Add support for combining --circular and --dot

README.md

@@ -175,9 +175,9 @@ madge('path/to/app.js').then((res) => {
 });
 ```
 
-#### .dot()
+#### .dot([circularOnly: boolean])
 
-> Returns a `Promise` resolved with a DOT representation of the module dependency graph.
+> Returns a `Promise` resolved with a DOT representation of the module dependency graph. Set `circularOnly` to only include circular dependencies.
 
 ```javascript
 const madge = require('madge');

bin/cli.js

@@ -248,6 +248,13 @@ function createOutputFromOptions(program, res) {
  });
  }
 
+ if (program.dot) {
+ return res.dot(program.circular).then((output) => {
+ process.stdout.write(output);
+ return res;
+ });
+ }
+
  if (program.circular) {
  const circular = res.circular();
 
@@ -261,11 +268,4 @@ function createOutputFromOptions(program, res) {
 
  return res;
  }
-
- if (program.dot) {
- return res.dot().then((output) => {
- process.stdout.write(output);
- return res;
- });
- }
 }

lib/api.js

@@ -158,10 +158,15 @@ class Madge {
  /**
  * Return the module dependency graph as DOT output.
  * @api public
+ * @param {Boolean} circularOnly
  * @return {Promise}
  */
- dot() {
- return graph.dot(this.obj(), this.circular(), this.config);
+ dot(circularOnly) {
+ return graph.dot(
+ circularOnly ? this.circularGraph() : this.obj(),
+ this.circular(),
+ this.config
+ );
  }
 
  /**