fix and retab javascript

IPython/frontend/html/notebook/static/js/context-hint.js

@@ -1,90 +1,72
 // highly adapted for codemiror jshint
 
 (function () {
-  "use strict";
-  function forEach(arr, f) {
-    for (var i = 0, e = arr.length; i < e; ++i) f(arr[i]);
-  }
-  
-  function arrayContains(arr, item) {
-    if (!Array.prototype.indexOf) {
-      var i = arr.length;
-      while (i--) {
-        if (arr[i] === item) {
-          return true;
-        }
-      }
-      return false;
+    "use strict";
+    function forEach(arr, f) {
+        for (var i = 0, e = arr.length; i < e; ++i) f(arr[i]);
     }
-    return arr.indexOf(item) != -1;
-  }
-  
-  CodeMirror.contextHint = function(editor) {
-    // Find the token at the cursor
-    var cur = editor.getCursor(), token = editor.getTokenAt(cur), tprop = token;
-    // If it's not a 'word-style' token, ignore the token.
-    // If it is a property, find out what it is a property of.
-
-    var list  = new Array();
-    var clist = getCompletions(token,editor) ;
-    for( var i = 0 ; i < clist.length ; i++)    
-    {
-        list.push(
-                {
-                    str  : clist[i],
-                    type : "context",
-                    from : {line: cur.line, ch: token.start},
-                    to   : {line: cur.line, ch: token.end}
-                }
-            )
-
+    
+    function arrayContains(arr, item) {
+        if (!Array.prototype.indexOf) {
+            var i = arr.length;
+            while (i--) {
+                if (arr[i] === item) {return true;}
+            }
+            return false;
+        }
+        return arr.indexOf(item) != -1;
     }
-    return list;
-  }
-
-  // find all 'words' of current cell
-  function getAllTokens(editor)
-  {
-    var found = [];
-    // get all text remove and split it before dot and at space
-    // keep the dot for completing token that also start with dot
-    var candidates = editor.getValue()
-        .replace(/[. ]/g,"\n") 
-        .split('\n'); 
-    // append to arry if not already (the function)
-    function maybeAdd(str) {
-      if (!arrayContains(found, str)) found.push(str);
+    
+    CodeMirror.contextHint = function(editor) {
+        // Find the token at the cursor
+        var cur = editor.getCursor(), token = editor.getTokenAt(cur), tprop = token;
+        // If it's not a 'word-style' token, ignore the token.
+        // If it is a property, find out what it is a property of.
+        var list = new Array();
+        var clist = getCompletions(token,editor);
+        for(var i = 0 ; i < clist.length ; i++)
+        {
+            list.push(
+                { str  : clist[i],
+                  type : "context",
+                  from : {line: cur.line, ch: token.start},
+                  to   : {line: cur.line, ch: token.end} })
+        }
+        return list;
     }
 
-    // append to arry if not already 
-    // (here we do it )
-    for( var c in candidates )
+    // find all 'words' of current cell
+    function getAllTokens(editor)
     {
-        if(candidates[c].length >= 1){
-        maybeAdd(candidates[c]);}
+        var found = [];
+        // get all text remove and split it before dot and at space
+        // keep the dot for completing token that also start with dot
+        var candidates = editor.getValue()
+                .replace(/[.]/g," .")
+                .replace(/[ ]/g,"\n")
+                .split('\n'); 
+        // append to arry if not already (the function)
+        function maybeAdd(str) {
+            if (!arrayContains(found, str)) found.push(str);
+        }
+        // append to arry if not already 
+        // (here we do it )
+        for( var c in candidates )
+        {
+            if(candidates[c].length >= 1){
+            maybeAdd(candidates[c]);}
+        }
+        return found;
     }
-    return found;
 
-  }
-
-  function getCompletions(token,editor) 
-  {
-    var candidates = getAllTokens(editor);
-    // filter all token that have a common start (but nox exactly) the lenght of the current token
-    var prependchar ='';
-    if(token.string.indexOf('.') == 0)
-    {
-        prependchar = '.'
-    }
-    var lambda = function(x){ 
-        x = prependchar+x;
-        return (x.indexOf(token.string)==0 && x != token.string)};
-    var filterd = candidates.filter(lambda);
-    for( var i in filterd)
+    function getCompletions(token,editor) 
     {
-        // take care of reappending '.' at the beginning
-        filterd[i] = prependchar+filterd[i];
+        var candidates = getAllTokens(editor);
+        // filter all token that have a common start (but nox exactly) the lenght of the current token
+        var lambda = function(x){ 
+            return (x.indexOf(token.string)==0 && x != token.string)
+            };
+        var filterd = candidates.filter(lambda);
+        return filterd;
     }
-    return filterd;
-  }
 })();