pascal-utils/lib/checkCompiler.js

Utility functions for compilation of simple pascal programs, with the Free Pascal compiler, in Node.js.

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
const childProcess = __importStar(require("child_process"));
const compilerNotFoundError_1 = __importDefault(require("./errors/compilerNotFoundError"));
const isVersionString_1 = __importDefault(require("./utils/validation/isVersionString"));
/**
 * Checks whether the Free Pascal compiler is present in the system path.
 * @category Compiler Detection
 * @param {string} compilerName - The name of the compiler executable.
 * @returns {Promise<{version: string}>}
 * @throws {@link CompilerNotFoundError} if no compiler is found.
 */
function checkCompiler(compilerName = 'fpc') {
    return new Promise((resolve, reject) => {
        childProcess.exec(`${compilerName} -iV`, (error, stdout) => {
            if (error) {
                reject(new compilerNotFoundError_1.default());
            }
            const version = stdout.trim();
            if ((0, isVersionString_1.default)(version)) {
                resolve({ version });
            }
            reject(new compilerNotFoundError_1.default());
        });
    });
}
exports.default = checkCompiler;
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