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| Current File : //usr/local/lib/node_modules/serve/node_modules/ajv/lib/vocabularies/applicator/additionalItems.ts |
import type {
CodeKeywordDefinition,
ErrorObject,
KeywordErrorDefinition,
AnySchema,
} from "../../types"
import type {KeywordCxt} from "../../compile/validate"
import {_, str, not, Name} from "../../compile/codegen"
import {alwaysValidSchema, checkStrictMode, Type} from "../../compile/util"
export type AdditionalItemsError = ErrorObject<"additionalItems", {limit: number}, AnySchema>
const error: KeywordErrorDefinition = {
message: ({params: {len}}) => str`must NOT have more than ${len} items`,
params: ({params: {len}}) => _`{limit: ${len}}`,
}
const def: CodeKeywordDefinition = {
keyword: "additionalItems" as const,
type: "array",
schemaType: ["boolean", "object"],
before: "uniqueItems",
error,
code(cxt: KeywordCxt) {
const {parentSchema, it} = cxt
const {items} = parentSchema
if (!Array.isArray(items)) {
checkStrictMode(it, '"additionalItems" is ignored when "items" is not an array of schemas')
return
}
validateAdditionalItems(cxt, items)
},
}
export function validateAdditionalItems(cxt: KeywordCxt, items: AnySchema[]): void {
const {gen, schema, data, keyword, it} = cxt
it.items = true
const len = gen.const("len", _`${data}.length`)
if (schema === false) {
cxt.setParams({len: items.length})
cxt.pass(_`${len} <= ${items.length}`)
} else if (typeof schema == "object" && !alwaysValidSchema(it, schema)) {
const valid = gen.var("valid", _`${len} <= ${items.length}`) // TODO var
gen.if(not(valid), () => validateItems(valid))
cxt.ok(valid)
}
function validateItems(valid: Name): void {
gen.forRange("i", items.length, len, (i) => {
cxt.subschema({keyword, dataProp: i, dataPropType: Type.Num}, valid)
if (!it.allErrors) gen.if(not(valid), () => gen.break())
})
}
}
export default def
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