/
index.js
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/
index.js
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/**
* Schemas for JSON Objects, or simply SJOT, offers faster JSON validation with
* lightweight schemas and compact validators. SJOT schemas have the look and
* feel of object templates and are easy to use.
*
* See README.md
*
* @module sjot
* @version 1.4.4
* @class SJOT
* @author Robert van Engelen, engelen@genivia.com
* @copyright Robert van Engelen, Genivia Inc, 2016-2017. All Rights Reserved.
* @license BSD 3-Clause
* @link http://sjot.org
*/
"use strict";
var SJOT = (function () {
var SJOT = {};
SJOT.moduleProperty = 1;
// validate(data, type|"[URI]#[type]"|"@root"|null [, schema ])
// throws a string exception when data is not valid according to the specified type and schema (optional)
// type should be specified or type and schema when type refers to a schema type
SJOT.validate = function (data, type, schema) {
var sjots = schema;
if (typeof schema === "string")
sjots = JSON.parse(schema);
// types "#" and "@root" are synonymous to null: all look for the SJOT @root
if (type === "#" || type === "@root")
type = null;
if (type === undefined || type === null) {
if (sjots === undefined || sjots === null)
type = "any";
else if (Array.isArray(sjots) && sjots.length > 0)
type = sjot_roottype(sjots[0]);
else if (typeof sjots === "object")
type = sjot_roottype(sjots);
else
sjot_schema_error("is not a SJOT schema object"/*FAST[*/, typeof sjots/*FAST]*/);
}
if (Array.isArray(sjots) && sjots.length > 0)
sjot_validate(sjots, data, type, sjots[0]/*FAST[*/, "$", "/@root"/*FAST]*/);
else
sjot_validate([sjots], data, type, sjots/*FAST[*/, "$", "/@root"/*FAST]*/);
return true;
};
// valid(data, type|"[URI]#[type]"|"@root"|null [, schema ])
// returns true when data is valid according to the specified type and schema (optional), false otherwise
// type should be specified or type and schema when type refers to a schema type
SJOT.valid = function (data, type, schema) {
try {
return SJOT.validate(data, type, schema);
} catch (e) {
return false;
}
};
// check(schema)
// throws a string exception when schema has an error
SJOT.check = function (schema) {
var sjots = schema;
if (typeof schema === "string")
sjots = JSON.parse(schema);
/*LEAN[*/
if (Array.isArray(sjots)) {
for (var i = 0; i < sjots.length; i++)
sjot_check(sjots, true, false, sjots[i], sjots[i]/*FAST[*/, "[" + i + "]"/*FAST]*/);
} else {
sjot_check([sjots], true, false, sjots, sjots/*FAST[*/, ""/*FAST]*/);
}
/*LEAN]*/
return true;
};
return SJOT;
}());
// one validation function that is tail recursive, simply returns, or throws validation error
function sjot_validate(sjots, data, type, sjot/*FAST[*/, datapath, typepath/*FAST]*/) {
if (type === "any") {
// check if object has a @sjot attribute with an embedded SJOT schema
if (typeof data === "object" && data !== null && data.hasOwnProperty('@sjot')) {
// sjoot: validate this object using the embedded SJOT schema or array of schemas
var sjoot = data['@sjot'];
if (Array.isArray(sjoot))
return sjot_validate(sjots.concat(sjoot), data, sjot_roottype(sjoot[0]), sjoot[0]/*FAST[*/, datapath, typepath + "{" + datapath + ".@sjot}"/*FAST]*/);
else if (typeof sjoot === "string" && sjoot !== "any" && sjoot !== "object")
return sjot_validate(sjots, data, sjoot, sjot/*FAST[*/, datapath, typepath + "{" + datapath + ".@sjot}"/*FAST]*/);
else if (typeof sjoot === "object")
return sjot_validate(sjots.concat([sjoot]), data, sjot_roottype(sjoot), sjoot/*FAST[*/, datapath, typepath + "{" + datapath + ".@sjot}"/*FAST]*/);
throw "Invalid @sjot schema "/*FAST[*/ + datapath/*FAST]*/;
}
return;
}
if (typeof type === "string") {
var h = type.indexOf("#");
if (h >= 0 && type.charCodeAt(0) !== 0x28 /*(type)*/ && type.charCodeAt(type.length - 1) !== 0x5D /*type[]*/ && type.charCodeAt(type.length - 1) !== 0x7D /*type{}*/)
return sjot_validate(
