feat: add basic functionality

.editorconfig

@@ -0,0 +1,8 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = false

.eslintrc

@@ -0,0 +1,68 @@
+{
+  "root": true,
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaVersion": "latest",
+    "ecmaFeatures": {
+      "jsx": true
+    },
+    "sourceType": "module"
+  },
+  "plugins": [
+    "@typescript-eslint",
+    "import",
+    "unused-imports",
+    "consistent-default-export-name"
+  ],
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended",
+    "prettier"
+  ],
+  "rules": {
+    "no-fallthrough": "off",
+    "no-constant-condition": "off",
+    "@typescript-eslint/explicit-module-boundary-types": "off",
+    "@typescript-eslint/no-var-requires": "off",
+    "@typescript-eslint/no-namespace": "off",
+    "@typescript-eslint/ban-types": "off",
+    "@typescript-eslint/no-non-null-assertion": "off",
+    "@typescript-eslint/no-inferrable-types": "off",
+    "@typescript-eslint/no-empty-interface": "off",
+    "@typescript-eslint/no-unused-vars": "off",
+    "@typescript-eslint/no-empty-function": "off",
+    "@typescript-eslint/ban-ts-comment": "off",
+    "no-empty-pattern": "off",
+    "import/no-anonymous-default-export": "error",
+    "import/newline-after-import": "warn",
+    "import/order": [
+      "warn",
+      {
+        "alphabetize": { "order": "asc", "caseInsensitive": true },
+        "groups": [
+          "builtin",
+          "external",
+          "internal",
+          "parent",
+          "sibling",
+          "index",
+          "object"
+        ],
+        "newlines-between": "never"
+      }
+    ],
+    "unused-imports/no-unused-imports": "warn"
+  },
+  "globals": {
+    "globalThis": false,
+    "jest": false
+  },
+  "overrides": [
+    {
+      "rules": {
+        "import/order": "off"
+      }
+    }
+  ]
+}

.gitattributes

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+**/* linguist-documentation=true
+**/*.ts linguist-documentation=false

.gitignore

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+.*
+*.log
+node_modules
+
+!.git*
+!.*rc
+!.eslint
+!.husky
+!.editorconfig
+!.vscode
+
+dist

.husky/pre-commit

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+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+
+npx lint-staged

.lintstagedrc

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+{
+  "*.(ts|tsx|js|jsx)": [
+    "eslint . --ext .js,.ts,.jsx,.tsx --rulesdir .eslint/rules --fix",
+    "prettier --write",
+    "eclint fix"
+  ],
+  "*.(json|yml|md|mdx)": ["prettier --write", "eclint fix"],
+  ".env*": ["eclint fix"],
+  ".!(env)rc": ["prettier --write", "eclint fix"],
+  ".*ignore": ["eclint fix"],
+  ".editorconfig": ["eclint fix"],
+  ".husky/**/*": ["eclint fix"]
+}

.prettierrc

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+{
+  "semi": false,
+  "singleQuote": false,
+  "trailingComma": "all",
+  "arrowParens": "avoid",
+  "overrides": [
+    {
+      "files": ".*rc",
+      "options": { "parser": "json" }
+    },
+    {
+      "files": "*.md",
+      "options": { "parser": "markdown-nocjsp" }
+    }
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,19 @@
+{
+  "editor.formatOnSave": true,
+  "editor.codeActionsOnSave": { "source.fixAll.eslint": true },
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
+  "files.removeFinalNewlines": true,
+  "files.associations": {
+    "entry": "typescript",
+    ".*rc": "json",
+    ".eslintrc": "jsonc"
+  },
+  "deno.enable": true,
+  "deno.unstable": true,
+  "deno.importMap": "tests/import-map.json",
+  "typescript.tsdk": "node_modules/typescript/lib",
+  "deno.suggest.imports.hosts": {
+    "https://deno.land": false,
+    "https://esm.sh": false
+  }
+}