Merge pull request #1430 from open-circle/enhance-to-json-schema

Enhance to-json-schema with new validation actions

Author: fabian-hiller

library/CHANGELOG.md

@@ -2,6 +2,11 @@
 
 All notable changes to the library will be documented in this file.
 
+## vX.X.X (Month DD, YYYY)
+
+- Change `BASE64_REGEX`, `EMAIL_REGEX`, `IPV6_REGEX`, `IP_REGEX`, `MAC48_REGEX`, `MAC64_REGEX`, `MAC_REGEX` and `UUID_REGEX` to drop the `i` flag for better JSON Schema compatibility (pull request #1430)
+- Change `hash` action to use case-expanded character classes instead of the `i` flag (pull request #1430)
+
 ## v1.3.0 (March 17, 2026)
 
 - Add `guard` transformation action to narrow types using type predicates (pull request #1204)

library/src/actions/hash/hash.test.ts

@@ -214,7 +214,7 @@ describe('hash', () => {
     test('for invalid md4 hashes', () => {
       expectActionIssue(
         hash(['md4'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{32}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{32}$/u },
         [
           '',
           ' ',
@@ -228,7 +228,7 @@ describe('hash', () => {
     test('for invalid md5 hashes', () => {
       expectActionIssue(
         hash(['md5'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{32}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{32}$/u },
         [
           '',
           ' ',
@@ -242,7 +242,7 @@ describe('hash', () => {
     test('for invalid sha1 hashes', () => {
       expectActionIssue(
         hash(['sha1'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{40}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{40}$/u },
         [
           '',
           ' ',
@@ -256,7 +256,7 @@ describe('hash', () => {
     test('for invalid sha256 hashes', () => {
       expectActionIssue(
         hash(['sha256'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{64}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{64}$/u },
         [
           '',
           ' ',
@@ -270,7 +270,7 @@ describe('hash', () => {
     test('for invalid sha384 hashes', () => {
       expectActionIssue(
         hash(['sha384'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{96}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{96}$/u },
         [
           '',
           ' ',
@@ -284,7 +284,7 @@ describe('hash', () => {
     test('for invalid sha512 hashes', () => {
       expectActionIssue(
         hash(['sha512'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{128}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{128}$/u },
         [
           '',
           ' ',
@@ -298,7 +298,7 @@ describe('hash', () => {
     test('for invalid ripemd128 hashes', () => {
       expectActionIssue(
         hash(['ripemd128'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{32}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{32}$/u },
         [
           '',
           ' ',
@@ -312,7 +312,7 @@ describe('hash', () => {
     test('for invalid ripemd160 hashes', () => {
       expectActionIssue(
         hash(['ripemd160'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{40}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{40}$/u },
         [
           '',
           ' ',
@@ -326,7 +326,7 @@ describe('hash', () => {
     test('for invalid tiger128 hashes', () => {
       expectActionIssue(
         hash(['tiger128'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{32}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{32}$/u },
         [
           '',
           ' ',
@@ -340,7 +340,7 @@ describe('hash', () => {
     test('for invalid tiger160 hashes', () => {
       expectActionIssue(
         hash(['tiger160'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{40}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{40}$/u },
         [
           '',
           ' ',
@@ -354,7 +354,7 @@ describe('hash', () => {
     test('for invalid tiger192 hashes', () => {
       expectActionIssue(
         hash(['tiger192'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{48}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{48}$/u },
         [
           '',
           ' ',
@@ -368,31 +368,31 @@ describe('hash', () => {
     test('for invalid crc32 hashes', () => {
       expectActionIssue(
         hash(['crc32'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{8}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{8}$/u },
         ['', ' ', '12345', '3d08bq77', 'c93d3bf7a7c4afe94b64e30c2ce39f4f']
       );
     });
 
     test('for invalid crc32b hashes', () => {
       expectActionIssue(
         hash(['crc32b'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{8}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{8}$/u },
         ['', ' ', '12345', '35cer956', 'fbe550055d737a0cd3a4325df5dfdc79']
       );
     });
 
     test('for invalid adler32 hashes', () => {
       expectActionIssue(
         hash(['adler32'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{8}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{8}$/u },
         ['', ' ', '12345', '045dx1c1', '16360e57b209fb9d07f725aa796789ac']
       );
     });
 
     test('for invalid md5 and adler32 hashes', () => {
       expectActionIssue(
         hash(['adler32', 'md5'], 'message'),
-        { ...baseIssue, requirement: /^[a-f0-9]{8}$|^[a-f0-9]{32}$/iu },
+        { ...baseIssue, requirement: /^[a-fA-F0-9]{8}$|^[a-fA-F0-9]{32}$/u },
         [
           '',
           ' ',
@@ -410,7 +410,7 @@ describe('hash', () => {
         hash(['crc32', 'ripemd128', 'sha1'], 'message'),
         {
           ...baseIssue,
-          requirement: /^[a-f0-9]{8}$|^[a-f0-9]{32}$|^[a-f0-9]{40}$/iu,
+          requirement: /^[a-fA-F0-9]{8}$|^[a-fA-F0-9]{32}$|^[a-fA-F0-9]{40}$/u,
         },
         [
           '',

