{{# def.definitions }} {{# def.errors }} {{# def.defaults }} {{# def.coerce }}

{{ /**

* schema compilation (render) time:
* it = { schema, RULES, _validate, opts }
* it.validate - this template function,
*   it is used recursively to generate code for subschemas
*
* runtime:
* "validate" is a variable name to which this function will be assigned
* validateRef etc. are defined in the parent scope in index.js
*/ }}

{{

var $async = it.schema.$async === true
  , $refKeywords = it.util.schemaHasRulesExcept(it.schema, it.RULES.all, '$ref')
  , $id = it.self._getId(it.schema);

}}

{{

if (it.opts.strictKeywords) {
  var $unknownKwd = it.util.schemaUnknownRules(it.schema, it.RULES.keywords);
  if ($unknownKwd) {
    var $keywordsMsg = 'unknown keyword: ' + $unknownKwd;
    if (it.opts.strictKeywords === 'log') it.logger.warn($keywordsMsg);
    else throw new Error($keywordsMsg);
  }
}

}}

{{? it.isTop }}

var validate = {{?$async}}{{it.async = true;}}async {{?}}function(data, dataPath, parentData, parentDataProperty, rootData) {
  'use strict';
  {{? $id && (it.opts.sourceCode || it.opts.processCode) }}
    {{= '/\*# sourceURL=' + $id + ' */' }}
  {{?}}

{{?}}

{{? typeof it.schema == 'boolean' || !($refKeywords || it.schema.$ref) }}

{{ var $keyword = 'false schema'; }}
{{# def.setupKeyword }}
{{? it.schema === false}}
  {{? it.isTop}}
    {{ $breakOnError = true; }}
  {{??}}
    var {{=$valid}} = false;
  {{?}}
  {{# def.error:'false schema' }}
{{??}}
  {{? it.isTop}}
    {{? $async }}
      return data;
    {{??}}
      validate.errors = null;
      return true;
    {{?}}
  {{??}}
    var {{=$valid}} = true;
  {{?}}
{{?}}

{{? it.isTop}}
  };
  return validate;
{{?}}

{{ return out; }}

{{?}}

{{? it.isTop }}

{{
  var $top = it.isTop
    , $lvl = it.level = 0
    , $dataLvl = it.dataLevel = 0
    , $data = 'data';
  it.rootId = it.resolve.fullPath(it.self._getId(it.root.schema));
  it.baseId = it.baseId || it.rootId;
  delete it.isTop;

  it.dataPathArr = [undefined];

  if (it.schema.default !== undefined && it.opts.useDefaults && it.opts.strictDefaults) {
    var $defaultMsg = 'default is ignored in the schema root';
    if (it.opts.strictDefaults === 'log') it.logger.warn($defaultMsg);
    else throw new Error($defaultMsg);
  }
}}

var vErrors = null; {{ /* don't edit, used in replace */ }}
var errors = 0;     {{ /* don't edit, used in replace */ }}
if (rootData === undefined) rootData = data; {{ /* don't edit, used in replace */ }}

{{??}}

{{
  var $lvl = it.level
    , $dataLvl = it.dataLevel
    , $data = 'data' + ($dataLvl || '');

  if ($id) it.baseId = it.resolve.url(it.baseId, $id);

  if ($async && !it.async) throw new Error('async schema in sync schema');
}}

var errs_{{=$lvl}} = errors;

{{?}}

{{

var $valid = 'valid' + $lvl
  , $breakOnError = !it.opts.allErrors
  , $closingBraces1 = ''
  , $closingBraces2 = '';

var $errorKeyword;
var $typeSchema = it.schema.type
  , $typeIsArray = Array.isArray($typeSchema);

if ($typeSchema && it.opts.nullable && it.schema.nullable === true) {
  if ($typeIsArray) {
    if ($typeSchema.indexOf('null') == -1)
      $typeSchema = $typeSchema.concat('null');
  } else if ($typeSchema != 'null') {
    $typeSchema = [$typeSchema, 'null'];
    $typeIsArray = true;
  }
}

if ($typeIsArray && $typeSchema.length == 1) {
  $typeSchema = $typeSchema[0];
  $typeIsArray = false;
}

}}

{{## def.checkType:

{{
  var $schemaPath = it.schemaPath + '.type'
    , $errSchemaPath = it.errSchemaPath + '/type'
    , $method = $typeIsArray ? 'checkDataTypes' : 'checkDataType';
}}

if ({{= it.util[$method]($typeSchema, $data, true) }}) {

#}}

{{? it.schema.$ref && $refKeywords }}

{{? it.opts.extendRefs == 'fail' }}
  {{ throw new Error('$ref: validation keywords used in schema at path "' + it.errSchemaPath + '" (see option extendRefs)'); }}
{{?? it.opts.extendRefs !== true }}
  {{
    $refKeywords = false;
    it.logger.warn('$ref: keywords ignored in schema at path "' + it.errSchemaPath + '"');
  }}
{{?}}

