improve error handling

10 years ago · 9af3efa904
parent afc06e463e
commit 9af3efa904
3 changed files with 55 additions and 21 deletions
--- a/foobar/error.html
+++ b/foobar/error.html
@ -0,0 +1,35 @@
+
+<!-- saved from url=(0037)http://localhost:8088/how-to-use.html -->
+<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>Servlet Error</title><link rel="stylesheet" href="http://localhost:8088/error.css"><style type="text/css"></style></head><body><div class="section"><div class="title">Exception</div><p>The application raised an exception with the message:</p><pre>link: contract violation
+  expected: stringish?
+  given: '(img ((src "images/tfl-book-cover.gif")))
+  in: the 1st argument of
+      (-&gt;*
+       (stringish?)
+       (stringish? #:class stringish?)
+       tagged-xexpr?)
+  contract from: (function link)
+  blaming: /Users/mb/git/bpt/pollen-require/bpt-elements.rkt
+  at: /Users/mb/git/bpt/pollen-require/bpt-elements.rkt:44.18</pre><p></p><p>Stack trace:</p><pre>raise-blame-error16 at:
+  line 143, column 0, in file /Users/mb/git/racket/racket/collects/racket/contract/private/blame.rkt
+&lt;unknown procedure&gt; at:
+  line 1570, column 30, in file /Users/mb/git/racket/racket/collects/racket/private/kw.rkt
+[running body] at:
+  line #f, column #f, in file (submod /Users/mb/git/bpt/how-to-pay-for-this-book.html.pd pollen-inner)
+[traversing imports] at:
+  line #f, column #f, in file /Users/mb/git/bpt/how-to-pay-for-this-book.html.pd
+find-in-main at:
+  &lt;unknown location&gt;
+with-output-to-string at:
+  line 125, column 0, in file /Users/mb/git/racket/racket/collects/racket/port.rkt
+core112 at:
+  &lt;unknown location&gt;
+loop at:
+  line 53, column 19, in file /Users/mb/git/racket/racket/collects/racket/private/map.rkt
+route-default at:
+  line 206, column 0, in file /Users/mb/git/pollen/server-routes.rkt
+&lt;unknown procedure&gt; at:
+  line 58, column 2, in file /Users/mb/git/racket/pkgs/web-server-pkgs/web-server-lib/web-server/dispatchers/dispatch-servlets.rkt
+&lt;unknown procedure&gt; at:
+  line 112, column 8, in file /Users/mb/git/racket/pkgs/web-server-pkgs/web-server-lib/web-server/private/dispatch-server-unit.rkt
+</pre><p></p></div></body></html>
--- a/pollen-server-extras/error.css
+++ b/pollen-server-extras/error.css
@ -4,36 +4,34 @@
 }

 body {
-    padding: 1em;
    font-family: "Source Code Pro";
+    padding: 1em;
 }

-
-.section {
-  border: 1px solid black;
-}
-
-.title {
-  background-color: #dfd;
+div.title, p {
+        padding: 0.4em;
 }

-.section > p {
-  margin-left: 5px;
-  margin-right: 5px;
+div.title {
+        border-top: 1px solid #ccc;
+        border-bottom: 1px solid #ccc;
 }

-.section > pre {
-    font-family: "Source Code Pro";

- white-space: pre-wrap;       /* css-3 */

-  background-color: #efe;
-  margin-left: 5px;
-  margin-right: 5px;
-  padding: 5px;
+pre {
+    background: #ffe;
+    padding: 0.8em;
+    line-height: 1.5;
+    font-size: 80%;
+    font-family: "Source Code Pro";
+    white-space: pre-wrap;       
+    overflow: scroll;
+    max-height: 240px;
 }

 .error {
- color: red;
- font-size: large;
-}
+    font-weight: bolder;
+    color: red;
+    font-size: large;
+}
--- a/pollen-server-extras/poldash.css
+++ b/pollen-server-extras/poldash.css
@ -9,6 +9,7 @@ body {
 }

 div#pollen-logo {
+    display: none;
    position: fixed;
    right: 0;
    bottom: 0;