From 833156740062434485d06655ff8b32c0078820a3 Mon Sep 17 00:00:00 2001
From: Ed Page <epage@duosecurity.com>
Date: Mon, 23 Nov 2020 21:22:03 -0600
Subject: [PATCH 1/2] chore: Manage CHANGELOG through cargo-release

---
 CHANGELOG.md | 31 ++++++++++++++-----------------
 release.toml |  5 +++++
 2 files changed, 19 insertions(+), 17 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3acbbcf..fd24a3b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,16 +1,23 @@
-<a name="1.0.1"></a>
+# Change Log
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/)
+and this project adheres to [Semantic Versioning](http://semver.org/).
+
+<!-- next-header -->
+
+## [Unreleased] - ReleaseDate
+
 ## 1.0.1 (2020-03-30)
 
 #### Fixes
 
 - Reduce dependencies.
 
-<a name="1.0.0"></a>
 ## 1.0.0 (2020-03-26)
 
 Stable release!
 
-<a name="0.12.2"></a>
 ## 0.12.2 (2020-03-26)
 
 #### Features
@@ -18,7 +25,6 @@ Stable release!
 * **cmd**:
   * Support timeouts (closes [#10](https://github.com/assert-rs/assert_cmd/issues/20)).
 
-<a name="0.12.1"></a>
 ## 0.12.1 (2020-03-25)
 
 
@@ -27,7 +33,6 @@ Stable release!
 * **cmd**:
   * Avoid stdin/stdout deadlocks by writing/reading in parallel (closes [#42](https://github.com/assert-rs/assert_cmd/issues/42)).
 
-<a name="0.12.0"></a>
 ## 0.12.0 (2019-12-05)
 
 
@@ -43,7 +48,6 @@ Stable release!
 
 
 
-<a name="0.11.1"></a>
 ## 0.11.1 (2019-03-23)
 
 
@@ -53,7 +57,6 @@ Stable release!
 
 
 
-<a name="0.11.0"></a>
 ## 0.11.0 (2019-01-29)
 
 
@@ -68,7 +71,6 @@ Stable release!
   * See the [`assert_cmd::cargo` docs](https://docs.rs/assert_cmd/0.11.0/assert_cmd/cargo/index.html) for trade-offs with when to use `escargot` vs `assert_cmd`
 
 
-<a name="0.10.2"></a>
 ## 0.10.2 (2018-11-21)
 
 
@@ -81,7 +83,6 @@ Stable release!
 
 
 
-<a name="0.10.1"></a>
 ## 0.10.1 (2018-10-10)
 
 
@@ -90,7 +91,6 @@ Stable release!
 * Documentation fixes
 
 
-<a name="0.10.0"></a>
 ## 0.10.0 (2018-10-10)
 
 
@@ -107,7 +107,6 @@ Stable release!
 
 
 
-<a name="0.9.1"></a>
 ## 0.9.1 (2018-08-09)
 
 
@@ -117,7 +116,6 @@ Stable release!
 
 
 
-<a name="0.9.0"></a>
 ## 0.9.0 (2018-08-02)
 
 
@@ -140,7 +138,6 @@ Stable release!
 
 
 
-<a name="0.5.0"></a>
 ## 0.6.0 (2018-07-18)
 
 
@@ -154,7 +151,6 @@ Stable release!
 
 
 
-<a name="0.5.0"></a>
 ## 0.5.0 (2018-07-13)
 
 
@@ -168,7 +164,6 @@ Stable release!
 
 
 
-<a name="0.4.0"></a>
 ## 0.4.0 (2018-06-28)
 
 
@@ -188,7 +183,6 @@ Stable release!
 
 
 
-<a name="0.3.0"></a>
 ## 0.3.0 (2018-06-07)
 
 ### Features
@@ -200,7 +194,6 @@ Stable release!
 * Moved all cargo stuff under `cargo` module.
 
 
-<a name="0.2.0"></a>
 ## 0.2.0 (2018-06-06)
 
 
@@ -216,3 +209,7 @@ Stable release!
 
 *   Change to predicates v0.5.0 ([5fa02435](https://github.com/assert-rs/assert_cmd/commit/5fa02435ffee0a3fb5f94fa374437ae71201f7d7))
 *   Simplify stdout/stderr str predicates ([8cdfb91e](https://github.com/assert-rs/assert_cmd/commit/8cdfb91e0f7a535d3d2b9fbb21f0df5d236a0f0a), closes [#11](https://github.com/assert-rs/assert_cmd/issues/11))
+
+
+<!-- next-url -->
+[Unreleased]: https://github.com/assert-rs/assert_cmd/compare/v1.0.1...HEAD
diff --git a/release.toml b/release.toml
index fe86cf3..28c107e 100644
--- a/release.toml
+++ b/release.toml
@@ -5,4 +5,9 @@ tag-name = "{{prefix}}v{{version}}"
 pre-release-replacements = [
   {file="README.md", search="assert_cmd = .*", replace="assert_cmd = \"{{version}}\""},
   {file="src/lib.rs", search="assert_cmd = .*", replace="assert_cmd = \"{{version}}\""},
+  {file="CHANGELOG.md", search="Unreleased", replace="{{version}}"},
+  {file="CHANGELOG.md", search="\\.\\.\\.HEAD", replace="...{{tag_name}}"},
+  {file="CHANGELOG.md", search="ReleaseDate", replace="{{date}}"},
+  {file="CHANGELOG.md", search="<!-- next-header -->", replace="<!-- next-header -->\n## [Unreleased] - ReleaseDate"},
+  {file="CHANGELOG.md", search="<!-- next-url -->", replace="<!-- next-url -->\n[Unreleased]: https://github.com/assert-rs/predicates-rs/compare/{{tag_name}}...HEAD"},
 ]

From f7d6e8ae7ab7295e2d86340f1e30cd31dc805e4e Mon Sep 17 00:00:00 2001
From: Ed Page <epage@duosecurity.com>
Date: Mon, 23 Nov 2020 21:16:52 -0600
Subject: [PATCH 2/2] fix(assert): Be explicit about spawn failure

Users had to infer the reason for the panic based on the location.
Instead, we should tell them what failed so they can more quickly get up
and going on fixing it.

Fixes #109
---
 CHANGELOG.md  | 4 ++++
 src/assert.rs | 7 ++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd24a3b..ffe7b00 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased] - ReleaseDate
 
+#### Fixes
+
+- Be explicit about spawn failure (closes [#109](https://github.com/assert-rs/assert_cmd/issues/109)).
+
 ## 1.0.1 (2020-03-30)
 
 #### Fixes
diff --git a/src/assert.rs b/src/assert.rs
index 1a9da89..60c5505 100644
--- a/src/assert.rs
+++ b/src/assert.rs
@@ -57,7 +57,12 @@ impl OutputAssertExt for process::Output {
 
 impl<'c> OutputAssertExt for &'c mut process::Command {
     fn assert(self) -> Assert {
-        let output = self.output().unwrap();
+        let output = match self.output() {
+            Ok(output) => output,
+            Err(err) => {
+                panic!("Failed to spawn {:?}: {}", self, err);
+            }
+        };
         Assert::new(output).append_context("command", format!("{:?}", self))
     }
 }