added argument parser

README.md

@@ -5,3 +5,9 @@ Copy `config.example.yml` to `config.yml` and set it up.
 
 #### Running
 `yarn && yarn build && node ./dist/index.js`
+
+#### Custom arguments
+```bash
+node ./dist/index.js \
+    --config ./config-dev.yml
+```

package.json

@@ -16,11 +16,13 @@
     "ramda": "^0.27.1",
     "typescript": "^4.2.3",
     "winston": "^3.3.3",
+    "yargs": "^17.0.0-candidate.10",
     "yup": "^0.32.9"
   },
   "devDependencies": {
     "@types/ramda": "^0.27.39",
     "@types/winston": "^2.4.4",
+    "@types/yargs": "^16.0.1",
     "@types/yup": "^0.29.11",
     "copyfiles": "^2.4.1"
   }

src/config/index.ts

@@ -5,9 +5,11 @@ import { Config } from './types';
 import { mergeRight } from 'ramda';
 import { validateConfig } from './validate';
 import logger from '../service/logger';
+import { getCmdArg } from '../utils/args';
 
+const configPath = getCmdArg('config')
 const defaultConfig = yaml.load<Config>(fs.readFileSync(path.join(__dirname, '../config.example.yml'), 'utf8'));
-const userConfig = yaml.load<Config>(fs.readFileSync(path.join(__dirname, '../config.yml'), 'utf8'));
+const userConfig = yaml.load<Config>(fs.readFileSync(configPath || path.join(__dirname, '../config.yml'), 'utf8'));
 
 const config = userConfig && mergeRight(defaultConfig, userConfig) || defaultConfig
 

src/index.ts

@@ -3,7 +3,6 @@ import { TelegramService } from './service/telegram';
 import logger from './service/logger';
 import { VkService } from './service/vk';
 
-
 try {
   const config = prepareConfig()
   const telegramService = new TelegramService(config.telegram)

src/utils/args.ts

@@ -0,0 +1,9 @@
+import yargs from 'yargs'
+
+const { hideBin } = require('yargs/helpers')
+
+export type CmdArgument = 'config';
+
+export const getCmdArg = (name: CmdArgument) => (
+  yargs(hideBin(process.argv)).argv[name] as string | undefined
+)

yarn.lock

@@ -42,6 +42,18 @@
   dependencies:
     winston "*"
 
+"@types/yargs-parser@*":
+  version "20.2.0"
+  resolved "https://registry.yarnpkg.com/@types/yargs-parser/-/yargs-parser-20.2.0.tgz#dd3e6699ba3237f0348cd085e4698780204842f9"
+  integrity sha512-37RSHht+gzzgYeobbG+KWryeAW8J33Nhr69cjTqSYymXVZEN9NbRYWoYlRtDhHKPVT1FyNKwaTPC1NynKZpzRA==
+
+"@types/yargs@^16.0.1":
+  version "16.0.1"
+  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-16.0.1.tgz#5fc5d41f69762e00fbecbc8d4bf9dea47d8726f4"
+  integrity sha512-x4HABGLyzr5hKUzBC9dvjciOTm11WVH1NWonNjGgxapnTHu5SWUqyqn0zQ6Re0yQU0lsQ6ztLCoMAKDGZflyxA==
+  dependencies:
+    "@types/yargs-parser" "*"
+
 "@types/yup@^0.29.11":
   version "0.29.11"
   resolved "https://registry.yarnpkg.com/@types/yup/-/yup-0.29.11.tgz#d654a112973f5e004bf8438122bd7e56a8e5cd7e"
@@ -644,6 +656,19 @@ yargs@^16.1.0:
     y18n "^5.0.5"
     yargs-parser "^20.2.2"
 
+yargs@^17.0.0-candidate.10:
+  version "17.0.0-candidate.10"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-17.0.0-candidate.10.tgz#8d764e4a3633cfd156e90b501124c55d033c89a6"
+  integrity sha512-vyorQzRrmtJySXUAYAa7oCnsWuWeJuFLhaP86iaUUwNpKYPSuWVrgCdv/cAiQOKSrzMUDIvPgMeahrxKBFOliQ==
+  dependencies:
+    cliui "^7.0.2"
+    escalade "^3.1.1"
+    get-caller-file "^2.0.5"
+    require-directory "^2.1.1"
+    string-width "^4.2.0"
+    y18n "^5.0.5"
+    yargs-parser "^20.2.2"
+
 yup@^0.32.9:
   version "0.32.9"
   resolved "https://registry.yarnpkg.com/yup/-/yup-0.32.9.tgz#9367bec6b1b0e39211ecbca598702e106019d872"