37 lines
744 B
JavaScript
37 lines
744 B
JavaScript
// bin/syndicatec compiler/demo-bankaccount.js | node
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var Syndicate = require('./src/main.js');
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assertion type account(balance);
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message type deposit(amount);
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ground dataspace {
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spawn {
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field this.balance = 0;
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assert account(this.balance);
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dataflow {
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console.log("Balance inside account is", this.balance);
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}
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on message deposit($amount) {
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this.balance += amount;
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}
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}
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spawn {
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on asserted account($balance) {
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console.log("Balance is now", balance);
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}
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}
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spawn {
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on start {
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console.log("Waiting for account.");
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}
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stop on asserted Syndicate.observe(deposit(_)) {
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console.log("Account became ready.");
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:: deposit(+100);
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:: deposit(-30);
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}
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}
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}
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