@hookform/resolvers
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React Hook Form validation resolvers: Yup, Joi, Superstruct, Zod, Vest, Class Validator, io-ts, Nope, computed-types, TypeBox, arktype, Typanion, Effect-TS and VineJS
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{"version":3,"file":"standard-schema.modern.mjs","sources":["../src/standard-schema.ts"],"sourcesContent":["import { toNestErrors, validateFieldsNatively } from '@hookform/resolvers';\nimport { StandardSchemaV1 } from '@standard-schema/spec';\nimport { getDotPath } from '@standard-schema/utils';\nimport { FieldError, FieldValues, Resolver } from 'react-hook-form';\n\nconst schemaRootKey = Symbol('Schema root');\n\nfunction appendErrorMessage(error: FieldError, message: string | undefined) {\n if (!message) {\n return;\n }\n\n error.message = error.message ? `${error.message}\\n${message}` : message;\n}\n\nfunction appendErrorTypes(error: FieldError, types: FieldError['types']) {\n if (!types) {\n return;\n }\n\n const nextTypes = error.types || {};\n\n for (const message of Object.values(types)) {\n nextTypes[Object.keys(nextTypes).length] = message;\n }\n\n error.types = nextTypes;\n}\n\nfunction parseErrorSchema(\n issues: readonly StandardSchemaV1.Issue[],\n validateAllFieldCriteria: boolean,\n) {\n const errors = new Map<string | typeof schemaRootKey, FieldError>();\n\n for (let i = 0; i < issues.length; i++) {\n const error = issues[i];\n const path = getDotPath(error) || schemaRootKey;\n const fieldError = errors.get(path);\n\n if (!fieldError) {\n errors.set(path, { message: error.message, type: '' });\n } else if (path === schemaRootKey) {\n // Root-level issues aren't tied to a single field, so there's no\n // natural \"first\" message to prefer the way there is for a field —\n // keep every one of them regardless of criteriaMode.\n appendErrorMessage(fieldError, error.message);\n }\n\n if (validateAllFieldCriteria) {\n const currentError = errors.get(path)!;\n const types = currentError.types || {};\n\n currentError.types = {\n ...types,\n [Object.keys(types).length]: error.message,\n };\n }\n }\n\n const fieldErrors: Record<string, FieldError> = {};\n\n for (const [path, error] of errors) {\n if (path !== schemaRootKey) {\n fieldErrors[path] = error;\n }\n }\n\n const rootError = errors.get(schemaRootKey);\n\n if (rootError) {\n if (fieldErrors.root) {\n appendErrorMessage(fieldErrors.root, rootError.message);\n appendErrorTypes(fieldErrors.root, rootError.types);\n } else {\n fieldErrors.root = rootError;\n }\n }\n\n return fieldErrors;\n}\n\nexport function standardSchemaResolver<\n Input extends FieldValues,\n Context,\n Output,\n>(\n schema: StandardSchemaV1<Input, Output>,\n _schemaOptions?: never,\n resolverOptions?: {\n raw?: false;\n },\n): Resolver<Input, Context, Output>;\n\nexport function standardSchemaResolver<\n Input extends FieldValues,\n Context,\n Output,\n>(\n schema: StandardSchemaV1<Input, Output>,\n _schemaOptions: never | undefined,\n resolverOptions: {\n raw: true;\n },\n): Resolver<Input, Context, Input>;\n\n/**\n * Creates a resolver for react-hook-form that validates data using a Standard Schema.\n *\n * @param {Schema} schema - The Standard Schema to validate against\n * @param {Object} resolverOptions - Options for the resolver\n * @param {boolean} [resolverOptions.raw=false] - Whether to return raw input values instead of parsed values\n * @returns {Resolver} A resolver function compatible with react-hook-form\n *\n * @example\n * ```ts\n * const schema = z.object({\n * name: z.string().min(2),\n * age: z.number().min(18)\n * });\n *\n * useForm({\n * resolver: standardSchemaResolver(schema)\n * });\n * ```\n */\nexport function standardSchemaResolver<\n Input extends FieldValues,\n Context,\n Output,\n>(\n schema: StandardSchemaV1<Input, Output>,\n _schemaOptions?: never,\n resolverOptions: {\n raw?: boolean;\n } = {},\n): Resolver<Input, Context, Output | Input> {\n return async (values, _, options) => {\n let result = schema['~standard'].validate(values);\n if (result instanceof Promise) {\n result = await result;\n }\n\n if (result.issues) {\n const errors = parseErrorSchema(\n result.issues,\n !options.shouldUseNativeValidation && options.criteriaMode === 'all',\n );\n\n return {\n values: {},\n errors: toNestErrors(errors, options),\n };\n }\n\n options.shouldUseNativeValidation && validateFieldsNatively({}, options);\n\n return {\n values: resolverOptions.raw ? 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