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@tanstack/form-core

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@tanstack/form-core - npm Package Compare versions

Comparing version
1.32.0
 to
1.32.1
+10
-0
dist/cjs/FormApi.cjs

@@ -111,2 +111,12 @@ "use strict";

});
if (shouldUpdateValues) {
const helper = metaHelper.metaHelper(this);
for (const fieldKey of Object.keys(
this.fieldInfo
)) {
if (Array.isArray(this.getFieldValue(fieldKey))) {
helper.bumpArrayVersion(fieldKey);
}
}
}
EventClient.formEventClient.emit("form-api", {

@@ -113,0 +123,0 @@ id: this._formId,

+52
-16
dist/cjs/utils.cjs

@@ -89,9 +89,7 @@ "use strict";

}
const reLineOfOnlyDigits = /^(\d+)$/gm;
const reDigitsBetweenDots = /\.(\d+)(?=\.)/gm;
const reStartWithDigitThenDot = /^(\d+)\./gm;
const reDotWithDigitsToEnd = /\.(\d+$)/gm;
const reMultipleDots = /\.{2,}/gm;
const intPrefix = "__int__";
const intReplace = `${intPrefix}$1`;
const CC_DOT = 46;
const CC_OPEN = 91;
const CC_CLOSE = 93;
const CC_ZERO = 48;
const CC_NINE = 57;
function makePathArray(str) {

@@ -104,13 +102,51 @@ if (Array.isArray(str)) {

}
return str.replace(/(^\[)|]/gm, "").replace(/\[/g, ".").replace(reLineOfOnlyDigits, intReplace).replace(reDigitsBetweenDots, `.${intReplace}.`).replace(reStartWithDigitThenDot, `${intReplace}.`).replace(reDotWithDigitsToEnd, `.${intReplace}`).replace(reMultipleDots, ".").split(".").map((d) => {
if (d.startsWith(intPrefix)) {
const numStr = d.substring(intPrefix.length);
const num = parseInt(numStr, 10);
if (String(num) === numStr) {
return num;
const len = str.length;
const result = [];
let segStart = len > 0 && str.charCodeAt(0) === CC_OPEN ? 1 : 0;
let allDigits = true;
let prev = -1;
for (let i = segStart; i <= len; i++) {
const char = i < len ? str.charCodeAt(i) : -1;
if (i === len || char === CC_DOT || char === CC_OPEN || char === CC_CLOSE) {
const segLen = i - segStart;
if (segLen > 0) {
const treatAsNumber = (
// ...it must contain only digits...
allDigits && // ...and either be a single '0' or not start with '0'.
(segLen === 1 || str.charCodeAt(segStart) !== CC_ZERO)
);
const seg = str.slice(segStart, i);
if (treatAsNumber) {
const num = parseInt(seg, 10);
if (segLen <= 15 || String(num) === seg) {
result.push(num);
} else {
result.push(seg);
}
} else {
result.push(seg);
}
} else if (
// This branch, which handles empty segments, only exists to preserve
// the old behavior for malformed input.
// Push the empty segment unless this is a "phantom boundary" the
// old regex impl would have absorbed:
// 1. `]` was always stripped — `prev === ']'` means the real
// boundary already happened on the previous iteration.
// 2. A leading `]` was stripped too (the leading `[` strip
// above handles its counterpart for `[`).
// 3. `..` and `[[` collapse to a single boundary.
prev !== CC_CLOSE && !(prev === -1 && char === CC_CLOSE) && !(prev === char && (char === CC_DOT || char === CC_OPEN))
) {
result.push("");
}
return numStr;
segStart = i + 1;
allDigits = true;
} else if (char < CC_ZERO || char > CC_NINE) {
allDigits = false;
}
return d;
});
prev = char;
}
if (!result.length) result.push("");
return result;
}

