not check solargraph command, fix #14

package.json

@@ -248,15 +248,15 @@
   "devDependencies": {
     "@chemzqm/tsconfig": "^0.0.3",
     "@chemzqm/tslint-config": "^1.0.18",
-    "@types/node": "^10.14.9",
-    "coc.nvim": "^0.0.71",
+    "@types/node": "^12.7.1",
+    "coc.nvim": "^0.0.73",
     "rimraf": "^2.6.3",
-    "ts-loader": "^6.0.3",
-    "tslint": "^5.17.0",
-    "typescript": "^3.5.2",
-    "webpack": "^4.34.0",
-    "webpack-cli": "^3.3.4",
-    "solargraph-utils": "^0.8.2",
+    "ts-loader": "^6.0.4",
+    "tslint": "^5.18.0",
+    "typescript": "^3.5.3",
+    "webpack": "^4.39.1",
+    "webpack-cli": "^3.3.6",
+    "solargraph-utils": "^1.0.1",
     "tslib": "^1.10.0",
     "turndown": "^5.0.3",
     "vscode-languageserver-protocol": "^3.15.0-next.6",

src/index.ts

@@ -4,22 +4,13 @@ import { makeLanguageClient } from './language-client'
 import { createConfig, downloadCore, verifyGemIsCurrent } from './util'
 import SolargraphDocumentProvider from './SolargraphDocumentProvider'
 import * as solargraph from 'solargraph-utils'
-import which from 'which'
 
 export async function activate(context: ExtensionContext): Promise<void> {
   let { subscriptions } = context
   const config = workspace.getConfiguration().get<any>('solargraph', {}) as any
   const enable = config.enable
   if (enable === false) return
-  let command = config.commandPath || 'solargraph'
-  try {
-    which.sync(command)
-  } catch (e) {
-    workspace.showMessage(`Solargraph command '${command}' not found!`, 'error')
-    return
-  }
 
-  const selector = config.filetypes || ['ruby']
   let applyConfiguration = (_config: solargraph.Configuration) => {
     _config.commandPath = config.commandPath || 'solargraph'
     _config.useBundler = config.useBundler || false

src/language-client.ts

@@ -1,8 +1,8 @@
-import { Middleware, LanguageClient, LanguageClientOptions, ServerOptions, workspace, ProvideCompletionItemsSignature, ProviderResult } from 'coc.nvim'
-import { TextDocument, Position, CompletionItem, CompletionList } from 'vscode-languageserver-types'
-import { CompletionContext, CancellationToken, MarkedString } from 'vscode-languageserver-protocol'
-import * as solargraph from 'solargraph-utils'
+import { LanguageClient, LanguageClientOptions, Middleware, ProvideCompletionItemsSignature, ProviderResult, ServerOptions, workspace } from 'coc.nvim'
 import net from 'net'
+import * as solargraph from 'solargraph-utils'
+import { CancellationToken, CompletionContext } from 'vscode-languageserver-protocol'
+import { CompletionItem, CompletionList, Position, TextDocument } from 'vscode-languageserver-types'
 
 // export function makeLanguageClient(socketProvider: solargraph.SocketProvider): LanguageClient {
 export function makeLanguageClient(configuration: solargraph.Configuration): LanguageClient {
@@ -57,6 +57,10 @@ export function makeLanguageClient(configuration: solargraph.Configuration): Lan
       return () => {
         return new Promise(resolve => {
           let child = solargraph.commands.solargraphCommand(['stdio'], configuration)
+          child.on('error', err => {
+            // tslint:disable-next-line: no-console
+            console.error('Solargraph error:', err.message)
+          })
           child.stderr.on('data', (data: Buffer) => {
             // tslint:disable-next-line: no-console
             console.log(data.toString())