use native repeat function

src/compiler/parse/read/script.ts

@@ -1,5 +1,4 @@
 import * as acorn from '../acorn';
-import repeat from '../../utils/repeat';
 import { Parser } from '../index';
 import { Script } from '../../interfaces';
 import { Node, Program } from 'estree';
@@ -38,8 +37,7 @@ export default function read_script(parser: Parser, start: number, attributes: N
 		message: `<script> must have a closing tag`
 	});
 
-	const source =
-		repeat(' ', script_start) + parser.template.slice(script_start, script_end);
+	const source = ' '.repeat(script_start) + parser.template.slice(script_start, script_end);
 	parser.index = script_end + script_closing_tag.length;
 
 	let ast: Program;

src/compiler/utils/get_code_frame.ts

@@ -1,5 +1,3 @@
-import repeat from './repeat';
-
 function tabs_to_spaces(str: string) {
 	return str.replace(/^\t+/, match => match.split('\t').join('  '));
 }
@@ -25,8 +23,7 @@ export default function get_code_frame(
 			while (line_num.length < digits) line_num = ` ${line_num}`;
 
 			if (isErrorLine) {
-				const indicator =
-					repeat(' ', digits + 2 + tabs_to_spaces(str.slice(0, column)).length) + '^';
+				const indicator = ' '.repeat(digits + 2 + tabs_to_spaces(str.slice(0, column)).length) + '^';
 				return `${line_num}: ${tabs_to_spaces(str)}\n${indicator}`;
 			}
 

src/compiler/utils/repeat.ts

@@ -1,5 +0,0 @@
-export default function repeat(str: string, i: number) {
-	let result = '';
-	while (i--) result += str;
-	return result;
-}