fix(typescript-zod): validate date and time formats

Author: schani

packages/quicktype-core/src/language/TypeScriptZod/TypeScriptZodRenderer.ts

@@ -200,8 +200,17 @@ export class TypeScriptZodRenderer extends ConvenienceRenderer {
                 return ["z.union([", ...arrayIntercalate(", ", children), "])"];
             },
             (_transformedStringType) => {
+                if (_transformedStringType.kind === "date") {
+                    return `z.string().regex(/^\\d{4}-(?:0[1-9]|1[0-2])-(?:[0-2]\\d|3[01])$/).refine(value => {
+    const parsed = Date.parse(`${value}T00:00:00Z`);
+    return Number.isFinite(parsed) && new Date(parsed).toISOString().slice(0, 10) === value;
+})`;
+                }
+                if (_transformedStringType.kind === "time") {
+                    return "z.string().regex(/^(?:[01]\\d|2[0-3]):[0-5]\\d:(?:[0-5]\\d|60)(?:\\.\\d+)?(?:Z|[+-](?:[01]\\d|2[0-3]):[0-5]\\d)$/i)";
+                }
                 if (_transformedStringType.kind === "date-time") {
-                    return "z.string().pipe(z.coerce.date())";
+                    return "z.string().refine(value => z.string().datetime({ offset: true }).safeParse(value.toUpperCase()).success).pipe(z.coerce.date())";
                 }
                 if (_transformedStringType.kind === "uuid") {
                     return "z.string().uuid()";

packages/quicktype-core/src/language/TypeScriptZod/language.ts

@@ -43,6 +43,8 @@ export class TypeScriptZodTargetLanguage extends TargetLanguage<
         const mapping: Map<TransformedStringTypeKind, PrimitiveStringTypeKind> =
             new Map();
         const dateTimeType = "date-time";
+        mapping.set("date", "date");
+        mapping.set("time", "time");
         mapping.set("date-time", dateTimeType);
         mapping.set("uuid", "uuid");
         mapping.set("bool-string", "bool-string");

test/inputs/schema/date-time.5.fail.date.json

@@ -0,0 +1,7 @@
+{
+  "date": "2023-02-29",
+  "time": "23:20:50.52Z",
+  "date-time": "2018-08-13T21:31:01+01:00",
+  "union-array": ["1985-04-12", "23:20:50.52Z"],
+  "complex-union-array": ["2018-08-13T21:31:01+00:10", "foo", 123]
+}

test/inputs/schema/date-time.6.fail.time.json

@@ -0,0 +1,7 @@
+{
+  "date": "1985-04-12",
+  "time": "29:99:99Z",
+  "date-time": "2018-08-13T21:31:01+01:00",
+  "union-array": ["1985-04-12", "23:20:50.52Z"],
+  "complex-union-array": ["2018-08-13T21:31:01+00:10", "foo", 123]
+}

test/inputs/schema/date-time.7.json

@@ -0,0 +1,7 @@
+{
+  "date": "2024-02-29",
+  "time": "23:59:59.999z",
+  "date-time": "2024-02-29t00:00:00z",
+  "union-array": ["2024-02-29", "00:00:00Z"],
+  "complex-union-array": ["2024-02-29T23:59:59.999Z", "bar", -1]
+}

test/inputs/schema/date-time.8.fail.date-time.json

@@ -0,0 +1,7 @@
+{
+  "date": "1985-04-12",
+  "time": "23:20:50.52Z",
+  "date-time": "1",
+  "union-array": ["1985-04-12", "23:20:50.52Z"],
+  "complex-union-array": ["2018-08-13T21:31:01+00:10", "foo", 123]
+}

test/languages.ts

@@ -1736,6 +1736,8 @@ export const TypeScriptZodLanguage: Language = {
         "union",
         "no-defaults",
         "date-time",
+        "date",
+        "time",
         "uuid",
         "bool-string",
         "integer-string",