Updated the files.

my-app/node_modules/ajv/lib/vocabularies/applicator/items.ts

@@ -0,0 +1,59 @@
+import type {CodeKeywordDefinition, AnySchema, AnySchemaObject} from "../../types"
+import type {KeywordCxt} from "../../compile/validate"
+import {_} from "../../compile/codegen"
+import {alwaysValidSchema, mergeEvaluated, checkStrictMode} from "../../compile/util"
+import {validateArray} from "../code"
+
+const def: CodeKeywordDefinition = {
+  keyword: "items",
+  type: "array",
+  schemaType: ["object", "array", "boolean"],
+  before: "uniqueItems",
+  code(cxt: KeywordCxt) {
+    const {schema, it} = cxt
+    if (Array.isArray(schema)) return validateTuple(cxt, "additionalItems", schema)
+    it.items = true
+    if (alwaysValidSchema(it, schema)) return
+    cxt.ok(validateArray(cxt))
+  },
+}
+
+export function validateTuple(
+  cxt: KeywordCxt,
+  extraItems: string,
+  schArr: AnySchema[] = cxt.schema
+): void {
+  const {gen, parentSchema, data, keyword, it} = cxt
+  checkStrictTuple(parentSchema)
+  if (it.opts.unevaluated && schArr.length && it.items !== true) {
+    it.items = mergeEvaluated.items(gen, schArr.length, it.items)
+  }
+  const valid = gen.name("valid")
+  const len = gen.const("len", _`${data}.length`)
+  schArr.forEach((sch: AnySchema, i: number) => {
+    if (alwaysValidSchema(it, sch)) return
+    gen.if(_`${len} > ${i}`, () =>
+      cxt.subschema(
+        {
+          keyword,
+          schemaProp: i,
+          dataProp: i,
+        },
+        valid
+      )
+    )
+    cxt.ok(valid)
+  })
+
+  function checkStrictTuple(sch: AnySchemaObject): void {
+    const {opts, errSchemaPath} = it
+    const l = schArr.length
+    const fullTuple = l === sch.minItems && (l === sch.maxItems || sch[extraItems] === false)
+    if (opts.strictTuples && !fullTuple) {
+      const msg = `"${keyword}" is ${l}-tuple, but minItems or maxItems/${extraItems} are not specified or different at path "${errSchemaPath}"`
+      checkStrictMode(it, msg, opts.strictTuples)
+    }
+  }
+}
+
+export default def