askeroo/dist/examples/onsubmit-return-value.js

A modern CLI prompt library with flow control, history navigation, and conditional prompts

import { ask } from "../src/index.js";
async function onSubmitReturnValueExample() {
    console.log("=== onSubmit Return Value Example ===\n");
    console.log("This example demonstrates how onSubmit callbacks can transform submitted values.\n");
    const result = await ask(async ({ text, radio, multi, confirm }) => {
        // Text input with onSubmit callback that transforms the value
        const name = await text({
            label: "What's your name?",
            onSubmit: (value) => {
                console.log(`Original text: "${value}"`);
                // Transform to uppercase
                return value.toUpperCase();
            },
        });
        // Radio input with onSubmit callback that transforms the value
        const color = await radio({
            label: "What's your favorite color?",
            options: [
                { value: "red", label: "Red" },
                { value: "blue", label: "Blue" },
                { value: "green", label: "Green" },
            ],
            onSubmit: (value) => {
                console.log(`Original radio: "${value}"`);
                // Transform to a different format
                return `color_${value}`;
            },
        });
        // Multi-select with onSubmit callback that transforms the values
        const hobbies = await multi({
            label: "What are your hobbies?",
            options: ["Reading", "Gaming", "Cooking", "Sports", "Music"],
            onSubmit: (values) => {
                console.log(`Original multi: [${values.join(", ")}]`);
                // Transform to uppercase and add prefix
                return values.map((hobby) => `HOBBY_${hobby.toUpperCase()}`);
            },
        });
        // Confirm with onSubmit callback that transforms the value
        const likesPizza = await confirm({
            label: "Do you like pizza?",
            onSubmit: (value) => {
                console.log(`Original confirm: ${value}`);
                // Transform boolean to string
                return value ? "YES" : "NO";
            },
        });
        return { name, color, hobbies, likesPizza };
    });
    console.log("\n=== Final Result (with transformed values) ===");
    console.log(JSON.stringify(result, null, 2));
    console.log("\n✅ All onSubmit callbacks transformed the submitted values!");
}
onSubmitReturnValueExample().catch(console.error);
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