fix(fancy): add node 14 compatibility (resolves #204)

src/reporters/fancy.ts

@@ -1,10 +1,11 @@
-import stringWidth from "string-width";
+import _stringWidth from "string-width";
 import isUnicodeSupported from "is-unicode-supported";
 import { colors } from "../utils/color";
 import { parseStack } from "../utils/error";
 import { FormatOptions, LogObject } from "../types";
 import { LogLevel, LogType } from "../constants";
 import { BoxOpts, box } from "../utils/box";
+import { stripAnsi } from "../utils";
 import { BasicReporter } from "./basic";
 
 export const TYPE_COLOR_MAP: { [k in LogType]?: string } = {
@@ -36,6 +37,14 @@ const TYPE_ICONS: { [k in LogType]?: string } = {
   log: "",
 };
 
+function stringWidth(str: string) {
+  // https://github.com/unjs/consola/issues/204
+  if (!Intl.Segmenter) {
+    return stripAnsi(str).length;
+  }
+  return _stringWidth(str);
+}
+
 export class FancyReporter extends BasicReporter {
   formatStack(stack: string) {
     return (