@xec-sh/core/dist/utils/runtime-detect.js

Universal shell execution engine

export class RuntimeDetector {
    static { this._runtime = null; }
    static { this._bunVersion = null; }
    static detect() {
        if (this._runtime) {
            return this._runtime;
        }
        if (typeof globalThis.Bun !== 'undefined' && globalThis.Bun) {
            this._runtime = 'bun';
            this._bunVersion = globalThis.Bun.version;
            return 'bun';
        }
        if (typeof globalThis.Deno !== 'undefined' && globalThis.Deno) {
            this._runtime = 'deno';
            return 'deno';
        }
        this._runtime = 'node';
        return 'node';
    }
    static getBunVersion() {
        if (this._bunVersion !== null) {
            return this._bunVersion;
        }
        const runtime = this.detect();
        if (runtime === 'bun' && globalThis.Bun) {
            this._bunVersion = globalThis.Bun.version;
            return this._bunVersion;
        }
        return null;
    }
    static hasFeature(feature) {
        const runtime = this.detect();
        if (runtime === 'bun') {
            const bunGlobal = globalThis.Bun;
            if (!bunGlobal)
                return false;
            switch (feature) {
                case 'spawn':
                    return typeof bunGlobal.spawn === 'function';
                case 'serve':
                    return typeof bunGlobal.serve === 'function';
                case 'sqlite':
                    return typeof bunGlobal.SQLite === 'function';
            }
        }
        if (runtime === 'node') {
            switch (feature) {
                case 'spawn':
                    return true;
                default:
                    return false;
            }
        }
        return false;
    }
    static isNode() {
        return this.detect() === 'node';
    }
    static isBun() {
        return this.detect() === 'bun';
    }
    static isDeno() {
        return this.detect() === 'deno';
    }
    static reset() {
        this._runtime = null;
        this._bunVersion = null;
    }
}
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