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-rw-r--r--README6
-rw-r--r--pollymer.js33
2 files changed, 36 insertions, 3 deletions
diff --git a/README b/README
index eeff1e1..dc58b05 100644
--- a/README
+++ b/README
@@ -123,6 +123,12 @@ Properties of Request Object:
Request wait timeout in milliseconds.
Default 60000.
+ errorCodes: string
+ The error codes and/or ranges that should cause automatic retrying. For
+ example, to have all error codes in the 500-599 range cause an automatic
+ retry except for code 501, you could set errorCodes to '500,502-599'.
+ Default is '500-599'.
+
Retries:
When a request fails at the transport level, or the request succeeds with an
diff --git a/pollymer.js b/pollymer.js
index ddeda70..20995b2 100644
--- a/pollymer.js
+++ b/pollymer.js
@@ -67,6 +67,29 @@ var DEBUG = true;
return headers;
};
+ var checkForErrorCode = function (codesStr, code) {
+ var parts = codesStr.split(',');
+ for (var i = 0; i < parts.length; i++) {
+ var part = parts[i];
+ var index = part.indexOf('-');
+ if (index >= 0) {
+ // part is a range
+ var min = parseInt(part.substring(0, index), 10);
+ var max = parseInt(part.substring(index + 1), 10);
+ if (code >= min && code <= max) {
+ return true;
+ }
+ } else {
+ // part is a single value
+ var val = parseInt(part, 10);
+ if (code == val) {
+ return true;
+ }
+ }
+ }
+ return false;
+ };
+
var addJsonpScriptToDom = function (src, scriptId) {
var script = window.document.createElement("script");
script.type = "text/javascript";
@@ -205,7 +228,8 @@ var DEBUG = true;
this.maxDelay = 1000;
this.recurring = false;
this.withCredentials = false;
- this.timeout = 60000
+ this.timeout = 60000;
+ this.errorCodes = '500-599';
if (arguments.length > 0) {
var config = arguments[0];
@@ -228,7 +252,10 @@ var DEBUG = true;
this.withCredentials = config.withCredentials;
}
if ("timeout" in config) {
- this.timeout = config.timeout
+ this.timeout = config.timeout;
+ }
+ if ("errorCodes" in config) {
+ this.errorCodes = config.errorCodes;
}
}
};
@@ -425,7 +452,7 @@ var DEBUG = true;
Request.prototype._handleResponse = function (code, reason, headers, body) {
this._cleanupConnect();
- if ((code == 0 || (code >= 500 && code < 600)) &&
+ if ((code == 0 || checkForErrorCode(this.errorCodes, code)) &&
(this.maxTries == -1 || this._tries < this.maxTries)) {
this._retry();
} else {