tweak

Author: Rich-Harris

src/context.js

@@ -1,17 +1,10 @@
 /** @import { TSESTree } from '@typescript-eslint/types' */
-/** @import { Command, Dedent, Visitors, Indent, Newline, Margin } from './types' */
+/** @import { Command, Visitors } from './types' */
 
-/** @type {Margin} */
-export const margin = { type: 'Margin' };
-
-/** @type {Newline} */
-export const newline = { type: 'Newline' };
-
-/** @type {Indent} */
-export const indent = { type: 'Indent' };
-
-/** @type {Dedent} */
-export const dedent = { type: 'Dedent' };
+export const margin = 0;
+export const newline = 1;
+export const indent = 2;
+export const dedent = 3;
 
 export class Context {
 	#visitors;

src/index.js

@@ -84,22 +84,18 @@ export function print(node, visitors, opts = {}) {
 			return;
 		}
 
-		switch (command) {
-			case newline:
+		if (typeof command === 'number') {
+			if (command === newline) {
 				needs_newline = true;
-				return;
-
-			case margin:
+			} else if (command === margin) {
 				needs_margin = true;
-				return;
-
-			case indent:
+			} else if (command === indent) {
 				current_newline += indent_str;
-				return;
-
-			case dedent:
+			} else if (command === dedent) {
 				current_newline = current_newline.slice(0, -indent_str.length);
-				return;
+			}
+
+			return;
 		}
 
 		if (needs_newline) {

src/types.d.ts

@@ -41,28 +41,12 @@ export interface Location {
 	column: number;
 }
 
-export interface Margin {
-	type: 'Margin';
-}
-
-export interface Newline {
-	type: 'Newline';
-}
-
-export interface Indent {
-	type: 'Indent';
-}
-
-export interface Dedent {
-	type: 'Dedent';
-}
-
 export interface IndentChange {
 	type: 'IndentChange';
 	offset: number;
 }
 
-export type Command = string | Location | Margin | Newline | Indent | Dedent | Command[];
+export type Command = string | number | Location | Command[];
 
 export interface PrintOptions {
 	sourceMapSource?: string;