{{?}}

{{? it.schema.$comment && it.opts.$comment }}

{{= it.RULES.all.$comment.code(it, '$comment') }}

{{?}}

{{? $typeSchema }}

{{? it.opts.coerceTypes }}
  {{ var $coerceToTypes = it.util.coerceToTypes(it.opts.coerceTypes, $typeSchema); }}
{{?}}

{{ var $rulesGroup = it.RULES.types[$typeSchema]; }}
{{? $coerceToTypes || $typeIsArray || $rulesGroup === true ||
  ($rulesGroup && !$shouldUseGroup($rulesGroup)) }}
  {{
    var $schemaPath = it.schemaPath + '.type'
      , $errSchemaPath = it.errSchemaPath + '/type';
  }}
  {{# def.checkType }}
    {{? $coerceToTypes }}
      {{# def.coerceType }}
    {{??}}
      {{# def.error:'type' }}
    {{?}}
  }
{{?}}

{{?}}

{{? it.schema.$ref && !$refKeywords }}

{{= it.RULES.all.$ref.code(it, '$ref') }}
{{? $breakOnError }}
  }
  if (errors === {{?$top}}0{{??}}errs_{{=$lvl}}{{?}}) {
  {{ $closingBraces2 += '}'; }}
{{?}}

{{??}}

{{~ it.RULES:$rulesGroup }}
  {{? $shouldUseGroup($rulesGroup) }}
    {{? $rulesGroup.type }}
      if ({{= it.util.checkDataType($rulesGroup.type, $data) }}) {
    {{?}}
      {{? it.opts.useDefaults }}
        {{? $rulesGroup.type == 'object' && it.schema.properties }}
          {{# def.defaultProperties }}
        {{?? $rulesGroup.type == 'array' && Array.isArray(it.schema.items) }}
          {{# def.defaultItems }}
        {{?}}
      {{?}}
      {{~ $rulesGroup.rules:$rule }}
        {{? $shouldUseRule($rule) }}
          {{ var $code = $rule.code(it, $rule.keyword, $rulesGroup.type); }}
          {{? $code }}
            {{= $code }}
            {{? $breakOnError }}
              {{ $closingBraces1 += '}'; }}
            {{?}}
          {{?}}
        {{?}}
      {{~}}
      {{? $breakOnError }}
        {{= $closingBraces1 }}
        {{ $closingBraces1 = ''; }}
      {{?}}
    {{? $rulesGroup.type }}
      }
      {{? $typeSchema && $typeSchema === $rulesGroup.type && !$coerceToTypes }}
        else {
          {{
            var $schemaPath = it.schemaPath + '.type'
              , $errSchemaPath = it.errSchemaPath + '/type';
          }}
          {{# def.error:'type' }}
        }
      {{?}}
    {{?}}

    {{? $breakOnError }}
      if (errors === {{?$top}}0{{??}}errs_{{=$lvl}}{{?}}) {
      {{ $closingBraces2 += '}'; }}
    {{?}}
  {{?}}
{{~}}

{{?}}

{{? $breakOnError }} {{= $closingBraces2 }} {{?}}

{{? $top }}

  {{? $async }}
    if (errors === 0) return data;           {{ /* don't edit, used in replace */ }}
    else throw new ValidationError(vErrors); {{ /* don't edit, used in replace */ }}
  {{??}}
    validate.errors = vErrors; {{ /* don't edit, used in replace */ }}
    return errors === 0;       {{ /* don't edit, used in replace */ }}
  {{?}}
};

return validate;

{{??}}

var {{=$valid}} = errors === errs_{{=$lvl}};

{{?}}

{{# def.cleanUp }}

{{? $top }}

{{# def.finalCleanUp }}

{{?}}

{{

function $shouldUseGroup($rulesGroup) {
  var rules = $rulesGroup.rules;
  for (var i=0; i < rules.length; i++)
    if ($shouldUseRule(rules[i]))
      return true;
}

function $shouldUseRule($rule) {
  return it.schema[$rule.keyword] !== undefined ||
         ($rule.implements && $ruleImplementsSomeKeyword($rule));
}

function $ruleImplementsSomeKeyword($rule) {
  var impl = $rule.implements;
  for (var i=0; i < impl.length; i++)
    if (it.schema[impl[i]] !== undefined)
      return true;
}

}}