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-rw-r--r--lib/internal/util.js10
-rw-r--r--lib/module.js14
-rw-r--r--src/env.h3
-rw-r--r--src/node.cc14
-rw-r--r--src/node_util.cc16
-rw-r--r--test/parallel/test-util-decorate-error-stack.js30
-rw-r--r--test/parallel/test-util-internal.js20
7 files changed, 94 insertions, 13 deletions
diff --git a/lib/internal/util.js b/lib/internal/util.js
index 78254ceb82..21aafff218 100644
--- a/lib/internal/util.js
+++ b/lib/internal/util.js
@@ -4,6 +4,7 @@ const binding = process.binding('util');
const prefix = `(${process.release.name}:${process.pid}) `;
exports.getHiddenValue = binding.getHiddenValue;
+exports.setHiddenValue = binding.setHiddenValue;
// All the internal deprecations have to use this function only, as this will
// prepend the prefix to the actual message.
@@ -76,13 +77,16 @@ exports._deprecate = function(fn, msg) {
};
exports.decorateErrorStack = function decorateErrorStack(err) {
- if (!(exports.isError(err) && err.stack))
+ if (!(exports.isError(err) && err.stack) ||
+ exports.getHiddenValue(err, 'node:decorated') === true)
return;
- const arrow = exports.getHiddenValue(err, 'arrowMessage');
+ const arrow = exports.getHiddenValue(err, 'node:arrowMessage');
- if (arrow)
+ if (arrow) {
err.stack = arrow + err.stack;
+ exports.setHiddenValue(err, 'node:decorated', true);
+ }
};
exports.isError = function isError(e) {
diff --git a/lib/module.js b/lib/module.js
index 8feba15b0f..82b1971e8b 100644
--- a/lib/module.js
+++ b/lib/module.js
@@ -23,6 +23,16 @@ function hasOwnProperty(obj, prop) {
}
+function tryWrapper(wrapper, opts) {
+ try {
+ return runInThisContext(wrapper, opts);
+ } catch (e) {
+ internalUtil.decorateErrorStack(e);
+ throw e;
+ }
+}
+
+
function Module(id, parent) {
this.id = id;
this.exports = {};
@@ -371,8 +381,8 @@ Module.prototype._compile = function(content, filename) {
// create wrapper function
var wrapper = Module.wrap(content);
- var compiledWrapper = runInThisContext(wrapper,
- { filename: filename, lineOffset: 0 });
+ var compiledWrapper = tryWrapper(wrapper,
+ { filename: filename, lineOffset: 0 });
if (global.v8debug) {
if (!resolvedArgv) {
// we enter the repl if we're not given a filename argument.
diff --git a/src/env.h b/src/env.h
index 6151c57069..743bf057e8 100644
--- a/src/env.h
+++ b/src/env.h
@@ -51,7 +51,7 @@ namespace node {
V(alpn_buffer_string, "alpnBuffer") \
V(args_string, "args") \
V(argv_string, "argv") \
- V(arrow_message_string, "arrowMessage") \
+ V(arrow_message_string, "node:arrowMessage") \
V(async, "async") \
V(async_queue_string, "_asyncQueue") \
V(atime_string, "atime") \
@@ -71,6 +71,7 @@ namespace node {
V(cwd_string, "cwd") \
V(debug_port_string, "debugPort") \
V(debug_string, "debug") \
+ V(decorated_string, "node:decorated") \
V(dest_string, "dest") \
V(detached_string, "detached") \
V(dev_string, "dev") \
diff --git a/src/node.cc b/src/node.cc
index f9797e664e..894c8f7641 100644
--- a/src/node.cc
+++ b/src/node.cc
@@ -1399,6 +1399,15 @@ ssize_t DecodeWrite(Isolate* isolate,
return StringBytes::Write(isolate, buf, buflen, val, encoding, nullptr);
}
+bool IsExceptionDecorated(Environment* env, Local<Value> er) {
+ if (!er.IsEmpty() && er->IsObject()) {
+ Local<Object> err_obj = er.As<Object>();
+ Local<Value> decorated = err_obj->GetHiddenValue(env->decorated_string());
+ return !decorated.IsEmpty() && decorated->IsTrue();
+ }
+ return false;
+}
+
void AppendExceptionLine(Environment* env,
Local<Value> er,
Local<Message> message) {
@@ -1508,6 +1517,7 @@ static void ReportException(Environment* env,
Local<Value> trace_value;
Local<Value> arrow;
+ const bool decorated = IsExceptionDecorated(env, er);
if (er->IsUndefined() || er->IsNull()) {
trace_value = Undefined(env->isolate());
@@ -1522,7 +1532,7 @@ static void ReportException(Environment* env,
// range errors have a trace member set to undefined
if (trace.length() > 0 && !trace_value->IsUndefined()) {
- if (arrow.IsEmpty() || !arrow->IsString()) {
+ if (arrow.IsEmpty() || !arrow->IsString() || decorated) {
PrintErrorString("%s\n", *trace);
} else {
node::Utf8Value arrow_string(env->isolate(), arrow);
@@ -1554,7 +1564,7 @@ static void ReportException(Environment* env,
node::Utf8Value name_string(env->isolate(), name);
node::Utf8Value message_string(env->isolate(), message);
- if (arrow.IsEmpty() || !arrow->IsString()) {
+ if (arrow.IsEmpty() || !arrow->IsString() || decorated) {
PrintErrorString("%s: %s\n", *name_string, *message_string);
} else {
node::Utf8Value arrow_string(env->isolate(), arrow);
