Simplify helper function.

CyrusNajmabadi · CyrusNajmabadi · commit f06dddcf1e22 · 2015-02-16T18:05:29.000-08:00
diff --git a/src/services/utilities.ts b/src/services/utilities.ts
@@ -34,8 +34,8 @@ module ts {
 
     export function getLineStartPositionForPosition(position: number, sourceFile: SourceFile): number {
         var lineStarts = sourceFile.getLineStarts();
-        var line = sourceFile.getOneBasedLineAndCharacterOfPosition(position).line;
-        return lineStarts[line - 1];
+        var line = sourceFile.getZeroBasedLineAndCharacterOfPosition(position).line;
+        return lineStarts[line];
     }
 
     export function rangeContainsRange(r1: TextRange, r2: TextRange): boolean {

Original file line number	Diff line number	Diff line change
`@@ -34,8 +34,8 @@ module ts {`
`34`	`34`
`35`	`35`	`export function getLineStartPositionForPosition(position: number, sourceFile: SourceFile): number {`
`36`	`36`	`var lineStarts = sourceFile.getLineStarts();`
`37`		`- var line = sourceFile.getOneBasedLineAndCharacterOfPosition(position).line;`
`38`		`- return lineStarts[line - 1];`
	`37`	`+ var line = sourceFile.getZeroBasedLineAndCharacterOfPosition(position).line;`
	`38`	`+ return lineStarts[line];`
`39`	`39`	`}`
`40`	`40`
`41`	`41`	`export function rangeContainsRange(r1: TextRange, r2: TextRange): boolean {`