library/src/actions/hash/hash.ts

@@ -124,8 +124,8 @@ export function hash(
     expects: null,
     async: false,
     requirement: RegExp(
-      types.map((type) => `^[a-f0-9]{${HASH_LENGTHS[type]}}$`).join('|'),
-      'iu'
+      types.map((type) => `^[a-fA-F0-9]{${HASH_LENGTHS[type]}}$`).join('|'),
+      'u'
     ),
     message,
     '~run'(dataset, config) {

library/src/regex.ts

@@ -1,8 +1,10 @@
 /**
  * [Base64](https://en.wikipedia.org/wiki/Base64) regex.
+ *
+ * Hint: We decided against the `i` flag for better JSON Schema compatibility.
  */
 export const BASE64_REGEX: RegExp =
-  /^(?:[\da-z+/]{4})*(?:[\da-z+/]{2}==|[\da-z+/]{3}=)?$/iu;
+  /^(?:[\da-zA-Z+/]{4})*(?:[\da-zA-Z+/]{2}==|[\da-zA-Z+/]{3}=)?$/u;
 
 /**
  * [BIC](https://en.wikipedia.org/wiki/ISO_9362) regex.
@@ -37,9 +39,12 @@ export const DOMAIN_REGEX: RegExp =
 
 /**
  * [Email address](https://en.wikipedia.org/wiki/Email_address) regex.
+ *
+ * Hint: We decided against the `i` flag for better JSON Schema compatibility.
  */
 export const EMAIL_REGEX: RegExp =
-  /^[\w+-]+(?:\.[\w+-]+)*@[\da-z]+(?:[.-][\da-z]+)*\.[a-z]{2,}$/iu;
+  // eslint-disable-next-line redos-detector/no-unsafe-regex -- false positive
+  /^[\w+-]+(?:\.[\w+-]+)*@[\da-zA-Z]+(?:[.-][\da-zA-Z]+)*\.[a-zA-Z]{2,}$/u;
 
 /**
  * Emoji regex from [emoji-regex-xs](https://github.com/slevithan/emoji-regex-xs) v1.0.0 (MIT license).
@@ -80,15 +85,21 @@ export const IPV4_REGEX: RegExp =
 
 /**
  * [IPv6](https://en.wikipedia.org/wiki/IPv6) regex.
+ *
+ * Hint: We decided against the `i` flag for better JSON Schema compatibility.
  */
 export const IPV6_REGEX: RegExp =
-  /^(?:(?:[\da-f]{1,4}:){7}[\da-f]{1,4}|(?:[\da-f]{1,4}:){1,7}:|(?:[\da-f]{1,4}:){1,6}:[\da-f]{1,4}|(?:[\da-f]{1,4}:){1,5}(?::[\da-f]{1,4}){1,2}|(?:[\da-f]{1,4}:){1,4}(?::[\da-f]{1,4}){1,3}|(?:[\da-f]{1,4}:){1,3}(?::[\da-f]{1,4}){1,4}|(?:[\da-f]{1,4}:){1,2}(?::[\da-f]{1,4}){1,5}|[\da-f]{1,4}:(?::[\da-f]{1,4}){1,6}|:(?:(?::[\da-f]{1,4}){1,7}|:)|fe80:(?::[\da-f]{0,4}){0,4}%[\da-z]+|::(?:f{4}(?::0{1,4})?:)?(?:(?:25[0-5]|(?:2[0-4]|1?\d)?\d)\.){3}(?:25[0-5]|(?:2[0-4]|1?\d)?\d)|(?:[\da-f]{1,4}:){1,4}:(?:(?:25[0-5]|(?:2[0-4]|1?\d)?\d)\.){3}(?:25[0-5]|(?:2[0-4]|1?\d)?\d))$/iu;
+  // eslint-disable-next-line redos-detector/no-unsafe-regex -- false positive
+  /^(?:(?:[\da-fA-F]{1,4}:){7}[\da-fA-F]{1,4}|(?:[\da-fA-F]{1,4}:){1,7}:|(?:[\da-fA-F]{1,4}:){1,6}:[\da-fA-F]{1,4}|(?:[\da-fA-F]{1,4}:){1,5}(?::[\da-fA-F]{1,4}){1,2}|(?:[\da-fA-F]{1,4}:){1,4}(?::[\da-fA-F]{1,4}){1,3}|(?:[\da-fA-F]{1,4}:){1,3}(?::[\da-fA-F]{1,4}){1,4}|(?:[\da-fA-F]{1,4}:){1,2}(?::[\da-fA-F]{1,4}){1,5}|[\da-fA-F]{1,4}:(?::[\da-fA-F]{1,4}){1,6}|:(?:(?::[\da-fA-F]{1,4}){1,7}|:)|[Ff][Ee]80:(?::[\da-fA-F]{0,4}){0,4}%[\da-zA-Z]+|::(?:[Ff]{4}(?::0{1,4})?:)?(?:(?:25[0-5]|(?:2[0-4]|1?\d)?\d)\.){3}(?:25[0-5]|(?:2[0-4]|1?\d)?\d)|(?:[\da-fA-F]{1,4}:){1,4}:(?:(?:25[0-5]|(?:2[0-4]|1?\d)?\d)\.){3}(?:25[0-5]|(?:2[0-4]|1?\d)?\d))$/u;
 
