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diff --git a/tools/addon-sdk-1.4/packages/api-utils/docs/traceback.md b/tools/addon-sdk-1.4/packages/api-utils/docs/traceback.md new file mode 100644 index 0000000..fd7ddb5 --- /dev/null +++ b/tools/addon-sdk-1.4/packages/api-utils/docs/traceback.md @@ -0,0 +1,62 @@ +<!-- contributed by Atul Varma [atul@mozilla.com] --> +<!-- edited by Noelle Murata [fiveinchpixie@gmail.com] --> + + +The `traceback` module contains functionality similar to +Python's [traceback](http://docs.python.org/library/traceback.html) module. + +## JSON Traceback Objects ## + +Tracebacks are stored in JSON format. The stack is represented as an +array in which the most recent stack frame is the last element; each +element thus represents a stack frame and has the following keys: + +<table> + <tr> + <td><code>filename</code></td> + <td>The name of the file that the stack frame takes place in.</td> + </tr> + <tr> + <td><code>lineNo</code></td> + <td>The line number is being executed at the stack frame.</td> + </tr> + <tr> + <td><code>funcName</code></td> + <td>The name of the function being executed at the stack frame, or + <code>null</code> if the function is anonymous or the stack frame is + being executed in a top-level script or module.</td> + </tr> +</table> + +<api name="fromException"> +@function + Attempts to extract the traceback from *`exception`*. + +@returns {traceback} + JSON representation of the traceback or `null` if not found. + +@param exception {exception} + exception where exception is an `nsIException`. +</api> + +See [nsIException](https://developer.mozilla.org/en/NsIException) for more +information. + +<api name="get"> +@function + +@returns {JSON} + Returns the JSON representation of the stack at the point that this + function is called. +</api> + +<api name="format"> +@function +Given a JSON representation of the stack or an exception instance, +returns a formatted plain text representation of it, similar to +Python's formatted stack tracebacks. If no argument is provided, the +stack at the point this function is called is used. + +@param [tbOrException] {object} +</api> + |