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