Add php codesniffer

Author: pattisahusiwa

.gitattributes

@@ -0,0 +1,13 @@
+* text=auto
+*.php text
+
+/.github export-ignore
+/.phive export-ignore
+/tests export-ignore
+/.editorconfig export-ignore
+/.gitattributes export-ignore
+/.gitignore export-ignore
+/.travis.yml export-ignore
+/ahccli.plugin.zsh export-ignore
+/phpcs.xml.dist export-ignore
+/phpunit.xml.dist export-ignore

.gitignore

@@ -3,7 +3,10 @@
 /.env
 /.idea/
 /vendor/
+/tools/
+
 composer.lock
 *.local.*
 clover.xml
 coverage.xml
+phpcs.xml

.phive/phars.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phive xmlns="https://phar.io/phive">
+  <phar name="phpcs" version="^3.5.5" installed="3.5.5" location="./tools/phpcs" copy="false"/>
+  <phar name="phpcbf" version="^3.5.5" installed="3.5.5" location="./tools/phpcbf" copy="false"/>
+</phive>

composer.json

@@ -3,9 +3,21 @@
     "description": "Command line interface library for PHP",
     "type": "library",
     "keywords": [
-        "php7", "command", "argv-parser", "cli", "cli-color", "cli-action", "console",
-        "cli-writer", "argument-parser", "cli-option", "stream-output", "stream-input",
-        "cli-app", "console-app", "php-cli"
+        "php7",
+        "command",
+        "argv-parser",
+        "cli",
+        "cli-color",
+        "cli-action",
+        "console",
+        "cli-writer",
+        "argument-parser",
+        "cli-option",
+        "stream-output",
+        "stream-input",
+        "cli-app",
+        "console-app",
+        "php-cli"
     ],
     "license": "MIT",
     "authors": [
@@ -32,6 +44,8 @@
     },
     "scripts": {
         "test": "phpunit",
-        "test:cov": "phpunit --coverage-text --coverage-clover coverage.xml --coverage-html vendor/cov"
+        "test:cov": "phpunit --coverage-text --coverage-clover coverage.xml --coverage-html vendor/cov",
+        "cs:sniff": "tools/phpcs",
+        "cs:fix": "tools/phpcbf"
     }
 }

phpcs.xml.dist

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ruleset>
+  <arg value="psv"/>
+  <arg name="extensions" value="php"/>
+
+  <file>src</file>
+  <file>tests</file>
+
+  <exclude-pattern>/vendor/</exclude-pattern>
+
+  <rule ref="PSR12"/>
+</ruleset>