diff --git a/src/node_util.cc b/src/node_util.cc
index 1e0f214ae4..8475468c1f 100644
--- a/src/node_util.cc
+++ b/src/node_util.cc
@@ -52,6 +52,21 @@ static void GetHiddenValue(const FunctionCallbackInfo<Value>& args) {
args.GetReturnValue().Set(obj->GetHiddenValue(name));
}
+static void SetHiddenValue(const FunctionCallbackInfo<Value>& args) {
+ Environment* env = Environment::GetCurrent(args);
+
+ if (!args[0]->IsObject())
+ return env->ThrowTypeError("obj must be an object");
+
+ if (!args[1]->IsString())
+ return env->ThrowTypeError("name must be a string");
+
+ Local<Object> obj = args[0].As<Object>();
+ Local<String> name = args[1].As<String>();
+
+ args.GetReturnValue().Set(obj->SetHiddenValue(name, args[2]));
+}
+
void Initialize(Local<Object> target,
Local<Value> unused,
@@ -63,6 +78,7 @@ void Initialize(Local<Object> target,
#undef V
env->SetMethod(target, "getHiddenValue", GetHiddenValue);
+ env->SetMethod(target, "setHiddenValue", SetHiddenValue);
}
} // namespace util
diff --git a/test/parallel/test-util-decorate-error-stack.js b/test/parallel/test-util-decorate-error-stack.js
index 24fee56df7..f289d52be4 100644
--- a/test/parallel/test-util-decorate-error-stack.js
+++ b/test/parallel/test-util-decorate-error-stack.js
@@ -3,6 +3,8 @@
const common = require('../common');
const assert = require('assert');
const internalUtil = require('internal/util');
+const spawnSync = require('child_process').spawnSync;
+const path = require('path');
assert.doesNotThrow(function() {
internalUtil.decorateErrorStack();
@@ -17,17 +19,37 @@ internalUtil.decorateErrorStack(obj);
assert.strictEqual(obj.stack, undefined);
// Verify that the stack is decorated when possible
+function checkStack(stack) {
+ const matches = stack.match(/var foo bar;/g);
+ assert.strictEqual(Array.isArray(matches), true);
+ assert.strictEqual(matches.length, 1);
+}
let err;
+const badSyntaxPath =
+ path.resolve(__dirname, '..', 'fixtures', 'syntax', 'bad_syntax')
+ .replace(/\\/g, '\\\\');
try {
- require('../fixtures/syntax/bad_syntax');
+ require(badSyntaxPath);
} catch (e) {
err = e;
- assert(!/var foo bar;/.test(err.stack));
- internalUtil.decorateErrorStack(err);
}
-assert(/var foo bar;/.test(err.stack));
+assert(typeof err, 'object');
+checkStack(err.stack);
+
+// Verify that the stack is only decorated once
+internalUtil.decorateErrorStack(err);
+internalUtil.decorateErrorStack(err);
+checkStack(err.stack);
+
+// Verify that the stack is only decorated once for uncaught exceptions
+const args = [
+ '-e',
+ `require('${badSyntaxPath}')`
+];
+const result = spawnSync(process.argv[0], args, { encoding: 'utf8' });
+checkStack(result.stderr);
// Verify that the stack is unchanged when there is no arrow message
err = new Error('foo');
diff --git a/test/parallel/test-util-internal.js b/test/parallel/test-util-internal.js
index ac7ff3da62..06fddb7e94 100644
--- a/test/parallel/test-util-internal.js
+++ b/test/parallel/test-util-internal.js
@@ -12,6 +12,12 @@ function getHiddenValue(obj, name) {
};
}
+function setHiddenValue(obj, name, val) {
+ return function() {
+ internalUtil.setHiddenValue(obj, name, val);
+ };
+}
+
assert.throws(getHiddenValue(), /obj must be an object/);
assert.throws(getHiddenValue(null, 'foo'), /obj must be an object/);
assert.throws(getHiddenValue(undefined, 'foo'), /obj must be an object/);
@@ -22,12 +28,24 @@ assert.throws(getHiddenValue({}, null), /name must be a string/);
assert.throws(getHiddenValue({}, []), /name must be a string/);
assert.deepEqual(internalUtil.getHiddenValue({}, 'foo'), undefined);
+assert.throws(setHiddenValue(), /obj must be an object/);
+assert.throws(setHiddenValue(null, 'foo'), /obj must be an object/);
+assert.throws(setHiddenValue(undefined, 'foo'), /obj must be an object/);
+assert.throws(setHiddenValue('bar', 'foo'), /obj must be an object/);
+assert.throws(setHiddenValue(85, 'foo'), /obj must be an object/);
+assert.throws(setHiddenValue({}), /name must be a string/);
+assert.throws(setHiddenValue({}, null), /name must be a string/);
+assert.throws(setHiddenValue({}, []), /name must be a string/);
+const obj = {};
+assert.strictEqual(internalUtil.setHiddenValue(obj, 'foo', 'bar'), true);
+assert.strictEqual(internalUtil.getHiddenValue(obj, 'foo'), 'bar');
+
let arrowMessage;
try {
require('../fixtures/syntax/bad_syntax');
} catch (err) {
- arrowMessage = internalUtil.getHiddenValue(err, 'arrowMessage');
+ arrowMessage = internalUtil.getHiddenValue(err, 'node:arrowMessage');
}
assert(/bad_syntax\.js:1/.test(arrowMessage));