From e3a42c8342bba0db15e2ca9a78911121e5d539da Mon Sep 17 00:00:00 2001
From: polo <ordipolo@gmx.fr>
Date: Thu, 29 Jan 2026 22:51:19 +0100
Subject: =?UTF-8?q?classe=20CalendarModalView,=20contr=C3=B4les=20getEleme?=
 =?UTF-8?q?ntOrThrow=20et=20assertElementType?=
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---
 public/js/main.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 public/js/main.js

(limited to 'public/js/main.js')

diff --git a/public/js/main.js b/public/js/main.js
new file mode 100644
index 0000000..50eedf6
--- /dev/null
+++ b/public/js/main.js
@@ -0,0 +1,16 @@
+// js/main.js
+
+// réussite de getElementById
+function getElementOrThrow(id) {
+    const elem = document.getElementById(id);
+    if (!elem) {
+        throw new Error("l'élément d'id: " + id + " non trouvé");
+    }
+    return elem;
+}
+// l'erreur attribut "value" non trouvé devient l'élement attrapé n'a pas le bon type (c'est un peu plus clair)
+function assertElementType(elem, ctor) {
+    if (!(elem instanceof ctor)) {
+        throw new Error(`type attendu: ${ctor.name}, type obtenu: ${elem.tagName}`);
+    }
+}
-- 
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