calcium-lang/dist/command/while.js

Calcium language interpreter

import { Block, Kind, Result } from "../runtime/block";
import retrieveValue from "../util/retrieveValue";
/**
 * `while` loop
 */
export default class While {
    /**
     *
     * @param condition if the value is `True`, then continue the loop
     */
    constructor(condition) {
        this.condition = condition;
    }
    execute(env) {
        const block = new Block(Kind.While, env.address, (env) => {
            const value = retrieveValue(this.condition, env);
            return value ? true : false;
        }, (env) => {
            block.willEnter(env);
            return Result.Jumpped;
        });
        block.willEnter(env);
    }
}
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