feat(config): allow pass through of puppeteer configuration

See #21

README.md

@@ -56,5 +56,8 @@ JSON and CSS configuration
 ---------------------------
 
 Mermaid cli allows you to specify additional options in a json configuration file and a css file. `mermaid-filter`
-will look in the current directory for `.mermaid-config.json` and `.mermaid.css` and if found, pass them in to 
+will look in the current working directory for `.mermaid-config.json` and `.mermaid.css` and if found, pass them in to
 mermaid cli.
+
+Puppeteer Configuration - `mermaid-filter` will look in the current working directory for a `.puppeteer.json` and pass it
+on to mermaid cli (`-p` option of mmdc)if found

index.js

@@ -20,11 +20,15 @@ function mermaid(type, value, format, meta) {
     var classes = attrs[1];
     var options = {width: '500', format: 'png', loc: 'inline', theme: "default", caption: ""};
     var configFile = path.join(folder, ".mermaid-config.json")
-
     var confFileOpts = ""
     if (fs.existsSync(configFile)) {
         confFileOpts += " -c " + configFile
     }
+    var puppeteerConfig = path.join(folder, ".puppeteer.json")
+    var puppeteerOpts = ""
+    if (fs.existsSync(puppeteerConfig)) {
+        puppeteerOpts += " -p " + puppeteerConfig
+    }
     var cssFile = path.join(folder, ".mermaid.css")
     if (fs.existsSync(cssFile)) {
         confFileOpts += " -C " + cssFile
@@ -49,7 +53,7 @@ function mermaid(type, value, format, meta) {
     // console.log(outdir);
     var savePath = tmpfileObj.name + "." + options.format
     var newPath = path.join(outdir, `${prefix}-${counter}.${options.format}`);
-    var fullCmd = `${cmd}  ${confFileOpts} -w ${options.width} -i ${tmpfileObj.name} -t ${options.theme} -o ${savePath}` 
+    var fullCmd = `${cmd}  ${confFileOpts} ${puppeteerOpts} -w ${options.width} -i ${tmpfileObj.name} -t ${options.theme} -o ${savePath}`
     // console.log(fullCmd, savePath)
     exec(fullCmd);
     //console.log(oldPath, newPath);

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mermaid-filter",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "description": "Pandoc filter for mermaid",
   "main": "index.js",
   "scripts": {
@@ -20,8 +20,8 @@
   "dependencies": {
     "imgur": "^0.2.0",
     "lodash": "~3.10.1",
-    "mermaid": "^7.1.0",
-    "mermaid.cli": "^0.3.1",
+    "mermaid": "^7.1.2",
+    "mermaid.cli": "^0.4.6",
     "pandoc-filter": "^0.1.3",
     "tmp": "0.0.28"
   }