improved file exist checking

ShMcK · ShMcK · commit 3527c7235676 · 2016-03-12T17:59:36.000-08:00
diff --git a/lib/tools/file.js b/lib/tools/file.js
@@ -2,7 +2,7 @@
 var fs = require('fs');
 function fileExists(path) {
     try {
-        fs.accessSync(path, fs.R_OK | fs.W_OK);
+        fs.accessSync(path, fs.F_OK);
     }
     catch (e) {
         if (e) {
diff --git a/src/tools/file.ts b/src/tools/file.ts
@@ -2,7 +2,7 @@ import * as fs from 'fs';
 
 export function fileExists(path: string): boolean {
   try {
-    fs.accessSync(path, fs.R_OK | fs.W_OK);
+    fs.accessSync(path, fs.F_OK);
   } catch (e) {
     if (e) {
       if (e.code !== 'ENOENT') {

Original file line number	Diff line number	Diff line change
`@@ -2,7 +2,7 @@`
`2`	`2`	`var fs = require('fs');`
`3`	`3`	`function fileExists(path) {`
`4`	`4`	`try {`
`5`		`- fs.accessSync(path, fs.R_OK \| fs.W_OK);`
	`5`	`+ fs.accessSync(path, fs.F_OK);`
`6`	`6`	`}`
`7`	`7`	`catch (e) {`
`8`	`8`	`if (e) {`