@@ -117,0 +153,0 @@ function concatenatePaths(path1, path2) {

+1
-1
dist/cjs/utils.cjs.map

@@ -1,1 +0,1 @@

{"version":3,"file":"utils.cjs","sources":["../../src/utils.ts"],"sourcesContent":["import { liteThrottle } from '@tanstack/pacer-lite'\nimport { formEventClient } from './EventClient'\nimport type { ValidationLogicProps } from './ValidationLogic'\nimport type { FieldValidators } from './FieldApi'\nimport type { AnyFormApi, FormValidators } from './FormApi'\nimport type {\n GlobalFormValidationError,\n ValidationCause,\n ValidationError,\n ValidationSource,\n} from './types'\n\nexport type UpdaterFn<TInput, TOutput = TInput> = (input: TInput) => TOutput\n\nexport type Updater<TInput, TOutput = TInput> =\n | TOutput\n | UpdaterFn<TInput, TOutput>\n\n/**\n * @private\n */\nexport function functionalUpdate<TInput, TOutput = TInput>(\n updater: Updater<TInput, TOutput>,\n input: TInput,\n): TOutput {\n return typeof updater === 'function'\n ? (updater as UpdaterFn<TInput, TOutput>)(input)\n : updater\n}\n\n/**\n * Get a value from an object using a path, including dot notation.\n * @private\n */\nexport function getBy(obj: unknown, path: string | (string | number)[]): any {\n const pathObj = makePathArray(path)\n return pathObj.reduce((current: any, pathPart) => {\n if (current === null) return null\n if (typeof current !== 'undefined') {\n return current[pathPart]\n }\n return undefined\n }, obj)\n}\n\n/**\n * Set a value on an object using a path, including dot notation.\n * @private\n */\nexport function setBy(obj: any, _path: any, updater: Updater<any>) {\n const path = makePathArray(_path)\n\n function doSet(parent?: any): any {\n if (!path.length) {\n return functionalUpdate(updater, parent)\n }\n\n const key = path.shift()\n\n if (\n typeof key === 'string' ||\n (typeof key === 'number' && !Array.isArray(parent))\n ) {\n if (typeof parent === 'object') {\n if (parent === null) {\n parent = {}\n }\n return {\n ...parent,\n [key]: doSet(parent[key]),\n }\n }\n return {\n [key]: doSet(),\n }\n }\n\n if (Array.isArray(parent) && typeof key === 'number') {\n const prefix = parent.slice(0, key)\n return [\n ...(prefix.length ? prefix : new Array(key)),\n doSet(parent[key]),\n ...parent.slice(key + 1),\n ]\n }\n return [...new Array(key), doSet()]\n }\n\n return doSet(obj)\n}\n\n/**\n * Delete a field on an object using a path, including dot notation.\n * @private\n */\nexport function deleteBy(obj: any, _path: any) {\n const path = makePathArray(_path)\n\n function doDelete(parent: any): any {\n if (!parent) return\n if (path.length === 1) {\n const finalPath = path[0]!\n if (Array.isArray(parent) && typeof finalPath === 'number') {\n return parent.filter((_, i) => i !== finalPath)\n }\n const { [finalPath]: remove, ...rest } = parent\n return rest\n }\n\n const key = path.shift()\n\n if (\n typeof key === 'string' ||\n (typeof key === 'number' && !Array.isArray(parent))\n ) {\n if (typeof parent === 'object') {\n return {\n ...parent,\n [key]: doDelete(parent[key]),\n }\n }\n }\n\n if (typeof key === 'number') {\n if (Array.isArray(parent)) {\n if (key >= parent.length) {\n return parent\n }\n const prefix = parent.slice(0, key)\n return [\n ...(prefix.length ? prefix : new Array(key)),\n doDelete(parent[key]),\n ...parent.slice(key + 1),\n ]\n }\n }\n\n throw new Error('It seems we have created an infinite loop in deleteBy. ')\n }\n\n return doDelete(obj)\n}\n\nconst reLineOfOnlyDigits = /^(\\d+)$/gm\n// the second dot must be in a lookahead or the engine\n// will skip subsequent numbers (like foo.0.1.)\nconst reDigitsBetweenDots = /\\.(\\d+)(?=\\.)/gm\nconst reStartWithDigitThenDot = /^(\\d+)\\./gm\nconst reDotWithDigitsToEnd = /\\.(\\d+$)/gm\nconst reMultipleDots = /\\.{2,}/gm\n\nconst intPrefix = '__int__'\nconst intReplace = `${intPrefix}$1`\n\n/**\n * @private\n */\nexport function makePathArray(str: string | Array<string | number>) {\n if (Array.isArray(str)) {\n return [...str]\n }\n\n if (typeof str !== 'string') {\n throw new Error('Path must be a string.')\n }\n\n return (\n str\n // Leading `[` may lead to wrong parsing down the line\n // (Example: '[0][1]' should be '0.1', not '.0.1')\n .replace(/(^\\[)|]/gm, '')\n .replace(/\\[/g, '.')\n .replace(reLineOfOnlyDigits, intReplace)\n .replace(reDigitsBetweenDots, `.${intReplace}.`)\n .replace(reStartWithDigitThenDot, `${intReplace}.`)\n .replace(reDotWithDigitsToEnd, `.${intReplace}`)\n .replace(reMultipleDots, '.')\n .split('.')\n .map((d) => {\n if (d.startsWith(intPrefix)) {\n const numStr = d.substring(intPrefix.length)\n const num = parseInt(numStr, 10)\n\n if (String(num) === numStr) {\n return num\n }\n return numStr\n }\n return d\n })\n )\n}\n\n/**\n * @private\n */\nexport function concatenatePaths(path1: string, path2: string): string {\n if (path1.length === 0) return path2\n if (path2.length === 0) return path1\n\n if (path2.startsWith('[')) {\n return path1 + path2\n }\n\n // In cases where parent and child withFieldGroup forms are both nested\n if (path2.startsWith('.')) {\n return path1 + path2\n }\n\n return `${path1}.${path2}`\n}\n\n/**\n * @private\n */\nexport function isNonEmptyArray(obj: any) {\n return !(Array.isArray(obj) && obj.length === 0)\n}\n\ninterface AsyncValidatorArrayPartialOptions<T> {\n validators?: T\n asyncDebounceMs?: number\n}\n\n/**\n * @private\n */\nexport interface AsyncValidator<T> {\n cause: ValidationCause\n validate: T\n debounceMs: number\n}\n\ninterface SyncValidatorArrayPartialOptions<T> {\n validators?: T\n}\n\n/**\n * @private\n */\nexport interface SyncValidator<T> {\n cause: ValidationCause\n validate: T\n}\n\n/**\n * @private\n */\nexport function getSyncValidatorArray<T>(\n cause: ValidationCause,\n options: SyncValidatorArrayPartialOptions<T> & {\n validationLogic?: any\n form?: any\n fieldName?: string\n },\n): T extends FieldValidators<\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any\n>\n ? Array<\n SyncValidator<\n | T['onChange']\n | T['onBlur']\n | T['onSubmit']\n | T['onMount']\n | T['onDynamic']\n >\n >\n : T extends FormValidators<any, any, any, any, any, any, any, any, any, any>\n ? Array<\n SyncValidator<\n | T['onChange']\n | T['onBlur']\n | T['onSubmit']\n | T['onMount']\n | T['onDynamic']\n >\n >\n : never {\n const runValidation = (\n props: Parameters<ValidationLogicProps['runValidation']>[0],\n ) => {\n return props.validators.filter(Boolean).map((validator) => {\n return {\n cause: validator!.cause,\n validate: validator!.fn,\n }\n })\n }\n\n return options.validationLogic({\n form: options.form,\n validators: options.validators,\n event: { type: cause, fieldName: options.fieldName, async: false },\n runValidation,\n })\n}\n\n/**\n * @private\n */\nexport function getAsyncValidatorArray<T>(\n cause: ValidationCause,\n options: AsyncValidatorArrayPartialOptions<T> & {\n validationLogic?: any\n form?: any\n fieldName?: string\n },\n): T extends FieldValidators<\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any\n>\n ? Array<\n AsyncValidator<\n | T['onChangeAsync']\n | T['onBlurAsync']\n | T['onSubmitAsync']\n | T['onDynamicAsync']\n >\n >\n : T extends FormValidators<any, any, any, any, any, any, any, any, any, any>\n ? Array<\n AsyncValidator<\n | T['onChangeAsync']\n | T['onBlurAsync']\n | T['onSubmitAsync']\n | T['onDynamicAsync']\n >\n >\n : never {\n const { asyncDebounceMs } = options\n const {\n onBlurAsyncDebounceMs,\n onChangeAsyncDebounceMs,\n onDynamicAsyncDebounceMs,\n } = (options.validators || {}) as\n | FieldValidators<\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any\n >\n | FormValidators<any, any, any, any, any, any, any, any, any, any>\n\n const defaultDebounceMs = asyncDebounceMs ?? 