jatg/dist/cli/promptVariables.js

Just Another Template Generator

import prompts from 'prompts';
import { JatgError } from '../models/jatg-error.js';
export async function promptVariables(templates) {
    const values = new Map();
    for (const template of templates) {
        for (const variable of template.variables) {
            if (values.has(variable.variable))
                continue;
            const value = await promptVariable(variable);
            values.set(variable.variable, value.toString());
        }
    }
    return values;
}
function validateValue(variable, value) {
    if (!variable.allowEmpty && typeof value === 'string' && !value)
        return 'The value cannot be empty';
    if (value && variable.choices && variable.choices.length > 0 && !variable.choices.includes(value.toString()))
        return 'The value must be a valid option';
    return true;
}
async function promptVariable(variable) {
    const envValue = process.env['JATG_VARIABLE_' + variable.variable.toUpperCase()];
    if (envValue && validateValue(variable, envValue) === true)
        return envValue;
    const hasChoices = variable.choices && variable.choices.length > 0;
    const { value } = await prompts({
        name: 'value',
        message: variable.name || variable.variable,
        hint: variable.description,
        type: hasChoices ? 'select' : (variable.type === 'number' ? 'number' : 'text'),
        choices: hasChoices ? variable.choices?.map(choice => ({
            value: choice,
            title: choice,
        })) : undefined,
        initial: validateValue(variable, variable.initial) === true ? variable.initial : undefined,
        validate: value => validateValue(variable, value),
    }, {
        onCancel: () => { throw new JatgError('Generation canceled'); }
    });
    return value;
}
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