Remove dependency on json-stringify-safe

package.json

@@ -52,15 +52,13 @@
   "dependencies": {
     "app-root-path": "^3.1.0",
     "dotenv": "^16.0.3",
-    "json-stringify-safe": "^5.0.1",
     "source-map-support": "^0.5.21",
     "winston": "^3.9.0"
   },
   "devDependencies": {
     "@types/app-root-path": "^1.2.4",
     "@types/chai": "^4.2.19",
     "@types/cheerio": "^0.22.29",
-    "@types/json-stringify-safe": "^5.0.0",
     "@types/mocha": "^8.2.2",
     "@types/node": "^16.7.10",
     "@types/request-promise": "^4.1.47",

src/colors/colorize.ts

@@ -1,4 +1,4 @@
-import stringify from 'json-stringify-safe';
+import { stringify } from '../json-stringify-safe/stringify-safe';
 
 export interface IDefaultColorMap {
   black: string;
@@ -127,8 +127,8 @@ export function colorJson(jsonInput: any, colorsInput: Partial<IColorConfigurati
   let isWarnLevel = false;
   let json: string;
   if (supportsColor()) {
-    if (typeof jsonInput !== 'string') json = stringify(jsonInput, null, spacing);
-    else json = stringify(JSON.parse(jsonInput), null, spacing);
+    if (typeof jsonInput !== 'string') json = stringify(jsonInput, undefined, spacing);
+    else json = stringify(JSON.parse(jsonInput), undefined, spacing);
     return (
       (colorMap as any)[colors.separator] +
       json.replace(/("(\\u[a-zA-Z0-9]{4}|\\[^u]|[^\\"])*"(\s*:)?|\b(true|false|null)\b|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?)/g, (match: string) => {
@@ -205,8 +205,8 @@ export function colorJson(jsonInput: any, colorsInput: Partial<IColorConfigurati
       '\x1b[0m'
     );
   } else {
-    if (typeof jsonInput !== 'string') json = stringify(jsonInput, null, spacing);
-    else json = stringify(JSON.parse(jsonInput), null, spacing);
+    if (typeof jsonInput !== 'string') json = stringify(jsonInput, undefined, spacing);
+    else json = stringify(JSON.parse(jsonInput), undefined, spacing);
     return json;
   }
 }

src/index.ts

@@ -3,6 +3,7 @@
 export * from './callsites';
 export * from './colors';
 export * from './env';
+export * from './json-stringify-safe';
 export * from './capture-nested-stack-trace';
 export * from './error-with-context';
 export * from './format-stack-trace';

src/json-stringify-safe/index.ts

@@ -0,0 +1,3 @@
+// created from 'create-ts-index'
+
+export * from './stringify-safe';

src/json-stringify-safe/stringify-safe.ts

@@ -0,0 +1,38 @@
+export type EntryProcessor = (key: string, value: any) => any;
+
+export function stringify(obj: any, serializer?: EntryProcessor, indent?: string | number, decycler?: EntryProcessor): string {
+  const foo = getSerialize(serializer, decycler);
+  return JSON.stringify(obj, foo as any, indent);
+}
+
+export function getSerialize(serializer?: EntryProcessor, decycler?: EntryProcessor): EntryProcessor {
+  const stack: any[] = [];
+  const keys: any[] = [];
+
+  if (decycler == null)
+    decycler = (_key: any, value: any) => {
+      if (stack[0] === value) return '[Circular ~]';
+      return '[Circular ~.' + keys.slice(0, stack.indexOf(value)).join('.') + ']';
+    };
+
+  return function (key, value) {
+    if (stack.length > 0) {
+      const thisPos = stack.indexOf(this);
+      if (thisPos === -1) {
+        stack.push(this);
+      } else {
+        stack.splice(thisPos + 1);
+      }
+      if (thisPos === -1) {
+        keys.push(key);
+      } else {
+        keys.splice(thisPos, Infinity, key);
+      }
+      if (stack.includes(value)) value = decycler!.call(this, key, value);
+    } else {
+      stack.push(value);
+    }
+
+    return serializer == null ? value : serializer.call(this, key, value);
+  };
+}

src/logger.ts

@@ -1,6 +1,5 @@
 /* tslint:disable:object-literal-sort-keys */
 import appRootPath from 'app-root-path';
-// import stringify from 'json-stringify-safe';
 import * as path from 'path';
 import * as w from 'winston';
 import { ErrorWithContext } from './error-with-context';
@@ -13,7 +12,7 @@ import { ToOneLine } from './to-one-line';
 import { Env } from './env';
 import { NewLineCharacter } from './new-line-character';
 import { colorJson } from './colors/colorize';
-import stringify from 'json-stringify-safe';
+import { stringify } from './json-stringify-safe/stringify-safe';
 
 // tslint:disable-next-line:no-var-requires
 require('source-map-support').install({

src/safe-object-assign.ts

@@ -1,4 +1,4 @@
-import stringify from 'json-stringify-safe';
+import { stringify } from './json-stringify-safe/stringify-safe';
 import { sortObject } from './sort-object';
 // tslint:disable-next-line:no-var-requires
 /* tslint:disable:only-arrow-functions */