0\n\n const runValidation = (\n props: Parameters<ValidationLogicProps['runValidation']>[0],\n ) => {\n return props.validators.filter(Boolean).map((validator) => {\n const validatorCause = validator?.cause || cause\n\n let debounceMs = defaultDebounceMs\n\n switch (validatorCause) {\n case 'change':\n debounceMs = onChangeAsyncDebounceMs ?? defaultDebounceMs\n break\n case 'blur':\n debounceMs = onBlurAsyncDebounceMs ?? defaultDebounceMs\n break\n case 'dynamic':\n debounceMs = onDynamicAsyncDebounceMs ?? defaultDebounceMs\n break\n case 'submit':\n debounceMs = 0 // submit validators are always run immediately\n break\n default:\n break\n }\n\n if (cause === 'submit') {\n debounceMs = 0\n }\n\n return {\n cause: validatorCause,\n validate: validator!.fn,\n debounceMs: debounceMs,\n }\n })\n }\n\n return options.validationLogic({\n form: options.form,\n validators: options.validators,\n event: { type: cause, fieldName: options.fieldName, async: true },\n runValidation,\n })\n}\n\nexport const isGlobalFormValidationError = (\n error: unknown,\n): error is GlobalFormValidationError<unknown> => {\n return !!error && typeof error === 'object' && 'fields' in error\n}\n\nexport function evaluate<T>(objA: T, objB: T) {\n if (Object.is(objA, objB)) {\n return true\n }\n\n if (\n typeof objA !== 'object' ||\n objA === null ||\n typeof objB !== 'object' ||\n objB === null\n ) {\n return false\n }\n\n if (objA instanceof Date && objB instanceof Date) {\n return objA.getTime() === objB.getTime()\n }\n\n if (objA instanceof Map && objB instanceof Map) {\n if (objA.size !== objB.size) return false\n for (const [k, v] of objA) {\n if (!objB.has(k) || !Object.is(v, objB.get(k))) return false\n }\n return true\n }\n\n if (objA instanceof Set && objB instanceof Set) {\n if (objA.size !== objB.size) return false\n for (const v of objA) {\n if (!objB.has(v)) return false\n }\n return true\n }\n\n const keysA = Object.keys(objA)\n const keysB = Object.keys(objB)\n\n if (keysA.length !== keysB.length) {\n return false\n }\n\n // Two distinct non-plain, non-array objects with no own enumerable keys cannot\n // be compared by key iteration — the loop below would vacuously succeed and\n // treat them as equal regardless of their internal state. This covers Temporal\n // types, RegExp, and any class that exposes values only through getters.\n if (\n keysA.length === 0 &&\n !Array.isArray(objA) &&\n !Array.isArray(objB) &&\n (Object.getPrototypeOf(objA) !== Object.prototype ||\n Object.getPrototypeOf(objB) !== Object.prototype)\n ) {\n return false\n }\n\n for (const key of keysA) {\n // performs recursive search down the object tree\n\n if (\n !keysB.includes(key) ||\n !evaluate(objA[key as keyof T], objB[key as keyof T])\n ) {\n return false\n }\n }\n\n return true\n}\n\n/**\n * Determines the logic for determining the error source and value to set on the field meta within the form level sync/async validation.\n * @private\n */\nexport const determineFormLevelErrorSourceAndValue = ({\n newFormValidatorError,\n isPreviousErrorFromFormValidator,\n previousErrorValue,\n}: {\n newFormValidatorError: ValidationError\n isPreviousErrorFromFormValidator: boolean\n previousErrorValue: ValidationError\n}): {\n newErrorValue: ValidationError\n newSource: ValidationSource | undefined\n} => {\n // All falsy values are not considered errors\n if (newFormValidatorError) {\n return { newErrorValue: newFormValidatorError, newSource: 'form' }\n }\n\n // Clears form level error since it's now stale\n if (isPreviousErrorFromFormValidator) {\n return { newErrorValue: undefined, newSource: undefined }\n }\n\n // At this point, we have a preivous error which must have been set by the field validator, keep as is\n if (previousErrorValue) {\n return { newErrorValue: previousErrorValue, newSource: 'field' }\n }\n\n // No new or previous error, clear the error\n return { newErrorValue: undefined, newSource: undefined }\n}\n\n/**\n * Determines the logic for determining the error source and value to set on the field meta within the field level sync/async validation.\n * @private\n */\nexport const determineFieldLevelErrorSourceAndValue = ({\n formLevelError,\n fieldLevelError,\n}: {\n formLevelError: ValidationError\n fieldLevelError: ValidationError\n}): {\n newErrorValue: ValidationError\n newSource: ValidationSource | undefined\n} => {\n // At field level, we prioritize the field level error\n if (fieldLevelError) {\n return { newErrorValue: fieldLevelError, newSource: 'field' }\n }\n\n // If there is no field level error, and there is a form level error, we set the form level error\n if (formLevelError) {\n return { newErrorValue: formLevelError, newSource: 'form' }\n }\n\n return { newErrorValue: undefined, newSource: undefined }\n}\n\nexport function createFieldMap<T>(values: Readonly<T>): { [K in keyof T]: K } {\n const output: { [K in keyof T]: K } = {} as any\n\n for (const key in values) {\n output[key] = key\n }\n\n return output\n}\n\n/**\n * Merge the first parameter with the given overrides.\n * @private\n */\nexport function mergeOpts<T>(\n originalOpts: T | undefined | null,\n overrides: T,\n): T {\n if (originalOpts === undefined || originalOpts === null) {\n return overrides\n }\n\n return { ...originalOpts, ...overrides }\n}\n\n/*\n/ credit is due to https://github.com/lukeed/uuid for this code, with current npm\n/ attacks we didn't feel comfortable installing directly from npm. But big appreciation\n/ from the TanStack Form team <3.\n*/\n\nlet IDX = 256\nconst HEX: string[] = []\nlet BUFFER: number[] | undefined\n\nwhile (IDX--) {\n HEX[IDX] = (IDX + 256).toString(16).substring(1)\n}\n\nexport function uuid(): string {\n let i = 0\n let num: number\n let out = ''\n\n if (!BUFFER || IDX + 16 > 256) {\n BUFFER = new Array<number>(256)\n i = 256\n while (i--) {\n BUFFER[i] = (256 * Math.random()) | 0\n }\n i = 0\n IDX = 0\n }\n\n for (; i < 16; i++) {\n num = BUFFER[IDX + i] as number\n if (i === 6) out += HEX[(num & 15) | 64]\n else if (i === 8) out += HEX[(num & 63) | 128]\n else out += HEX[num]\n\n if (i & 1 && i > 1 && i < 11) out += '-'\n }\n\n IDX++\n return out\n}\n\nexport const throttleFormState = liteThrottle(\n (form: AnyFormApi) =>\n formEventClient.emit('form-state', {\n id: form.formId,\n state: form.store.state,\n }),\n {\n wait: 300,\n },\n)\n\n// Do not use a serialize and deserialize method like JSON.stringify/parse\n// as that will drop functions, dates, undefined, Infinity, NaN, etc.\nexport function deepCopy<T>(obj: T): T {\n if (obj === null || typeof obj !