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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,75 +1,28 @@ | ||
| import { scope, type } from "arktype" | ||
| import { Disjoint } from "../schema/shared/disjoint.ts" | ||
| import { buildApi, jsDocGen } from "./jsDocGen.ts" | ||
| import { type } from "arktype" | ||
|
|
||
| // type stats on attribute removal merge 12/18/2024 | ||
| // { | ||
| // "checkTime": 10.98, | ||
| // "types": 409252, | ||
| // "instantiations": 5066185 | ||
| // } | ||
|
|
||
| const uniqueStrings = type("string[]").narrow((arr, ctx) => { | ||
| const seen: Record<string, number> = {} | ||
| for (let i = 0; i < arr.length; i++) { | ||
| if (arr[i] in seen) { | ||
| return ctx.reject({ | ||
| expected: "a unique string", | ||
| actual: `a duplicate of '${arr[i]}' at index ${seen[arr[i]]}`, | ||
| relativePath: [i] | ||
| }) | ||
| } else seen[arr[i]] = i | ||
| const user = type({ | ||
| name: "string", | ||
| projects: "string[]", | ||
| nested: { | ||
| nested2: { | ||
| key: "string.numeric.parse | number" | ||
| } | ||
| } | ||
| return true | ||
| }) | ||
|
|
||
| // const notFoo = type.string.narrow((s, ctx) => { | ||
| // if (s !== "foo") return true | ||
| // // ["names", 1] | ||
| // console.warn(ctx.path) | ||
| // return ctx.mustBe("not foo") | ||
| // }) | ||
|
|
||
| // const obj = type({ | ||
| // names: notFoo.array() | ||
| // }) | ||
|
|
||
| // // ArkErrors: names[1] must be not foo (was "foo") | ||
| // obj({ names: ["bar", "foo"] }) | ||
|
|
||
| const closedObjectScope = scope( | ||
| { | ||
| user: { | ||
| name: "string" | ||
| } | ||
| }, | ||
| { | ||
| onUndeclaredKey: "reject" | ||
| } | ||
| ) | ||
| const types = closedObjectScope.export() | ||
| types.user({ name: "Alice", age: 99 }).toString() //? | ||
| user.extends({ name: "string" }) //? | ||
|
|
||
| const user = type({ | ||
| password: "string >= 8" | ||
| }).configure({ | ||
| message: ctx => | ||
| `${ctx.propString || "(root)"}: ${ctx.actual} isn't ${ctx.expected}` | ||
| const out = user({ | ||
| name: "Josh Goldberg", | ||
| projects: ["typescript-eslint", "mocha", 999] | ||
| }) | ||
| // ArkErrors: (root): a string isn't an object | ||
| const out1 = user("ez123") | ||
| // but `.configure` only applies shallowly, so the nested error isn't changed! | ||
| // ArkErrors: password must be at least length 8 (was 5) | ||
| const out2 = user({ password: "ez123" }) | ||
|
|
||
| const mod = type.module( | ||
| { isEven: "number%2" }, | ||
| { | ||
| divisor: { | ||
| expected: ctx => `% ${ctx.rule} !== 0`, | ||
| problem: ctx => `${ctx.actual} ${ctx.expected}` | ||
| } | ||
| } | ||
| ) | ||
| // ArkErrors: 3 % 2 !== 0 | ||
| mod.isEven(3) | ||
| if (out instanceof type.errors) { | ||
| console.log(`Encountered ${out.length} errors:`) | ||
| console.log(out.summary) | ||
| } else { | ||
| console.log(`Valid result:`) | ||
| console.log(out) | ||
| } | ||
|
|
||
| console.log(user.expression) |
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