items2020.ts•1.05 kB
import type {
CodeKeywordDefinition,
KeywordErrorDefinition,
ErrorObject,
AnySchema,
} from "../../types"
import type {KeywordCxt} from "../../compile/validate"
import {_, str} from "../../compile/codegen"
import {alwaysValidSchema} from "../../compile/util"
import {validateArray} from "../code"
import {validateAdditionalItems} from "./additionalItems"
export type ItemsError = ErrorObject<"items", {limit: number}, AnySchema>
const error: KeywordErrorDefinition = {
message: ({params: {len}}) => str`must NOT have more than ${len} items`,
params: ({params: {len}}) => _`{limit: ${len}}`,
}
const def: CodeKeywordDefinition = {
keyword: "items",
type: "array",
schemaType: ["object", "boolean"],
before: "uniqueItems",
error,
code(cxt: KeywordCxt) {
const {schema, parentSchema, it} = cxt
const {prefixItems} = parentSchema
it.items = true
if (alwaysValidSchema(it, schema)) return
if (prefixItems) validateAdditionalItems(cxt, prefixItems)
else cxt.ok(validateArray(cxt))
},
}
export default def