Fix bug: Check for both "./" and ".\" (microsoft#21730)

Andy · web-flow · commit d35d5d07937f · 2018-02-07T10:50:49.000-08:00
* Fix bug: Check for both "./" and ".\"

* Use normalizeSlashes
diff --git a/src/services/pathCompletions.ts b/src/services/pathCompletions.ts
@@ -462,7 +462,7 @@ namespace ts.Completions.PathCompletions {
     }
 
     function normalizeAndPreserveTrailingSlash(path: string) {
-        if (path === "./") {
+        if (normalizeSlashes(path) === "./") {
             // normalizePath turns "./" into "". "" + "/" would then be a rooted path instead of a relative one, so avoid this particular case.
             // There is no problem for adding "/" to a non-empty string -- it's only a problem at the beginning.
             return "";

Original file line number	Diff line number	Diff line change
`@@ -462,7 +462,7 @@ namespace ts.Completions.PathCompletions {`
`462`	`462`	`}`
`463`	`463`
`464`	`464`	`function normalizeAndPreserveTrailingSlash(path: string) {`
`465`		`- if (path === "./") {`
	`465`	`+ if (normalizeSlashes(path) === "./") {`
`466`	`466`	`// normalizePath turns "./" into "". "" + "/" would then be a rooted path instead of a relative one, so avoid this particular case.`
`467`	`467`	`// There is no problem for adding "/" to a non-empty string -- it's only a problem at the beginning.`
`468`	`468`	`return "";`