schemas.js — fastify Source File

Source Code

'use strict'

const fastClone = require('rfdc')({ circles: false, proto: true })
const { kSchemaVisited, kSchemaResponse } = require('./symbols')
const kFluentSchema = Symbol.for('fluent-schema-object')

const {
  FST_ERR_SCH_MISSING_ID,
  FST_ERR_SCH_ALREADY_PRESENT,
  FST_ERR_SCH_DUPLICATE,
  FST_ERR_SCH_CONTENT_MISSING_SCHEMA
} = require('./errors')

const SCHEMAS_SOURCE = ['params', 'body', 'querystring', 'query', 'headers']

function Schemas (initStore) {
  this.store = initStore || {}
}

Schemas.prototype.add = function (inputSchema) {
  const schema = fastClone((inputSchema.isFluentSchema || inputSchema.isFluentJSONSchema || inputSchema[kFluentSchema])
    ? inputSchema.valueOf()
    : inputSchema
  )

  // developers can add schemas without $id, but with $def instead
  const id = schema.$id
  if (!id) {
    throw new FST_ERR_SCH_MISSING_ID()
  }

  if (this.store[id]) {
    throw new FST_ERR_SCH_ALREADY_PRESENT(id)
  }

  this.store[id] = schema
}

Schemas.prototype.getSchemas = function () {
  return Object.assign({}, this.store)
}

Schemas.prototype.getSchema = function (schemaId) {
  return this.store[schemaId]
}

/**
 * Checks whether a schema is a non-plain object.
 *
 * @param {*} schema the schema to check
 * @returns {boolean} true if schema has a custom prototype
 */
function isCustomSchemaPrototype (schema) {
  return typeof schema === 'object' && Object.getPrototypeOf(schema) !== Object.prototype
}

function normalizeSchema (routeSchemas, serverOptions) {
  if (routeSchemas[kSchemaVisited]) {
    return routeSchemas
  }
// ... (148 more lines)