| 1 | import type {
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| 2 | CodeKeywordDefinition,
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| 3 | ErrorObject,
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| 4 | KeywordErrorDefinition,
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| 5 | AnySchema,
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| 6 | } from "../../types"
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| 7 | import type {KeywordCxt} from "../../compile/validate"
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| 8 | import {_, str, not, Name} from "../../compile/codegen"
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| 9 | import {alwaysValidSchema, Type} from "../../compile/util"
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| 10 |
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| 11 | export type UnevaluatedItemsError = ErrorObject<"unevaluatedItems", {limit: number}, AnySchema>
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| 12 |
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| 13 | const error: KeywordErrorDefinition = {
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| 14 | message: ({params: {len}}) => str`must NOT have more than ${len} items`,
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| 15 | params: ({params: {len}}) => _`{limit: ${len}}`,
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| 16 | }
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| 17 |
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| 18 | const def: CodeKeywordDefinition = {
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| 19 | keyword: "unevaluatedItems",
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| 20 | type: "array",
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| 21 | schemaType: ["boolean", "object"],
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| 22 | error,
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| 23 | code(cxt: KeywordCxt) {
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| 24 | const {gen, schema, data, it} = cxt
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| 25 | const items = it.items || 0
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| 26 | if (items === true) return
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| 27 | const len = gen.const("len", _`${data}.length`)
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| 28 | if (schema === false) {
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| 29 | cxt.setParams({len: items})
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| 30 | cxt.fail(_`${len} > ${items}`)
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| 31 | } else if (typeof schema == "object" && !alwaysValidSchema(it, schema)) {
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| 32 | const valid = gen.var("valid", _`${len} <= ${items}`)
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| 33 | gen.if(not(valid), () => validateItems(valid, items))
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| 34 | cxt.ok(valid)
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| 35 | }
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| 36 | it.items = true
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| 37 |
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| 38 | function validateItems(valid: Name, from: Name | number): void {
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| 39 | gen.forRange("i", from, len, (i) => {
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| 40 | cxt.subschema({keyword: "unevaluatedItems", dataProp: i, dataPropType: Type.Num}, valid)
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| 41 | if (!it.allErrors) gen.if(not(valid), () => gen.break())
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| 42 | })
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| 43 | }
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| 44 | },
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| 45 | }
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| 46 |
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| 47 | export default def
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