Implement runfile and support for .str.rc

src/vm/commands/runfile.ts

@@ -1,5 +1,6 @@
 import {Command, ParseContext, StrTerm} from "./command.js";
 import {LexInput} from "../lexer.js";
+import {StrVM} from "../vm.js";
 
 export class RunFile extends Command<{ path: StrTerm }> {
     isParseCandidate(token: LexInput): boolean {
@@ -13,4 +14,12 @@ export class RunFile extends Command<{ path: StrTerm }> {
     getDisplayName(): string {
         return 'runfile'
     }
+
+    execute(vm: StrVM, data: { path: StrTerm }): Promise<StrVM> {
+        return vm.tapInPlace(async ctx => {
+            await vm.control$.next({ cmd: 'preserve-history' })
+            const path = ctx.resolveString(data.path)
+            await vm.control$.next({ cmd: 'lex-file', path })
+        })
+    }
 }