 /**
  * [IP](https://en.wikipedia.org/wiki/IP_address) regex.
+ *
+ * Hint: We decided against the `i` flag for better JSON Schema compatibility.
  */
 export const IP_REGEX: RegExp =
-  /^(?:(?:[1-9]|1\d|2[0-4])?\d|25[0-5])(?:\.(?:(?:[1-9]|1\d|2[0-4])?\d|25[0-5])){3}$|^(?:(?:[\da-f]{1,4}:){7}[\da-f]{1,4}|(?:[\da-f]{1,4}:){1,7}:|(?:[\da-f]{1,4}:){1,6}:[\da-f]{1,4}|(?:[\da-f]{1,4}:){1,5}(?::[\da-f]{1,4}){1,2}|(?:[\da-f]{1,4}:){1,4}(?::[\da-f]{1,4}){1,3}|(?:[\da-f]{1,4}:){1,3}(?::[\da-f]{1,4}){1,4}|(?:[\da-f]{1,4}:){1,2}(?::[\da-f]{1,4}){1,5}|[\da-f]{1,4}:(?::[\da-f]{1,4}){1,6}|:(?:(?::[\da-f]{1,4}){1,7}|:)|fe80:(?::[\da-f]{0,4}){0,4}%[\da-z]+|::(?:f{4}(?::0{1,4})?:)?(?:(?:25[0-5]|(?:2[0-4]|1?\d)?\d)\.){3}(?:25[0-5]|(?:2[0-4]|1?\d)?\d)|(?:[\da-f]{1,4}:){1,4}:(?:(?:25[0-5]|(?:2[0-4]|1?\d)?\d)\.){3}(?:25[0-5]|(?:2[0-4]|1?\d)?\d))$/iu;
+  // eslint-disable-next-line redos-detector/no-unsafe-regex -- false positive
+  /^(?:(?:[1-9]|1\d|2[0-4])?\d|25[0-5])(?:\.(?:(?:[1-9]|1\d|2[0-4])?\d|25[0-5])){3}$|^(?:(?:[\da-fA-F]{1,4}:){7}[\da-fA-F]{1,4}|(?:[\da-fA-F]{1,4}:){1,7}:|(?:[\da-fA-F]{1,4}:){1,6}:[\da-fA-F]{1,4}|(?:[\da-fA-F]{1,4}:){1,5}(?::[\da-fA-F]{1,4}){1,2}|(?:[\da-fA-F]{1,4}:){1,4}(?::[\da-fA-F]{1,4}){1,3}|(?:[\da-fA-F]{1,4}:){1,3}(?::[\da-fA-F]{1,4}){1,4}|(?:[\da-fA-F]{1,4}:){1,2}(?::[\da-fA-F]{1,4}){1,5}|[\da-fA-F]{1,4}:(?::[\da-fA-F]{1,4}){1,6}|:(?:(?::[\da-fA-F]{1,4}){1,7}|:)|[Ff][Ee]80:(?::[\da-fA-F]{0,4}){0,4}%[\da-zA-Z]+|::(?:[Ff]{4}(?::0{1,4})?:)?(?:(?:25[0-5]|(?:2[0-4]|1?\d)?\d)\.){3}(?:25[0-5]|(?:2[0-4]|1?\d)?\d)|(?:[\da-fA-F]{1,4}:){1,4}:(?:(?:25[0-5]|(?:2[0-4]|1?\d)?\d)\.){3}(?:25[0-5]|(?:2[0-4]|1?\d)?\d))$/u;
 
 /**
  * [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) date regex.
@@ -144,21 +155,27 @@ export const ISRC_REGEX: RegExp =
 
