moea

;; NB there is a bug when switching between circles/ellipses.  Anyone spot it?

(ns perturb.arcs
  (:require [perturb.util
             :refer [cos
                     sin
                     PI
                     TAU
                     avg
                     rad

moea

(ns perturb.interp)

(defn pts->path [pts]
  (flatten
   (into [(into ["M"] (first pts))]
     (for [pt (rest pts)]
       (into ["L"] pt)))))

(let [v 6
      c (fn cubic [[x0 y0] [x1 y1] [x2 y2] [x3 y3]]

moea

#!/usr/bin/env python3
from oso import Oso, Relation
from dataclasses import dataclass
from functools import partial

policy = """
actor User {

}

moea

#!/usr/bin/env python3
from oso import Oso, Relation
from dataclasses import dataclass
from functools import partial

policy = """
actor User {
  relations = {groups: Group};
}

moea

#!/usr/bin/env python3
from oso import Oso, Relation
from dataclasses import dataclass
from functools import partial

policy = """
actor User {}

resource Group {
    relations = {network: Network};

moea

(ns forestry.rb
  (:require [clojure.core.match   :refer [match]]
            [forestry.node :as n])
  (:refer-clojure :exclude [find key val replace]))

(defprotocol -RedBlackNode
  (color   [node])
  (blacken [node])
  (-add     [node k v])
  (balance [node])

moea

(ns abci.example.kv
  (:require [abci.host            :as host]
            [abci.host.middleware :as mw]
            [datahike.core        :as dc]
            [datahike.tools       :as d.tools]
            [datahike.api         :as d]
            [konserve.core        :as k]
            [hasch.core           :as h]
            [taoensso.timbre      :as log])
  (:gen-class))

moea

(ns replicate.tree
   [clojure.walk
    :refer [postwalk]]))

(defprotocol NodeStore
  (persist [store node])
  (fetch   [store node-hash]))

(defprotocol Node
  (insert [node k store])

moea

(ns invariant.datahike-scratch
  (:refer-clojure :exclude [+])
  (:require [invariant.datahike
             :refer [+]]
            [datahike.api  :as d]
            [datahike.core :as dc]))

(defn query [q conn tx]
  (d/q q
       @conn

moea

                        
;; I would suggest that we use either 'datopia' or 'datopia.db' as the namespace
;; for the schemas, rather than 'db'.  For users, I suspect 'db' will seem arbitrary 
;; and incongruous (as it does to me, in this context).

#:datopia {:attribute  :datopia.ednt/balance
           :schema     #:db {:cardinality :db.cardinality/one
                             :valueType   :db.type/bigdec}
           :invariant  <inline query graph as map of keyword -> query,
                        or maybe just inline query, initially.  having