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- import type {CodeKeywordDefinition} from "../../types"
- import type {KeywordCxt} from "../../compile/validate"
- import {allSchemaProperties, usePattern} from "../code"
- import {_, not, Name} from "../../compile/codegen"
- import {alwaysValidSchema, checkStrictMode} from "../../compile/util"
- import {evaluatedPropsToName, Type} from "../../compile/util"
- import {AnySchema} from "../../types"
- const def: CodeKeywordDefinition = {
- keyword: "patternProperties",
- type: "object",
- schemaType: "object",
- code(cxt: KeywordCxt) {
- const {gen, schema, data, parentSchema, it} = cxt
- const {opts} = it
- const patterns = allSchemaProperties(schema)
- const alwaysValidPatterns = patterns.filter((p) =>
- alwaysValidSchema(it, schema[p] as AnySchema)
- )
- if (
- patterns.length === 0 ||
- (alwaysValidPatterns.length === patterns.length &&
- (!it.opts.unevaluated || it.props === true))
- ) {
- return
- }
- const checkProperties =
- opts.strictSchema && !opts.allowMatchingProperties && parentSchema.properties
- const valid = gen.name("valid")
- if (it.props !== true && !(it.props instanceof Name)) {
- it.props = evaluatedPropsToName(gen, it.props)
- }
- const {props} = it
- validatePatternProperties()
- function validatePatternProperties(): void {
- for (const pat of patterns) {
- if (checkProperties) checkMatchingProperties(pat)
- if (it.allErrors) {
- validateProperties(pat)
- } else {
- gen.var(valid, true) // TODO var
- validateProperties(pat)
- gen.if(valid)
- }
- }
- }
- function checkMatchingProperties(pat: string): void {
- for (const prop in checkProperties) {
- if (new RegExp(pat).test(prop)) {
- checkStrictMode(
- it,
- `property ${prop} matches pattern ${pat} (use allowMatchingProperties)`
- )
- }
- }
- }
- function validateProperties(pat: string): void {
- gen.forIn("key", data, (key) => {
- gen.if(_`${usePattern(cxt, pat)}.test(${key})`, () => {
- const alwaysValid = alwaysValidPatterns.includes(pat)
- if (!alwaysValid) {
- cxt.subschema(
- {
- keyword: "patternProperties",
- schemaProp: pat,
- dataProp: key,
- dataPropType: Type.Str,
- },
- valid
- )
- }
- if (it.opts.unevaluated && props !== true) {
- gen.assign(_`${props}[${key}]`, true)
- } else if (!alwaysValid && !it.allErrors) {
- // can short-circuit if `unevaluatedProperties` is not supported (opts.next === false)
- // or if all properties were evaluated (props === true)
- gen.if(not(valid), () => gen.break())
- }
- })
- })
- }
- },
- }
- export default def
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