Merge pull request #4 from gaurav-nelson/support-mlc-config

Added support for markdown-link-check config file

Author: gaurav-nelson

README.md

@@ -17,11 +17,17 @@ This GitHub action checks all Markdown files in your repository for broken links
        - uses: actions/checkout@master
          with:
            fetch-depth: 1
-       - uses: gaurav-nelson/github-action-markdown-link-check@0.2.0
+       - uses: gaurav-nelson/github-action-markdown-link-check@0.3.0
    ```
+1. To use a [custom configuration](https://github.com/tcort/markdown-link-check#config-file-format)
+   for markdown-link-check, create a JSON configuration file and save it in the
+   root filder as `mlc_config.json`.
 
 ## Test links
 
 www.google.com
 
 [This is a broken link](www.exampleexample.cox)
+
+[This is another broken link](http://ignored-domain.com) but its ignored using a
+configuration file. 

entrypoint.sh

@@ -2,16 +2,33 @@
 
 set -eu
 
+NC='\033[0m' # No Color
+GREEN='\033[0;32m'
+YELLOW='\033[0;33m'
+BLUE='\033[0;34m'
+
 npm i -g markdown-link-check
 
-echo "=========================> MARKDOWN LINK CHECK <========================="
+CONFIG_FILE=mlc_config.json
+
+echo -e "${YELLOW}=========================> MARKDOWN LINK CHECK <=========================${NC}"
 
-find . -name \*.md -not -path "./node_modules/*" -exec markdown-link-check {} \; 2> error.txt
+if [ -f "$CONFIG_FILE" ]; then
+    echo -e "${BLUE}Using markdown-link-check configuration file: ${YELLOW}$CONFIG_FILE${NC}"
+    find . -name \*.md -not -path "./node_modules/*" -exec markdown-link-check {} --config "$CONFIG_FILE" \; 2> error.txt
+else 
+    echo -e "${BLUE}Cannot find ${YELLOW}$CONFIG_FILE${NC}"
+    echo -e "${YELLOW}NOTE: See https://github.com/tcort/markdown-link-check#config-file-format to know more about"
+    echo -e "customizing markdown-link-check by using a configuration file.${NC}"
+    find . -name \*.md -not -path "./node_modules/*" -exec markdown-link-check {} \; 2> error.txt
+fi
 
-echo "========================================================================="
+echo -e "${YELLOW}=========================================================================${NC}"
 
 if [ -e error.txt ] ; then
   if grep -q "ERROR:" error.txt; then
     exit 113
   fi
+else
+  echo -e "${GREEN}All good!${NC}"
 fi

mlc_config.json

@@ -0,0 +1,7 @@
+{
+    "ignorePatterns": [
+        {
+            "pattern": "^http://ignored-domain.com"
+        }
+    ]
+}