hexo/node_modules/ajv/lib/vocabularies/applicator/items.ts

57 lines
1.9 KiB
TypeScript

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