Add stardoc target for analysis_failure_test_doc

docs/BUILD

@@ -17,6 +17,13 @@ stardoc(
     input = "//rules:analysis_test.bzl",
 )
 
+stardoc(
+    name = "analysis_failure_test_docs",
+    out = "analysis_failure_test_doc_gen.md",
+    input = "//rules:analysis_failure_test.bzl",
+    deps = ["//rules:analysis_failure_test"],
+)
+
 stardoc(
     name = "collections_docs",
     out = "collections_doc_gen.md",

docs/analysis_failure_test_doc.md

@@ -0,0 +1,22 @@
+<!-- Generated with Stardoc: http://skydoc.bazel.build -->
+
+<a name="#analysis_failure_test"></a>
+
+## analysis_failure_test
+
+<pre>
+analysis_failure_test(<a href="#analysis_failure_test-name">name</a>, <a href="#analysis_failure_test-error_message">error_message</a>, <a href="#analysis_failure_test-target_under_test">target_under_test</a>)
+</pre>
+
+
+
+**ATTRIBUTES**
+
+
+| Name  | Description | Type | Mandatory | Default |
+| :-------------: | :-------------: | :-------------: | :-------------: | :-------------: |
+| name |  A unique name for this target.   | <a href="https://bazel.build/docs/build-ref.html#name">Name</a> | required |  |
+| error_message |  The test asserts that the given string is contained in the error message of the target under test.   | String | required |  |
+| target_under_test |  -   | <a href="https://bazel.build/docs/build-ref.html#labels">Label</a> | required |  |
+
+

rules/BUILD

@@ -12,6 +12,7 @@ bzl_library(
 bzl_library(
     name = "analysis_failure_test",
     srcs = ["analysis_failure_test.bzl"],
+    deps = ["//lib:unittest"],
 )
 
 bzl_library(