sjots,
data,
sjot_reftype(sjots, type, sjot/*FAST[*/, typepath/*FAST]*/),
sjot/*FAST[*/, datapath, typepath + "/" + type/*FAST]*/);
}
// check unions
if (sjot_is_union(type))
return sjot_validate_union(sjots, data, type, sjot/*FAST[*/, datapath, typepath/*FAST]*/);
switch (typeof data) {
case "object":
// catch null and undefined, null validates against the "null" type
if (data === null || data === undefined) {
if (data === null && type === "null")
return;
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
} else if (Array.isArray(data)) {
// validate an array
if (type === "array" || type === "any[]")
return;
if (Array.isArray(type)) {
if (type.length === 0)
return;
if (type.length === 1) {
// validate an array [type] or [n] (fixed size array)
if (typeof type[0] === "number") {
if (data.length !== type[0])
sjot_error("length", type[0], "any"/*FAST[*/, datapath, typepath + "[]"/*FAST]*/);
} else {
// validate array [type] and replace nulls in array with primitive type default value
for (var i = 0; i < data.length; i++) {
if (data[i] === null)
data[i] = sjot_default("null", sjots, null, type[0], sjot/*FAST[*/, datapath + "[" + i + "]", typepath + "[]"/*FAST]*/);
sjot_validate(sjots, data[i], type[0], sjot/*FAST[*/, datapath + "[" + i + "]", typepath + "[]"/*FAST]*/);
}
}
} else if (typeof type[1] === "number") {
// validate an array [type,m] or [n,m]
if (data.length > type[1])
sjot_error("length", type[1], type[0]/*FAST[*/, datapath, typepath + "[]"/*FAST]*/);
if (typeof type[0] === "number") {
// validate an array [n,m]
if (data.length < type[0])
sjot_error("length", type[0], "any"/*FAST[*/, datapath, typepath + "[]"/*FAST]*/);
} else {
// validate an array [type,m] and replace nulls in array with primitive type default value
for (var i = 0; i < data.length; i++) {
if (data[i] === null)
data[i] = sjot_default("null", sjots, null, type[0], sjot/*FAST[*/, datapath + "[" + i + "]", typepath + "[]"/*FAST]*/);
sjot_validate(sjots, data[i], type[0], sjot/*FAST[*/, datapath + "[" + i + "]", typepath + "[]"/*FAST]*/);
}
}
} else if (typeof type[0] === "number") {
// validate an array [n,type] or [n,type,m]
if (data.length < type[0])
sjot_error("length", type[0], type[1]/*FAST[*/, datapath, typepath + "[]"/*FAST]*/);
// validate an array [n,type,m]
if (type.length > 2 && typeof type[2] === "number") {
if (data.length > type[2])
sjot_error("length", type[2], type[1]/*FAST[*/, datapath, typepath + "[]"/*FAST]*/);
}
// validate an array [n,type] or [n,type,m]
for (var i = 0; i < data.length; i++) {
if (data[i] === null)
data[i] = sjot_default("null", sjots, null, type[1], sjot/*FAST[*/, datapath + "[" + i + "]", typepath + "[]"/*FAST]*/);
sjot_validate(sjots, data[i], type[1], sjot/*FAST[*/, datapath + "[" + i + "]", typepath + "[]"/*FAST]*/);
}
} else if (type.length > 0) {
// validate a tuple [type, type, ...] and replace nulls with primitive type default value
if (data.length != type.length)
sjot_error("array of length", data.length, type/*FAST[*/, datapath, typepath/*FAST]*/);
for (var i = 0; i < data.length; i++) {
if (data[i] === null)
data[i] = sjot_default("null", sjots, null, type[i], sjot/*FAST[*/, datapath + "[" + i + "]", typepath + "[]"/*FAST]*/);
sjot_validate(sjots, data[i], type[i], sjot/*FAST[*/, datapath + "[" + i + "]", typepath + "[]"/*FAST]*/);
}
}
return;
} else if (typeof type === "string") {
if (type.charCodeAt(type.length - 1) === 0x5D /*type[]*/) {
// validate an array
var i = type.lastIndexOf("[");
var itemtype = type.slice(0, i);
sjot_validate_bounds(data.length, type, i + 1/*FAST[*/, datapath, typepath/*FAST]*/);
// validate an array "type[n,m]" and replace nulls with primitive type default value
for (var j = 0; j < data.length; j++) {
if (data[j] === null)
data[j] = sjot_default("null", sjots, null, itemtype, sjot/*FAST[*/, datapath + "[" + j + "]", typepath/*FAST]*/);
