style: add and run prettier

.prettierrc.json

@@ -0,0 +1,13 @@
+{
+  "printWidth": 80,
+  "tabWidth": 2,
+  "useTabs": false,
+  "semi": true,
+  "singleQuote": true,
+  "quoteProps": "as-needed",
+  "trailingComma": "es5",
+  "bracketSpacing": true,
+  "bracketSameLine": false,
+  "arrowParens": "always",
+  "proseWrap": "preserve"
+}

example/index.ts

@@ -1,47 +1,170 @@
 import BoolArray from '../src/bitarray';
-import { log as _, logHeader as _$ } from "./util";
-
+import { log as _, logHeader as _$ } from './util';
 
 const len = 33; // choose any integer value
 
-_$("Randomly initializing an array");
-
-  const randomArray = new BoolArray(len);
-  for( let i=0, bool; i<len; i++) // @ts-ignore
-      randomArray[i] = (Math.random() > 0.5);
-
-  _( "instanceof == BoolArray", randomArray instanceof BoolArray )
+_$('Randomly initializing an array');
 
-  _( "array == ", randomArray);
+const randomArray = new BoolArray(len);
+for (
+  let i = 0, bool;
+  i < len;
+  i++ // @ts-ignore
+)
+  randomArray[i] = Math.random() > 0.5;
 
+_('instanceof == BoolArray', randomArray instanceof BoolArray);
 
-_$("properties");
+_('array == ', randomArray);
 
-  _( ".count", randomArray.count);
+_$('properties');
 
+_('.count', randomArray.count);
 
-_$("Bitwise operations");
+_$('Bitwise operations');
 
-  const sample1 = BoolArray.from([true,false,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,true ]
-                        .concat([ true,false,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,true ]));
+const sample1 = BoolArray.from(
+  [
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    true,
+  ].concat([
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    true,
+  ])
+);
 
-  const sample2 = BoolArray.from([false,true,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,false,
-                                  false,true,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,true ]
-                        .concat([ true,false,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,false,
-                                  true,false,false,true,false,false,false,true ]));
+const sample2 = BoolArray.from(
+  [
+    false,
+    true,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    true,
+  ].concat([
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    false,
+    true,
+    false,
+    false,
+    true,
+    false,
+    false,
+    false,
+    true,
+  ])
+);
 
-  _( "sample1 = ", sample1.toString() );
-  _( "sample2 = ", sample2.toString() );
-  _( "s1 | s2 = ", (sample1)['|'](sample2) .toString() );
-  _( "s1 ^ s2 = ", (sample1)['^'](sample2) .toString() );
-  _( "s1 & s2 = ", (sample1)['&'](sample2) .toString() );
+_('sample1 = ', sample1.toString());
+_('sample2 = ', sample2.toString());
+_('s1 | s2 = ', sample1['|'](sample2).toString());
+_('s1 ^ s2 = ', sample1['^'](sample2).toString());
+_('s1 & s2 = ', sample1['&'](sample2).toString());

example/util.ts

@@ -1,14 +1,15 @@
 // style for console output formatting
-const styleHeader = new Array(200).fill(".").join("") // make sure the formatting text is not visible on the html document
-                                                      // (it is far to the right, hence overflows)
-                    + "; color:blue; font-weight: bold; font-size: x-large;"
+const styleHeader =
+  new Array(200).fill('.').join('') + // make sure the formatting text is not visible on the html document
+  // (it is far to the right, hence overflows)
+  '; color:blue; font-weight: bold; font-size: x-large;';
 
-function logHeader( arg0, ...rest ) {
-  console.info( "%c> "+arg0, ...rest, styleHeader );
+function logHeader(arg0, ...rest) {
+  console.info('%c> ' + arg0, ...rest, styleHeader);
 }
 
 function log(_1, _2) {
   console.log(...arguments);
 }
 
-export { log, logHeader }
+export { log, logHeader };

package.json

@@ -27,6 +27,8 @@
     "postbuild": "bash ./scripts/postbuild.sh",
     "prepare": "npm run build",
     "prepublishOnly": "npm run test",
+    "style:fix": "prettier {example,src,test}/**/*.ts --write",
+    "style:check": "prettier {example,src,test}/**/*.ts --check",
     "test": "node --loader ts-node/esm test"
   },
   "author": "swiing",
@@ -35,6 +37,7 @@
     "@bitarray/typedarray": "^1.0.0"
   },
   "devDependencies": {
+    "prettier": "^2.6.2",
     "ts-node": "^10.7.0",
     "typescript": "^4.6.3"
   },

src/alphabet.ts

@@ -1,10 +1,11 @@
-/**
- * Some useful alphabets
- */
-
-const lettersAndDigits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'
-
-const base64MIMEChars = lettersAndDigits + '+/';
-const base64UrlChars  = lettersAndDigits + '-_';
-
-export {base64MIMEChars, base64UrlChars};
+/**
+ * Some useful alphabets
+ */
+
+const lettersAndDigits =
+  'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
+
+const base64MIMEChars = lettersAndDigits + '+/';
+const base64UrlChars = lettersAndDigits + '-_';
+
+export { base64MIMEChars, base64UrlChars };