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'use strict' const Ajv = require('ajv').default const AjvJTD = require('ajv/dist/jtd') const defaultAjvOptions = require('./default-ajv-options') class ValidatorCompiler { constructor (externalSchemas, options) { // This instance of Ajv is private // it should not be customized or used if (options.mode === 'JTD') { this.ajv = new AjvJTD(Object.assign({}, defaultAjvOptions, options.customOptions)) } else { this.ajv = new Ajv(Object.assign({}, defaultAjvOptions, options.customOptions)) } let addFormatPlugin = true if (options.plugins && options.plugins.length > 0) { for (const plugin of options.plugins) { if (Array.isArray(plugin)) { addFormatPlugin = addFormatPlugin && plugin[0].name !== 'formatsPlugin' plugin[0](this.ajv, plugin[1]) } else { addFormatPlugin = addFormatPlugin && plugin.name !== 'formatsPlugin' plugin(this.ajv) } } } if (addFormatPlugin) { require('ajv-formats')(this.ajv) } options.onCreate?.(this.ajv) const sourceSchemas = Object.values(externalSchemas) for (const extSchema of sourceSchemas) { this.ajv.addSchema(extSchema) } } buildValidatorFunction ({ schema/*, method, url, httpPart */ }) { // Ajv does not support compiling two schemas with the same // id inside the same instance. Therefore if we have already // compiled the schema with the given id, we just return it. if (schema.$id) { const stored = this.ajv.getSchema(schema.$id) if (stored) { return stored } } return this.ajv.compile(schema) } } module.exports = ValidatorCompiler