diff options
Diffstat (limited to 'node_modules/repeating/index.js')
-rw-r--r-- | node_modules/repeating/index.js | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/node_modules/repeating/index.js b/node_modules/repeating/index.js new file mode 100644 index 000000000..ccae0d7c3 --- /dev/null +++ b/node_modules/repeating/index.js @@ -0,0 +1,24 @@ +'use strict'; +var isFinite = require('is-finite'); + +module.exports = function (str, n) { + if (typeof str !== 'string') { + throw new TypeError('Expected `input` to be a string'); + } + + if (n < 0 || !isFinite(n)) { + throw new TypeError('Expected `count` to be a positive finite number'); + } + + var ret = ''; + + do { + if (n & 1) { + ret += str; + } + + str += str; + } while ((n >>= 1)); + + return ret; +}; |