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node_modules/ajv/lib/vocabularies/code.ts

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+import type {AnySchema, SchemaMap} from "../types"
+import type {SchemaCxt} from "../compile"
+import type {KeywordCxt} from "../compile/validate"
+import {CodeGen, _, and, or, not, nil, strConcat, getProperty, Code, Name} from "../compile/codegen"
+import {alwaysValidSchema, Type} from "../compile/util"
+import N from "../compile/names"
+import {useFunc} from "../compile/util"
+export function checkReportMissingProp(cxt: KeywordCxt, prop: string): void {
+  const {gen, data, it} = cxt
+  gen.if(noPropertyInData(gen, data, prop, it.opts.ownProperties), () => {
+    cxt.setParams({missingProperty: _`${prop}`}, true)
+    cxt.error()
+  })
+}
+
+export function checkMissingProp(
+  {gen, data, it: {opts}}: KeywordCxt,
+  properties: string[],
+  missing: Name
+): Code {
+  return or(
+    ...properties.map((prop) =>
+      and(noPropertyInData(gen, data, prop, opts.ownProperties), _`${missing} = ${prop}`)
+    )
+  )
+}
+
+export function reportMissingProp(cxt: KeywordCxt, missing: Name): void {
+  cxt.setParams({missingProperty: missing}, true)
+  cxt.error()
+}
+
+export function hasPropFunc(gen: CodeGen): Name {
+  return gen.scopeValue("func", {
+    // eslint-disable-next-line @typescript-eslint/unbound-method
+    ref: Object.prototype.hasOwnProperty,
+    code: _`Object.prototype.hasOwnProperty`,
+  })
+}
+
+export function isOwnProperty(gen: CodeGen, data: Name, property: Name | string): Code {
+  return _`${hasPropFunc(gen)}.call(${data}, ${property})`
+}
+
+export function propertyInData(
+  gen: CodeGen,
+  data: Name,
+  property: Name | string,
+  ownProperties?: boolean
+): Code {
+  const cond = _`${data}${getProperty(property)} !== undefined`
+  return ownProperties ? _`${cond} && ${isOwnProperty(gen, data, property)}` : cond
+}
+
+export function noPropertyInData(
+  gen: CodeGen,
+  data: Name,
+  property: Name | string,
+  ownProperties?: boolean
+): Code {
+  const cond = _`${data}${getProperty(property)} === undefined`
+  return ownProperties ? or(cond, not(isOwnProperty(gen, data, property))) : cond
+}
+
+export function allSchemaProperties(schemaMap?: SchemaMap): string[] {
+  return schemaMap ? Object.keys(schemaMap).filter((p) => p !== "__proto__") : []
+}
+
+export function schemaProperties(it: SchemaCxt, schemaMap: SchemaMap): string[] {
+  return allSchemaProperties(schemaMap).filter(
+    (p) => !alwaysValidSchema(it, schemaMap[p] as AnySchema)
+  )
+}
+
+export function callValidateCode(
+  {schemaCode, data, it: {gen, topSchemaRef, schemaPath, errorPath}, it}: KeywordCxt,
+  func: Code,
+  context: Code,
+  passSchema?: boolean
+): Code {
+  const dataAndSchema = passSchema ? _`${schemaCode}, ${data}, ${topSchemaRef}${schemaPath}` : data
+  const valCxt: [Name, Code | number][] = [
+    [N.instancePath, strConcat(N.instancePath, errorPath)],
+    [N.parentData, it.parentData],
+    [N.parentDataProperty, it.parentDataProperty],
+    [N.rootData, N.rootData],
+  ]
+  if (it.opts.dynamicRef) valCxt.push([N.dynamicAnchors, N.dynamicAnchors])
+  const args = _`${dataAndSchema}, ${gen.object(...valCxt)}`
+  return context !== nil ? _`${func}.call(${context}, ${args})` : _`${func}(${args})`
+}
+
+const newRegExp = _`new RegExp`
+
+export function usePattern({gen, it: {opts}}: KeywordCxt, pattern: string): Name {
+  const u = opts.unicodeRegExp ? "u" : ""
+  const {regExp} = opts.code
+  const rx = regExp(pattern, u)
+
+  return gen.scopeValue("pattern", {
+    key: rx.toString(),
+    ref: rx,
+    code: _`${regExp.code === "new RegExp" ? newRegExp : useFunc(gen, regExp)}(${pattern}, ${u})`,
+  })
+}
+
+export function validateArray(cxt: KeywordCxt): Name {
+  const {gen, data, keyword, it} = cxt
+  const valid = gen.name("valid")
+  if (it.allErrors) {
+    const validArr = gen.let("valid", true)
+    validateItems(() => gen.assign(validArr, false))
+    return validArr
+  }
+  gen.var(valid, true)
+  validateItems(() => gen.break())
+  return valid
+
+  function validateItems(notValid: () => void): void {
+    const len = gen.const("len", _`${data}.length`)
+    gen.forRange("i", 0, len, (i) => {
+      cxt.subschema(
+        {
+          keyword,
+          dataProp: i,
+          dataPropType: Type.Num,
+        },
+        valid
+      )
+      gen.if(not(valid), notValid)
+    })
+  }
+}
+
+export function validateUnion(cxt: KeywordCxt): void {
+  const {gen, schema, keyword, it} = cxt
+  /* istanbul ignore if */
+  if (!Array.isArray(schema)) throw new Error("ajv implementation error")
+  const alwaysValid = schema.some((sch: AnySchema) => alwaysValidSchema(it, sch))
+  if (alwaysValid && !it.opts.unevaluated) return
+
+  const valid = gen.let("valid", false)
+  const schValid = gen.name("_valid")
+
+  gen.block(() =>
+    schema.forEach((_sch: AnySchema, i: number) => {
+      const schCxt = cxt.subschema(
+        {
+          keyword,
+          schemaProp: i,
+          compositeRule: true,
+        },
+        schValid
+      )
+      gen.assign(valid, _`${valid} || ${schValid}`)
+      const merged = cxt.mergeValidEvaluated(schCxt, schValid)
+      // can short-circuit if `unevaluatedProperties/Items` not supported (opts.unevaluated !== true)
+      // or if all properties and items were evaluated (it.props === true && it.items === true)
+      if (!merged) gen.if(not(valid))
+    })
+  )
+
+  cxt.result(
+    valid,
+    () => cxt.reset(),
+    () => cxt.error(true)
+  )
+}