// Copyright (c) 2017 Valerie Young. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-string.prototype.trimStart description: TrimStart removes all line terminators from the start of a string. info: | Runtime Symantics: TrimString ( string, where ) ... 4. If where is "start", let T be a String value that is a copy of S with trailing white space removed. ... The definition of white space is the union of WhiteSpace and LineTerminator. features: [string-trimming, String.prototype.trimStart] ---*/ var trimStart = String.prototype.trimStart; // A string of all valid LineTerminator Unicode code points var lt = '\u000A\u000D\u2028\u2029'; var str = lt + 'a' + lt + 'b' + lt; var expected = 'a' + lt + 'b' + lt; assert.sameValue( trimStart.call(str), expected ); reportCompare(0, 0);