From 7a9cc10c39fefe26405aef6cf20887abce190004 Mon Sep 17 00:00:00 2001
From: "TekWize.ly" <TekWize.ly@gmail.com>
Date: Tue, 2 Jul 2019 12:42:27 -0700
Subject: [PATCH] Added module-level hooks for build, test, vet, golang-ci

---
 .pre-commit-hooks.yaml   | 76 ++++++++++++++++++++++++++++++++++++++++
 README.md                | 15 ++++++--
 go-build-mod.sh          | 29 +++++++++++++++
 go-test-mod.sh           | 29 +++++++++++++++
 go-vet-mod.sh            | 29 +++++++++++++++
 golangci-lint-mod-fix.sh | 29 +++++++++++++++
 golangci-lint-mod.sh     | 29 +++++++++++++++
 sample-config.yaml       |  9 ++++-
 8 files changed, 242 insertions(+), 3 deletions(-)
 create mode 100755 go-build-mod.sh
 create mode 100755 go-test-mod.sh
 create mode 100755 go-vet-mod.sh
 create mode 100755 golangci-lint-mod-fix.sh
 create mode 100755 golangci-lint-mod.sh

diff --git a/.pre-commit-hooks.yaml b/.pre-commit-hooks.yaml
index 18a22a8..65b1b41 100644
--- a/.pre-commit-hooks.yaml
+++ b/.pre-commit-hooks.yaml
@@ -1,3 +1,18 @@
+# ==============================================================================
+# go-build-mod
+#   * Directory-Based
+#   * Targets first parent folder with a go.mod file
+#   * Executes if any .go files modified
+# ==============================================================================
+-   id: go-build-mod
+    name: 'go-build-mod'
+    entry: go-build-mod.sh
+    types: [go]
+    language: 'script'
+    description: "Run 'cd $(mod_root $FILE); go build ./...' for each staged .go file"
+    pass_filenames: true
+    require_serial: true
+
 # ==============================================================================
 # go-build-dir
 #   * Directory-Based
@@ -67,6 +82,21 @@
     description: "Run 'go build $(go list)/...' in repo root folder"
     pass_filenames: false
 
+# ==============================================================================
+# go-test-mod
+#   * Directory-Based
+#   * Targets first parent folder with a go.mod file
+#   * Executes if any .go files modified
+# ==============================================================================
+-   id: go-test-mod
+    name: 'go-test-mod'
+    entry: go-test-mod.sh
+    types: [go]
+    language: 'script'
+    description: "Run 'cd $(mod_root $FILE); go test ./...' for each staged .go file"
+    pass_filenames: true
+    require_serial: true
+
 # ==============================================================================
 # go-test-dir
 #   * Directory-Based
@@ -150,6 +180,21 @@
     description: "Run 'go vet $FILE' for each staged .go file"
     pass_filenames: true
 
+# ==============================================================================
+# go-vet-mod
+#   * Directory-Based
+#   * Targets first parent folder with a go.mod file
+#   * Executes if any .go files modified
+# ==============================================================================
+-   id: go-vet-mod
+    name: 'go-vet-mod'
+    entry: go-vet-mod.sh
+    types: [go]
+    language: 'script'
+    description: "Run 'cd $(mod_root $FILE); go vet ./...' for each staged .go file"
+    pass_filenames: true
+    require_serial: true
+
 # ==============================================================================
 # go-vet-dir
 #   * Directory-Based
@@ -317,6 +362,37 @@
     description: "Run 'golangci-lint run --fix $FILE' for each staged .go file"
     pass_filenames: true
 
+# ==============================================================================
+# golangci-lint-mod
+#   * Directory-Based
+#   * Targets first parent folder with a go.mod file
+#   * Executes if any .go files modified
+# ==============================================================================
+-   id: golangci-lint-mod
+    name: 'golangci-lint-mod'
+    entry: golangci-lint-mod.sh
+    types: [go]
+    language: 'script'
+    description: "Run 'cd $(mod_root $FILE); golangci-lint run ./...' for each staged .go file"
+    pass_filenames: true
+    require_serial: true
+
+# ==============================================================================
+# golangci-lint-mod-fix
+#   * Directory-Based
+#   * Targets first parent folder with a go.mod file
+#   * Modifies files
+#   * Executes if any .go files modified
+# ==============================================================================
+-   id: golangci-lint-mod-fix
+    name: 'golangci-lint-mod-fix'
+    entry: golangci-lint-mod-fix.sh
+    types: [go]
+    language: 'script'
+    description: "Run 'cd $(mod_root $FILE); golangci-lint run --fix ./...' for each staged .go file"
+    pass_filenames: true
+    require_serial: true
+
 # ==============================================================================
 # golangci-lint-dir
 #   * Directory-Based
diff --git a/README.md b/README.md
index 3900e1a..dfbf3d9 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,7 @@ You can copy/paste the following snippet into your `.pre-commit-config.yaml` fil
     #
     # Go Build
     #
+    -   id: go-build-mod
     -   id: go-build-dir
     -   id: go-build-pkg
     -   id: go-build-repo
@@ -36,6 +37,7 @@ You can copy/paste the following snippet into your `.pre-commit-config.yaml` fil
     #
     # Go Test
     #
+    -   id: go-test-mod
     -   id: go-test-dir
     -   id: go-test-pkg
     -   id: go-test-repo
@@ -45,6 +47,7 @@ You can copy/paste the following snippet into your `.pre-commit-config.yaml` fil
     # Go Vet
     #
     -   id: go-vet
+    -   id: go-vet-mod
     -   id: go-vet-dir
     -   id: go-vet-pkg
     -   id: go-vet-repo
@@ -70,6 +73,8 @@ You can copy/paste the following snippet into your `.pre-commit-config.yaml` fil
     #
     -   id: golangci-lint
     -   id: golangci-lint-fix
+    -   id: golangci-lint-mod
+    -   id: golangci-lint-mod-fix
     -   id: golangci-lint-dir
     -   id: golangci-lint-dir-fix
     -   id: golangci-lint-pkg
@@ -100,8 +105,9 @@ Some hooks work on a per-directory basis.  The hooks run against the directory c
 Currently, directory-based hooks DO NOT accept user-args.
 
