trailmix/utilities

// import fns and style helpers
import {
  messageByFn,
  messageByFnSpread,
  messageByString,
  messageByStringSpread,
  random,
  randomOpts,
  randomStyleFn,
  randomStyleString,
  styles as s,
} from "https://deno.land/x/trailmix@1.0.4/mod.ts";

// random StyleFn Message Functions
console.log(messageByFn("hello", [s.cyan, s.bgRed])); // cyan text, red BG
console.log(messageByFnSpread("test", s.yellow, s.bgRed)); // yellow text, red BG
// random Style Functions
console.log(randomStyleFn("emphasis")); // get a random emphasis typeof StyleFn {(str:string) => string}
console.log(randomStyleString("color")); // get a random color string typeof Style
// random StyleString Message Functions
console.log(messageByString("hello", [randomStyleString("color")])); // random text color
console.log(messageByStringSpread("hello", randomStyleString("bgColor"))); // random background color
console.log(messageByFnSpread("hello", s[randomStyleString("emphasis")])); // call style list with random style fn
console.log(random("hello")); // get random style on this string (50% chance of color/bg/emphasis)
console.log(random("hello", { color: true })); // get random color on this string
console.log(random("hello", randomOpts({ color: true }))); // get random color 100%, (50% chance for others)

// import the class and style helpers
import {
  Color as C,
  styles as s,
} from "https://deno.land/x/trailmix@1.0.4/mod.ts";
import type { Styles } from "https://deno.land/x/trailmix@1.0.4/mod.ts";

// you can use defined or anon functions
function test(str: string) {
  return str + "defined function";
}
const byFnConfAlpha = [
  C.randomStyleFn(), // randoms return a random text color by default
  test,
  C.randomStyleFn("bgColor"),
  (str: string) => {
    // anon functions can be used
    return str + C.random("anon function", { emphasis: true });
  },
];
const rConf = { color: true, bgColor: true, emphasis: false };
const byFnConfBeta = [
  C.stylesMap.color.brightBlue, // stylesMap is ordered by color|bgColor|emphasis
  (str: string) => {
    return str + "anon function";
  },
  C.stylesMap.color.yellow,
  C.stylesMap.bgColor.bgBrightCyan,
  test,
  C.stylesMap.emphasis.strikethrough,
  C.styles.dim, // styles is all in a map
  C.stylesMap.bgColor.bgBrightYellow,
  test,
  (str: string) => {
    return "anon function" + str;
  },
  C.styles.bgBrightYellow,
];
const _sList: Styles[] = ["cyan", "bgMagenta", "underline"]; // list of Style strings
console.log(C.messageByFnSpread("test", ...byFnConfAlpha)); // spread StyleFns
console.log(C.messageByFnSpread("test", ...byFnConfBeta));
console.log(
  C.messageByString("this is not a spring spread", [
    "cyan",
    "bgMagenta",
    "underline",
  ]),
); // no spread
console.log(
  C.messageByStringSpread(
    "a spring spread",
    "green",
    "bgBlack",
    "strikethrough",
  ),
); // spreading Style strings
console.log(
  C.messageByStringSpread("a spring spread again with a var", ..._sList),
);
console.log(C.random("test some string", rConf)); // random function

import { EnvConfig, StringConfig } from "https://deno.land/x/trailmix@1.0.4/mod.ts";

Deno.env.set("DEFAULT_TEST1", "val1"); // set example env var in DEFAULT namespace
// slurp up env vars
console.log(EnvConfig.parseEnv()); // should have { test1: "val1" }
// something more complex
Deno.env.set("DEFAULT_CONSOLE_LEVEL", "DEBUG"); // set log level in DEFAULT namespace
console.log(EnvConfig.parseEnv()); // should have { test1: "val1", console: { level: "DEBUG" } }
// this is good for cmd line arguments (--consoleLevel DEBUG)
console.log(StringConfig.parseEnv({ test1: "val1", consoleLevel: "DEBUG" })); // should have same as above

import { Config, EnvConfig, StringConfig } from "https://deno.land/x/trailmix@1.0.4/mod.ts";

// lets use our own namespace with a config file
const c = await new Config({
  namespace: "TRAILMIX",
  prefix: "trailmixString.config",
}).init();
// inside trailmixString.config.ts/tsx
export default {
  consoleFormat: "json",
};
console.log(new StringConfig(c).parseLog()); // will give a log config with {console: { format: "json" } }
// now lets take into account env vars
Deno.env.set("TRAILMIX_CONSOLE_FORMAT", "console");
console.log(new EnvConfig(c).parseLog()); // will give a log config with {console: { format: "console" } }