Not logged in.  Login/Logout/Register | List snippets | | Create snippet | Upload image | Upload data

37
LINES

< > BotCompany Repo | #1025428 - Propositions to objects, step 3: infer a variable (dev.)

JavaX source code (desktop) - run with: x30.jar

!7

replace Var with ValuelessVar.
replace VarMap with Map<Var, O>.

abstract sclass Prop implements IStatement, IFieldsToList {}

static withToList record $HappensBefore$<A, B>(A event1, B event2) extends Prop {}
static withToList record $HappensAtDay$<A, B>(A event, B y) extends Prop {}
static withToList record $LessThan$<A, B>(A x, B y) extends Prop {}
static withToList record $BiggerThanOrEqualTo$<A, B>(A x, B y) extends Prop {}
static withToList record $AnyIntBiggerThan(O x) {}
static withToList record $is$(O a, O b) {}

// full define $LessThan(int x, int y) = x < y;
static Bool checkProposition(Prop p) {
  if p is $LessThan$(int x, int y) { ret x < y; }
  if p is $BiggerThanOrEqualTo$(int x, int y) {
    ret not(checkProposition($LessThan$(x, y)));
  }
  null;
}

static VarMap fillVariablesInProposition(Prop p) {
  if p is $LessThan$(int x, Var y) {
    $AnyIntBiggerThan
  }
}

p-exp {
  assertEqualsVerbose(true, checkProposition($LessThan$(1, 5)));
  assertEqualsVerbose(false, checkProposition($LessThan$(5, 1)));
  assertEqualsVerbose(null, checkProposition($LessThan$("what", "ever")));
  assertEqualsVerbose(false, checkProposition($BiggerThanOrEqualTo$(1, 5)));
  assertEqualsVerbose(true, checkProposition($BiggerThanOrEqualTo$(5, 1)));
  assertEqualsVerbose(null, checkProposition($BiggerThanOrEqualTo$("what", "ever")));
}

Author comment

Began life as a copy of #1025427

download  show line numbers  debug dex   

Travelled to 4 computer(s): bhatertpkbcr, mqqgnosmbjvj, pzhvpgtvlbxg, tvejysmllsmz

No comments. add comment

Snippet ID: #1025428
Snippet name: Propositions to objects, step 3: infer a variable (dev.)
Eternal ID of this version: #1025428/1
Text MD5: 125112ed91b23e05c093ee8f9b2dd223
Author: stefan
Category: javax / a.i.
Type: JavaX source code (desktop)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2019-09-28 23:28:26
Source code size: 1388 bytes / 37 lines
Pitched / IR pitched: No / No
Views / Downloads: 13 / 17
Referenced in: [show references]

Formerly at http://tinybrain.de/1025428 & http://1025428.tinybrain.de