release 1.1.6

build/index.js

@@ -29,12 +29,24 @@ function digitLength(num) {
   return len > 0 ? len : 0;
 }
 
+/**
+ * 把小数转成整数，支持科学计数法。如果是小数则放大成整数
+ * @param {*number} num 输入数
+ */
+function float2Fixed(num) {
+  if (num.toString().indexOf('e') === -1) {
+    return Number(num.toString().replace('.', ''));
+  }
+  var dLen = digitLength(num);
+  return dLen > 0 ? num * Math.pow(10, dLen) : num;
+}
+
 /**
  * 精确乘法
  */
 function times(num1, num2) {
-  var num1Changed = Number(num1.toString().replace('.', ''));
-  var num2Changed = Number(num2.toString().replace('.', ''));
+  var num1Changed = float2Fixed(num1);
+  var num2Changed = float2Fixed(num2);
   var baseNum = digitLength(num1) + digitLength(num2);
   return num1Changed * num2Changed / Math.pow(10, baseNum);
 }
@@ -59,8 +71,8 @@ function minus(num1, num2) {
  * 精确除法
  */
 function divide(num1, num2) {
-  var num1Changed = Number(num1.toString().replace('.', ''));
-  var num2Changed = Number(num2.toString().replace('.', ''));
+  var num1Changed = float2Fixed(num1);
+  var num2Changed = float2Fixed(num2);
   return times(num1Changed / num2Changed, Math.pow(10, digitLength(num2) - digitLength(num1)));
 }
 
@@ -79,4 +91,5 @@ exports.times = times;
 exports.divide = divide;
 exports.round = round;
 exports.digitLength = digitLength;
-exports.default = { strip: strip, plus: plus, minus: minus, times: times, divide: divide, round: round, digitLength: digitLength };
+exports.float2Fixed = float2Fixed;
+exports.default = { strip: strip, plus: plus, minus: minus, times: times, divide: divide, round: round, digitLength: digitLength, float2Fixed: float2Fixed };

package.json

@@ -1,6 +1,6 @@
 {
   "name": "number-precision",
-  "version": "1.1.5",
+  "version": "1.1.6",
   "description": "Perform addition, subtraction, multiplication and division operations precisely using javascript",
   "main": "build/index.js",
   "author": "cam song",
@@ -21,7 +21,7 @@
     "test": "karma start --single-run",
     "tdd": "karma start --auto-watch --no-single-run",
     "test-cov": "karma start --auto-watch --single-run --reporters progress,coverage",
-    "build": "babel src --out-dir build",
+    "build": "babel src --out-dir build && minify src/index.js --out-file build/index.min.js",
     "clean": "rm -rf build",
     "lint": "eslint src test"
   },
@@ -33,6 +33,7 @@
     "babel-loader": "^6.2.0",
     "babel-preset-es2015": "^6.1.18",
     "babel-preset-stage-0": "^6.1.18",
+    "babel-minify": "^0.2.0",
     "chai": "^3.4.1",
     "chai-spies": "^0.7.1",
     "eslint": "^1.9.0",
@@ -41,9 +42,9 @@
     "isparta": "^4.0.0",
     "istanbul-instrumenter-loader": "^0.1.3",
     "karma": "^0.13.15",
-    "karma-firefox-launcher": "^1.0.0",
     "karma-coverage": "^0.5.3",
     "karma-coveralls": "^1.1.2",
+    "karma-firefox-launcher": "^1.0.0",
     "karma-mocha": "^0.2.1",
     "karma-sourcemap-loader": "^0.3.6",
     "karma-webpack": "^1.7.0",