sjot_validate(sjots, data[j], itemtype, sjot/*FAST[*/, datapath + "[" + j + "]", typepath/*FAST]*/);
}
return;
} else if (type.charCodeAt(type.length - 1) === 0x7D /*type{}*/) {
// validate a set (array of unique atoms)
var i = type.lastIndexOf("{");
var itemtype = type.slice(0, i);
if (itemtype.indexOf("#") !== -1 && itemtype.charCodeAt(0) !== 0x28 /*(type)*/ && itemtype.charCodeAt(itemtype.length - 1) !== 0x5D /*type[]*/ && itemtype.charCodeAt(itemtype.length - 1) !== 0x7D /*type{}*/) {
// get referenced URI#name type
itemtype = sjot_reftype(sjots, itemtype, sjot/*FAST[*/, typepath/*FAST]*/);
if (typeof itemtype !== "string")
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
}
// check uniqueness of items in the set by sorting the array
var len = data.length;
data = data.sort().filter(function (e, i, a) { return i === 0 || e !== a[i - 1]; });
if (data.length !== len)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
sjot_validate_bounds(data.length, type, i + 1/*FAST[*/, datapath, typepath/*FAST]*/);
// validate a set "type{n,m}" and replace nulls with primitive type default value
for (var j = 0; j < data.length; j++) {
if (data[j] === null)
data[j] = sjot_default("null", sjots, null, itemtype, sjot/*FAST[*/, datapath + "[" + j + "]", typepath/*FAST]*/);
sjot_validate(sjots, data[j], itemtype, sjot/*FAST[*/, datapath + "[" + j + "]", typepath/*FAST]*/);
}
return;
}
}
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
} else {
// validate an object
if (type === "object") {
// validate this object using the embedded @sjot, if present
return sjot_validate(sjots, data, "any", sjot/*FAST[*/, datapath, typepath/*FAST]*/);
}
if (type === "date" || type === "time" || type === "datetime") {
// special case for JS (not JSON), check for Date object
if (!data.constructor.name != "Date")
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
} else if (type !== null && typeof type === "object") {
// put @extends base properties into this object type to speed up repeated validation
if (type.hasOwnProperty('@extends'))
sjot_extends(sjots, type, sjot/*FAST[*/, typepath/*FAST]*/);
var isfinal = type.hasOwnProperty('@final') && type['@final'];
var props = {};
// check object properties and property types
for (var prop in type) {
if (prop.charCodeAt(0) === 0x40 /*@prop*/) {
var proptype = type[prop];
switch (prop) {
case "@one":
for (var i = 0; i < proptype.length; i++)
if (proptype[i].reduce(function (sum, prop) { return sum + data.hasOwnProperty(prop); }, 0) !== 1)
sjot_error("requires one of " + proptype[i] + " properties", data, ""/*FAST[*/, datapath, typepath + "/@one"/*FAST]*/);
break;
case "@any":
for (var i = 0; i < proptype.length; i++)
if (!proptype[i].some(function (prop) { return data.hasOwnProperty(prop); }))
sjot_error("requires any of " + proptype[i] + " properties", data, ""/*FAST[*/, datapath, typepath + "/@any"/*FAST]*/);
break;
case "@all":
for (var i = 0; i < proptype.length; i++)
if (proptype[i].some(function (prop) { return data.hasOwnProperty(prop); }) &&
!proptype[i].every(function (prop) { return data.hasOwnProperty(prop); }))
sjot_error("requires all or none of " + proptype[i] + " properties", data, ""/*FAST[*/, datapath, typepath + "/@all"/*FAST]*/);
break;
case "@dep":
for (var name in proptype)
if (data.hasOwnProperty(name) &&
(typeof proptype[name] !== "string" || !data.hasOwnProperty(proptype[name])) &&
(!Array.isArray(proptype[name]) || !proptype[name].every(function (prop) { return data.hasOwnProperty(prop); })))
sjot_error("requires " + proptype[name], data, ""/*FAST[*/, datapath + "." + name, typepath + "/@dep"/*FAST]*/);
break;
}
} else if (prop.charCodeAt(0) === 0x28 /*(prop)*/) {
// regex property name
var proptype = type[prop];
var matcher = RegExp("^" + prop + "$");
for (var name in data) {
if (data.hasOwnProperty(name) && matcher.test(name)) {
sjot_validate(sjots, data[name], proptype, sjot/*FAST[*/, datapath + "." + name, typepath + "/" + prop/*FAST]*/);
