feat: Add fork of json-schema-to-zod (no-changelog) (#11228)

packages/@n8n/json-schema-to-zod/src/parsers/parse-string.ts

@@ -0,0 +1,58 @@
+import { z } from 'zod';
+
+import type { JsonSchemaObject } from '../types';
+import { extendSchemaWithMessage } from '../utils/extend-schema';
+
+export const parseString = (jsonSchema: JsonSchemaObject & { type: 'string' }) => {
+	let zodSchema = z.string();
+
+	zodSchema = extendSchemaWithMessage(zodSchema, jsonSchema, 'format', (zs, format, errorMsg) => {
+		switch (format) {
+			case 'email':
+				return zs.email(errorMsg);
+			case 'ip':
+				return zs.ip(errorMsg);
+			case 'ipv4':
+				return zs.ip({ version: 'v4', message: errorMsg });
+			case 'ipv6':
+				return zs.ip({ version: 'v6', message: errorMsg });
+			case 'uri':
+				return zs.url(errorMsg);
+			case 'uuid':
+				return zs.uuid(errorMsg);
+			case 'date-time':
+				return zs.datetime({ offset: true, message: errorMsg });
+			case 'time':
+				return zs.time(errorMsg);
+			case 'date':
+				return zs.date(errorMsg);
+			case 'binary':
+				return zs.base64(errorMsg);
+			case 'duration':
+				return zs.duration(errorMsg);
+			default:
+				return zs;
+		}
+	});
+
+	zodSchema = extendSchemaWithMessage(zodSchema, jsonSchema, 'contentEncoding', (zs, _, errorMsg) =>
+		zs.base64(errorMsg),
+	);
+	zodSchema = extendSchemaWithMessage(zodSchema, jsonSchema, 'pattern', (zs, pattern, errorMsg) =>
+		zs.regex(new RegExp(pattern), errorMsg),
+	);
+	zodSchema = extendSchemaWithMessage(
+		zodSchema,
+		jsonSchema,
+		'minLength',
+		(zs, minLength, errorMsg) => zs.min(minLength, errorMsg),
+	);
+	zodSchema = extendSchemaWithMessage(
+		zodSchema,
+		jsonSchema,
+		'maxLength',
+		(zs, maxLength, errorMsg) => zs.max(maxLength, errorMsg),
+	);
+
+	return zodSchema;
+};