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45 lines
1.6 KiB
45 lines
1.6 KiB
'use strict'
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const ValidatorSelector = require('./index')
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const standaloneCode = require('ajv/dist/standalone').default
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function StandaloneValidator (options = { readMode: true }) {
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if (options.readMode === true && !options.restoreFunction) {
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throw new Error('You must provide a restoreFunction options when readMode ON')
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}
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if (options.readMode !== true && !options.storeFunction) {
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throw new Error('You must provide a storeFunction options when readMode OFF')
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}
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if (options.readMode === true) {
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// READ MODE: it behalf only in the restore function provided by the user
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return function wrapper () {
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return function (opts) {
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return options.restoreFunction(opts)
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}
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}
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}
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// WRITE MODE: it behalf on the default ValidatorSelector, wrapping the API to run the Ajv Standalone code generation
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const factory = ValidatorSelector()
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return function wrapper (externalSchemas, ajvOptions = {}) {
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if (!ajvOptions.customOptions || !ajvOptions.customOptions.code) {
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// to generate the validation source code, these options are mandatory
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ajvOptions.customOptions = Object.assign({}, ajvOptions.customOptions, { code: { source: true } })
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}
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const compiler = factory(externalSchemas, ajvOptions)
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return function (opts) { // { schema/*, method, url, httpPart */ }
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const validationFunc = compiler(opts)
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const schemaValidationCode = standaloneCode(compiler[ValidatorSelector.AjvReference].ajv, validationFunc)
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options.storeFunction(opts, schemaValidationCode)
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return validationFunc
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}
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}
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}
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module.exports = StandaloneValidator
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