if (isfinal)
props[name] = null;
}
}
} else {
var i = prop.indexOf("?");
if (i === -1) {
// validate required property
if (!data.hasOwnProperty(prop))
sjot_error("should be present", data, ""/*FAST[*/, datapath + "." + prop, typepath/*FAST]*/);
sjot_validate(sjots, data[prop], type[prop], sjot/*FAST[*/, datapath + "." + prop, typepath + "/" + prop/*FAST]*/);
if (isfinal)
props[prop] = null;
} else {
var name = prop.slice(0, i);
// validate optional property when present or set default value when absent
if (data.hasOwnProperty(name) && data[name] !== null && data[name] !== undefined) {
sjot_validate(sjots, data[name], type[prop], sjot/*FAST[*/, datapath + "." + name, typepath + "/" + prop/*FAST]*/);
} else if (i < prop.length - 1) {
data[name] = sjot_default(prop.slice(i + 1), sjots, data, type[prop], sjot/*FAST[*/, datapath + "." + name, typepath + "/" + prop/*FAST]*/);
sjot_validate(sjots, data[name], type[prop], sjot/*FAST[*/, datapath + "." + name, typepath + "/" + prop/*FAST]*/);
} else {
delete data[name];
}
if (isfinal)
props[name] = null;
}
}
}
if (isfinal)
for (var prop in data)
if (prop !== "@sjot" && data.hasOwnProperty(prop) && !props.hasOwnProperty(prop))
sjot_error("additional property should not be present", data, ""/*FAST[*/, datapath + "." + prop, typepath + "/@final"/*FAST]*/);
} else {
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
}
}
return;
case "boolean":
// validate a boolean value
if (type === "boolean" || type === "atom" || (data && type === "true") || (!data && type === "false"))
return;
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
case "number":
var isfloat = Math.floor(data) !== data;
// validate a number
switch (type) {
case "atom":
case "number":
case "float":
case "double":
return;
case "integer":
if (isfloat)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
case "byte":
if (data < -128 || data > 127 || isfloat)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
case "short":
if (data < -32768 || data > 32767 || isfloat)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
case "int":
if (data < -2147483648 || data > 2147483647 || isfloat)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
case "long":
if (data < -140737488355328 || data > 140737488355327 || isfloat)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
case "ubyte":
if (data < 0 || data > 255 || isfloat)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
case "ushort":
if (data < 0 || data > 65535 || isfloat)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
case "uint":
if (data < 0 || data > 4294967295 || isfloat)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
case "ulong":
if (data < 0 || data > 18446744073709551615 || isfloat)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return;
default:
if (typeof type !== "string")
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
// check numeric ranges n..m,n..,..m,<n..m>,<n..,..m>,n
// may not reject non-integers in e.g. "1.0" or non-floats in e.g. "1" because JS numbers are floats
// TODO perhaps use a regex instead of (or with) a loop to improve performance?
for (var i = 0; i < type.length; i++) {
var exclusive = false;
if (type.charCodeAt(i) === 0x3C /*<m..m*/) {
exclusive = true;
i++;
}
var j = type.indexOf("..", i);
var k = type.indexOf(",", i);
if (k === -1)
k = type.length;
if (i === j) {
// check if ..m is integer, error if data is not integer
if (isfloat) {
var p = type.indexOf(".", j + 2);
if (p === -1 || p >= k)
break;
}
if (type.charCodeAt(k - 1) === 0x3E /*n..m>*/) {
// check ..m>
if (data < parseFloat(type.slice(j + 2, k - 1)))
return;
} else {
// check ..m
if (data <= parseFloat(type.slice(j + 2, k)))
return;
}
} else if (j < k && j !== -1) {
// check if n.. is integer, error if data is not integer
if (isfloat) {
var p = type.indexOf(".", i);
if (p === -1 || p >= j)
break;
}
if (j + 2 === k) {
// check n.. and <n..
