treat all falsy values the same in tooltip

undefined, null, and empty string are all treated the same.
12 years ago · e6f84111cd
parent a7bd321648
commit e6f84111cd
1 changed files with 5 additions and 5 deletions
--- a/IPython/html/static/notebook/js/tooltip.js
+++ b/IPython/html/static/notebook/js/tooltip.js
@ -341,22 +341,22 @@ var IPython = (function (IPython) {

        // build docstring
        var defstring = content.call_def;
-        if (defstring == null) {
+        if (!defstring) {
            defstring = content.init_definition;
        }
-        if (defstring == null) {
+        if (!defstring) {
            defstring = content.definition;
        }

        var docstring = content.call_docstring;
-        if (docstring == null) {
+        if (!docstring) {
            docstring = content.init_docstring;
        }
-        if (docstring == null) {
+        if (!docstring) {
            docstring = content.docstring;
        }

-        if (docstring == null) {
+        if (!docstring) {
            // For reals this time, no docstring
            if (this._hide_if_no_docstring) {
                return;