 #### Directory-Hook Suffixes
- - ``*-dir-*`` : Hook runs using `./$(dirname $FILE)` as target.
- - ``*-pkg-*`` : Hook runs using `'$(go list)/$(dirname $FILE)` as target.
+ - `*-mod-*` : Hook runs inside first module root directory going up $FILE path.
+ - `*-dir-*` : Hook runs using `./$(dirname $FILE)` as target.
+ - `*-pkg-*` : Hook runs using `'$(go list)/$(dirname $FILE)` as target.
 
 #### Multiple Hook Invocations
 By design, the directory-based hooks only execute against a given directory once per hook invocation.
@@ -156,6 +162,7 @@ Consider adding aliases to longer-named hooks for easier CLI usage.
 ### go-build-repo-*
 
 #### Directory-Based Hooks
+  - `go-build-mod`
   - `go-build-dir`
   - `go-build-pkg`
 
@@ -175,6 +182,7 @@ Comes with Golang ( [golang.org](https://golang.org/) )
 ### go-test-repo-*
 
 #### Directory-Based Hooks
+ - `go-test-mod`
  - `go-test-dir`
  - `go-test-pkd`
 
@@ -197,6 +205,7 @@ Comes with Golang ( [golang.org](https://golang.org/) )
  - `go-vet` - Runs against staged `.go` files
 
