lib: relint using eslint

.eslintignore

@@ -0,0 +1 @@
+test/lib

.eslintrc.js

@@ -0,0 +1,68 @@
+module.exports = {
+ "env": {
+ "node": true,
+ "es6": true
+ },
+ "extends": [
+ "eslint:recommended",
+ ],
+ "globals": {
+ "Atomics": "readonly",
+ "SharedArrayBuffer": "readonly",
+ "BigInt": "readonly",
+ },
+ "parserOptions": {
+ "ecmaVersion": 2020,
+ "sourceType": "module",
+ "ecmaFeatures": {
+ "jsx": true
+ }
+ },
+ "rules": {
+ "indent": [
+ "error",
+ 2
+ ],
+ "linebreak-style": [
+ "error",
+ "unix"
+ ],
+ "quotes": [
+ "error",
+ "single"
+ ],
+ "semi": [
+ "error",
+ "always"
+ ],
+ "array-bracket-spacing": [ "error", "always" ],
+ "brace-style": [ "error" ],
+ "camelcase": [ "error" ],
+ "comma-spacing": [ "error" ],
+ "comma-style": [ "error" ],
+ "eol-last": [ "error" ],
+ "func-call-spacing": [ "error" ],
+ "func-name-matching": [ "error" ],
+ "no-multiple-empty-lines": [ "error" ],
+ "no-tabs": [ "error" ],
+ "no-trailing-spaces": [ "error" ],
+ "no-whitespace-before-property": [ "error" ],
+ "object-curly-newline": [ "error" ],
+ "object-curly-spacing": [ "error", "always" ],
+ "padded-blocks": [ "error", "never" ],
+ "quotes": [ "error", "single", { "avoidEscape": true } ],
+ "semi-spacing": [ "error" ],
+ "semi-style": [ "error" ],
+ "space-before-blocks": [ "error" ],
+ "space-in-parens": [ "error" ],
+ "space-infix-ops": [ "error" ],
+ "space-unary-ops": [ "error" ],
+ "switch-colon-spacing": [ "error" ],
+ "comma-dangle": [ "error", "always-multiline" ],
+ },
+ "settings": {
+ "react": {
+ "version": "detect",
+ },
+ }
+};

lib/elliptic/curve/base.js

@@ -59,18 +59,20 @@ BaseCurve.prototype._fixedNafMul = function _fixedNafMul(p, k) {
 
  // Translate into more windowed form
  var repr = [];
- for (var j = 0; j < naf.length; j += doubles.step) {
- var nafW = 0;
- for (var k = j + doubles.step - 1; k >= j; k--)
- nafW = (nafW << 1) + naf[k];
+ var j;
+ var nafW;
+ for (j = 0; j < naf.length; j += doubles.step) {
+ nafW = 0;
+ for (var l = j + doubles.step - 1; l >= j; l--)
+ nafW = (nafW << 1) + naf[l];
  repr.push(nafW);
  }
 
  var a = this.jpoint(null, null, null);
  var b = this.jpoint(null, null, null);
  for (var i = I; i > 0; i--) {
- for (var j = 0; j < repr.length; j++) {
- var nafW = repr[j];
+ for (j = 0; j < repr.length; j++) {
+ nafW = repr[j];
  if (nafW === i)
  b = b.mixedAdd(doubles.points[j]);
  else if (nafW === -i)
@@ -96,11 +98,11 @@ BaseCurve.prototype._wnafMul = function _wnafMul(p, k) {
  var acc = this.jpoint(null, null, null);
  for (var i = naf.length - 1; i >= 0; i--) {
  // Count zeroes
- for (var k = 0; i >= 0 && naf[i] === 0; i--)
- k++;
+ for (var l = 0; i >= 0 && naf[i] === 0; i--)
+ l++;
  if (i >= 0)
- k++;
- acc = acc.dblp(k);
+ l++;
+ acc = acc.dblp(l);
 
  if (i < 0)
  break;
@@ -124,25 +126,28 @@ BaseCurve.prototype._wnafMul = function _wnafMul(p, k) {
 };
 
 BaseCurve.prototype._wnafMulAdd = function _wnafMulAdd(defW,
-  points,
-  coeffs,
-  len,
-  jacobianResult) {
+ points,
+ coeffs,
+ len,
+ jacobianResult) {
  var wndWidth = this._wnafT1;
  var wnd = this._wnafT2;
  var naf = this._wnafT3;
 
