fix a few typos

Author: etpinard

src/plots/plots.js

@@ -1635,7 +1635,7 @@ plots.doCalcdata = function(gd, traces) {
             // call calcTransform method if any
             if(trace.transforms) {
 
-                // we need one round of of trace module calc before
+                // we need one round of trace module calc before
                 // the calc transform to 'fill in' the categories list
                 // used for example in the data-to-coordinate method
                 _module = trace._module;

src/transforms/filter.js

@@ -54,7 +54,7 @@ exports.attributes = {
             '*[]* filters items inside `value[0]` to value[1]` including both bounds`',
             '*()* filters items inside `value[0]` to value[1]` excluding both bounds`',
             '*[)* filters items inside `value[0]` to value[1]` including `value[0]` but excluding `value[1]',
-            '*(]* filters items inside `value[0]` to value[1]` including both bounds`',
+            '*(]* filters items inside `value[0]` to value[1]` excluding `value[0]` but including `value[1]',
 
             '*][* filters items outside `value[0]` to value[1]` and not equal to both bounds`',
             '*)(* filters items outside `value[0]` to value[1]`',
@@ -76,7 +76,7 @@ exports.attributes = {
 
             'When `operation` is set to one of the inequality values',
             '(' + INEQUALITY_OPS + ')',
-            '*value* is expected to be number or a string.',
+            '*value* is expected to be a number or a string.',
 
             'When `operation` is set to one of the interval value',
             '(' + INTERVAL_OPS + ')',
@@ -166,8 +166,8 @@ function getDataToCoordFunc(gd, filtersrc) {
     // -> cast to String
     if(filtersrc === 'ids') return function(v) { return String(v); };
 
-    // otherwise -> case to number
-    return function(v) { return +(v); };
+    // otherwise -> cast to Number
+    return function(v) { return +v; };
 }
 
 function getFilterFunc(opts, d2c) {