feat: 🎉 basic functions ready

Signed-off-by: Krysl <krysl@qq.com>

Author: Krysl

.eslintrc.json

@@ -0,0 +1,77 @@
+{
+  "root": true,
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:@typescript-eslint/recommended-requiring-type-checking",
+    "plugin:@typescript-eslint/strict",
+    "plugin:unicorn/recommended",
+    "plugin:prettier/recommended",
+    "prettier"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaVersion": 6,
+    "project": ["tsconfig.json"],
+    "tsconfigRootDir": ".",
+    "sourceType": "module"
+  },
+  "plugins": ["@typescript-eslint", "prettier"],
+  "rules": {
+    "@typescript-eslint/naming-convention": "warn",
+    "curly": "warn",
+    "eqeqeq": "warn",
+    "no-throw-literal": "warn",
+    "semi": "off",
+    "no-unused-vars": "off",
+    "@typescript-eslint/no-unused-vars": [
+      "warn",
+      {
+        "argsIgnorePattern": "^_",
+        "varsIgnorePattern": "^_",
+        "caughtErrorsIgnorePattern": "^_"
+      }
+    ],
+    "@typescript-eslint/strict-boolean-expressions": [
+      "error",
+      {
+        "allowNullableString": true,
+        "allowNullableBoolean": true
+      }
+    ],
+    "sort-imports": [
+      "error",
+      {
+        "ignoreCase": false,
+        "ignoreDeclarationSort": false,
+        "ignoreMemberSort": false,
+        "memberSyntaxSortOrder": ["none", "all", "multiple", "single"],
+        "allowSeparatedGroups": false
+      }
+    ],
+    "unicorn/no-negated-condition": "off",
+    "unicorn/prevent-abbreviations": [
+      "error",
+      {
+        "allowList": {
+          "thisArgs": true,
+          "args": true,
+          "arg": true
+        }
+      }
+    ],
+    "unicorn/no-useless-undefined": [
+      "error",
+      {
+        "checkArguments": false
+      }
+    ],
+    "prettier/prettier": "warn"
+  },
+  "ignorePatterns": [
+    "test/**/*.js",
+    "node_modules",
+    "out",
+    "dist"
+  ]
+}

.gitignore

@@ -0,0 +1,3 @@
+node_modules/
+out/
+src/custom.css

.prettierrc

@@ -0,0 +1,9 @@
+# yaml-language-server: $schema=http://json.schemastore.org/prettierrc
+# https://prettier.io/docs/en/options.html
+
+printWidth: 80
+tabWidth: 2
+semi: true
+singleQuote: true
+trailingComma: 'es5'
+endOfLine: lf

.vscode/launch.json

@@ -0,0 +1,22 @@
+{
+  // 使用 IntelliSense 了解相关属性。
+  // 悬停以查看现有属性的描述。
+  // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "type": "node",
+      "request": "launch",
+      "name": "debug test",
+      "skipFiles": ["<node_internals>/**"],
+      "program": "${workspaceFolder}\\test\\test.js"
+    },
+    {
+      "type": "node",
+      "request": "launch",
+      "name": "debug test 2",
+      "skipFiles": ["<node_internals>/**"],
+      "program": "${workspaceFolder}\\test\\test.js"
+    }
+  ]
+}

.vscode/tasks.json

@@ -0,0 +1,33 @@
+{
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "type": "npm",
+      "script": "watch",
+      "problemMatcher": "$tsc-watch",
+      "isBackground": true,
+      "presentation": {
+        "reveal": "always",
+        "clear": true
+      },
+      "group": {
+        "kind": "build",
+        "isDefault": true
+      }
+    },
+    {
+      "type": "npm",
+      "label": "lint all",
+      "script": "lint",
+      "problemMatcher": ["$eslint-stylish"],
+      "presentation": {
+        "echo": true,
+        "revealProblems": "onProblem",
+        "focus": false,
+        "panel": "shared",
+        "showReuseMessage": true,
+        "clear": true
+      }
+    }
+  ]
+}