Include all (beautified) stack trace lines in TAP reporter output

Author: yovasx2

lib/reporters/tap.js

@@ -41,7 +41,7 @@ function dumpError(error) {
 	}
 
 	if (error.stack) {
-		obj.at = error.stack.split('\n')[0];
+		obj.at = error.stack;
 	}
 
 	return obj;

test/reporters/tap.regular.log

@@ -57,7 +57,10 @@ not ok 10 - traces-in-t-throws › throws
           message: 'uh-oh',
         }
       'Expected instance of:': 'Function TypeError {}'
-    at: 'throwError (traces-in-t-throws.js:4:8)'
+    at: |-
+      throwError (traces-in-t-throws.js:4:8)
+      throwError (traces-in-t-throws.js:12:17)
+      throws (traces-in-t-throws.js:12:4)
   ...
 ---tty-stream-chunk-separator
 # traces-in-t-throws › notThrows
@@ -70,7 +73,10 @@ not ok 11 - traces-in-t-throws › notThrows
         Error {
           message: 'uh-oh',
         }
-    at: 'throwError (traces-in-t-throws.js:4:8)'
+    at: |-
+      throwError (traces-in-t-throws.js:4:8)
+      throwError (traces-in-t-throws.js:16:20)
+      notThrows (traces-in-t-throws.js:16:4)
   ...
 ---tty-stream-chunk-separator
 # traces-in-t-throws › notThrowsAsync
@@ -83,7 +89,10 @@ not ok 12 - traces-in-t-throws › notThrowsAsync
         Error {
           message: 'uh-oh',
         }
-    at: 'throwError (traces-in-t-throws.js:4:8)'
+    at: |-
+      throwError (traces-in-t-throws.js:4:8)
+      throwError (traces-in-t-throws.js:20:25)
+      notThrowsAsync (traces-in-t-throws.js:20:4)
   ...
 ---tty-stream-chunk-separator
 # traces-in-t-throws › throwsAsync
@@ -96,7 +105,10 @@ not ok 13 - traces-in-t-throws › throwsAsync
         Error {
           message: 'uh-oh',
         }
-    at: 'throwError (traces-in-t-throws.js:4:8)'
+    at: |-
+      throwError (traces-in-t-throws.js:4:8)
+      throwError (traces-in-t-throws.js:24:22)
+      throwsAsync (traces-in-t-throws.js:24:4)
   ...
 ---tty-stream-chunk-separator
 # traces-in-t-throws › throwsAsync different error
@@ -110,7 +122,9 @@ not ok 14 - traces-in-t-throws › throwsAsync different erro
           message: 'uh-oh',
         }
       'Expected instance of:': 'Function TypeError {}'
-    at: 'returnRejectedPromise (traces-in-t-throws.js:8:24)'
+    at: |-
+      returnRejectedPromise (traces-in-t-throws.js:8:24)
+      throwsAsync (traces-in-t-throws.js:28:11)
   ...
 ---tty-stream-chunk-separator
 stdout
@@ -192,7 +206,9 @@ not ok 24 - test › bad throws
         Error {
           message: 'err',
         }
-    at: 'fn (test.js:35:9)'
+    at: |-
+      fn (test.js:35:9)
+      fn (test.js:38:11)
   ...
 ---tty-stream-chunk-separator
 # test › bad notThrows
@@ -206,7 +222,9 @@ not ok 25 - test › bad notThrows
         Error {
           message: 'err',
         }
-    at: 'fn (test.js:43:9)'
+    at: |-
+      fn (test.js:43:9)
+      fn (test.js:46:14)
   ...
 ---tty-stream-chunk-separator
 # test › implementation throws non-error