First working version.

.dockerignore

+*
+!docker-compose-config

.gitignore

+~*
+*~
+*.sw[op]
+*.py[cod]
+.DS_Store
+__pycache__/
+.vagrant/
+vendor/
+Thumbs.db
+*.retry
+.svn/
+.sass-cache/
+*.log
+*.out
+*.so
+node_modules/
+.npm/
+nbproject/
+*.ipynb
+.idea/
+*.egg-info/
+*.[ao]
+.classpath
+.cache/
+bower_components/
+*.class
+*.[ewj]ar
+secring.*
+.*.kate-swp
+.swp.*
+.directory
+.Trash-*
+build/
+_build/
+dist/
+.tox/
+*.pdf
+*.exe
+*.dll
+*.gz
+*.tgz
+*.tar
+*.rar
+*.zip
+*.pid
+*.lock
+*.env
+.bundle/
+!Pipfile.lock

.pre-commit-config.yaml

+# vim:ff=unix ts=2 sw=2 ai expandtab
+---
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v2.2.3
+    hooks:
+      - id: check-added-large-files
+      - id: check-executables-have-shebangs
+      - id: check-merge-conflict
+      - id: detect-private-key
+      - id: trailing-whitespace
+  - repo: https://github.com/adrienverge/yamllint
+    rev: v1.16.0
+    hooks:
+      - id: yamllint
+  - repo: https://github.com/amperser/proselint
+    rev: 0.10.2
+    hooks:
+      - id: proselint
+        types: [plain-text]
+        exclude: LICENSE
+  - repo: https://www.shore.co.il/git/shell-pre-commit/
+    rev: v0.6.0
+    hooks:
+      - id: shell-lint
+      - id: shellcheck
+  - repo: local
+    hooks:
+      - id: hadolint
+        name: Hadolint Dockerfile linter
+        description: Dockerfile linter, validate inline bash, written in Haskell
+        minimum_pre_commit_version: '0.18.0'
+        language: docker
+        entry: hadolint
+        files: Dockerfile
+      - id: docker-compose
+        name: docker-compose config
+        description: Validate the Docker Compose file using docker-compose config
+        minimum_pre_commit_version: '0.18.0'
+        language: docker
+        entry: docker-compose-config
+        files: docker-compose
+        types: [ yaml ]

.pre-commit-hooks.yaml

@@ -6,10 +6,10 @@
   minimum_pre_commit_version: '0.18.0'
   language: docker_image
   entry: adarnimrod/docker-pre-commit hadolint
-  files: Dockerfile
+  type: [ dockerfile ]
 - id: docker-compose
   name: docker-compose config
-  description: Validate the docker-compose file
+  description: Validate the Docker Compose file using docker-compose config
   minimum_pre_commit_version: '0.18.0'
   language: docker_image
   entry: adarnimrod/docker-pre-commit docker-compose-config

Dockerfile

@@ -2,3 +2,4 @@ FROM alpine:3.10
 RUN apk add --update --no-cache --repository http://dl-cdn.alpinelinux.org/alpine/edge/testing/ docker-compose && \
     wget https://github.com/hadolint/hadolint/releases/download/v1.17.1/hadolint-Linux-x86_64 -O /usr/local/bin/hadolint && \
     chmod +x /usr/local/bin/hadolint
+COPY docker-compose-config /usr/local/bin/

LICENSE.txt

+MIT License
+
+Copyright (c) 2019 Adar Nimrod
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

+# Docker pre-commmit
+
+> Pre-commit hooks for Docker and docker-compose.
+
+## Requirements
+
+- [Docker](https://www.docker.com/).
+- [pre-commit](https://pre-commit.com/) 0.18.0 or later.
+
+## Hooks
+
+- `hadolint` - The [hadolint](https://github.com/hadolint/hadolint) Dockerfile
+  linter.
+- `docker-compose` - Validate the Docker Compose file using `docker-compose
+  config`.
+
+## Usage example
+
+```yaml
+- repo: https://www.shore.co.il/git/docker-pre-commit
+  rev: v0.1.0
+  hooks:
+    - id: hadolint
+    - id: docker-compose
+```
+
+## License
+
+This software is licensed under the MIT license (see `LICENSE.txt`).
+
+## Author Information
+
+Nimrod Adar, [contact me](mailto:nimrod@shore.co.il) or visit my [website](
+https://www.shore.co.il/). Patches are welcome via [`git send-email`](
+http://git-scm.com/book/en/v2/Git-Commands-Email). The repository is located
+at: <https://www.shore.co.il/git/>.

VERSION

+0.0.1

docker-compose-config

+#!/bin/sh
+set -eu
+
+for filename in "$@"
+do
+    docker-compose --file "$filename" config || failed=1
+done
+[ "${failed:-0}" -eq '0' ]