import type {CodeKeywordDefinition, KeywordCxt, KeywordErrorDefinition, ErrorObject} from "ajv"
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import {_, str, and} from "ajv/dist/compile/codegen"
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import {usePattern} from "./_util"
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export type PatternRequiredError = ErrorObject<"patternRequired", {missingPattern: string}>
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const error: KeywordErrorDefinition = {
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message: ({params: {missingPattern}}) =>
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str`should have property matching pattern '${missingPattern}'`,
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params: ({params: {missingPattern}}) => _`{missingPattern: ${missingPattern}}`,
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}
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export default function getDef(): CodeKeywordDefinition {
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return {
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keyword: "patternRequired",
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type: "object",
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schemaType: "array",
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error,
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code(cxt: KeywordCxt) {
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const {gen, schema, data} = cxt
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if (schema.length === 0) return
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const valid = gen.let("valid", true)
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for (const pat of schema) validateProperties(pat)
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function validateProperties(pattern: string): void {
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const matched = gen.let("matched", false)
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gen.forIn("key", data, (key) => {
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gen.assign(matched, _`${usePattern(cxt, pattern)}.test(${key})`)
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gen.if(matched, () => gen.break())
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})
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cxt.setParams({missingPattern: pattern})
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gen.assign(valid, and(valid, matched))
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cxt.pass(valid)
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}
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},
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metaSchema: {
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type: "array",
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items: {type: "string", format: "regex"},
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uniqueItems: true,
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},
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}
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}
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module.exports = getDef
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