Version 1
[yaffs-website] / node_modules / bluebird / js / release / method.js
diff --git a/node_modules/bluebird/js/release/method.js b/node_modules/bluebird/js/release/method.js
new file mode 100644 (file)
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@@ -0,0 +1,55 @@
+"use strict";
+module.exports =
+function(Promise, INTERNAL, tryConvertToPromise, apiRejection, debug) {
+var util = require("./util");
+var tryCatch = util.tryCatch;
+
+Promise.method = function (fn) {
+    if (typeof fn !== "function") {
+        throw new Promise.TypeError("expecting a function but got " + util.classString(fn));
+    }
+    return function () {
+        var ret = new Promise(INTERNAL);
+        ret._captureStackTrace();
+        ret._pushContext();
+        var value = tryCatch(fn).apply(this, arguments);
+        var promiseCreated = ret._popContext();
+        debug.checkForgottenReturns(
+            value, promiseCreated, "Promise.method", ret);
+        ret._resolveFromSyncValue(value);
+        return ret;
+    };
+};
+
+Promise.attempt = Promise["try"] = function (fn) {
+    if (typeof fn !== "function") {
+        return apiRejection("expecting a function but got " + util.classString(fn));
+    }
+    var ret = new Promise(INTERNAL);
+    ret._captureStackTrace();
+    ret._pushContext();
+    var value;
+    if (arguments.length > 1) {
+        debug.deprecated("calling Promise.try with more than 1 argument");
+        var arg = arguments[1];
+        var ctx = arguments[2];
+        value = util.isArray(arg) ? tryCatch(fn).apply(ctx, arg)
+                                  : tryCatch(fn).call(ctx, arg);
+    } else {
+        value = tryCatch(fn)();
+    }
+    var promiseCreated = ret._popContext();
+    debug.checkForgottenReturns(
+        value, promiseCreated, "Promise.try", ret);
+    ret._resolveFromSyncValue(value);
+    return ret;
+};
+
+Promise.prototype._resolveFromSyncValue = function (value) {
+    if (value === util.errorObj) {
+        this._rejectCallback(value.e, false);
+    } else {
+        this._resolveCallback(value, true);
+    }
+};
+};