mirror of https://github.com/jkjoy/sunpeiwen.git
49 lines
1.6 KiB
TypeScript
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
|