modularize util.repeat

https://github.com/sindresorhus/repeating

lib/babel/generation/buffer.js

@@ -2,6 +2,7 @@
 
 module.exports = Buffer;
 
+var repeating = require("repeating");
 var isBoolean = require("lodash/lang/isBoolean");
 var includes  = require("lodash/collection/includes");
 var isNumber  = require("lodash/lang/isNumber");
@@ -22,7 +23,7 @@ Buffer.prototype.getIndent = function () {
   if (this.format.compact || this.format.concise) {
     return "";
   } else {
-    return util.repeat(this._indent, this.format.indent.style);
+    return repeating(this.format.indent.style, this._indent);
   }
 };
 
@@ -81,7 +82,7 @@ Buffer.prototype.newline = function (i, removeLast) {
 
   if (isNumber(i)) {
     if (this.endsWith("{\n")) i--;
-    if (this.endsWith(util.repeat(i, "\n"))) return;
+    if (this.endsWith(repeating("\n", i > 0 ? i : 0))) return;
 
     while (i--) {
       this._newline(removeLast);

lib/babel/generation/generators/statements.js

@@ -1,7 +1,7 @@
 "use strict";
 
-var util = require("../../util");
-var t    = require("../../types");
+var repeating = require("repeating");
+var t         = require("../../types");
 
 exports.WithStatement = function (node, print) {
   this.keyword("with");
@@ -190,7 +190,7 @@ exports.VariableDeclaration = function (node, print, parent) {
 
   var sep = ",";
   if (hasInits) {
-    sep += "\n" + util.repeat(node.kind.length + 1);
+    sep += "\n" + repeating(" ", node.kind.length + 1);
   } else {
     sep += " ";
   }

lib/babel/generation/index.js

@@ -9,13 +9,13 @@ module.exports.CodeGenerator = CodeGenerator;
 
 var detectIndent = require("detect-indent");
 var Whitespace   = require("./whitespace");
+var repeating    = require("repeating");
 var SourceMap    = require("./source-map");
 var Position     = require("./position");
 var Buffer       = require("./buffer");
 var extend       = require("lodash/object/extend");
 var merge        = require("lodash/object/merge");
 var each         = require("lodash/collection/each");
-var util         = require("../util");
 var n            = require("./node");
 var t            = require("../types");
 
@@ -344,7 +344,7 @@ CodeGenerator.prototype._printComments = function (comments) {
       }
 
       var indent = Math.max(self.indentSize(), column);
-      val = val.replace(/\n/g, "\n" + util.repeat(indent));
+      val = val.replace(/\n/g, "\n" + repeating(" ", indent));
     }
 
     if (column === 0) {

lib/babel/helpers/code-frame.js

@@ -1,8 +1,8 @@
 // syntax highlighting based on https://github.com/dominictarr/ansi-highlight by the fantastic Dominic Tarr
 
-var tokenize      = require("js-tokenizer");
-var chalk         = require("chalk");
-var util          = require("../util");
+var repeating = require("repeating");
+var tokenize  = require("js-tokenizer");
+var chalk     = require("chalk");
 
 var defs = {
   string1:  "red",
@@ -62,15 +62,15 @@ module.exports = function (lines, lineNumber, colNumber) {
 
     var gutter = curr === lineNumber ? "> " : "  ";
 
-    var sep = curr + util.repeat(width + 1);
+    var sep = curr + repeating(" ", width + 1);
     gutter += sep + "| ";
 
     var str = gutter + line;
 
     if (colNumber && curr === lineNumber) {
       str += "\n";
-      str += util.repeat(gutter.length - 2);
-      str += "|" + util.repeat(colNumber) + "^";
+      str += repeating(" ", gutter.length - 2);
+      str += "|" + repeating(" ", colNumber) + "^";
     }
 
     return str;

lib/babel/util.js

@@ -114,17 +114,6 @@ exports.template = function (name, nodes, keepExpression) {
   }
 };
 
-exports.repeat = function (width, cha) {
-  cha = cha || " ";
-
-  var result = "";
-  for (var i = 0; i < width; i++) {
-    result += cha;
-  }
-
-  return result;
-};
-
 exports.parseTemplate = function (loc, code) {
   var ast = parse({ filename: loc }, code).program;
   return traverse.removeProperties(ast);

package.json

@@ -57,6 +57,7 @@
     "private": "^0.1.6",
     "regenerator-babel": "0.8.10-2",
     "regexpu": "^1.1.1",
+    "repeating": "^1.1.2",
     "source-map": "^0.1.43",
     "source-map-support": "^0.2.9",
     "source-map-to-comment": "^1.0.0"