some oversights?

.npmignore

@@ -1 +1,3 @@
 src/
+.prettierrc
+

tsconfig.json

@@ -1,7 +1,6 @@
 {
   "compilerOptions": {
     /* Visit https://aka.ms/tsconfig.json to read more about this file */
-
     /* Projects */
     // "incremental": true,                              /* Enable incremental compilation */
     // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
@@ -9,7 +8,6 @@
     // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects */
     // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
     // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
-
     /* Language and Environment */
     "target": "es2016", /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
     // "lib": [],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */
@@ -22,7 +20,6 @@
     // "reactNamespace": "",                             /* Specify the object invoked for `createElement`. This only applies when targeting `react` JSX emit. */
     // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
     // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
-
     /* Modules */
     "module": "commonjs", /* Specify what module code is generated. */
     "rootDir": "./src", /* Specify the root folder within your source files. */
@@ -38,14 +35,12 @@
     // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
     // "resolveJsonModule": true,                        /* Enable importing .json files */
     // "noResolve": true,                                /* Disallow `import`s, `require`s or `<reference>`s from expanding the number of files TypeScript should add to a project. */
-
     /* JavaScript Support */
     // "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the `checkJS` option to get errors from these files. */
     // "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */
     // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from `node_modules`. Only applicable with `allowJs`. */
-
     /* Emit */
-    // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+    "declaration": true, /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
     // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
     // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
     // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
@@ -68,14 +63,12 @@
     // "preserveConstEnums": true,                       /* Disable erasing `const enum` declarations in generated code. */
     // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
     // "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
-
     /* Interop Constraints */
     // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
     // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
     "esModuleInterop": true, /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables `allowSyntheticDefaultImports` for type compatibility. */
     // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
     "forceConsistentCasingInFileNames": true, /* Ensure that casing is correct in imports. */
-
     /* Type Checking */
     "strict": true, /* Enable all strict type-checking options. */
     // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied `any` type.. */
@@ -96,7 +89,6 @@
     // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type */
     // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
     // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
-
     /* Completeness */
     // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
     "skipLibCheck": true /* Skip type checking all .d.ts files. */