  // Fill all arrays
  var max = 0;
- for (var i = 0; i < len; i++) {
- var p = points[i];
+ var i;
+ var j;
+ var p;
+ for (i = 0; i < len; i++) {
+ p = points[i];
  var nafPoints = p._getNAFPoints(defW);
  wndWidth[i] = nafPoints.wnd;
  wnd[i] = nafPoints.points;
  }
 
  // Comb small window NAFs
- for (var i = len - 1; i >= 1; i -= 2) {
+ for (i = len - 1; i >= 1; i -= 2) {
  var a = i - 1;
  var b = i;
  if (wndWidth[a] !== 1 || wndWidth[b] !== 1) {
@@ -157,7 +162,7 @@ BaseCurve.prototype._wnafMulAdd = function _wnafMulAdd(defW,
  points[a], /* 1 */
  null, /* 3 */
  null, /* 5 */
- points[b] /* 7 */
+ points[b], /* 7 */
  ];
 
  // Try to avoid Projective points, if possible
@@ -181,14 +186,14 @@ BaseCurve.prototype._wnafMulAdd = function _wnafMulAdd(defW,
  7, /* 0 1 */
  5, /* 1 -1 */
  1, /* 1 0 */
- 3 /* 1 1 */
+ 3, /* 1 1 */
  ];
 
  var jsf = getJSF(coeffs[a], coeffs[b]);
  max = Math.max(jsf[0].length, max);
  naf[a] = new Array(max);
  naf[b] = new Array(max);
- for (var j = 0; j < max; j++) {
+ for (j = 0; j < max; j++) {
  var ja = jsf[0][j] | 0;
  var jb = jsf[1][j] | 0;
 
@@ -200,12 +205,12 @@ BaseCurve.prototype._wnafMulAdd = function _wnafMulAdd(defW,
 
  var acc = this.jpoint(null, null, null);
  var tmp = this._wnafT4;
- for (var i = max; i >= 0; i--) {
+ for (i = max; i >= 0; i--) {
  var k = 0;
 
  while (i >= 0) {
  var zero = true;
- for (var j = 0; j < len; j++) {
+ for (j = 0; j < len; j++) {
  tmp[j] = naf[j][i] | 0;
  if (tmp[j] !== 0)
  zero = false;
@@ -221,9 +226,9 @@ BaseCurve.prototype._wnafMulAdd = function _wnafMulAdd(defW,
  if (i < 0)
  break;
 
- for (var j = 0; j < len; j++) {
+ for (j = 0; j < len; j++) {
  var z = tmp[j];
- var p;
+ p;
  if (z === 0)
  continue;
  else if (z > 0)
@@ -238,7 +243,7 @@ BaseCurve.prototype._wnafMulAdd = function _wnafMulAdd(defW,
  }
  }
  // Zeroify references
- for (var i = 0; i < len; i++)
+ for (i = 0; i < len; i++)
  wnd[i] = null;
 
  if (jacobianResult)
@@ -276,7 +281,7 @@ BaseCurve.prototype.decodePoint = function decodePoint(bytes, enc) {
  assert(bytes[bytes.length - 1] % 2 === 1);
 
  var res = this.point(bytes.slice(1, 1 + len),
-  bytes.slice(1 + len, 1 + 2 * len));
+ bytes.slice(1 + len, 1 + 2 * len));
 
  return res;
  } else if ((bytes[0] === 0x02 || bytes[0] === 0x03) &&
@@ -297,7 +302,7 @@ BasePoint.prototype._encode = function _encode(compact) {
  if (compact)
  return [ this.getY().isEven() ? 0x02 : 0x03 ].concat(x);
 
- return [ 0x04 ].concat(x, this.getY().toArray('be', len)) ;
+ return [ 0x04 ].concat(x, this.getY().toArray('be', len));
 };
 
 BasePoint.prototype.encode = function encode(enc, compact) {
@@ -311,7 +316,7 @@ BasePoint.prototype.precompute = function precompute(power) {
  var precomputed = {
  doubles: null,
  naf: null,
- beta: null
+ beta: null,
  };
  precomputed.naf = this._getNAFPoints(8);
  precomputed.doubles = this._getDoubles(4, power);
@@ -345,7 +350,7 @@ BasePoint.prototype._getDoubles = function _getDoubles(step, power) {
  }
  return {
  step: step,
- points: doubles
+ points: doubles,
  };
 };
 
@@ -360,7 +365,7 @@ BasePoint.prototype._getNAFPoints = function _getNAFPoints(wnd) {
  res[i] = res[i - 1].add(dbl);
  return {
  wnd: wnd,
- points: res
+ points: res,
  };
 };