TypeScript IConnection.listen方法代码示例

//.........这里部分代码省略.........
            }
            lastDurationSelector = new Rx.Subject<number>();
            Rx.Observable.timer(activeSettings.spellCheckDelayMs || defaultDebounce).subscribe(lastDurationSelector);
            return lastDurationSelector;
        })
        .do(doc => log(`Validate: ${doc.uri}`))
        .do(() => lastDurationSelector = undefined)
        .subscribe(validateTextDocument);

    // Clear the diagnostics for documents we do not want to validate
    const disposableSkipValidationStream = validationRequestStream
        .filter(doc => !shouldValidateDocument(doc))
        .do(doc => log(`Skip Validate: ${doc.uri}`))
        .subscribe(doc => {
            connection.sendDiagnostics({ uri: doc.uri, diagnostics: [] });
        });

    const disposableTriggerUpdateConfigStream = triggerUpdateConfig
        .do(() => log('Trigger Update Config'))
        .do(() => activeSettingsNeedUpdating = true)
        .debounceTime(100)
        .subscribe(() => {
            updateActiveSettings();
        });

    const disposableTriggerValidateAll = triggerValidateAll
        .debounceTime(250)
        .subscribe(() => {
            log('Validate all documents');
            documents.all().forEach(doc => validationRequestStream.next(doc));
        });

    validationFinishedStream.next({ uri: 'start', version: 0 });

    function shouldValidateDocument(textDocument: TextDocument): boolean {
        const { uri, languageId } = textDocument;
        return !!getActiveSettings().enabled && isLanguageEnabled(languageId)
            && !isUriExcluded(uri);
    }

    function isLanguageEnabled(languageId: string) {
        const { enabledLanguageIds = []} = getActiveSettings();
        return enabledLanguageIds.indexOf(languageId) >= 0;
    }

    function isUriExcluded(uri: string) {
        return fnFileExclusionTest(uri);
    }

    function getBaseSettings() {
        return {...CSpell.mergeSettings(defaultSettings, getActiveSettings()), enabledLanguageIds: getActiveSettings().enabledLanguageIds};
    }

    function getSettingsToUseForDocument(doc: TextDocument) {
        return tds.constructSettingsForText(getBaseSettings(), doc.getText(), doc.languageId);
    }

    function validateTextDocument(textDocument: TextDocument): void {
        try {
            const settingsToUse = getSettingsToUseForDocument(textDocument);
            if (settingsToUse.enabled) {
                Validator.validateTextDocument(textDocument, settingsToUse).then(diagnostics => {
                    // Send the computed diagnostics to VSCode.
                    validationFinishedStream.next(textDocument);
                    connection.sendDiagnostics({ uri: textDocument.uri, diagnostics });
                });
            }
        } catch (e) {
            console.log(e);
        }
    }

    // Make the text document manager listen on the connection
    // for open, change and close text document events
    documents.listen(connection);

    // The content of a text document has changed. This event is emitted
    // when the text document first opened or when its content has changed.
    documents.onDidChangeContent((change) => {
        validationRequestStream.next(change.document);
    });

    documents.onDidClose((event) => {
        // A text document was closed we clear the diagnostics
        connection.sendDiagnostics({ uri: event.document.uri, diagnostics: [] });
    });

    connection.onCodeAction(onCodeActionHandler(documents, getBaseSettings));

    // Listen on the connection
    connection.listen();

    // Free up the validation streams on shutdown.
    connection.onShutdown(() => {
        disposableSkipValidationStream.unsubscribe();
        disposeValidationStream.unsubscribe();
        disposableTriggerUpdateConfigStream.unsubscribe();
        disposableTriggerValidateAll.unsubscribe();
    });
}

        const ex : TomlSyntaxError = e;

        // content has invalid toml, send diagnostic to client

        // toml parser give position in one based, but languageserver used zero based
        // so we must convert it before send the position
        const startPosition = {line: ex.line - 1, character: ex.column};
        const endPosition = {line: ex.line - 1, character: ex.column + 1};

        diagnostics.push({
            severity: DiagnosticSeverity.Error,
            range: {
                start: startPosition,
                end: endPosition
            },
            message: ex.message,
            source: 'Toml Parser'
        });
    }

    // Send the computed diagnostics to VS Code.
    connection.sendDiagnostics({
        uri: change.document.uri,
        diagnostics
    });      

});

// Listen on the connection
connection.listen();

 start() {
     this.connection.listen();
 }