Function code has 27 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  code(cxt: KeywordCxt) {
    const {gen, data, $data, schema, schemaCode, it} = cxt
    if (!$data && schema.length === 0) throw new Error("enum must have non-empty array")
    const useLoop = schema.length >= it.opts.loopEnum
    let eql: Name | undefined

Function dynamicRef has 27 lines of code (exceeds 25 allowed). Consider refactoring.

Open

export function dynamicRef(cxt: KeywordCxt, ref: string): void {
  const {gen, keyword, it} = cxt
  if (ref[0] !== "#") throw new Error(`"${keyword}" only supports hash fragment reference`)
  const anchor = ref.slice(1)
  if (it.allErrors) {

Function schemaKeywords has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

function schemaKeywords(
  it: SchemaObjCxt,
  types: JSONType[],
  typeErrors: boolean,
  errsCount?: Name

Function validateUnion has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

export function validateUnion(cxt: KeywordCxt): void {
  const {gen, schema, keyword, it} = cxt
  /* istanbul ignore if */
  if (!Array.isArray(schema)) throw new Error("ajv implementation error")
  const alwaysValid = schema.some((sch: AnySchema) => alwaysValidSchema(it, sch))

Function code has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

  code(cxt: KeywordCxt) {
    checkMetadata(cxt)
    const {gen, data, schema: ref, parentSchema, it} = cxt
    const {
      schemaEnv: {root},

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Function validateSchema has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

  validateSchema(schema: AnySchema, throwOrLogError?: boolean): boolean | Promise<unknown> {
    if (typeof schema == "boolean") return true
    let $schema: string | AnySchemaObject | undefined
    $schema = schema.$schema
    if ($schema !== undefined && typeof $schema != "string") {

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Function code has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

  code(cxt: KeywordCxt): void {
    const {gen, schema: $ref, it} = cxt
    const {baseId, schemaEnv: env, validateName, opts, self} = it
    const {root} = env
    if (($ref === "#" || $ref === "#/") && baseId === root.baseId) return callRootRef()

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Function _removeAllSchemas has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

  private _removeAllSchemas(schemas: {[Ref in string]?: SchemaEnv | string}, regex?: RegExp): void {
    for (const keyRef in schemas) {
      const sch = schemas[keyRef]
      if (!regex || regex.test(keyRef)) {
        if (typeof sch == "string") {

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Function countKeys has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

function countKeys(schema: AnySchemaObject): number {
  let count = 0
  for (const key in schema) {
    if (key === "$ref") return Infinity
    count++

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Function extendSubschemaData has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

export function extendSubschemaData(
  subschema: SubschemaContext,
  it: SchemaObjCxt,
  {dataProp, dataPropType: dpType, data, dataTypes, propertyName}: SubschemaArgs
): void {

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Function getSchemaTypes has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

export function getSchemaTypes(schema: AnySchemaObject): JSONType[] {
  const types = getJSONTypes(schema.type)
  const hasNull = types.includes("null")
  if (hasNull) {
    if (schema.nullable === false) throw new Error("type: null contradicts nullable: false")

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Function getSubschema has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

export function getSubschema(
  it: SchemaObjCxt,
  {keyword, schemaProp, schema, schemaPath, errSchemaPath, topSchemaRef}: SubschemaArgs
): SubschemaContext {
  if (keyword !== undefined && schema !== undefined) {

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Function code has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

  code(cxt: KeywordCxt) {
    checkMetadata(cxt)
    const {gen, data, schema, schemaValue, parentSchema, it} = cxt
    if (schema.length === 0) throw new Error("enum must have non-empty array")
    if (schema.length !== new Set(schema).size) throw new Error("enum items must be unique")

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Avoid deeply nested control flow statements.

Open

          if (c === undefined) {
            errorMessage("unexpected end")
            return undefined
          }

Function coerceData has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

function coerceData(it: SchemaObjCxt, types: JSONType[], coerceTo: JSONType[]): void {
  const {gen, data, opts} = it
  const dataType = gen.let("dataType", _`typeof ${data}`)
  const coerced = gen.let("coerced", _`undefined`)
  if (opts.coerceTypes === "array") {

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Function dynamicRef has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

export function dynamicRef(cxt: KeywordCxt, ref: string): void {
  const {gen, keyword, it} = cxt
  if (ref[0] !== "#") throw new Error(`"${keyword}" only supports hash fragment reference`)
  const anchor = ref.slice(1)
  if (it.allErrors) {

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Avoid deeply nested control flow statements.

Open

          if (c >= "a" && c <= "f") {
            code += c.charCodeAt(0) - CODE_A + 10
          } else if (c >= "0" && c <= "9") {
            code += c.charCodeAt(0) - CODE_0
          } else {

Function addSchema has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

  addSchema(
    schema: AnySchema | AnySchema[], // If array is passed, `key` will be ignored
    key?: string, // Optional schema key. Can be passed to `validate` method instead of schema object or id/ref. One schema per instance can have empty `id` and `key`.
    _meta?: boolean, // true if schema is a meta-schema. Used internally, addMetaSchema should be used instead.
    _validateSchema = this.opts.validateSchema // false to skip schema validation. Used internally, option validateSchema should be used instead.

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Function checkOptions has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

  this: Ajv,
  checkOpts: OptionsInfo<RemovedOptions | DeprecatedOptions>,
  options: Options & RemovedOptions,
  msg: string,
  log: "warn" | "error" = "error"

Function checkDataTypes has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

export function checkDataTypes(
  dataTypes: JSONType[],
  data: Name,
  strictNums?: boolean | "log",
  correct?: DataType

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