Merge pull request #1 from cytopia/release-0.1

Initial release

.travis.yml

@@ -0,0 +1,66 @@
+---
+
+###
+### Enable sudo (required for docker service)
+###
+sudo: required
+
+
+###
+### Language
+###
+language: python
+
+
+###
+### Add services
+###
+services:
+  - docker
+
+
+###
+### Build Matrix
+###
+env:
+  matrix:
+    - VERSION=latest
+
+
+###
+### Install requirements
+###
+install:
+  # Get newer docker version
+  - while ! sudo apt-get update; do sleep 1; done
+  - while ! sudo apt-get -y -o Dpkg::Options::="--force-confnew" install docker-ce; do sleep 1; done
+  - docker version
+
+
+###
+### Check generation changes, build and test
+###
+before_script:
+  - while ! make build TAG=${VERSION}; do sleep 1; done
+  - while ! make test TAG=${VERSION}; do sleep 1; done
+
+
+###
+### Push to Dockerhub
+###
+script:
+  # Push to docker hub on success
+  - if [ "${TRAVIS_PULL_REQUEST}" == "false" ]; then
+      while ! make login USER="${DOCKER_USERNAME}" PASS="${DOCKER_PASSWORD}"; do sleep 1; done;
+      if [ -n "${TRAVIS_TAG}" ]; then
+        while ! make push TAG="${VERSION}-${TRAVIS_TAG}"; do sleep 1; done;
+      elif [ "${TRAVIS_BRANCH}" == "master" ]; then
+        while ! make push TAG=${VERSION}; do sleep 1; done;
+      elif [[ ${TRAVIS_BRANCH} =~ ^(release-[.0-9]+)$ ]]; then
+        while ! make push TAG="${VERSION}-${TRAVIS_BRANCH}"; do sleep 1; done;
+      else
+        echo "Skipping branch ${TRAVIS_BRANCH}";
+      fi
+    else
+      echo "Skipping push on PR";
+    fi

Dockerfile

@@ -0,0 +1,23 @@
+FROM alpine:latest as builder
+
+RUN set -x \
+	&& apk add --no-cache \
+		moreutils
+
+FROM alpine:latest
+LABEL \
+	maintainer="cytopia <[email protected]>" \
+	repo="https://github.com/cytopia/docker-jsonlint"
+
+RUN set -x \
+	&& apk add --no-cache \
+		bash \
+		dos2unix \
+		file \
+		grep \
+		sed
+
+COPY --from=builder /usr/bin/isutf8 /usr/bin/isutf8
+COPY data /usr/bin/
+WORKDIR /data
+CMD ["usage"]

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 cytopia <https://github.com/cytopia>
+
+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.