== 'object') {\n return obj\n }\n\n if (obj instanceof Date) {\n return new Date(obj.getTime()) as any\n }\n\n if (Array.isArray(obj)) {\n const arrCopy = [] as any[]\n for (let i = 0; i < obj.length; i++) {\n arrCopy[i] = deepCopy(obj[i])\n }\n return arrCopy as any\n }\n\n if (obj instanceof Map) {\n const mapCopy = new Map()\n obj.forEach((value, key) => {\n mapCopy.set(key, deepCopy(value))\n })\n return mapCopy as any\n }\n\n if (obj instanceof Set) {\n const setCopy = new Set()\n obj.forEach((value) => {\n setCopy.add(deepCopy(value))\n })\n return setCopy as any\n }\n\n const copy: { [key: string]: any } = {}\n for (const key in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\n copy[key] = deepCopy((obj as any)[key])\n }\n }\n return copy as 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Array<\n SyncValidator<\n | T['onChange']\n | T['onBlur']\n | T['onSubmit']\n | T['onMount']\n | T['onDynamic']\n >\n >\n : T extends FormValidators<any, any, any, any, any, any, any, any, any, any>\n ? Array<\n SyncValidator<\n | T['onChange']\n | T['onBlur']\n | T['onSubmit']\n | T['onMount']\n | T['onDynamic']\n >\n >\n : never {\n const runValidation = (\n props: Parameters<ValidationLogicProps['runValidation']>[0],\n ) => {\n return props.validators.filter(Boolean).map((validator) => {\n return {\n cause: validator!.cause,\n validate: validator!.fn,\n }\n })\n }\n\n return options.validationLogic({\n form: options.form,\n validators: options.validators,\n event: { type: cause, fieldName: options.fieldName, async: false },\n runValidation,\n })\n}\n\n/**\n * @private\n */\nexport function getAsyncValidatorArray<T>(\n cause: ValidationCause,\n options: AsyncValidatorArrayPartialOptions<T> & {\n validationLogic?: any\n form?: any\n fieldName?: string\n },\n): T extends FieldValidators<\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any\n>\n ? Array<\n AsyncValidator<\n | T['onChangeAsync']\n | T['onBlurAsync']\n | T['onSubmitAsync']\n | T['onDynamicAsync']\n >\n >\n : T extends FormValidators<any, any, any, any, any, any, any, any, any, any>\n ? 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This covers Temporal\n // types, RegExp, and any class that exposes values only through getters.\n if (\n keysA.length === 0 &&\n !Array.isArray(objA) &&\n !Array.isArray(objB) &&\n (Object.getPrototypeOf(objA) !== Object.prototype ||\n Object.getPrototypeOf(objB) !== Object.prototype)\n ) {\n return false\n }\n\n for (const key of keysA) {\n // performs recursive search down the object tree\n\n if (\n !keysB.includes(key) ||\n !evaluate(objA[key as keyof T], objB[key as keyof T])\n ) {\n return false\n }\n }\n\n return true\n}\n\n/**\n * Determines the logic for determining the error source and value to set on the field meta within the form level sync/async validation.\n * @private\n */\nexport const determineFormLevelErrorSourceAndValue = ({\n newFormValidatorError,\n isPreviousErrorFromFormValidator,\n previousErrorValue,\n}: {\n newFormValidatorError: ValidationError\n isPreviousErrorFromFormValidator: boolean\n previousErrorValue: ValidationError\n}): {\n newErrorValue: ValidationError\n newSource: ValidationSource | undefined\n} => {\n // All falsy values are not considered errors\n if (newFormValidatorError) {\n return { newErrorValue: newFormValidatorError, newSource: 'form' }\n }\n\n // Clears form level error since it's now stale\n if (isPreviousErrorFromFormValidator) {\n return { newErrorValue: undefined, newSource: undefined }\n }\n\n // At this point, we have a preivous error which must have been set by the field validator, keep as is\n if (previousErrorValue) {\n return { newErrorValue: previousErrorValue, newSource: 'field' }\n }\n\n // No new or previous error, clear the error\n return { newErrorValue: undefined, newSource: undefined }\n}\n\n/**\n * Determines the logic for determining the error source and value to set on the field meta within the field level sync/async validation.\n * @private\n */\nexport const determineFieldLevelErrorSourceAndValue = ({\n formLevelError,\n fieldLevelError,\n}: {\n formLevelError: ValidationError\n fieldLevelError: ValidationError\n}): {\n newErrorValue: ValidationError\n newSource: ValidationSource | undefined\n} => {\n // At field level, we prioritize the field level error\n if (fieldLevelError) {\n return { newErrorValue: fieldLevelError, newSource: 'field' }\n }\n\n // If there is no field level error, and there is a form level error, we set the form level error\n if (formLevelError) {\n return { newErrorValue: formLevelError, newSource: 'form' }\n }\n\n return { newErrorValue: undefined, newSource: undefined }\n}\n\nexport function createFieldMap<T>(values: Readonly<T>): { [K in keyof T]: K } {\n const output: { [K in keyof T]: K } = {} as any\n\n for (const key in values) {\n output[key] = key\n }\n\n return output\n}\n\n/**\n * Merge the first parameter with the given overrides.\n * @private\n */\nexport function mergeOpts<T>(\n originalOpts: T | undefined | null,\n overrides: T,\n): T {\n if (originalOpts === undefined || originalOpts === null) {\n return overrides\n }\n\n return { ...originalOpts, ...overrides }\n}\n\n/*\n/ credit is due to https://github.com/lukeed/uuid for this code, with current npm\n/ attacks we didn't feel comfortable installing directly from npm. But big appreciation\n/ from the TanStack Form team <3.\n*/\n\nlet IDX = 256\nconst HEX: string[] = []\nlet BUFFER: number[] | undefined\n\nwhile (IDX--) {\n HEX[IDX] = (IDX + 256).toString(16).substring(1)\n}\n\nexport function uuid(): string {\n let i = 0\n let num: number\n let out = ''\n\n if (!BUFFER || IDX + 16 > 256) {\n BUFFER = new Array<number>(256)\n i = 256\n while (i--) {\n BUFFER[i] = (256 * Math.random()) | 0\n }\n i = 0\n IDX = 0\n }\n\n for (; i < 16; i++) {\n num = BUFFER[IDX + i] as number\n if (i === 6) out += HEX[(num & 15) | 64]\n else if (i === 8) out += HEX[(num & 63) | 128]\n else out += HEX[num]\n\n if (i & 1 && i > 1 && i < 11) out += '-'\n }\n\n IDX++\n return out\n}\n\nexport const throttleFormState = liteThrottle(\n (form: AnyFormApi) =>\n formEventClient.emit('form-state', {\n id: form.formId,\n state: form.store.state,\n }),\n {\n wait: 300,\n },\n)\n\n// Do not use a serialize and deserialize method like JSON.stringify/parse\n// as that will drop functions, dates, undefined, Infinity, NaN, etc.\nexport function deepCopy<T>(obj: T): T {\n if (obj === null || typeof obj !== 'object') {\n return obj\n }\n\n if (obj instanceof Date) {\n return new Date(obj.getTime()) as any\n }\n\n if (Array.isArray(obj)) {\n const arrCopy = [] as any[]\n for (let i = 0; i < obj.length; i++) {\n arrCopy[i] = deepCopy(obj[i])\n }\n return arrCopy as any\n }\n\n if (obj instanceof Map) {\n const mapCopy = new Map()\n obj.forEach((value, key) => {\n mapCopy.set(key, deepCopy(value))\n })\n return mapCopy as any\n }\n\n if (obj instanceof Set) {\n const setCopy = new Set()\n obj.forEach((value) => {\n setCopy.add(deepCopy(value))\n })\n return setCopy as any\n }\n\n const copy: { [key: string]: any } = {}\n for (const key in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\n copy[key] = deepCopy((obj as any)[key])\n }\n }\n return copy as 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+10
-0
dist/esm/FormApi.js

