feat(schema): scaffold effect-to-zod bridge (#17273)

packages/opencode/test/util/effect-zod.test.ts

@@ -0,0 +1,61 @@
+import { describe, expect, test } from "bun:test"
+import { Schema } from "effect"
+
+import { zod } from "../../src/util/effect-zod"
+
+describe("util.effect-zod", () => {
+  test("converts class schemas for route dto shapes", () => {
+    class Method extends Schema.Class<Method>("ProviderAuthMethod")({
+      type: Schema.Union([Schema.Literal("oauth"), Schema.Literal("api")]),
+      label: Schema.String,
+    }) {}
+
+    const out = zod(Method)
+
+    expect(out.meta()?.ref).toBe("ProviderAuthMethod")
+    expect(
+      out.parse({
+        type: "oauth",
+        label: "OAuth",
+      }),
+    ).toEqual({
+      type: "oauth",
+      label: "OAuth",
+    })
+  })
+
+  test("converts structs with optional fields, arrays, and records", () => {
+    const out = zod(
+      Schema.Struct({
+        foo: Schema.optional(Schema.String),
+        bar: Schema.Array(Schema.Number),
+        baz: Schema.Record(Schema.String, Schema.Boolean),
+      }),
+    )
+
+    expect(
+      out.parse({
+        bar: [1, 2],
+        baz: { ok: true },
+      }),
+    ).toEqual({
+      bar: [1, 2],
+      baz: { ok: true },
+    })
+    expect(
+      out.parse({
+        foo: "hi",
+        bar: [1],
+        baz: { ok: false },
+      }),
+    ).toEqual({
+      foo: "hi",
+      bar: [1],
+      baz: { ok: false },
+    })
+  })
+
+  test("throws for unsupported tuple schemas", () => {
+    expect(() => zod(Schema.Tuple([Schema.String, Schema.Number]))).toThrow("unsupported effect schema")
+  })
+})