var n = parseFloat(type.slice(i, j));
if (data > n || (!exclusive && data === n))
return;
} else {
// check if ..m is integer, error if data is not integer
if (isfloat) {
var p = type.indexOf(".", j + 2);
if (p === -1 || p >= k)
break;
}
var n = parseFloat(type.slice(i, j));
if (type.charCodeAt(k - 1) === 0x3E /*n..m>*/) {
// check n..m> and <n..m>
if ((data > n || (!exclusive && data === n)) && data < parseFloat(type.slice(j + 2, k - 1)))
return;
} else {
// check n..m and <n..m
if ((data > n || (!exclusive && data === n)) && data <= parseFloat(type.slice(j + 2, k)))
return;
}
}
} else {
// check if n is integer, error if data is not integer
if (isfloat) {
var p = type.indexOf(".", i);
if (p === -1 || p >= k)
break;
}
// check n
if (data === parseFloat(type.slice(i, k)))
return;
}
i = k;
}
}
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
case "string":
// validate a string
if (type === "string" || type === "char[]" || type === "atom")
return;
if (typeof type !== "string")
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
if (type.charCodeAt(0) === 0x28 /*(type)*/) {
// check regex
if (RegExp("^" + type + "$").test(data))
return;
} else if (type.slice(0, 4) === "char") {
if (type === "char") {
if (data.length === 1)
return;
} else {
return sjot_validate_bounds(data.length, type, 5/*FAST[*/, datapath, typepath/*FAST]*/);
}
} else {
switch (type) {
case "base64":
// check base64
if (/^[0-9A-Za-z+\/]*=?=?$/.test(data))
return;
break;
case "hex":
// check hex
if (/^[0-9A-Fa-f]*$/.test(data))
return;
break;
case "uuid":
// check uuid
if (/^(urn:uuid:)?[0-9A-Fa-f]{8}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{12}$/.test(data))
return;
break;
case "date":
// check RFC3999 date part
if (/^\d{4}-\d{2}-\d{2}$/.test(data))
return;
break;
case "time":
// check RFC3999 time part
if (/^\d{2}:\d{2}:\d{2}(\.\d{1,6})?([-+]\d{2}:?\d{2}|Z)?$/.test(data))
return;
break;
case "datetime":
// check RFC3999 datetime
if (/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}(\.\d{1,6})?([-+]\d{2}:?\d{2}|Z)?$/.test(data))
return;
break;
case "duration":
// check ISO 8601 duration
if (/^-?P(-?[0-9,.]*Y)?(-?[0-9,.]*M)?(-?[0-9,.]*W)?(-?[0-9,.]*D)?(T(-?[0-9,.]*H)?(-?[0-9,.]*M)?(-?[0-9,.]*S)?)?$/.test(data))
return;
break;
}
}
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
default:
sjot_schema_error("is not a valid type"/*FAST[*/, typepath + "/" + type/*FAST]*/);
}
}
// union validation, used in sjot_validate()
function sjot_validate_union(sjots, data, type, sjot/*FAST[*/, datapath, typepath/*FAST]*/) {
var union = [];
// check if union has distinct arrays and objects, this tells us which type we can pick to validate data against
for (var i = 0; i < type[0].length; i++)
sjot_check_union(sjots, type[0][i], type[0][i], sjot/*FAST[*/, typepath + "[[" + i + "]]"/*FAST]*/, union, 1);
// n is the depth of array nestings + 1
var n = 1;
var item = data;
while (Array.isArray(item)) {
n++;
if (item.length === 0) {
if ((union[0] !== undefined && n >= union[0]) || union[n] !== undefined)
return;
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
}
item = item[0];
}
// everything is "any" when array depth n >= union[0], so we're done
if (union[0] !== undefined && n >= union[0])
return;
if (union[n] !== undefined) {
if (item === null) {
if (union[n].n === null)
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
return sjot_validate(sjots, data, union[n].n, sjot/*FAST[*/, datapath, typepath/*FAST]*/);
}
switch (typeof item) {
case "boolean":
if (union[n].b !== null) {
if (n > 1)
return sjot_validate(sjots, data, union[n].b, sjot/*FAST[*/, datapath, typepath/*FAST]*/);
