rename CSEP machine to CSET machine

Author: s-kybound

src/transpiler/index.ts

@@ -79,7 +79,7 @@ export function schemeParse(
 
     finalAST = redefinedAST;
   } else {
-    // Then we prepare the AST for evaluation within the CSEP machine.
+    // Then we prepare the AST for evaluation within the CSET machine.
     // Take the imports from the AST
     const macroASTImports: Expression[] = firstAST.filter(
       e => e instanceof Atomic.Import

src/transpiler/parser/scheme-parser.ts

@@ -434,7 +434,7 @@ export class SchemeParser implements Parser {
     if (group.length() === 0) {
       if (this.chapter >= MACRO_CHAPTER) {
         // disable any verification for the empty group
-        // the CSEP machine will verify its validity
+        // the CSET machine will verify its validity
         return new Atomic.Nil(group.location);
       }
       throw new ParserError.ExpectedFormError(