constructor(startLineNumber: number, startColumn: number, endLineNumber: number, endColumn: number) {
if ((startLineNumber > endLineNumber) || (startLineNumber === endLineNumber && startColumn > endColumn)) {
range.ts
this.startLineNumber = endLineNumber;
this.startColumn = endColumn;
this.endLineNumber = startLineNumber;
this.endColumn = startColumn;
this.startLineNumber = startLineNumber;
this.startColumn = startColumn;