Function annotate

packages/printer/test/doc.test.ts:557–558

(self: Doc.Doc<A>)

  describe.concurrent("reactive/conditional combinators", () => {
    it("width", () => {
      const annotate = <A>(self: Doc.Doc<A>): Doc.Doc<A> =>
        Doc.width(Doc.squareBracketed(self), (w) => Doc.text(` <- width: ${w}`))

      const docs = [
        Doc.text("---"),