From 7bc906de6e882bcad2b89b322879cf67e41c5117 Mon Sep 17 00:00:00 2001
From: Yoriyasu Yano <430092+yorinasub17@users.noreply.github.com>
Date: Thu, 3 Jan 2019 13:02:00 -0800
Subject: [PATCH 1/2] Add yapf

---
 README.md     |  1 +
 hooks/yapf.sh | 16 ++++++++++++++++
 2 files changed, 17 insertions(+)
 create mode 100755 hooks/yapf.sh

diff --git a/README.md b/README.md
index c5191541..58dbc2b9 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@ supported hooks are:
 * **shellcheck**: Run [`shellcheck`](https://www.shellcheck.net/) to lint files that contain a bash [shebang](https://en.wikipedia.org/wiki/Shebang_(Unix))
 * **gofmt**: Automatically run `gofmt` on all Golang code (`*.go` files).
 * **golint**: Automatically run `golint` on all Golang code (`*.go` files)
+* **yapf**: Automatically run [`yapf`](https://github.com/google/yapf) on all python code (`*.py` files).
 
 
 
diff --git a/hooks/yapf.sh b/hooks/yapf.sh
new file mode 100755
index 00000000..01121fb5
--- /dev/null
+++ b/hooks/yapf.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+set -e
+
+# OSX GUI apps do not pick up environment variables the same way as Terminal apps and there are no easy solutions,
+# especially as Apple changes the GUI app behavior every release (see https://stackoverflow.com/q/135688/483528). As a
+# workaround to allow GitHub Desktop to work, add this (hopefully harmless) setting here.
+export PATH=$PATH:/usr/local/bin
+
+readonly STYLE="{BASED_ON_STYLE: google, ALIGN_CLOSING_BRACKET_WITH_VISUAL_INDENT: true, COLUMN_LIMIT: 120, BLANK_LINE_BEFORE_NESTED_CLASS_OR_DEF: true, COALESCE_BRACKETS: false, DEDENT_CLOSING_BRACKETS: true, SPLIT_BEFORE_DOT: true, SPLIT_COMPLEX_COMPREHENSION: true}"
+
+for file in "$@"; do
+  if [[ "$file" =~ \.py$ ]]; then
+    yapf -ri --style="$STYLE" "$(dirname "$file")"
+  fi
+done

From 3557e5bb9cf6faf08a0411e2d936fe03d2ec4572 Mon Sep 17 00:00:00 2001
From: Yoriyasu Yano <430092+yorinasub17@users.noreply.github.com>
Date: Thu, 3 Jan 2019 13:14:01 -0800
Subject: [PATCH 2/2] Add yapf to list of hooks

---
 .pre-commit-hooks.yaml | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/.pre-commit-hooks.yaml b/.pre-commit-hooks.yaml
index d47c2fcd..ea12f85d 100644
--- a/.pre-commit-hooks.yaml
+++ b/.pre-commit-hooks.yaml
@@ -37,3 +37,11 @@
   language: script
   files: \.go$
   exclude: vendor\/.*$
+
+- id: yapf
+  name: yapf
+  description: yapf (Yet Another Python Formatter) is a python formatter from Google.
+  entry: hooks/yapf.sh
+  language: script
+  files: \.py$
+  exclude: __pycache__\/.*$