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luhn-generator

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A generator of numbers that passes the validation of Luhn algorithm or Luhn formula, also known as the 'modulus 10' or 'mod 10' algorithm

151 lines (150 loc) 5.57 kB
'use strict'; module.exports = function generate_format(it, $keyword, $ruleType) { var out = ' '; var $lvl = it.level; var $dataLvl = it.dataLevel; var $schema = it.schema[$keyword]; var $schemaPath = it.schemaPath + it.util.getProperty($keyword); var $errSchemaPath = it.errSchemaPath + '/' + $keyword; var $breakOnError = !it.opts.allErrors; var $data = 'data' + ($dataLvl || ''); if (it.opts.format === false) { if ($breakOnError) { out += ' if (true) { '; } return out; } var $isData = it.opts.$data && $schema && $schema.$data, $schemaValue; if ($isData) { out += ' var schema' + ($lvl) + ' = ' + (it.util.getData($schema.$data, $dataLvl, it.dataPathArr)) + '; '; $schemaValue = 'schema' + $lvl; } else { $schemaValue = $schema; } var $unknownFormats = it.opts.unknownFormats, $allowUnknown = Array.isArray($unknownFormats); if ($isData) { var $format = 'format' + $lvl, $isObject = 'isObject' + $lvl, $formatType = 'formatType' + $lvl; out += ' var ' + ($format) + ' = formats[' + ($schemaValue) + ']; var ' + ($isObject) + ' = typeof ' + ($format) + ' == \'object\' && !(' + ($format) + ' instanceof RegExp) && ' + ($format) + '.validate; var ' + ($formatType) + ' = ' + ($isObject) + ' && ' + ($format) + '.type || \'string\'; if (' + ($isObject) + ') { '; if (it.async) { out += ' var async' + ($lvl) + ' = ' + ($format) + '.async; '; } out += ' ' + ($format) + ' = ' + ($format) + '.validate; } if ( '; if ($isData) { out += ' (' + ($schemaValue) + ' !== undefined && typeof ' + ($schemaValue) + ' != \'string\') || '; } out += ' ('; if ($unknownFormats != 'ignore') { out += ' (' + ($schemaValue) + ' && !' + ($format) + ' '; if ($allowUnknown) { out += ' && self._opts.unknownFormats.indexOf(' + ($schemaValue) + ') == -1 '; } out += ') || '; } out += ' (' + ($format) + ' && ' + ($formatType) + ' == \'' + ($ruleType) + '\' && !(typeof ' + ($format) + ' == \'function\' ? '; if (it.async) { out += ' (async' + ($lvl) + ' ? await ' + ($format) + '(' + ($data) + ') : ' + ($format) + '(' + ($data) + ')) '; } else { out += ' ' + ($format) + '(' + ($data) + ') '; } out += ' : ' + ($format) + '.test(' + ($data) + '))))) {'; } else { var $format = it.formats[$schema]; if (!$format) { if ($unknownFormats == 'ignore') { it.logger.warn('unknown format "' + $schema + '" ignored in schema at path "' + it.errSchemaPath + '"'); if ($breakOnError) { out += ' if (true) { '; } return out; } else if ($allowUnknown && $unknownFormats.indexOf($schema) >= 0) { if ($breakOnError) { out += ' if (true) { '; } return out; } else { throw new Error('unknown format "' + $schema + '" is used in schema at path "' + it.errSchemaPath + '"'); } } var $isObject = typeof $format == 'object' && !($format instanceof RegExp) && $format.validate; var $formatType = $isObject && $format.type || 'string'; if ($isObject) { var $async = $format.async === true; $format = $format.validate; } if ($formatType != $ruleType) { if ($breakOnError) { out += ' if (true) { '; } return out; } if ($async) { if (!it.async) throw new Error('async format in sync schema'); var $formatRef = 'formats' + it.util.getProperty($schema) + '.validate'; out += ' if (!(await ' + ($formatRef) + '(' + ($data) + '))) { '; } else { out += ' if (! '; var $formatRef = 'formats' + it.util.getProperty($schema); if ($isObject) $formatRef += '.validate'; if (typeof $format == 'function') { out += ' ' + ($formatRef) + '(' + ($data) + ') '; } else { out += ' ' + ($formatRef) + '.test(' + ($data) + ') '; } out += ') { '; } } var $$outStack = $$outStack || []; $$outStack.push(out); out = ''; /* istanbul ignore else */ if (it.createErrors !== false) { out += ' { keyword: \'' + ('format') + '\' , dataPath: (dataPath || \'\') + ' + (it.errorPath) + ' , schemaPath: ' + (it.util.toQuotedString($errSchemaPath)) + ' , params: { format: '; if ($isData) { out += '' + ($schemaValue); } else { out += '' + (it.util.toQuotedString($schema)); } out += ' } '; if (it.opts.messages !== false) { out += ' , message: \'should match format "'; if ($isData) { out += '\' + ' + ($schemaValue) + ' + \''; } else { out += '' + (it.util.escapeQuotes($schema)); } out += '"\' '; } if (it.opts.verbose) { out += ' , schema: '; if ($isData) { out += 'validate.schema' + ($schemaPath); } else { out += '' + (it.util.toQuotedString($schema)); } out += ' , parentSchema: validate.schema' + (it.schemaPath) + ' , data: ' + ($data) + ' '; } out += ' } '; } else { out += ' {} '; } var __err = out; out = $$outStack.pop(); if (!it.compositeRule && $breakOnError) { /* istanbul ignore if */ if (it.async) { out += ' throw new ValidationError([' + (__err) + ']); '; } else { out += ' validate.errors = [' + (__err) + ']; return false; '; } } else { out += ' var err = ' + (__err) + '; if (vErrors === null) vErrors = [err]; else vErrors.push(err); errors++; '; } out += ' } '; if ($breakOnError) { out += ' else { '; } return out; }