feat: h54s Tables() compatibility

src/types/Tables.ts

@@ -0,0 +1,29 @@
+import { ArgumentError } from './errors'
+
+export class Tables {
+  _tables: { [macroName: string]: Record<string, any> }
+
+  constructor(table: Record<string, any>, macroName: string) {
+    this._tables = {}
+
+    this.add(table, macroName)
+  }
+
+  add(table: Record<string, any> | null, macroName: string) {
+    if (table && macroName) {
+      if (!(table instanceof Array)) {
+        throw new ArgumentError('First argument must be array')
+      }
+      if (typeof macroName !== 'string') {
+        throw new ArgumentError('Second argument must be string')
+      }
+      if (!isNaN(Number(macroName[macroName.length - 1]))) {
+        throw new ArgumentError('Macro name cannot have number at the end')
+      }
+    } else {
+      throw new ArgumentError('Missing arguments')
+    }
+
+    this._tables[macroName] = table
+  }
+}