeName);
}
function validateType(typeName) {
return validate(typeIs(typeName));
}
function validateOptional(validate) {
return {
validate,
optional: true
};
}
function validateOptionalType(typeName) {
return {
validate: typeIs(typeName),
optional: true
};
}
function arrayOf(elementType) {
return chain(assertValueType("array"), assertEach(elementType));
}
function arrayOfType(typeName) {
return arrayOf(typeIs(typeName));
}
function validateArrayOfType(typeName) {
return validate(arrayOfType(typeName));
}
function assertEach(callback) {
function validator(node, key, val) {
if (!Array.isArray(val)) return;
for (let i = 0; i < val.length; i++) {
callback(node, `${key}[${i}]`, val[i]);
}
}
validator.each = callback;
return validator;
}
function assertOneOf(...values) {
function validate(node, key, val) {
if (values.indexOf(val) < 0) {
throw new TypeError(`Property ${key} expected value to be one of ${JSON.stringify(values)} but got ${JSON.stringify(val)}`);
}
}
validate.oneOf = values;
return validate;
}
function assertNodeType(...types) {
function validate(node, key, val) {
let valid = false;
for (const type of types) {
if ((0, _is.default)(type, val)) {
valid = true;
break;
}
}
if (!valid) {
throw new TypeError(`Property ${key} of ${node.type} expected node to be of a type ${JSON.stringify(types)} ` + `but instead got ${JSON.stringify(val && val.type)}`);
}
}
validate.oneOfNodeTypes = types;
return validate;
}
function assertNodeOrValueType(...types) {
function validate(node, key, val) {
let valid = false;
for (const type of types) {
if (getType(val) === type || (0, _is.default)(type, val)) {
valid = true;
break;
}
}
if (!valid) {
throw new TypeError(`Property ${key} of ${node.type} expected node to be of a type ${JSON.stringify(types)} ` + `but instead got ${JSON.stringify(val && val.type)}`);
}
}
validate.oneOfNodeOrValueTypes = types;
return validate;
}
function assertValueType(type) {
function validate(node, key, val) {
const valid = getType(val) === type;
if (!valid) {
throw new TypeError(`Property ${key} expected type of ${type} but got ${getType(val)}`);
}
}
validate.type = type;
return validate;
}
function chain(...fns) {
function validate(...args) {
for (const fn of fns) {
fn(...args);
}
}
validate.chainOf = fns;
return validate;
}
function defineType(type, opts = {}) {
const inherits = opts.inherits && store[opts.inherits] || {};
const fields = opts.fields || inherits.fields || {};
const visitor = opts.visitor || inherits.visitor || [];
const aliases = opts.aliases || inherits.aliases || [];
const builder = opts.builder || inherits.builder || opts.visitor || [];
if (opts.deprecatedAlias) {
DEPRECATED_KEYS[opts.deprecatedAlias] = type;
}
for (const key of visitor.concat(builder)) {
fields[key] = fields[key] || {};
}
for (const key in fields) {
const field = fields[key];
if (builder.indexOf(key) === -1) {
field.optional = true;
}
if (field.default === undefined) {
field.default = null;
} else if (!field.validate) {
field.validate = assertValueType(getType(field.default));
}
}
VISITOR_KEYS[type] = opts.visitor = visitor;
BUILDER_KEYS[type] = opts.builder = builder;
NODE_FIELDS[type] = opts.fields = fields;
ALIAS_KEYS[type] = opts.aliases = aliases;
aliases.forEach(alias => {
FLIPPED_ALIAS_KEYS[alias] = FLIPPED_ALIAS_KEYS[alias] || [];
FLIPPED_ALIAS_KEYS[alias].push(type);
});
store[type] = opts;
}
const store = {};
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