hexo/node_modules/ajv/lib/vocabularies/unevaluated/unevaluatedItems.ts

49 lines
1.6 KiB
TypeScript

import type {
CodeKeywordDefinition,
ErrorObject,
KeywordErrorDefinition,
AnySchema,
} from "../../types"
import type KeywordCxt from "../../compile/context"
import {_, str, not, Name} from "../../compile/codegen"
import {Type} from "../../compile/subschema"
import {alwaysValidSchema} from "../../compile/util"
export type UnevaluatedItemsError = ErrorObject<"unevaluatedItems", {limit: number}, AnySchema>
const error: KeywordErrorDefinition = {
message: ({params: {len}}) => str`should NOT have more than ${len} items`,
params: ({params: {len}}) => _`{limit: ${len}}`,
}
const def: CodeKeywordDefinition = {
keyword: "unevaluatedItems",
type: "array",
schemaType: ["boolean", "object"],
error,
code(cxt: KeywordCxt) {
const {gen, schema, data, it} = cxt
const items = it.items || 0
if (items === true) return
const len = gen.const("len", _`${data}.length`)
if (schema === false) {
cxt.setParams({len: items})
cxt.fail(_`${len} > ${items}`)
} else if (typeof schema == "object" && !alwaysValidSchema(it, schema)) {
const valid = gen.var("valid", _`${len} <= ${items}`)
gen.if(not(valid), () => validateItems(valid, items))
cxt.ok(valid)
}
it.items = true
function validateItems(valid: Name, from: Name | number): void {
gen.forRange("i", from, len, (i) => {
cxt.subschema({keyword: "unevaluatedItems", dataProp: i, dataPropType: Type.Num}, valid)
if (!it.allErrors) gen.if(not(valid), () => gen.break())
})
}
},
}
export default def