feat: split helpers into modules

src/helpers.js

@@ -0,0 +1,31 @@
+'use strict'
+
+function createHelpersNamespaceObject(helpers, defaults = {}) {
+    const helperNames = Object.keys(helpers).sort()
+    const propNames = [
+        ...new Set([...Object.values(helpers)].map(Object.keys).flat())
+    ].sort()
+    const nsObject = Object.create(null)
+    for (let i = 0, { length } = propNames; i < length; i += 1) {
+        const propName = propNames[i]
+        const helpersForProp = Object.create(null)
+        for (
+            let j = 0, { length: length_j } = helperNames;
+            j < length_j;
+            j += 1
+        ) {
+            const helperName = helperNames[j]
+            const helperValue =
+                helpers[helperName][propName] ?? defaults[helperName]
+            if (helperValue !== undefined) {
+                helpersForProp[helperName] = helperValue
+            }
+        }
+        nsObject[propName] = helpersForProp
+    }
+    return nsObject
+}
+
+module.exports = {
+    createHelpersNamespaceObject
+}