Add pre-commit hook

SHA1SUM

@@ -1 +1 @@
-49c316778777ccb99f0bac6eb90657c1e2e559b4  codecov
+8b5045267949795644b6dea2e45d4e35fa196215  codecov

SHA256SUM

@@ -1 +1 @@
-0ee62670767d25728a1cc99a8dc92ec553acc13555797821b2fbb90077408865  codecov
+24da98903b69bd6cfa2eaf6f32f6053d9fc982151bb2c63bb0ce758d2aae7db9  codecov

SHA512SUM

@@ -1 +1 @@
-9ec1c1dfc4cf4db65e956b2dc4595d8341d78b695d71039cec281dd42d0515a146f353204b6ed211a12c17a84f0561fe130331e321ae89ce7068ab71974f2cdb  codecov
+3f022302db4061f2e54ce1a141d1fcf2c350a362c0853f7d87a6941bc6504bf2bc59f1f1584eb788c080c63e5dd0baad2bc21897923ac2b9bd891a27bcd4f764  codecov

codecov

@@ -3,7 +3,6 @@
 # Apache License Version 2.0, January 2004
 # https://github.com/codecov/codecov-bash/blob/master/LICENSE
 
-
 set -e +o pipefail
 
 VERSION="tbd"

hooks/pre-commit

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+for i in 1 256 512; do shasum -a "${i}" codecov > "SHA${i}SUM"; done
+for i in 1 256 512; do git add "SHA${i}SUM"; done

install.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+if ! [ -e .git ]; then
+    echo "Please run this from repo root directory"
+    exit 1
+fi
+
+cd .git/hooks
+for i in pre-commit; do
+    rm -fv $i
+    ln -sv ../../hooks/$i
+done

readme.md

@@ -103,12 +103,17 @@ bash <(curl -s https://codecov.io/bash) || echo "Codecov did not collect coverag
 ### Caveats
 
 1. **Jenkins**: Unable to find reports? Try `PWD=WORKSPACE bash <(curl -s https://codecov.io/bash)`
-
 
 
 ### Development
 
-Once you made a change to the codecov uploader script, please also update the hash file via:
+To automatically update the hash files after a change to the Codecov uploader script, run
+
+```
+./install.sh
+```
+
+which will add the `pre-commit` hooks. You can also update the has files manually via:
 
 ```bash
 for i in 1 256 512; do shasum -a "${i}" codecov > "SHA${i}SUM"; done