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catch error on signatureHelp

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This commit is contained in:
chemzqm 2019-06-24 07:03:01 +08:00
parent 224dbe4d9e
commit 686f2b2110
1 changed files with 10 additions and 5 deletions
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15
src/server/features/signatureHelp.ts
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@ -2,17 +2,17 @@
* Copyright (c) Microsoft Corporation. All rights reserved. * Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information. * Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/ *--------------------------------------------------------------------------------------------*/
import { CancellationToken, Position, SignatureHelp, SignatureInformation, TextDocument } from 'vscode-languageserver-protocol' import {CancellationToken, Position, SignatureHelp, SignatureInformation, TextDocument} from 'vscode-languageserver-protocol'
import { SignatureHelpProvider } from 'coc.nvim/lib/provider' import {SignatureHelpProvider} from 'coc.nvim/lib/provider'
import * as Proto from '../protocol' import * as Proto from '../protocol'
import { ITypeScriptServiceClient } from '../typescriptService' import {ITypeScriptServiceClient} from '../typescriptService'
import * as Previewer from '../utils/previewer' import * as Previewer from '../utils/previewer'
import * as typeConverters from '../utils/typeConverters' import * as typeConverters from '../utils/typeConverters'
export default class TypeScriptSignatureHelpProvider implements SignatureHelpProvider { export default class TypeScriptSignatureHelpProvider implements SignatureHelpProvider {
public static readonly triggerCharacters = ['(', ',', '<'] public static readonly triggerCharacters = ['(', ',', '<']
public constructor(private readonly client: ITypeScriptServiceClient) { } public constructor(private readonly client: ITypeScriptServiceClient) {}
public async provideSignatureHelp( public async provideSignatureHelp(
document: TextDocument, document: TextDocument,
@ -28,7 +28,12 @@ export default class TypeScriptSignatureHelpProvider implements SignatureHelpPro
position position
) )
const response = await this.client.interruptGetErr(() => this.client.execute('signatureHelp', args, token)) let response
try {
response = await this.client.interruptGetErr(() => this.client.execute('signatureHelp', args, token))
} catch (e) {
return undefined
}
if (response.type !== 'response' || !response.body) { if (response.type !== 'response' || !response.body) {
return undefined return undefined
} }