@@ -109,2 +109,12 @@ import { batch, createStore } from "@tanstack/store";

});
if (shouldUpdateValues) {
const helper = metaHelper(this);
for (const fieldKey of Object.keys(
this.fieldInfo
)) {
if (Array.isArray(this.getFieldValue(fieldKey))) {
helper.bumpArrayVersion(fieldKey);
}
}
}
formEventClient.emit("form-api", {

@@ -111,0 +121,0 @@ id: this._formId,

+52
-16
dist/esm/utils.js

@@ -87,9 +87,7 @@ import { liteThrottle } from "@tanstack/pacer-lite";

}
const reLineOfOnlyDigits = /^(\d+)$/gm;
const reDigitsBetweenDots = /\.(\d+)(?=\.)/gm;
const reStartWithDigitThenDot = /^(\d+)\./gm;
const reDotWithDigitsToEnd = /\.(\d+$)/gm;
const reMultipleDots = /\.{2,}/gm;
const intPrefix = "__int__";
const intReplace = `${intPrefix}$1`;
const CC_DOT = 46;
const CC_OPEN = 91;
const CC_CLOSE = 93;
const CC_ZERO = 48;
const CC_NINE = 57;
function makePathArray(str) {

@@ -102,13 +100,51 @@ if (Array.isArray(str)) {

}
return str.replace(/(^\[)|]/gm, "").replace(/\[/g, ".").replace(reLineOfOnlyDigits, intReplace).replace(reDigitsBetweenDots, `.${intReplace}.`).replace(reStartWithDigitThenDot, `${intReplace}.`).replace(reDotWithDigitsToEnd, `.${intReplace}`).replace(reMultipleDots, ".").split(".").map((d) => {
if (d.startsWith(intPrefix)) {
const numStr = d.substring(intPrefix.length);
const num = parseInt(numStr, 10);
if (String(num) === numStr) {
return num;
const len = str.length;
const result = [];
let segStart = len > 0 && str.charCodeAt(0) === CC_OPEN ? 1 : 0;
let allDigits = true;
let prev = -1;
for (let i = segStart; i <= len; i++) {
const char = i < len ? str.charCodeAt(i) : -1;
if (i === len || char === CC_DOT || char === CC_OPEN || char === CC_CLOSE) {
const segLen = i - segStart;
if (segLen > 0) {
const treatAsNumber = (
// ...it must contain only digits...
allDigits && // ...and either be a single '0' or not start with '0'.
(segLen === 1 || str.charCodeAt(segStart) !== CC_ZERO)
);
const seg = str.slice(segStart, i);
if (treatAsNumber) {
const num = parseInt(seg, 10);
if (segLen <= 15 || String(num) === seg) {
result.push(num);
} else {
result.push(seg);
}
} else {
result.push(seg);
}
} else if (
// This branch, which handles empty segments, only exists to preserve
// the old behavior for malformed input.
// Push the empty segment unless this is a "phantom boundary" the
// old regex impl would have absorbed:
// 1. `]` was always stripped — `prev === ']'` means the real
// boundary already happened on the previous iteration.
// 2. A leading `]` was stripped too (the leading `[` strip
// above handles its counterpart for `[`).
// 3. `..` and `[[` collapse to a single boundary.
prev !== CC_CLOSE && !(prev === -1 && char === CC_CLOSE) && !(prev === char && (char === CC_DOT || char === CC_OPEN))
) {
result.push("");
}
return numStr;
segStart = i + 1;
allDigits = true;
} else if (char < CC_ZERO || char > CC_NINE) {
allDigits = false;
}
return d;
});
prev = char;
}
if (!result.length) result.push("");
return result;
}

