fix: 🐛 circular ref

packages/core/package.json

@@ -22,6 +22,7 @@
     "global-modules": "2.0.0",
     "http-shutdown": "1.2.2",
     "json-buffer": "3.0.1",
+    "json-stringify-safe": "5.0.1",
     "load-json-file": "6.2.0",
     "lodash": "4.17.21",
     "lru-cache": "5.1.1",

packages/core/src/engine.js

@@ -4,6 +4,7 @@ import queue from 'concurrent-queue';
 import { hrtime } from 'process';
 import eos from 'end-of-stream';
 import pWaitFor from 'p-wait-for';
+import stringify from 'json-stringify-safe';
 import Feed from './feed';
 import Shell from './shell';
 
@@ -49,7 +50,7 @@ function createErrorWith(error, index, funcName, funcParams, chunk) {
     const msg = `${prefix}[${funcName}] <${erm}>\n\t${stk.slice(0, 10).join('\n\t')}`;
     const err = Error(msg);
     err.sourceError = error;
-    err.sourceChunk = JSON.stringify(chunk);
+    err.sourceChunk = stringify(chunk);
     err.toJSON = () => ({
         type: error.type || 'Standard error',
         scope: error.scope || 'code',

packages/core/test/errors.js

@@ -1,4 +1,5 @@
 import assert from 'assert';
+import from from 'from';
 import { Readable } from 'stream';
 import ezs from '../src';
 
@@ -219,4 +220,35 @@ describe('Catch error in a pipeline', () => {
                 done();
             });
     });
+    it.only('with circular refs', (done) => {
+        const commands = `
+            [assign]
+            path = value
+            value = self().concat(self.value)
+
+            [assign]
+            path = value
+            value = fix(true).thru(x => { throw new Error('Bang!')})
+        `;
+        const input = from([
+            { value: 1 },
+            { value: 2 },
+        ]);
+        input
+            .pipe(ezs('delegate', { script: commands }))
+            .pipe(ezs('plaf'))
+            .pipe(ezs.catch((e) => e))
+            .on('error', (err) => {
+                assert(err.sourceChunk.includes('Circular'));
+                done();
+            })
+            .on('data', () => {
+                done(new Error('this is not the expected behavior'));
+            })
+            .on('end', () => {
+                done(new Error('this is not the expected behavior'));
+            });
+
+    });
+
 });

yarn.lock

@@ -8033,7 +8033,7 @@ json-stable-stringify-without-jsonify@^1.0.1:
   resolved "https://registry.yarnpkg.com/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz#9db7b59496ad3f3cfef30a75142d2d930ad72651"
   integrity sha512-Bdboy+l7tA3OGW6FjyFHWkP5LuByj1Tk33Ljyq0axyzdk9//JSi2u3fP1QSmd1KNwq6VOKYGlAu87CisVir6Pw==
 
-json-stringify-safe@^5.0.1, json-stringify-safe@~5.0.1:
+json-stringify-safe@5.0.1, json-stringify-safe@^5.0.1, json-stringify-safe@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
   integrity sha512-ZClg6AaYvamvYEE82d3Iyd3vSSIjQ+odgjaTzRuO3s7toCdFKczob2i0zCh7JE8kWn17yvAWhUVxvqGwUalsRA==
@@ -11380,7 +11380,7 @@ string-template@~0.2.1:
   resolved "https://registry.yarnpkg.com/string-template/-/string-template-0.2.1.tgz#42932e598a352d01fc22ec3367d9d84eec6c9add"
   integrity sha512-Yptehjogou2xm4UJbxJ4CxgZx12HBfeystp0y3x7s4Dj32ltVVG1Gg8YhKjHZkHicuKpZX/ffilA8505VbUbpw==
 
-"string-width-cjs@npm:string-width@^4.2.0", "string-width@^1.0.2 || 2 || 3 || 4", string-width@^4.0.0, string-width@^4.1.0, string-width@^4.2.0, string-width@^4.2.3:
+"string-width-cjs@npm:string-width@^4.2.0":
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
   integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
@@ -11398,6 +11398,15 @@ string-width@^1.0.1:
     is-fullwidth-code-point "^1.0.0"
     strip-ansi "^3.0.0"
 
+"string-width@^1.0.2 || 2 || 3 || 4", string-width@^4.0.0, string-width@^4.1.0, string-width@^4.2.0, string-width@^4.2.3:
+  version "4.2.3"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
+  integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
+  dependencies:
+    emoji-regex "^8.0.0"
+    is-fullwidth-code-point "^3.0.0"
+    strip-ansi "^6.0.1"
+
 string-width@^5.0.1, string-width@^5.1.2:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-5.1.2.tgz#14f8daec6d81e7221d2a357e668cab73bdbca794"
@@ -11468,7 +11477,7 @@ stringify-package@^1.0.1:
   resolved "https://registry.yarnpkg.com/stringify-package/-/stringify-package-1.0.1.tgz#e5aa3643e7f74d0f28628b72f3dad5cecfc3ba85"
   integrity sha512-sa4DUQsYciMP1xhKWGuFM04fB0LG/9DlluZoSVywUMRNvzid6XucHK0/90xGxRoHrAaROrcHK1aPKaijCtSrhg==
 
-"strip-ansi-cjs@npm:strip-ansi@^6.0.1", strip-ansi@^6.0.0, strip-ansi@^6.0.1:
+"strip-ansi-cjs@npm:strip-ansi@^6.0.1":
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.1.tgz#9e26c63d30f53443e9489495b2105d37b67a85d9"
   integrity sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==
@@ -11482,6 +11491,13 @@ strip-ansi@^3.0.0, strip-ansi@^3.0.1:
   dependencies:
     ansi-regex "^2.0.0"
 
+strip-ansi@^6.0.0, strip-ansi@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.1.tgz#9e26c63d30f53443e9489495b2105d37b67a85d9"
+  integrity sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==
+  dependencies:
+    ansi-regex "^5.0.1"
+
 strip-ansi@^7.0.1:
   version "7.1.0"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-7.1.0.tgz#d5b6568ca689d8561370b0707685d22434faff45"
@@ -12718,7 +12734,7 @@ wordwrap@^1.0.0:
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
   integrity sha512-gvVzJFlPycKc5dZN4yPkP8w7Dc37BtP1yczEneOb4uq34pXZcvrtRTmWV8W+Ume+XCxKgbjM+nevkyFPMybd4Q==
 
-"wrap-ansi-cjs@npm:wrap-ansi@^7.0.0", wrap-ansi@^7.0.0:
+"wrap-ansi-cjs@npm:wrap-ansi@^7.0.0":
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
   integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
@@ -12736,6 +12752,15 @@ wrap-ansi@^6.2.0:
     string-width "^4.1.0"
     strip-ansi "^6.0.0"
 
+wrap-ansi@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
+  integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
+  dependencies:
+    ansi-styles "^4.0.0"
+    string-width "^4.1.0"
+    strip-ansi "^6.0.0"
+
 wrap-ansi@^8.1.0:
   version "8.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-8.1.0.tgz#56dc22368ee570face1b49819975d9b9a5ead214"