loglow/dist/index.mjs

A flexible logging utility for Node.js, offering customizable color, style, and timestamp options for enhanced console output.

var __defProp = Object.defineProperty;
var __getOwnPropSymbols = Object.getOwnPropertySymbols;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __propIsEnum = Object.prototype.propertyIsEnumerable;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __spreadValues = (a, b) => {
  for (var prop in b || (b = {}))
    if (__hasOwnProp.call(b, prop))
      __defNormalProp(a, prop, b[prop]);
  if (__getOwnPropSymbols)
    for (var prop of __getOwnPropSymbols(b)) {
      if (__propIsEnum.call(b, prop))
        __defNormalProp(a, prop, b[prop]);
    }
  return a;
};

// src/index.ts
var LogColor = /* @__PURE__ */ ((LogColor2) => {
  LogColor2["Red"] = "\x1B[31m";
  LogColor2["Green"] = "\x1B[32m";
  LogColor2["Yellow"] = "\x1B[33m";
  LogColor2["Blue"] = "\x1B[34m";
  LogColor2["Magenta"] = "\x1B[35m";
  LogColor2["Cyan"] = "\x1B[36m";
  LogColor2["White"] = "\x1B[37m";
  return LogColor2;
})(LogColor || {});
var LogStyle = /* @__PURE__ */ ((LogStyle2) => {
  LogStyle2["Reset"] = "\x1B[0m";
  LogStyle2["Bold"] = "\x1B[1m";
  LogStyle2["Dim"] = "\x1B[2m";
  LogStyle2["Italic"] = "\x1B[3m";
  LogStyle2["Underscore"] = "\x1B[4m";
  LogStyle2["Blink"] = "\x1B[5m";
  LogStyle2["Reverse"] = "\x1B[7m";
  return LogStyle2;
})(LogStyle || {});
var Loglow = class {
  constructor() {
    this.data = [];
  }
  /**
   * Adds a message log entry with optional styling.
   * @param {...unknown[]} messages - One or more messages or data to log.
   * @returns {this} The instance of Loglow for chaining.
   */
  add(...messages) {
    this.data.push({
      type: "message" /* Message */,
      data: messages
    });
    return this;
  }
  /**
   * Adds a timestamp log entry with an optional color or style.
   * @param {LogColor | LogStyle} [color=LogStyle.Reset] - The color or style of the timestamp.
   * @returns {this} The instance of Loglow for chaining.
   */
  addTimestamp(color = "\x1B[0m" /* Reset */) {
    this.data.push({
      type: "timestamp" /* Timestamp */,
      color,
      data: (/* @__PURE__ */ new Date()).toISOString()
    });
    return this;
  }
  /**
   * Adds a newline log entry.
   * @returns {this} The instance of Loglow for chaining.
   */
  addNewline() {
    this.data.push({ type: "newline" /* Newline */ });
    return this;
  }
  /**
   * Checks if a given value is a valid LogColor or LogStyle.
   * @private
   * @param {string} value - The value to check.
   * @returns {boolean} True if the value is a valid LogColor or LogStyle, false otherwise.
   */
  isLogColorOrStyle(value) {
    return Object.values(__spreadValues(__spreadValues({}, LogColor), LogStyle)).includes(
      value
    );
  }
  /**
   * Prints the log entries to the console with appropriate formatting.
   */
  print() {
    let output = "";
    this.data.forEach((item) => {
      switch (item.type) {
        case "newline" /* Newline */:
          output += "\n";
          break;
        case "timestamp" /* Timestamp */:
          output += `${item.color}${item.data}${"\x1B[0m" /* Reset */}`;
          break;
        case "message" /* Message */:
          let accMessage = "";
          let count = 0;
          if (typeof item.data === "string") {
            output += `${item.data}`;
            break;
          }
          item.data.forEach((data) => {
            if (typeof data === "string" && this.isLogColorOrStyle(data)) {
              accMessage += `${data}`;
            } else {
              if (count > 0) {
                accMessage += " ";
              }
              accMessage += `${data}`;
              count++;
            }
          });
          output += `${accMessage}${"\x1B[0m" /* Reset */}`;
          if (item.data.length > 0) {
            output += " ";
          }
          break;
      }
    });
    console.log(output);
  }
};
export {
  LogColor,
  LogStyle,
  Loglow
};
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