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Diffstat (limited to 'node_modules/bluebird/js/main/debuggability.js')
-rw-r--r--node_modules/bluebird/js/main/debuggability.js153
1 files changed, 153 insertions, 0 deletions
diff --git a/node_modules/bluebird/js/main/debuggability.js b/node_modules/bluebird/js/main/debuggability.js
new file mode 100644
index 000000000..347476d86
--- /dev/null
+++ b/node_modules/bluebird/js/main/debuggability.js
@@ -0,0 +1,153 @@
+"use strict";
+module.exports = function(Promise, CapturedTrace) {
+var async = require("./async.js");
+var Warning = require("./errors.js").Warning;
+var util = require("./util.js");
+var canAttachTrace = util.canAttachTrace;
+var unhandledRejectionHandled;
+var possiblyUnhandledRejection;
+var debugging = false || (util.isNode &&
+ (!!process.env["BLUEBIRD_DEBUG"] ||
+ process.env["NODE_ENV"] === "development"));
+
+if (debugging) {
+ async.disableTrampolineIfNecessary();
+}
+
+Promise.prototype._ignoreRejections = function() {
+ this._unsetRejectionIsUnhandled();
+ this._bitField = this._bitField | 16777216;
+};
+
+Promise.prototype._ensurePossibleRejectionHandled = function () {
+ if ((this._bitField & 16777216) !== 0) return;
+ this._setRejectionIsUnhandled();
+ async.invokeLater(this._notifyUnhandledRejection, this, undefined);
+};
+
+Promise.prototype._notifyUnhandledRejectionIsHandled = function () {
+ CapturedTrace.fireRejectionEvent("rejectionHandled",
+ unhandledRejectionHandled, undefined, this);
+};
+
+Promise.prototype._notifyUnhandledRejection = function () {
+ if (this._isRejectionUnhandled()) {
+ var reason = this._getCarriedStackTrace() || this._settledValue;
+ this._setUnhandledRejectionIsNotified();
+ CapturedTrace.fireRejectionEvent("unhandledRejection",
+ possiblyUnhandledRejection, reason, this);
+ }
+};
+
+Promise.prototype._setUnhandledRejectionIsNotified = function () {
+ this._bitField = this._bitField | 524288;
+};
+
+Promise.prototype._unsetUnhandledRejectionIsNotified = function () {
+ this._bitField = this._bitField & (~524288);
+};
+
+Promise.prototype._isUnhandledRejectionNotified = function () {
+ return (this._bitField & 524288) > 0;
+};
+
+Promise.prototype._setRejectionIsUnhandled = function () {
+ this._bitField = this._bitField | 2097152;
+};
+
+Promise.prototype._unsetRejectionIsUnhandled = function () {
+ this._bitField = this._bitField & (~2097152);
+ if (this._isUnhandledRejectionNotified()) {
+ this._unsetUnhandledRejectionIsNotified();
+ this._notifyUnhandledRejectionIsHandled();
+ }
+};
+
+Promise.prototype._isRejectionUnhandled = function () {
+ return (this._bitField & 2097152) > 0;
+};
+
+Promise.prototype._setCarriedStackTrace = function (capturedTrace) {
+ this._bitField = this._bitField | 1048576;
+ this._fulfillmentHandler0 = capturedTrace;
+};
+
+Promise.prototype._isCarryingStackTrace = function () {
+ return (this._bitField & 1048576) > 0;
+};
+
+Promise.prototype._getCarriedStackTrace = function () {
+ return this._isCarryingStackTrace()
+ ? this._fulfillmentHandler0
+ : undefined;
+};
+
+Promise.prototype._captureStackTrace = function () {
+ if (debugging) {
+ this._trace = new CapturedTrace(this._peekContext());
+ }
+ return this;
+};
+
+Promise.prototype._attachExtraTrace = function (error, ignoreSelf) {
+ if (debugging && canAttachTrace(error)) {
+ var trace = this._trace;
+ if (trace !== undefined) {
+ if (ignoreSelf) trace = trace._parent;
+ }
+ if (trace !== undefined) {
+ trace.attachExtraTrace(error);
+ } else if (!error.__stackCleaned__) {
+ var parsed = CapturedTrace.parseStackAndMessage(error);
+ util.notEnumerableProp(error, "stack",
+ parsed.message + "\n" + parsed.stack.join("\n"));
+ util.notEnumerableProp(error, "__stackCleaned__", true);
+ }
+ }
+};
+
+Promise.prototype._warn = function(message) {
+ var warning = new Warning(message);
+ var ctx = this._peekContext();
+ if (ctx) {
+ ctx.attachExtraTrace(warning);
+ } else {
+ var parsed = CapturedTrace.parseStackAndMessage(warning);
+ warning.stack = parsed.message + "\n" + parsed.stack.join("\n");
+ }
+ CapturedTrace.formatAndLogError(warning, "");
+};
+
+Promise.onPossiblyUnhandledRejection = function (fn) {
+ possiblyUnhandledRejection = typeof fn === "function" ? fn : undefined;
+};
+
+Promise.onUnhandledRejectionHandled = function (fn) {
+ unhandledRejectionHandled = typeof fn === "function" ? fn : undefined;
+};
+
+Promise.longStackTraces = function () {
+ if (async.haveItemsQueued() &&
+ debugging === false
+ ) {
+ throw new Error("cannot enable long stack traces after promises have been created\u000a\u000a See http://goo.gl/DT1qyG\u000a");
+ }
+ debugging = CapturedTrace.isSupported();
+ if (debugging) {
+ async.disableTrampolineIfNecessary();
+ }
+};
+
+Promise.hasLongStackTraces = function () {
+ return debugging && CapturedTrace.isSupported();
+};
+
+if (!CapturedTrace.isSupported()) {
+ Promise.longStackTraces = function(){};
+ debugging = false;
+}
+
+return function() {
+ return debugging;
+};
+};