for (var i = 0; i < type[0].length; i++) {
try {
return sjot_validate(sjots, data, type[0][i], sjot/*FAST[*/, datapath, typepath/*FAST]*/);
} catch (e) {
}
}
}
break;
case "number":
if (union[n].x !== null) {
if (n > 1)
return sjot_validate(sjots, data, union[n].x, sjot/*FAST[*/, datapath, typepath/*FAST]*/);
for (var i = 0; i < type[0].length; i++) {
try {
return sjot_validate(sjots, data, type[0][i], sjot/*FAST[*/, datapath, typepath/*FAST]*/);
} catch (e) {
}
}
}
break;
case "string":
if (union[n].s !== null) {
if (n > 1)
return sjot_validate(sjots, data, union[n].s, sjot/*FAST[*/, datapath, typepath/*FAST]*/);
for (var i = 0; i < type[0].length; i++) {
try {
return sjot_validate(sjots, data, type[0][i], sjot/*FAST[*/, datapath, typepath/*FAST]*/);
} catch (e) {
}
}
}
break;
case "object":
if (union[n].o !== null)
return sjot_validate(sjots, data, union[n].o, sjot/*FAST[*/, datapath, typepath/*FAST]*/);
if (union[n].t !== null) {
for (var i = 0; i < union[n].t.length; i++) {
if (item.hasOwnProperty(union[n].t[i])) {
try {
sjot_validate(sjots, item[union[n].t[i]], union[n].v[i], sjot/*FAST[*/, datapath, typepath/*FAST]*/);
} catch (e) {
continue;
}
return sjot_validate(sjots, data, union[n].d[i], sjot/*FAST[*/, datapath, typepath/*FAST]*/);
}
}
}
if (union[n].p !== null) {
// check from first to last property (aligns with streaming model)
for (var prop in item)
if (union[n].p.hasOwnProperty(prop))
return sjot_validate(sjots, data, union[n].p[prop], sjot/*FAST[*/, datapath, typepath/*FAST]*/);
}
}
}
sjot_error("value", data, type/*FAST[*/, datapath, typepath/*FAST]*/);
}
// check array/set/string bounds, used in sjot_validate()
function sjot_validate_bounds(len, type, i/*FAST[*/, datapath, typepath/*FAST]*/) {
var j = type.indexOf("]", i);
var k = type.indexOf(",", i);
// return if no bounds or [] or {}
if (j === -1)
j = type.indexOf("}", i);
if (j === -1 || i === j)
return;
if (k === -1)
{
// check [n]
var n = parseInt(type.slice(i, j), 10);
if (len !== n)
sjot_error("length", len, type/*FAST[*/, datapath, typepath/*FAST]*/);
} else if (k + 1 === j) {
// check [n,]
var n = parseInt(type.slice(i, k), 10);
if (len < n)
sjot_error("length", len, type/*FAST[*/, datapath, typepath/*FAST]*/);
} else if (i === k) {
// check [,m]
var m = parseInt(type.slice(k + 1, j), 10);
if (len > m)
sjot_error("length", len, type/*FAST[*/, datapath, typepath/*FAST]*/);
} else {
// check [n,m]
var n = parseInt(type.slice(i, k), 10);
var m = parseInt(type.slice(k + 1, j), 10);
if (len < n || len > m)
sjot_error("length", len, type/*FAST[*/, datapath, typepath/*FAST]*/);
}
}
// extend object type by recursively expanding base object types, setting @extends to undefined
function sjot_extends(sjots, type, sjot/*FAST[*/, typepath/*FAST]*/) {
// put @extends base properties into this object type
if (type.hasOwnProperty('@extends')) {
var basetype = type['@extends'];
// mark visited/expanded
type['@extends'] = undefined;
if (basetype === undefined)
return;
if (typeof basetype !== "string")
sjot_schema_error("@extends does not refer to an object"/*FAST[*/, typepath/*FAST]*/);
// get referenced URI#name base type
var base = sjot_reftype(sjots, basetype, sjot/*FAST[*/, typepath/*FAST]*/);
if (typeof base === null || typeof base !== "object")
sjot_schema_error("@extends does not refer to an object"/*FAST[*/, typepath/*FAST]*/);
// recursively expand
sjot_extends(sjots, base, sjot/*FAST[*/, typepath/*FAST]*/);
for (var prop in base) {
if (base.hasOwnProperty(prop)) {
if (prop.charCodeAt(0) === 0x40 /*@prop*/) {
switch (prop) {