 /**
  * [MAC](https://en.wikipedia.org/wiki/MAC_address) 48 bit regex.
+ *
+ * Hint: We decided against the `i` flag for better JSON Schema compatibility.
  */
 export const MAC48_REGEX: RegExp =
-  /^(?:[\da-f]{2}:){5}[\da-f]{2}$|^(?:[\da-f]{2}-){5}[\da-f]{2}$|^(?:[\da-f]{4}\.){2}[\da-f]{4}$/iu;
+  /^(?:[\da-fA-F]{2}:){5}[\da-fA-F]{2}$|^(?:[\da-fA-F]{2}-){5}[\da-fA-F]{2}$|^(?:[\da-fA-F]{4}\.){2}[\da-fA-F]{4}$/u;
 
 /**
  * [MAC](https://en.wikipedia.org/wiki/MAC_address) 64 bit regex.
+ *
+ * Hint: We decided against the `i` flag for better JSON Schema compatibility.
  */
 export const MAC64_REGEX: RegExp =
-  /^(?:[\da-f]{2}:){7}[\da-f]{2}$|^(?:[\da-f]{2}-){7}[\da-f]{2}$|^(?:[\da-f]{4}\.){3}[\da-f]{4}$|^(?:[\da-f]{4}:){3}[\da-f]{4}$/iu;
+  /^(?:[\da-fA-F]{2}:){7}[\da-fA-F]{2}$|^(?:[\da-fA-F]{2}-){7}[\da-fA-F]{2}$|^(?:[\da-fA-F]{4}\.){3}[\da-fA-F]{4}$|^(?:[\da-fA-F]{4}:){3}[\da-fA-F]{4}$/u;
 
 /**
  * [MAC](https://en.wikipedia.org/wiki/MAC_address) regex.
+ *
+ * Hint: We decided against the `i` flag for better JSON Schema compatibility.
  */
 export const MAC_REGEX: RegExp =
-  /^(?:[\da-f]{2}:){5}[\da-f]{2}$|^(?:[\da-f]{2}-){5}[\da-f]{2}$|^(?:[\da-f]{4}\.){2}[\da-f]{4}$|^(?:[\da-f]{2}:){7}[\da-f]{2}$|^(?:[\da-f]{2}-){7}[\da-f]{2}$|^(?:[\da-f]{4}\.){3}[\da-f]{4}$|^(?:[\da-f]{4}:){3}[\da-f]{4}$/iu;
+  /^(?:[\da-fA-F]{2}:){5}[\da-fA-F]{2}$|^(?:[\da-fA-F]{2}-){5}[\da-fA-F]{2}$|^(?:[\da-fA-F]{4}\.){2}[\da-fA-F]{4}$|^(?:[\da-fA-F]{2}:){7}[\da-fA-F]{2}$|^(?:[\da-fA-F]{2}-){7}[\da-fA-F]{2}$|^(?:[\da-fA-F]{4}\.){3}[\da-fA-F]{4}$|^(?:[\da-fA-F]{4}:){3}[\da-fA-F]{4}$/u;
 
 /**
  * [Nano ID](https://github.com/ai/nanoid) regex.
@@ -193,6 +210,8 @@ export const ULID_REGEX: RegExp = /^[\da-hjkmnp-tv-zA-HJKMNP-TV-Z]{26}$/u;
 
 /**
  * [UUID](https://en.wikipedia.org/wiki/Universally_unique_identifier) regex.
+ *
+ * Hint: We decided against the `i` flag for better JSON Schema compatibility.
  */
 export const UUID_REGEX: RegExp =
-  /^[\da-f]{8}(?:-[\da-f]{4}){3}-[\da-f]{12}$/iu;
+  /^[\da-fA-F]{8}(?:-[\da-fA-F]{4}){3}-[\da-fA-F]{12}$/u;

packages/to-json-schema/CHANGELOG.md

@@ -2,6 +2,14 @@
 
 All notable changes to the library will be documented in this file.
 
+## vX.X.X (Month DD, YYYY)
+
+- Add support for `never` schema (pull request #1430)
+- Add support for `endsWith`, `gtValue`, `hash`, `includes`, `isoTimeSecond`, `isoWeek`, `isrc`, `ltValue`, `mac`, `mac48`, `mac64`, `notValue`, `notValues`, `rfcEmail`, `safeInteger`, `slug`, `startsWith` and `values` actions (pull request #1430)
+- Add JSON compatibility validation for the requirements of `value`, `values`, `notValue` and `notValues` actions (pull request #1430)
+- Add inferred `type` for `enum` and `picklist` schemas (pull request #1430)
+- Change Valibot peer dependency to v1.3.0
+
 ## v1.5.0 (December 11, 2025)
 
 - Add support for JSON Schema draft-2020-12 and OpenAPI 3.0 Schema Object format