See #524. Added support for methodchain setting in prettydiff.

docs/options.md

@@ -1254,11 +1254,11 @@ Add a space before an anonymous function's parens, ie. function () (Supported by
 
 **Type**: `boolean`
 
-**Supported Beautifiers**:  [`JS Beautify`](#js-beautify) 
+**Supported Beautifiers**:  [`JS Beautify`](#js-beautify)  [`Pretty Diff`](#pretty-diff) 
 
 **Description**:
 
-Break chained method calls across subsequent lines (Supported by JS Beautify)
+Break chained method calls across subsequent lines (Supported by JS Beautify, Pretty Diff)
 
 **Example `.jsbeautifyrc` Configuration**
 
@@ -2007,7 +2007,7 @@ Disable C Beautification
 
 **Type**: `string`
 
-**Enum**:  `Uncrustify` 
+**Enum**:  `Uncrustify`  `clang-format` 
 
 **Description**:
 
@@ -2117,7 +2117,7 @@ Disable C++ Beautification
 
 **Type**: `string`
 
-**Enum**:  `Uncrustify` 
+**Enum**:  `Uncrustify`  `clang-format` 
 
 **Description**:
 
@@ -3162,7 +3162,7 @@ Disable Objective-C Beautification
 
 **Type**: `string`
 
-**Enum**:  `Uncrustify` 
+**Enum**:  `Uncrustify`  `clang-format` 
 
 **Description**:
 
@@ -3437,7 +3437,7 @@ Disable Python Beautification
 
 **Type**: `string`
 
-**Enum**:  `autopep8` 
+**Enum**:  `autopep8`  `yapf` 
 
 **Description**:
 
@@ -5224,11 +5224,11 @@ Add a space before an anonymous function's parens, ie. function () (Supported by
 
 **Type**: `boolean`
 
-**Supported Beautifiers**:  [`JS Beautify`](#js-beautify) 
+**Supported Beautifiers**:  [`JS Beautify`](#js-beautify)  [`Pretty Diff`](#pretty-diff) 
 
 **Description**:
 
-Break chained method calls across subsequent lines (Supported by JS Beautify)
+Break chained method calls across subsequent lines (Supported by JS Beautify, Pretty Diff)
 
 **Example `.jsbeautifyrc` Configuration**
 
@@ -5893,6 +5893,30 @@ Add a space before an anonymous function's parens, ie. function () (Supported by
 }
 ```
 
+####  [JavaScript - Break chained methods](#javascript---break-chained-methods) 
+
+**Namespace**: `js`
+
+**Key**: `break_chained_methods`
+
+**Type**: `boolean`
+
+**Supported Beautifiers**:  [`JS Beautify`](#js-beautify)  [`Pretty Diff`](#pretty-diff) 
+
+**Description**:
+
+Break chained method calls across subsequent lines (Supported by JS Beautify, Pretty Diff)
+
+**Example `.jsbeautifyrc` Configuration**
+
+```json
+{
+    "js": {
+        "break_chained_methods": false
+    }
+}
+```
+
 ####  [JavaScript - Wrap line length](#javascript---wrap-line-length) 
 
 **Namespace**: `js`

src/beautifiers/prettydiff.coffee

@@ -29,6 +29,10 @@ module.exports = class PrettyDiff extends Beautifier
       space: "space_after_anon_function"
       noleadzero: "no_lead_zero"
       endcomma: "end_with_comma"
+      methodchain: ['break_chained_methods', (break_chained_methods) ->
+        if (break_chained_methods is true ) then \
+          false else true
+      ]
     # Apply language-specific options
     CSV: true
     ERB: true