marriage/test-cond.js

const fs = require('fs');
const ts = require('typescript');

// Compile conditional-rules.ts on the fly
const source = fs.readFileSync('src/lib/conditional-rules.ts', 'utf8');
const result = ts.transpileModule(source, { compilerOptions: { module: ts.ModuleKind.CommonJS }});
fs.writeFileSync('conditional-rules.js', result.outputText);

const rules = require('./conditional-rules.js');

const answers = {
  "family_background.parents_survival_status": {
    value: "both_parents_are_alive",
    option_id: "family_background.parents_survival_status.both_parents_are_alive"
  }
};

const visibility = {
  operator: "any_of",
  parent_question_id: "family_background.parents_survival_status",
  trigger_option_ids: ["family_background.parents_survival_status.both_parents_are_alive"],
  clear_answer_when_hidden: true
};

const context = { age: 25, gender: 'male' };

const isVisible = rules.ruleMatches(visibility, answers, context);
console.log("Is parents_marital_status visible?", isVisible);