import * as __ctHelpers from "commontools"; import { computed, fetchData, ifElse, recipe, UI } from "commontools"; // Tests ifElse where ifTrue is explicitly undefined // This pattern is common: ifElse(pending, undefined, { result }) // The transformer must handle this correctly - the undefined is a VALUE, not a missing argument export default recipe({ type: "object", properties: {}, additionalProperties: false } as const satisfies __ctHelpers.JSONSchema, { type: "object", properties: { $UI: { $ref: "#/$defs/Element" } }, required: ["$UI"], $defs: { Element: { type: "object", properties: { type: { type: "string", "enum": ["vnode"] }, name: { type: "string" }, props: { $ref: "#/$defs/Props" }, children: { $ref: "#/$defs/RenderNode" }, $UI: { $ref: "#/$defs/VNode" } }, required: ["type", "name", "props"] }, VNode: { type: "object", properties: { type: { type: "string", "enum": ["vnode"] }, name: { type: "string" }, props: { $ref: "#/$defs/Props" }, children: { $ref: "#/$defs/RenderNode" }, $UI: { $ref: "#/$defs/VNode" } }, required: ["type", "name", "props"] }, RenderNode: { anyOf: [{ type: "string" }, { type: "number" }, { type: "boolean", "enum": [false] }, { type: "boolean", "enum": [true] }, { $ref: "#/$defs/VNode" }, { type: "object", properties: {} }, { type: "array", items: { $ref: "#/$defs/RenderNode" } }] }, Props: { type: "object", properties: {}, additionalProperties: { anyOf: [{ type: "string" }, { type: "number" }, { type: "boolean", "enum": [false] }, { type: "boolean", "enum": [true] }, { type: "object", additionalProperties: true }, { type: "array", items: true }, { asCell: true }, { asStream: true }, { type: "null" }] } } } } as const satisfies __ctHelpers.JSONSchema, () => { const { pending, result } = fetchData({ url: "/api/data", mode: "text", }); // Pattern 1: undefined as ifTrue (waiting state returns nothing) const output1 = ifElse({ type: "boolean" } as const satisfies __ctHelpers.JSONSchema, true as const satisfies __ctHelpers.JSONSchema, { type: "object", properties: { result: { asOpaque: true } }, required: ["result"] } as const satisfies __ctHelpers.JSONSchema, { type: "object", properties: { result: { asOpaque: true } }, required: ["result"], asOpaque: true } as const satisfies __ctHelpers.JSONSchema, __ctHelpers.derive({ type: "object", properties: { pending: { type: "boolean", asOpaque: true }, result: { asOpaque: true } }, required: ["pending", "result"] } as const satisfies __ctHelpers.JSONSchema, { anyOf: [{ type: "boolean", "enum": [false] }, { type: "boolean", asOpaque: true }] } as const satisfies __ctHelpers.JSONSchema, { pending: pending, result: result }, ({ pending, result }) => pending || !result), undefined, { result }); // Pattern 2: undefined as ifFalse (error state returns nothing) const output2 = ifElse({ type: "boolean" } as const satisfies __ctHelpers.JSONSchema, { type: "object", properties: { data: { asOpaque: true } }, required: ["data"] } as const satisfies __ctHelpers.JSONSchema, true as const satisfies __ctHelpers.JSONSchema, { type: "object", properties: { data: { asOpaque: true } }, required: ["data"], asOpaque: true } as const satisfies __ctHelpers.JSONSchema, __ctHelpers.derive({ type: "object", properties: { result: { asOpaque: true } }, required: ["result"] } as const satisfies __ctHelpers.JSONSchema, { type: "boolean" } as const satisfies __ctHelpers.JSONSchema, { result: result }, ({ result }) => !!result), { data: result }, undefined); return { [UI]: (