146 lines
6.0 KiB
Plaintext
146 lines
6.0 KiB
Plaintext
import { KeyOfPropertyKeys } from '../../type/keyof/index.mjs';
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import { Check } from '../check/index.mjs';
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import { Clone } from '../clone/index.mjs';
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import { Deref, Pushref } from '../deref/index.mjs';
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import { Kind } from '../../type/symbols/index.mjs';
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// ------------------------------------------------------------------
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// ValueGuard
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// ------------------------------------------------------------------
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// prettier-ignore
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import { HasPropertyKey, IsString, IsObject, IsArray, IsUndefined } from '../guard/index.mjs';
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// ------------------------------------------------------------------
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// TypeGuard
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// ------------------------------------------------------------------
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// prettier-ignore
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import { IsKind } from '../../type/guard/kind.mjs';
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// ------------------------------------------------------------------
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// IsCheckable
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// ------------------------------------------------------------------
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function IsCheckable(schema) {
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return IsKind(schema) && schema[Kind] !== 'Unsafe';
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}
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// ------------------------------------------------------------------
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// Types
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// ------------------------------------------------------------------
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function FromArray(schema, references, value) {
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if (!IsArray(value))
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return value;
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return value.map((value) => Visit(schema.items, references, value));
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}
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function FromImport(schema, references, value) {
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const definitions = globalThis.Object.values(schema.$defs);
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const target = schema.$defs[schema.$ref];
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return Visit(target, [...references, ...definitions], value);
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}
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function FromIntersect(schema, references, value) {
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const unevaluatedProperties = schema.unevaluatedProperties;
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const intersections = schema.allOf.map((schema) => Visit(schema, references, Clone(value)));
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const composite = intersections.reduce((acc, value) => (IsObject(value) ? { ...acc, ...value } : value), {});
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if (!IsObject(value) || !IsObject(composite) || !IsKind(unevaluatedProperties))
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return composite;
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const knownkeys = KeyOfPropertyKeys(schema);
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for (const key of Object.getOwnPropertyNames(value)) {
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if (knownkeys.includes(key))
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continue;
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if (Check(unevaluatedProperties, references, value[key])) {
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composite[key] = Visit(unevaluatedProperties, references, value[key]);
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}
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}
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return composite;
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}
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function FromObject(schema, references, value) {
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if (!IsObject(value) || IsArray(value))
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return value; // Check IsArray for AllowArrayObject configuration
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const additionalProperties = schema.additionalProperties;
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for (const key of Object.getOwnPropertyNames(value)) {
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if (HasPropertyKey(schema.properties, key)) {
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value[key] = Visit(schema.properties[key], references, value[key]);
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continue;
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}
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if (IsKind(additionalProperties) && Check(additionalProperties, references, value[key])) {
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value[key] = Visit(additionalProperties, references, value[key]);
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continue;
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}
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delete value[key];
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}
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return value;
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}
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function FromRecord(schema, references, value) {
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if (!IsObject(value))
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return value;
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const additionalProperties = schema.additionalProperties;
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const propertyKeys = Object.getOwnPropertyNames(value);
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const [propertyKey, propertySchema] = Object.entries(schema.patternProperties)[0];
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const propertyKeyTest = new RegExp(propertyKey);
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for (const key of propertyKeys) {
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if (propertyKeyTest.test(key)) {
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value[key] = Visit(propertySchema, references, value[key]);
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continue;
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}
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if (IsKind(additionalProperties) && Check(additionalProperties, references, value[key])) {
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value[key] = Visit(additionalProperties, references, value[key]);
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continue;
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}
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delete value[key];
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}
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return value;
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}
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function FromRef(schema, references, value) {
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return Visit(Deref(schema, references), references, value);
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}
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function FromThis(schema, references, value) {
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return Visit(Deref(schema, references), references, value);
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}
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function FromTuple(schema, references, value) {
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if (!IsArray(value))
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return value;
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if (IsUndefined(schema.items))
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return [];
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const length = Math.min(value.length, schema.items.length);
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for (let i = 0; i < length; i++) {
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value[i] = Visit(schema.items[i], references, value[i]);
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}
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// prettier-ignore
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return value.length > length
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? value.slice(0, length)
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: value;
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}
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function FromUnion(schema, references, value) {
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for (const inner of schema.anyOf) {
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if (IsCheckable(inner) && Check(inner, references, value)) {
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return Visit(inner, references, value);
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}
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}
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return value;
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}
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function Visit(schema, references, value) {
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const references_ = IsString(schema.$id) ? Pushref(schema, references) : references;
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const schema_ = schema;
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switch (schema_[Kind]) {
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case 'Array':
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return FromArray(schema_, references_, value);
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case 'Import':
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return FromImport(schema_, references_, value);
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case 'Intersect':
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return FromIntersect(schema_, references_, value);
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case 'Object':
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return FromObject(schema_, references_, value);
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case 'Record':
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return FromRecord(schema_, references_, value);
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case 'Ref':
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return FromRef(schema_, references_, value);
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case 'This':
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return FromThis(schema_, references_, value);
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case 'Tuple':
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return FromTuple(schema_, references_, value);
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case 'Union':
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return FromUnion(schema_, references_, value);
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default:
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return value;
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}
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}
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/** `[Mutable]` Removes excess properties from a value and returns the result. This function does not check the value and returns an unknown type. You should Check the result before use. Clean is a mutable operation. To avoid mutation, Clone the value first. */
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export function Clean(...args) {
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return args.length === 3 ? Visit(args[0], args[1], args[2]) : Visit(args[0], [], args[1]);
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}
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