Update lang#dart layer (#4228)

autoload/SpaceVim/layers/lang/dart.vim

@@ -20,6 +20,10 @@
 "     name = "lang#dart"
 " <
 "
+" @subsection Layer options
+"
+" 1. `dart_sdk_path`: Set the path of dart sdk, by default, it is ''.
+"
 " @subsection Key bindings
 " >
 "   Mode            Key             Function
@@ -44,10 +48,11 @@
 
 if exists('s:flutter_job_id')
   finish
-else
-  let s:flutter_job_id = 0
 endif
 
+let s:flutter_job_id = 0
+let s:dart_sdk_path = ''
+
 let s:JOB = SpaceVim#api#import('job')
 let s:NOTI =SpaceVim#api#import('notification')
 
@@ -66,6 +71,11 @@ function! SpaceVim#layers#lang#dart#config() abort
   call SpaceVim#mapping#space#regesit_lang_mappings('dart', function('s:language_specified_mappings'))
   call SpaceVim#plugins#repl#reg('dart', ['pub', 'global', 'run', 'dart_repl'])
   call add(g:spacevim_project_rooter_patterns, 'pubspec.yaml')
+  let g:deoplete#sources#dart#dart_sdk_path = s:dart_sdk_path
+endfunction
+
+function! SpaceVim#layers#lang#dart#set_variable(var) abort
+  let s:dart_sdk_path = get(a:var, 'dart_sdk_path', s:dart_sdk_path)
 endfunction
 
 function! s:language_specified_mappings() abort
@@ -155,17 +165,17 @@ function! s:on_exit(...) abort
 endfunction
 
 function! s:flutter_emulators_launch() abort
-    call inputsave()
-    let emulators = input('emulators id:')
-    call inputrestore()
-    if !empty(emulators)
-      call s:JOB.start(['flutter', 'emulators', '--launch', emulators],
+  call inputsave()
+  let emulators = input('emulators id:')
+  call inputrestore()
+  if !empty(emulators)
+    call s:JOB.start(['flutter', 'emulators', '--launch', emulators],
           \ {
           \ 'on_stdout' : function('s:on_stdout'),
           \ 'on_stderr' : function('s:on_stderr'),
           \ }
           \ )
-    endif
+  endif
 endfunction
 
 

doc/SpaceVim.txt

@@ -1857,6 +1857,10 @@ checker which is loaded in |SpaceVim-layer-checkers|. To enable this layer:
     name = "lang#dart"
 <
 
+LAYER OPTIONS
+
+  1. `dart_sdk_path`: Set the path of dart sdk, by default, it is ''.
+
 KEY BINDINGS
 
 >

docs/cn/layers/lang/dart.md

@@ -14,6 +14,7 @@ lang: zh
   - [启用模块](#启用模块)
   - [语法检查及代码格式化](#语法检查及代码格式化)
   - [安装 dart-repl](#安装-dart-repl)
+- [模块选项](#模块选项)
 - [快捷键](#快捷键)
   - [交互式编程](#交互式编程)
   - [运行当前脚本](#运行当前脚本)
@@ -56,6 +57,10 @@ lang: zh
 pub global activate dart_repl
 ```
 
+## 模块选项
+
+- `dart_sdk_path`: 设置 dart sdk 的路径，默认是： `''`.
+
 ## 快捷键
 
 ### 交互式编程

docs/layers/lang/dart.md

@@ -13,6 +13,7 @@ description: "This layer is for Dart development, provide autocompletion, syntax
   - [Layer](#layer)
   - [Syntax checking && Code formatting](#syntax-checking--code-formatting)
   - [Install dart-repl](#install-dart-repl)
+- [Layer options](#layer-options)
 - [Key bindings](#key-bindings)
   - [Inferior REPL process](#inferior-repl-process)
   - [Running current script](#running-current-script)
@@ -58,6 +59,10 @@ You need to install the dart_repl via pub, pub is a build-in package manager in
 pub global activate dart_repl
 ```
 
+## Layer options
+
+- `dart_sdk_path`: Set the path of dart sdk, by default, it is `''`.
+
 ## Key bindings
 
 ### Inferior REPL process