basis of wound system

module/system/handlebars-manager.mjs

@@ -8,7 +8,6 @@
 
 
     // Actor partials.
-    // "systems/vermine2047/templates/actor/parts/actor-features.html",
     "systems/vermine2047/templates/actor/parts/actor-id.hbs",
     "systems/vermine2047/templates/actor/parts/actor-totem.hbs",
     "systems/vermine2047/templates/actor/parts/character-features.hbs",
@@ -32,6 +31,37 @@
 };
 
 
+/**
+ * Produce a range of numbers (positive and/or negative), processing from
+ * `start` up to, but not including, `end`.
+ *
+ * @param {number} start Range start value (inclusive)
+ * @param {number} [end] Range end value (exclusive)
+ * @param {number} [step=1] Value to increment by
+ * @return {number[]} Array of numbers
+ */
+function range(start, end, step) {
+  /* jshint eqeqeq:false, maxcomplexity:7 */
+  start = Number(start) || 0;
+  end = end == null ? end : Number(end);
+  step = step == null ? 1 : Number(step);
+
+  if (end == null) {
+      end = start;
+      start = 0;
+  }
+
+  var length = Math.max(Math.ceil((end - start) / (step || 1)), 0);
+  var result = new Array(length);
+
+  for (var i = 0; i < length; i += 1) {
+      result[i] = start;
+      start += step;
+  }
+
+  return result;
+}
+
 export const registerHandlebarsHelpers = function () {
   Handlebars.registerHelper('concat', (...args) => args.slice(0, -1).join(''));
   Handlebars.registerHelper('lower', e => e.toLocaleLowerCase());
@@ -176,4 +206,15 @@ export const registerHandlebarsHelpers = function () {
       if (isNpc) return "npc";
   });
   
+
+  Handlebars.registerHelper('range', function() {
+    var args = Array.prototype.slice.call(arguments),
+        rangeArgs = args.slice(0, -1),
+        options = args[args.length - 1];
+
+    return range.apply(null, rangeArgs)
+        .map(function(num) { return options.fn(num); })
+        .join('');
+  });
+  
 }