@@ -115,0 +151,0 @@ function concatenatePaths(path1, path2) {

+1
-1
dist/esm/utils.js.map

@@ -1,1 +0,1 @@

{"version":3,"file":"utils.js","sources":["../../src/utils.ts"],"sourcesContent":["import { liteThrottle } from '@tanstack/pacer-lite'\nimport { formEventClient } from './EventClient'\nimport type { ValidationLogicProps } from './ValidationLogic'\nimport type { FieldValidators } from './FieldApi'\nimport type { AnyFormApi, FormValidators } from './FormApi'\nimport type {\n GlobalFormValidationError,\n ValidationCause,\n ValidationError,\n ValidationSource,\n} from './types'\n\nexport type UpdaterFn<TInput, TOutput = TInput> = (input: TInput) => TOutput\n\nexport type Updater<TInput, TOutput = TInput> =\n | TOutput\n | UpdaterFn<TInput, TOutput>\n\n/**\n * @private\n */\nexport function functionalUpdate<TInput, TOutput = TInput>(\n updater: Updater<TInput, TOutput>,\n input: TInput,\n): TOutput {\n return typeof updater === 'function'\n ? (updater as UpdaterFn<TInput, TOutput>)(input)\n : updater\n}\n\n/**\n * Get a value from an object using a path, including dot notation.\n * @private\n */\nexport function getBy(obj: unknown, path: string | (string | number)[]): any {\n const pathObj = makePathArray(path)\n return pathObj.reduce((current: any, pathPart) => {\n if (current === null) return null\n if (typeof current !== 'undefined') {\n return current[pathPart]\n }\n return undefined\n }, obj)\n}\n\n/**\n * Set a value on an object using a path, including dot notation.\n * @private\n */\nexport function setBy(obj: any, _path: any, updater: Updater<any>) {\n const path = makePathArray(_path)\n\n function doSet(parent?: any): any {\n if (!path.length) {\n return functionalUpdate(updater, parent)\n }\n\n const key = path.shift()\n\n if (\n typeof key === 'string' ||\n (typeof key === 'number' && !Array.isArray(parent))\n ) {\n if (typeof parent === 'object') {\n if (parent === null) {\n parent = {}\n }\n return {\n ...parent,\n [key]: doSet(parent[key]),\n }\n }\n return {\n [key]: doSet(),\n }\n }\n\n if (Array.isArray(parent) && typeof key === 'number') {\n const prefix = parent.slice(0, key)\n return [\n ...(prefix.length ? prefix : new Array(key)),\n doSet(parent[key]),\n ...parent.slice(key + 1),\n ]\n }\n return [...new Array(key), doSet()]\n }\n\n return doSet(obj)\n}\n\n/**\n * Delete a field on an object using a path, including dot notation.\n * @private\n */\nexport function deleteBy(obj: any, _path: any) {\n const path = makePathArray(_path)\n\n function doDelete(parent: any): any {\n if (!parent) return\n if (path.length === 1) {\n const finalPath = path[0]!\n if (Array.isArray(parent) && typeof finalPath === 'number') {\n return parent.filter((_, i) => i !== finalPath)\n }\n const { [finalPath]: remove, ...rest } = parent\n return rest\n }\n\n const key = path.shift()\n\n if (\n typeof key === 'string' ||\n (typeof key === 'number' && !Array.isArray(parent))\n ) {\n if (typeof parent === 'object') {\n return {\n ...parent,\n [key]: doDelete(parent[key]),\n }\n }\n }\n\n if (typeof key === 'number') {\n if (Array.isArray(parent)) {\n if (key >= parent.length) {\n return parent\n }\n const prefix = parent.slice(0, key)\n return [\n ...(prefix.length ? prefix : new Array(key)),\n doDelete(parent[key]),\n ...parent.slice(key + 1),\n ]\n }\n }\n\n throw new Error('It seems we have created an infinite loop in deleteBy. ')\n }\n\n return doDelete(obj)\n}\n\nconst reLineOfOnlyDigits = /^(\\d+)$/gm\n// the second dot must be in a lookahead or the engine\n// will skip subsequent numbers (like foo.0.1.)\nconst reDigitsBetweenDots = /\\.(\\d+)(?=\\.)/gm\nconst reStartWithDigitThenDot = /^(\\d+)\\./gm\nconst reDotWithDigitsToEnd = /\\.(\\d+$)/gm\nconst reMultipleDots = /\\.{2,}/gm\n\nconst intPrefix = '__int__'\nconst intReplace = `${intPrefix}$1`\n\n/**\n * @private\n */\nexport function makePathArray(str: string | Array<string | number>) {\n if (Array.isArray(str)) {\n return [...str]\n }\n\n if (typeof str !== 'string') {\n throw new Error('Path must be a string.')\n }\n\n return (\n str\n // Leading `[` may lead to wrong parsing down the line\n // (Example: '[0][1]' should be '0.1', not '.0.1')\n .replace(/(^\\[)|]/gm, '')\n .replace(/\\[/g, '.')\n .replace(reLineOfOnlyDigits, intReplace)\n .replace(reDigitsBetweenDots, `.${intReplace}.`)\n .replace(reStartWithDigitThenDot, `${intReplace}.`)\n .replace(reDotWithDigitsToEnd, `.${intReplace}`)\n .replace(reMultipleDots, '.')\n .split('.')\n .map((d) => {\n if (d.startsWith(intPrefix)) {\n const numStr = d.substring(intPrefix.length)\n const num = parseInt(numStr, 10)\n\n if (String(num) === numStr) {\n return num\n }\n return numStr\n }\n return d\n })\n )\n}\n\n/**\n * @private\n */\nexport function concatenatePaths(path1: string, path2: string): string {\n if (path1.length === 0) return path2\n if (path2.length === 0) return path1\n\n if (path2.startsWith('[')) {\n return path1 + path2\n }\n\n // In cases where parent and child withFieldGroup forms are both nested\n if (path2.startsWith('.')) {\n return path1 + path2\n }\n\n return `${path1}.${path2}`\n}\n\n/**\n * @private\n */\nexport function isNonEmptyArray(obj: any) {\n return !(Array.isArray(obj) && obj.length === 0)\n}\n\ninterface AsyncValidatorArrayPartialOptions<T> {\n validators?: T\n asyncDebounceMs?: number\n}\n\n/**\n * @private\n */\nexport interface AsyncValidator<T> {\n cause: ValidationCause\n validate: T\n debounceMs: number\n}\n\ninterface SyncValidatorArrayPartialOptions<T> {\n validators?: T\n}\n\n/**\n * @private\n */\nexport interface SyncValidator<T> {\n cause: ValidationCause\n validate: T\n}\n\n/**\n * @private\n */\nexport function getSyncValidatorArray<T>(\n cause: ValidationCause,\n options: SyncValidatorArrayPartialOptions<T> & {\n validationLogic?: any\n form?: any\n fieldName?: string\n },\n): T extends FieldValidators<\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any\n>\n ? Array<\n SyncValidator<\n | T['onChange']\n | T['onBlur']\n | T['onSubmit']\n | T['onMount']\n | T['onDynamic']\n >\n >\n : T extends FormValidators<any, any, any, any, any, any, any, any, any, any>\n ? Array<\n SyncValidator<\n | T['onChange']\n | T['onBlur']\n | T['onSubmit']\n | T['onMount']\n | T['onDynamic']\n >\n >\n : never {\n const runValidation = (\n props: Parameters<ValidationLogicProps['runValidation']>[0],\n ) => {\n return props.validators.filter(Boolean).map((validator) => {\n return {\n cause: validator!.cause,\n validate: validator!.fn,\n }\n })\n }\n\n return options.validationLogic({\n form: options.form,\n validators: options.validators,\n event: { type: cause, fieldName: options.fieldName, async: false },\n runValidation,\n })\n}\n\n/**\n * @private\n */\nexport function getAsyncValidatorArray<T>(\n cause: ValidationCause,\n options: AsyncValidatorArrayPartialOptions<T> & {\n validationLogic?: any\n form?: any\n fieldName?: string\n },\n): T extends FieldValidators<\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any\n>\n ? Array<\n AsyncValidator<\n | T['onChangeAsync']\n | T['onBlurAsync']\n | T['onSubmitAsync']\n | T['onDynamicAsync']\n >\n >\n : T extends FormValidators<any, any, any, any, any, any, any, any, any, any>\n ? Array<\n AsyncValidator<\n | T['onChangeAsync']\n | T['onBlurAsync']\n | T['onSubmitAsync']\n | T['onDynamicAsync']\n >\n >\n : never {\n const { asyncDebounceMs } = options\n const {\n onBlurAsyncDebounceMs,\n onChangeAsyncDebounceMs,\n onDynamicAsyncDebounceMs,\n } = (options.validators || {}) as\n | FieldValidators<\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any,\n any\n >\n | FormValidators<any, any, any, any, any, any, any, any, any, any>\n\n const defaultDebounceMs = asyncDebounceMs ?? 0\n\n const runValidation = (\n props: Parameters<ValidationLogicProps['runValidation']>[0],\n ) => {\n return props.validators.filter(Boolean).map((validator) => {\n const validatorCause = validator?.cause || cause\n\n let debounceMs = defaultDebounceMs\n\n switch (validatorCause) {\n case 'change':\n debounceMs = onChangeAsyncDebounceMs ?? defaultDebounceMs\n break\n case 'blur':\n debounceMs = onBlurAsyncDebounceMs ?? defaultDebounceMs\n break\n case 'dynamic':\n debounceMs = onDynamicAsyncDebounceMs ?? defaultDebounceMs\n break\n case 'submit':\n debounceMs = 0 // submit validators are always run immediately\n break\n default:\n break\n }\n\n if (cause === 'submit') {\n debounceMs = 0\n }\n\n return {\n cause: validatorCause,\n validate: validator!.fn,\n debounceMs: debounceMs,\n }\n })\n }\n\n return options.validationLogic({\n form: options.form,\n validators: options.validators,\n event: { type: cause, fieldName: options.fieldName, async: true },\n runValidation,\n })\n}\n\nexport const isGlobalFormValidationError = (\n error: unknown,\n): error is GlobalFormValidationError<unknown> => {\n return !!error && typeof error === 'object' && 'fields' in error\n}\n\nexport function evaluate<T>(objA: T, objB: T) {\n if (Object.is(objA, objB)) {\n return true\n }\n\n if (\n typeof objA !== 'object' ||\n objA === null ||\n typeof objB !== 'object' ||\n objB === null\n ) {\n return false\n }\n\n if (objA instanceof Date && objB instanceof Date) {\n return objA.getTime() === objB.getTime()\n }\n\n if (objA instanceof Map && objB instanceof Map) {\n if (objA.size !