diff options
Diffstat (limited to 'node_modules/core-js/library/modules/_string-pad.js')
-rw-r--r-- | node_modules/core-js/library/modules/_string-pad.js | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/node_modules/core-js/library/modules/_string-pad.js b/node_modules/core-js/library/modules/_string-pad.js new file mode 100644 index 000000000..dccd155e8 --- /dev/null +++ b/node_modules/core-js/library/modules/_string-pad.js @@ -0,0 +1,16 @@ +// https://github.com/tc39/proposal-string-pad-start-end +var toLength = require('./_to-length') + , repeat = require('./_string-repeat') + , defined = require('./_defined'); + +module.exports = function(that, maxLength, fillString, left){ + var S = String(defined(that)) + , stringLength = S.length + , fillStr = fillString === undefined ? ' ' : String(fillString) + , intMaxLength = toLength(maxLength); + if(intMaxLength <= stringLength || fillStr == '')return S; + var fillLen = intMaxLength - stringLength + , stringFiller = repeat.call(fillStr, Math.ceil(fillLen / fillStr.length)); + if(stringFiller.length > fillLen)stringFiller = stringFiller.slice(0, fillLen); + return left ? stringFiller + S : S + stringFiller; +}; |