Makefile

@@ -0,0 +1,101 @@
+ifneq (,)
+.error This Makefile requires GNU Make.
+endif
+
+.PHONY: build rebuild test _test_req _test_run_succ _test_run_fail tag pull login push enter
+
+CURRENT_DIR = $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
+
+DIR = .
+FILE = Dockerfile
+IMAGE = cytopia/file-lint
+TAG = latest
+
+build:
+	docker build -t $(IMAGE) -f $(DIR)/$(FILE) $(DIR)
+
+rebuild: pull
+	docker build --no-cache -t $(IMAGE) -f $(DIR)/$(FILE) $(DIR)
+
+test:
+	@$(MAKE) --no-print-directory _test_req
+	@$(MAKE) --no-print-directory _test_run_succ
+	@$(MAKE) --no-print-directory _test_run_fail
+
+_test_req:
+	@echo "------------------------------------------------------------"
+	@echo "- Testing requirements"
+	@echo "------------------------------------------------------------"
+	@docker run --rm $(IMAGE) file-empty --info
+	@docker run --rm $(IMAGE) file-cr --info
+	@docker run --rm $(IMAGE) file-crlf --info
+	@docker run --rm $(IMAGE) file-nullbyte --info
+	@docker run --rm $(IMAGE) file-trailing-newline --info
+	@docker run --rm $(IMAGE) file-trailing-single-newline --info
+	@docker run --rm $(IMAGE) file-trailing-space --info
+	@docker run --rm $(IMAGE) file-utf8 --info
+	@docker run --rm $(IMAGE) file-utf8-bom --info
+
+_test_run_succ:
+	@echo "------------------------------------------------------------"
+	@echo "- Runtime test: False positives"
+	@echo "------------------------------------------------------------"
+	@docker run --rm -v $(CURRENT_DIR)/tests/ok:/data $(IMAGE) file-empty --path .
+	@docker run --rm -v $(CURRENT_DIR)/tests/ok:/data $(IMAGE) file-cr --path .
+	@docker run --rm -v $(CURRENT_DIR)/tests/ok:/data $(IMAGE) file-crlf --path .
+	@docker run --rm -v $(CURRENT_DIR)/tests/ok:/data $(IMAGE) file-nullbyte --path .
+	@docker run --rm -v $(CURRENT_DIR)/tests/ok:/data $(IMAGE) file-trailing-newline --path .
+	@docker run --rm -v $(CURRENT_DIR)/tests/ok:/data $(IMAGE) file-trailing-single-newline --path .
+	@docker run --rm -v $(CURRENT_DIR)/tests/ok:/data $(IMAGE) file-trailing-space --path .
+	@docker run --rm -v $(CURRENT_DIR)/tests/ok:/data $(IMAGE) file-utf8 --path .
+	@docker run --rm -v $(CURRENT_DIR)/tests/ok:/data $(IMAGE) file-utf8-bom --path .
+
+_test_run_fail:
+	@echo "------------------------------------------------------------"
+	@echo "- Runtime test: True flaws"
+	@echo "------------------------------------------------------------"
+	@if docker run --rm -v $(CURRENT_DIR)/tests/err:/data $(IMAGE) file-empty --path .; then \
+		exit 1; \
+	fi
+	@if docker run --rm -v $(CURRENT_DIR)/tests/err:/data $(IMAGE) file-cr --path .; then \
+		exit 1; \
+	fi
+	@if docker run --rm -v $(CURRENT_DIR)/tests/err:/data $(IMAGE) file-crlf --path .; then \
+		exit 1; \
+	fi
+	@if docker run --rm -v $(CURRENT_DIR)/tests/err:/data $(IMAGE) file-nullbyte --path .; then \
+		exit 1; \
+	fi
+	@if docker run --rm -v $(CURRENT_DIR)/tests/err:/data $(IMAGE) file-trailing-newline --path .; then \
+		exit 1; \
+	fi
+	@if docker run --rm -v $(CURRENT_DIR)/tests/err:/data $(IMAGE) file-trailing-single-newline --path .; then \
+		exit 1; \
+	fi
+	@if docker run --rm -v $(CURRENT_DIR)/tests/err:/data $(IMAGE) file-trailing-space --path .; then \
+		exit 1; \
+	fi
+	@if docker run --rm -v $(CURRENT_DIR)/tests/err:/data $(IMAGE) file-utf8 --path .; then \
+		exit 1; \
+	fi
+	@if docker run --rm -v $(CURRENT_DIR)/tests/err:/data $(IMAGE) file-utf8-bom --path .; then \
+		exit 1; \
+	fi
+
+tag:
+	docker tag $(IMAGE) $(IMAGE):$(TAG)
+
+pull:
+	@grep -E '^\s*FROM' Dockerfile \
+		| sed -e 's/^FROM//g' -e 's/[[:space:]]*as[[:space:]]*.*$$//g' \
+		| xargs -n1 docker pull;
+
+login:
+	yes | docker login --username $(USER) --password $(PASS)
+
+push:
+	@$(MAKE) tag TAG=$(TAG)
+	docker push $(IMAGE):$(TAG)
+
+enter:
+	docker run --rm --name $(subst /,-,$(IMAGE)) -it $(ARG) $(IMAGE):$(TAG) bash

data/aci-trailing-newline

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+#!/bin/sh -u
+
+NAME="aci-trailing-newline"
+
+
+
+print_usage() {
+	echo "Usage: ${NAME} -n file"
+	echo "       ${NAME} -1 file"
+	echo "       ${NAME} -v"
+	echo
+	echo "Validates if a file has at least 1 or exactly only 1 trailing newline."
+	echo "Returns 0, if condition is met, otherwise > 0"
+	echo
+	echo " -n     Must have at least 1 trailing newline at the end of the file."
+	echo " -1     Must have exactly only 1 trailing newline at the end of the file."
+	echo " -v     Show version"
+	exit 1
+}
+print_version() {
+	echo "${NAME} v0.1 (2016-08-21)"
+	echo "Written by cytopia <[email protected]>"
+	echo "https://github.com/cytopia"
+}
+
+if [ "${#}" = "1" ] && [ "${1}" = "-v" ]; then
+	print_version
+	exit 0
+fi
+
+if [ "${#}" != "2" ]; then
+	print_usage
+	exit 1
+fi
+if [ "${1}" != "-n" ] && [ "${1}" != "-1" ]; then
+	print_usage
+	exit 1
+fi
+
+OPTION="${1}"
+FILE="${2}"
+
+#
+# Validate file
+#
+if [ ! -f "${FILE}" ]; then
+	echo "No such file: ${FILE}"
+	exit 1
+fi
+if [ ! -r "${FILE}" ]; then
+	echo "Cannot read file: ${FILE}"
+	exit 1
+fi
+
+
+
+# No trailing newline at the end of the file
+if ! tail -c 1 "${FILE}" | grep -qE "^$"; then
+	exit 2
+fi
+
+
+# Check if only 1 trailing newline
+if [ "${OPTION}" = "-1" ]; then
+
+	# At least two newlines at the end of the file
+	if tail -c 2 "${FILE}" | grep -qE "^$"; then
+		exit 3
+	fi
+
+fi
+
+exit 0