== objB.size) return false\n for (const [k, v] of objA) {\n if (!objB.has(k) || !Object.is(v, objB.get(k))) return false\n }\n return true\n }\n\n if (objA instanceof Set && objB instanceof Set) {\n if (objA.size !== objB.size) return false\n for (const v of objA) {\n if (!objB.has(v)) return false\n }\n return true\n }\n\n const keysA = Object.keys(objA)\n const keysB = Object.keys(objB)\n\n if (keysA.length !== keysB.length) {\n return false\n }\n\n // Two distinct non-plain, non-array objects with no own enumerable keys cannot\n // be compared by key iteration — the loop below would vacuously succeed and\n // treat them as equal regardless of their internal state. This covers Temporal\n // types, RegExp, and any class that exposes values only through getters.\n if (\n keysA.length === 0 &&\n !Array.isArray(objA) &&\n !Array.isArray(objB) &&\n (Object.getPrototypeOf(objA) !== Object.prototype ||\n Object.getPrototypeOf(objB) !== Object.prototype)\n ) {\n return false\n }\n\n for (const key of keysA) {\n // performs recursive search down the object tree\n\n if (\n !keysB.includes(key) ||\n !evaluate(objA[key as keyof T], objB[key as keyof T])\n ) {\n return false\n }\n }\n\n return true\n}\n\n/**\n * Determines the logic for determining the error source and value to set on the field meta within the form level sync/async validation.\n * @private\n */\nexport const determineFormLevelErrorSourceAndValue = ({\n newFormValidatorError,\n isPreviousErrorFromFormValidator,\n previousErrorValue,\n}: {\n newFormValidatorError: ValidationError\n isPreviousErrorFromFormValidator: boolean\n previousErrorValue: ValidationError\n}): {\n newErrorValue: ValidationError\n newSource: ValidationSource | undefined\n} => {\n // All falsy values are not considered errors\n if (newFormValidatorError) {\n return { newErrorValue: newFormValidatorError, newSource: 'form' }\n }\n\n // Clears form level error since it's now stale\n if (isPreviousErrorFromFormValidator) {\n return { newErrorValue: undefined, newSource: undefined }\n }\n\n // At this point, we have a preivous error which must have been set by the field validator, keep as is\n if (previousErrorValue) {\n return { newErrorValue: previousErrorValue, newSource: 'field' }\n }\n\n // No new or previous error, clear the error\n return { newErrorValue: undefined, newSource: undefined }\n}\n\n/**\n * Determines the logic for determining the error source and value to set on the field meta within the field level sync/async validation.\n * @private\n */\nexport const determineFieldLevelErrorSourceAndValue = ({\n formLevelError,\n fieldLevelError,\n}: {\n formLevelError: ValidationError\n fieldLevelError: ValidationError\n}): {\n newErrorValue: ValidationError\n newSource: ValidationSource | undefined\n} => {\n // At field level, we prioritize the field level error\n if (fieldLevelError) {\n return { newErrorValue: fieldLevelError, newSource: 'field' }\n }\n\n // If there is no field level error, and there is a form level error, we set the form level error\n if (formLevelError) {\n return { newErrorValue: formLevelError, newSource: 'form' }\n }\n\n return { newErrorValue: undefined, newSource: undefined }\n}\n\nexport function createFieldMap<T>(values: Readonly<T>): { [K in keyof T]: K } {\n const output: { [K in keyof T]: K } = {} as any\n\n for (const key in values) {\n output[key] = key\n }\n\n return output\n}\n\n/**\n * Merge the first parameter with the given overrides.\n * @private\n */\nexport function mergeOpts<T>(\n originalOpts: T | undefined | null,\n overrides: T,\n): T {\n if (originalOpts === undefined || originalOpts === null) {\n return overrides\n }\n\n return { ...originalOpts, ...overrides }\n}\n\n/*\n/ credit is due to https://github.com/lukeed/uuid for this code, with current npm\n/ attacks we didn't feel comfortable installing directly from npm. But big appreciation\n/ from the TanStack Form team <3.\n*/\n\nlet IDX = 256\nconst HEX: string[] = []\nlet BUFFER: number[] | undefined\n\nwhile (IDX--) {\n HEX[IDX] = (IDX + 256).toString(16).substring(1)\n}\n\nexport function uuid(): string {\n let i = 0\n let num: number\n let out = ''\n\n if (!BUFFER || IDX + 16 > 256) {\n BUFFER = new Array<number>(256)\n i = 256\n while (i--) {\n BUFFER[i] = (256 * Math.random()) | 0\n }\n i = 0\n IDX = 0\n }\n\n for (; i < 16; i++) {\n num = BUFFER[IDX + i] as number\n if (i === 6) out += HEX[(num & 15) | 64]\n else if (i === 8) out += HEX[(num & 63) | 128]\n else out += HEX[num]\n\n if (i & 1 && i > 1 && i < 11) out += '-'\n }\n\n IDX++\n return out\n}\n\nexport const throttleFormState = liteThrottle(\n (form: AnyFormApi) =>\n formEventClient.emit('form-state', {\n id: form.formId,\n state: form.store.state,\n }),\n {\n wait: 300,\n },\n)\n\n// Do not use a serialize and deserialize method like JSON.stringify/parse\n// as that will drop functions, dates, undefined, Infinity, NaN, etc.\nexport function deepCopy<T>(obj: T): T {\n if (obj === null || typeof obj !== 'object') {\n return obj\n }\n\n if (obj instanceof Date) {\n return new Date(obj.getTime()) as any\n }\n\n if (Array.isArray(obj)) {\n const arrCopy = [] as any[]\n for (let i = 0; i < obj.length; i++) {\n arrCopy[i] = deepCopy(obj[i])\n }\n return arrCopy as any\n }\n\n if (obj instanceof Map) {\n const mapCopy = new Map()\n obj.forEach((value, key) => {\n mapCopy.set(key, deepCopy(value))\n })\n return mapCopy as any\n }\n\n if (obj instanceof Set) {\n const setCopy = new Set()\n obj.forEach((value) => {\n setCopy.add(deepCopy(value))\n })\n return setCopy as any\n }\n\n const copy: { [key: string]: any } = {}\n for (const key in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\n copy[key] = deepCopy((obj as any)[key])\n }\n }\n return copy as 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Array<\n AsyncValidator<\n | T['onChangeAsync']\n | T['onBlurAsync']\n | T['onSubmitAsync']\n | T['onDynamicAsync']\n >\n >\n : T extends FormValidators<any, any, any, any, any, any, any, any, any, any>\n ? 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This covers Temporal\n // types, RegExp, and any class that exposes values only through getters.\n if (\n keysA.length === 0 &&\n !Array.isArray(objA) &&\n !Array.isArray(objB) &&\n (Object.getPrototypeOf(objA) !== Object.prototype ||\n Object.getPrototypeOf(objB) !== Object.prototype)\n ) {\n return false\n }\n\n for (const key of keysA) {\n // performs recursive search down the object tree\n\n if (\n !keysB.includes(key) ||\n !evaluate(objA[key as keyof T], objB[key as keyof T])\n ) {\n return false\n }\n }\n\n return true\n}\n\n/**\n * Determines the logic for determining the error source and value to set on the field meta within the form level sync/async validation.\n * @private\n */\nexport const determineFormLevelErrorSourceAndValue = ({\n newFormValidatorError,\n isPreviousErrorFromFormValidator,\n previousErrorValue,\n}: {\n newFormValidatorError: ValidationError\n isPreviousErrorFromFormValidator: boolean\n previousErrorValue: ValidationError\n}): {\n newErrorValue: ValidationError\n newSource: ValidationSource | undefined\n} => {\n // All falsy values are not considered errors\n if (newFormValidatorError) {\n return { newErrorValue: newFormValidatorError, newSource: 'form' }\n }\n\n // Clears form level error since it's now stale\n if (isPreviousErrorFromFormValidator) {\n return { newErrorValue: undefined, newSource: undefined }\n }\n\n // At this point, we have a preivous error which must have been set by the field validator, keep as is\n if (previousErrorValue) {\n return { newErrorValue: previousErrorValue, newSource: 'field' }\n }\n\n // No new or previous error, clear the error\n return { newErrorValue: undefined, newSource: undefined }\n}\n\n/**\n * Determines the logic for determining the error source and value to set on the field meta within the field level sync/async validation.\n * @private\n */\nexport const determineFieldLevelErrorSourceAndValue = ({\n formLevelError,\n fieldLevelError,\n}: {\n formLevelError: ValidationError\n fieldLevelError: ValidationError\n}): {\n newErrorValue: ValidationError\n newSource: ValidationSource | undefined\n} => {\n // At field level, we prioritize the field level error\n if (fieldLevelError) {\n return { newErrorValue: fieldLevelError, newSource: 'field' }\n }\n\n // If there is no field level error, and there is a form level error, we set the form level error\n if (formLevelError) {\n return { newErrorValue: formLevelError, newSource: 'form' }\n }\n\n return { newErrorValue: undefined, newSource: undefined }\n}\n\nexport function createFieldMap<T>(values: Readonly<T>): { [K in keyof T]: K } {\n const output: { [K in keyof T]: K } = {} as any\n\n for (const key in values) {\n output[key] = key\n }\n\n return output\n}\n\n/**\n * Merge the first parameter with the given overrides.\n * @private\n */\nexport function mergeOpts<T>(\n originalOpts: T | undefined | null,\n overrides: T,\n): T {\n if (originalOpts === undefined || originalOpts === null) {\n return overrides\n }\n\n return { ...originalOpts, ...overrides }\n}\n\n/*\n/ credit is due to https://github.com/lukeed/uuid for this code, with current npm\n/ attacks we didn't feel comfortable installing directly from npm. 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+3
-2
package.json
{
"name": "@tanstack/form-core",
"version": "1.32.0",
"version": "1.32.1",
"description": "Powerful, type-safe, framework agnostic forms.",

