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html: drastically simplify template/slot system - hsmusic-wiki - HSMusic - static wiki software cataloguing collaborative creation
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author(quasar) nebula <qznebula@protonmail.com>2023-04-08 16:54:39 -0300
committer(quasar) nebula <qznebula@protonmail.com>2023-04-08 16:54:39 -0300
commit776abf8d697716902692f357c6f179c1e681369f (patch)
treea75e7f63ffc13121c3c08f1f78c10bc883b4d4e1 /src/data/things
parent0cbfa8c1b70080c7ec4eb352902cf76f8ef30fcf (diff)
html: drastically simplify template/slot system
Diffstat (limited to 'src/data/things')
-rw-r--r--src/data/things/homepage-layout.js4
-rw-r--r--src/data/things/validators.js42
2 files changed, 34 insertions, 12 deletions
diff --git a/src/data/things/homepage-layout.js b/src/data/things/homepage-layout.js
index c18e8110..a79dd77a 100644
--- a/src/data/things/homepage-layout.js
+++ b/src/data/things/homepage-layout.js
@@ -68,10 +68,10 @@ export class HomepageLayoutAlbumsRow extends HomepageLayoutRow {
     Group,
 
     validators: {
+      is,
       isCountingNumber,
       isString,
       validateArrayItems,
-      validateFromConstants,
     },
   } = opts) => ({
     ...HomepageLayoutRow[Thing.getPropertyDescriptors](opts),
@@ -95,7 +95,7 @@ export class HomepageLayoutAlbumsRow extends HomepageLayoutRow {
       flags: {update: true, expose: true},
 
       update: {
-        validate: validateFromConstants('grid', 'carousel'),
+        validate: is('grid', 'carousel'),
       },
 
       expose: {
diff --git a/src/data/things/validators.js b/src/data/things/validators.js
index b26de86b..14092102 100644
--- a/src/data/things/validators.js
+++ b/src/data/things/validators.js
@@ -138,6 +138,34 @@ export function isArray(value) {
   return true;
 }
 
+// This one's shaped a bit different from other "is" functions.
+// More like validate functions, it returns a function.
+export function is(...values) {
+  if (Array.isArray(values)) {
+    values = new Set(values);
+  }
+
+  if (values.size === 1) {
+    const expected = Array.from(values)[0];
+
+    return (value) => {
+      if (value !== expected) {
+        throw new TypeError(`Expected ${expected}, got ${value}`);
+      }
+
+      return true;
+    };
+  }
+
+  return (value) => {
+    if (!values.has(value)) {
+      throw new TypeError(`Expected one of ${Array.from(values).join(' ')}, got ${value}`);
+    }
+
+    return true;
+  };
+}
+
 function validateArrayItemsHelper(itemValidator) {
   return (item, index) => {
     try {
@@ -167,18 +195,12 @@ export function validateArrayItems(itemValidator) {
   };
 }
 
-export function validateInstanceOf(constructor) {
-  return (object) => isInstance(object, constructor);
+export function arrayOf(itemValidator) {
+  return validateArrayItems(itemValidator);
 }
 
-export function validateFromConstants(...values) {
-  return (value) => {
-    if (!values.includes(value)) {
-      throw new TypeError(`Expected one of ${values.join(', ')}`);
-    }
-
-    return true;
-  };
+export function validateInstanceOf(constructor) {
+  return (object) => isInstance(object, constructor);
 }
 
 // Wiki data (primitives & non-primitives)