 #### Directory-Based Hooks
+ - `go-vet-mod`
  - `go-vet-dir`
  - `go-vet-pkg`
 
@@ -332,6 +341,8 @@ go get -u golang.org/x/lint/golint
 - `golangci-lint-fix`
 
 #### Directory-Based Hooks
+- `golangci-lint-mod`
+- `golangci-lint-mod-fix`
 - `golangci-lint-dir`
 - `golangci-lint-dir-fix`
 - `golangci-lint-pkg`
diff --git a/go-build-mod.sh b/go-build-mod.sh
new file mode 100755
index 0000000..e944a67
--- /dev/null
+++ b/go-build-mod.sh
@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+# Walks up the file path looking for go.mod
+#
+function find_module_roots() {
+	for arg in "$@" ; do
+	  local path="${arg}"
+	  if [ "${path}" == "" ]; then
+	    path="."
+	  elif [ -f "${path}" ]; then
+	    path=$(dirname "${path}")
+	  fi
+	  while [ "${path}" != "." ] && [ ! -f "${path}/go.mod" ]; do
+	    path=$(dirname "${path}")
+	  done
+	  echo "${path}"
+	done
+}
+
+errCode=0
+for sub in $(find_module_roots "$@" | sort -u) ; do
+	pushd "${sub}" >/dev/null
+	go build ./...
+	if [ $? -ne 0 ]; then
+		errCode=1
+	fi
+	popd >/dev/null
+done
+exit $errCode
diff --git a/go-test-mod.sh b/go-test-mod.sh
new file mode 100755
index 0000000..4bbdc35
--- /dev/null
+++ b/go-test-mod.sh
@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+# Walks up the file path looking for go.mod
+#
+function find_module_roots() {
+	for arg in "$@" ; do
+	  local path="${arg}"
+	  if [ "${path}" == "" ]; then
+	    path="."
+	  elif [ -f "${path}" ]; then
+	    path=$(dirname "${path}")
+	  fi
+	  while [ "${path}" != "." ] && [ ! -f "${path}/go.mod" ]; do
+	    path=$(dirname "${path}")
+	  done
+	  echo "${path}"
+	done
+}
+
+errCode=0
+for sub in $(find_module_roots "$@" | sort -u) ; do
+	pushd "${sub}" >/dev/null
+	go test ./...
+	if [ $? -ne 0 ]; then
+		errCode=1
+	fi
+	popd >/dev/null
+done
+exit $errCode
diff --git a/go-vet-mod.sh b/go-vet-mod.sh
new file mode 100755
index 0000000..bf83ff5
--- /dev/null
+++ b/go-vet-mod.sh
@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+# Walks up the file path looking for go.mod
+#
+function find_module_roots() {
+	for arg in "$@" ; do
+	  local path="${arg}"
+	  if [ "${path}" == "" ]; then
+	    path="."
+	  elif [ -f "${path}" ]; then
+	    path=$(dirname "${path}")
+	  fi
+	  while [ "${path}" != "." ] && [ ! -f "${path}/go.mod" ]; do
+	    path=$(dirname "${path}")
+	  done
+	  echo "${path}"
+	done
+}
+
+errCode=0
+for sub in $(find_module_roots "$@" | sort -u) ; do
+	pushd "${sub}" >/dev/null
+	go vet ./...
+	if [ $? -ne 0 ]; then
+		errCode=1
+	fi
+	popd >/dev/null
+done
+exit $errCode
diff --git a/golangci-lint-mod-fix.sh b/golangci-lint-mod-fix.sh
new file mode 100755
index 0000000..dd1946f
--- /dev/null
+++ b/golangci-lint-mod-fix.sh
@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+# Walks up the file path looking for go.mod
+#
+function find_module_roots() {
+	for arg in "$@" ; do
+	  local path="${arg}"
+	  if [ "${path}" == "" ]; then
+	    path="."
+	  elif [ -f "${path}" ]; then
+	    path=$(dirname "${path}")
+	  fi
+	  while [ "${path}" != "." ] && [ ! -f "${path}/go.mod" ]; do
+	    path=$(dirname "${path}")
+	  done
+	  echo "${path}"
+	done
+}
+
+errCode=0
+for sub in $(find_module_roots "$@" | sort -u) ; do
+	pushd "${sub}" >/dev/null
+	golangci-lint run --fix ./...
+	if [ $? -ne 0 ]; then
+		errCode=1
+	fi
+	popd >/dev/null
+done
+exit $errCode
diff --git a/golangci-lint-mod.sh b/golangci-lint-mod.sh
new file mode 100755
index 0000000..d0127b8
--- /dev/null
+++ b/golangci-lint-mod.sh
@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+# Walks up the file path looking for go.mod
+#
+function find_module_roots() {
+	for arg in "$@" ; do
+	  local path="${arg}"
+	  if [ "${path}" == "" ]; then
+	    path="."
+	  elif [ -f "${path}" ]; then
+	    path=$(dirname "${path}")
+	  fi
+	  while [ "${path}" != "." ] && [ ! -f "${path}/go.mod" ]; do
+	    path=$(dirname "${path}")
+	  done
+	  echo "${path}"
+	done
+}
+
+errCode=0
+for sub in $(find_module_roots "$@" | sort -u) ; do
+	pushd "${sub}" >/dev/null
+	golangci-lint run ./...
+	if [ $? -ne 0 ]; then
+		errCode=1
+	fi
+	popd >/dev/null
+done
+exit $errCode
diff --git a/sample-config.yaml b/sample-config.yaml
index de23792..8bcd51e 100644
--- a/sample-config.yaml
+++ b/sample-config.yaml
@@ -30,8 +30,10 @@ repos:
     #   Currently, directory-based hooks DO NOT accept user-args.
     #
     # Directory-Hook Suffixes:
+    #   *-mod-* : Hook runs inside first module root directory going up
+    #             $FILE path.
     #   *-dir-* : Hook runs using './$(dirname $FILE)' as target.
-    #   *-pkg-* : Hook runs using ''$(go list)/$(dirname $FILE)' as target.
+    #   *-pkg-* : Hook runs using '$(go list)/$(dirname $FILE)' as target.
     #
     # ! Multiple Hook Invocations
     # !   By design, the directory-based hooks only execute against a given
@@ -68,6 +70,7 @@ repos:
     #
     # Go Build
     #
+    -   id: go-build-mod
     -   id: go-build-dir
     -   id: go-build-pkg
     -   id: go-build-repo
@@ -76,6 +79,7 @@ repos:
     #
     # Go Test
     #
+    -   id: go-test-mod
     -   id: go-test-dir
     -   id: go-test-pkg
     -   id: go-test-repo
@@ -85,6 +89,7 @@ repos:
     # Go Vet
     #
     -   id: go-vet
+    -   id: go-vet-mod
     -   id: go-vet-dir
     -   id: go-vet-pkg
     -   id: go-vet-repo
@@ -110,6 +115,8 @@ repos:
     #
     -   id: golangci-lint
     -   id: golangci-lint-fix
+    -   id: golangci-lint-mod
+    -   id: golangci-lint-mod-fix
     -   id: golangci-lint-dir
     -   id: golangci-lint-dir-fix
     -   id: golangci-lint-pkg