@@ -57,3 +57,4 @@ "author": "tannerlinsley",

"test:types:ts57": "node ../../node_modules/typescript57/lib/tsc.js",
"test:types:ts58": "tsc",
"test:types:ts58": "node ../../node_modules/typescript58/lib/tsc.js",
"test:types:ts59": "tsc",
"test:lib": "vitest",

@@ -60,0 +61,0 @@ "test:lib:dev": "pnpm run test:lib --watch",

+84
-32
src/utils.ts

@@ -144,13 +144,9 @@ import { liteThrottle } from '@tanstack/pacer-lite'

const reLineOfOnlyDigits = /^(\d+)$/gm
// the second dot must be in a lookahead or the engine
// will skip subsequent numbers (like foo.0.1.)
const reDigitsBetweenDots = /\.(\d+)(?=\.)/gm
const reStartWithDigitThenDot = /^(\d+)\./gm
const reDotWithDigitsToEnd = /\.(\d+$)/gm
const reMultipleDots = /\.{2,}/gm
// Char codes used by the parser below.
const CC_DOT = 0x2e // '.'
const CC_OPEN = 0x5b // '['
const CC_CLOSE = 0x5d // ']'
const CC_ZERO = 0x30 // '0'
const CC_NINE = 0x39 // '9'
const intPrefix = '__int__'
const intReplace = `${intPrefix}$1`
/**

@@ -168,27 +164,83 @@ * @private

return (
str
// Leading `[` may lead to wrong parsing down the line
// (Example: '[0][1]' should be '0.1', not '.0.1')
.replace(/(^\[)|]/gm, '')
.replace(/\[/g, '.')
.replace(reLineOfOnlyDigits, intReplace)
.replace(reDigitsBetweenDots, `.${intReplace}.`)
.replace(reStartWithDigitThenDot, `${intReplace}.`)
.replace(reDotWithDigitsToEnd, `.${intReplace}`)
.replace(reMultipleDots, '.')
.split('.')
.map((d) => {
if (d.startsWith(intPrefix)) {
const numStr = d.substring(intPrefix.length)
const num = parseInt(numStr, 10)
const len = str.length
const result: Array<string | number> = []
// Location of the first character of the in-progress segment in `str`.
// The segment ends at the current `i` when we hit a separator.
//
// We strip an optional leading '[' so '[0]' parses as [0], not ['', 0].
// Doing this up front keeps the loop's backwards compatibility handling simpler.
let segStart = len > 0 && str.charCodeAt(0) === CC_OPEN ? 1 : 0
// Whether the in-progress segment has been all ASCII digits so far.
// Used together with the leading-zero check to decide if it should be
// pushed as a number instead of a string.
let allDigits = true
// Tracks the previous character. Only necessary to preserve the
// old behavior for malformed input.
let prev = -1
// Walk once. `i === len` is treated as a virtual final separator so the
// flush block handles both mid-string segments and the last one.
for (let i = segStart; i <= len; i++) {
const char = i < len ? str.charCodeAt(i) : -1
if (String(num) === numStr) {
return num
// Handle separators (including the virtual one at the end). Flush the in-progress segment.
if (i === len || char === CC_DOT || char === CC_OPEN || char === CC_CLOSE) {
const segLen = i - segStart
if (segLen > 0) {
// To treat the segment as a number...
const treatAsNumber =
// ...it must contain only digits...
allDigits &&
// ...and either be a single '0' or not start with '0'.
(segLen === 1 || str.charCodeAt(segStart) !== CC_ZERO)
const seg = str.slice(segStart, i)
if (treatAsNumber) {
const num = parseInt(seg, 10)
// Up to 15 digits, parseInt is always lossless (the max
// 15-digit decimal is below Number.MAX_SAFE_INTEGER). Beyond
// that, verify by round-trip: if parseInt lost precision
// (e.g., a 20-digit literal), fall back to the string so we
// don't silently change the value.
if (segLen <= 15 || String(num) === seg) {
result.push(num)
} else {
result.push(seg)
}
return numStr
} else {
result.push(seg)
}
return d
})
)
} else if (
// This branch, which handles empty segments, only exists to preserve
// the old behavior for malformed input.
// Push the empty segment unless this is a "phantom boundary" the
// old regex impl would have absorbed:
// 1. `]` was always stripped — `prev === ']'` means the real
// boundary already happened on the previous iteration.
// 2. A leading `]` was stripped too (the leading `[` strip
// above handles its counterpart for `[`).
// 3. `..` and `[[` collapse to a single boundary.
prev !== CC_CLOSE &&
!(prev === -1 && char === CC_CLOSE) &&
!(prev === char && (char === CC_DOT || char === CC_OPEN))
) {
result.push('')
}
// Start a new segment.
segStart = i + 1
allDigits = true
} else if (char < CC_ZERO || char > CC_NINE) {
allDigits = false
}
prev = char
}
// If the input was effectively all phantom chars (e.g. ']', '[]',
// '[]]'), the loop produces no segments. The old impl returned ['']
// for these because.
if (!result.length) result.push('')
return result
}

@@ -195,0 +247,0 @@ 

dist/cjs/FormApi.cjs.map

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dist/esm/FormApi.js.map

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src/FormApi.ts

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