How to use the vscode-languageserver-types.CompletionItemKind function in vscode-languageserver-types

return typescript.ScriptElementKind.constructorImplementationElement;
        case vscode.CompletionItemKind.Field:
        case vscode.CompletionItemKind.Variable:
            return typescript.ScriptElementKind.variableElement;
        case vscode.CompletionItemKind.Class:
            return typescript.ScriptElementKind.classElement;
        case vscode.CompletionItemKind.Interface:
            return typescript.ScriptElementKind.interfaceElement;
        case vscode.CompletionItemKind.Module:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Property:
            return typescript.ScriptElementKind.memberVariableElement;
        case vscode.CompletionItemKind.Unit:
        case vscode.CompletionItemKind.Value:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Enum:
            return typescript.ScriptElementKind.enumElement;
        case vscode.CompletionItemKind.Keyword:
            return typescript.ScriptElementKind.keyword;
        case vscode.CompletionItemKind.Color:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Reference:
            return typescript.ScriptElementKind.alias;
        case vscode.CompletionItemKind.File:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Snippet:
        case vscode.CompletionItemKind.Text:
        default:
            return typescript.ScriptElementKind.unknown;
    }
}
function translateSeverity(typescript, severity) {

case vscode.CompletionItemKind.Variable:
            return typescript.ScriptElementKind.variableElement;
        case vscode.CompletionItemKind.Class:
            return typescript.ScriptElementKind.classElement;
        case vscode.CompletionItemKind.Interface:
            return typescript.ScriptElementKind.interfaceElement;
        case vscode.CompletionItemKind.Module:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Property:
            return typescript.ScriptElementKind.memberVariableElement;
        case vscode.CompletionItemKind.Unit:
        case vscode.CompletionItemKind.Value:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Enum:
            return typescript.ScriptElementKind.enumElement;
        case vscode.CompletionItemKind.Keyword:
            return typescript.ScriptElementKind.keyword;
        case vscode.CompletionItemKind.Color:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Reference:
            return typescript.ScriptElementKind.alias;
        case vscode.CompletionItemKind.File:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Snippet:
        case vscode.CompletionItemKind.Text:
        default:
            return typescript.ScriptElementKind.unknown;
    }
}
function translateSeverity(typescript, severity) {

case vscode.CompletionItemKind.Interface:
            return typescript.ScriptElementKind.interfaceElement;
        case vscode.CompletionItemKind.Module:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Property:
            return typescript.ScriptElementKind.memberVariableElement;
        case vscode.CompletionItemKind.Unit:
        case vscode.CompletionItemKind.Value:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Enum:
            return typescript.ScriptElementKind.enumElement;
        case vscode.CompletionItemKind.Keyword:
            return typescript.ScriptElementKind.keyword;
        case vscode.CompletionItemKind.Color:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Reference:
            return typescript.ScriptElementKind.alias;
        case vscode.CompletionItemKind.File:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Snippet:
        case vscode.CompletionItemKind.Text:
        default:
            return typescript.ScriptElementKind.unknown;
    }
}

case vscode.CompletionItemKind.Method:
            return typescript.ScriptElementKind.memberFunctionElement;
        case vscode.CompletionItemKind.Function:
            return typescript.ScriptElementKind.functionElement;
        case vscode.CompletionItemKind.Constructor:
            return typescript.ScriptElementKind.constructorImplementationElement;
        case vscode.CompletionItemKind.Field:
        case vscode.CompletionItemKind.Variable:
            return typescript.ScriptElementKind.variableElement;
        case vscode.CompletionItemKind.Class:
            return typescript.ScriptElementKind.classElement;
        case vscode.CompletionItemKind.Interface:
            return typescript.ScriptElementKind.interfaceElement;
        case vscode.CompletionItemKind.Module:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Property:
            return typescript.ScriptElementKind.memberVariableElement;
        case vscode.CompletionItemKind.Unit:
        case vscode.CompletionItemKind.Value:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Enum:
            return typescript.ScriptElementKind.enumElement;
        case vscode.CompletionItemKind.Keyword:
            return typescript.ScriptElementKind.keyword;
        case vscode.CompletionItemKind.Color:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Reference:
            return typescript.ScriptElementKind.alias;
        case vscode.CompletionItemKind.File:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Snippet:
        case vscode.CompletionItemKind.Text:

function getKindModifiers(item: vscode.CompletionItem): string {
    if (item.kind === vscode.CompletionItemKind.Color) {
        return 'color';
    }
    return '';
}

function translateionCompletionItemKind(
    typescript: typeof ts,
    kind: vscode.CompletionItemKind
): ts.ScriptElementKind {
    switch (kind) {
        case vscode.CompletionItemKind.Method:
            return typescript.ScriptElementKind.memberFunctionElement;
        case vscode.CompletionItemKind.Function:
            return typescript.ScriptElementKind.functionElement;
        case vscode.CompletionItemKind.Constructor:
            return typescript.ScriptElementKind.constructorImplementationElement;
        case vscode.CompletionItemKind.Field:
        case vscode.CompletionItemKind.Variable:
            return typescript.ScriptElementKind.variableElement;
        case vscode.CompletionItemKind.Class:
            return typescript.ScriptElementKind.classElement;
        case vscode.CompletionItemKind.Interface:
            return typescript.ScriptElementKind.interfaceElement;
        case vscode.CompletionItemKind.Module:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Property:
            return typescript.ScriptElementKind.memberVariableElement;
        case vscode.CompletionItemKind.Unit:
        case vscode.CompletionItemKind.Value:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Enum:
            return typescript.ScriptElementKind.enumElement;
        case vscode.CompletionItemKind.Keyword:

case vscode.CompletionItemKind.Module:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Property:
            return typescript.ScriptElementKind.memberVariableElement;
        case vscode.CompletionItemKind.Unit:
        case vscode.CompletionItemKind.Value:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Enum:
            return typescript.ScriptElementKind.enumElement;
        case vscode.CompletionItemKind.Keyword:
            return typescript.ScriptElementKind.keyword;
        case vscode.CompletionItemKind.Color:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Reference:
            return typescript.ScriptElementKind.alias;
        case vscode.CompletionItemKind.File:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Snippet:
        case vscode.CompletionItemKind.Text:
        default:
            return typescript.ScriptElementKind.unknown;
    }
}
function getKindModifiers(item) {

case vscode.CompletionItemKind.Class:
            return typescript.ScriptElementKind.classElement;
        case vscode.CompletionItemKind.Interface:
            return typescript.ScriptElementKind.interfaceElement;
        case vscode.CompletionItemKind.Module:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Property:
            return typescript.ScriptElementKind.memberVariableElement;
        case vscode.CompletionItemKind.Unit:
        case vscode.CompletionItemKind.Value:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Enum:
            return typescript.ScriptElementKind.enumElement;
        case vscode.CompletionItemKind.Keyword:
            return typescript.ScriptElementKind.keyword;
        case vscode.CompletionItemKind.Color:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Reference:
            return typescript.ScriptElementKind.alias;
        case vscode.CompletionItemKind.File:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Snippet:
        case vscode.CompletionItemKind.Text:
        default:
            return typescript.ScriptElementKind.unknown;
    }
}

const convertKindToIconName = (completionKind: types.CompletionItemKind) => {

    switch (completionKind) {
        case types.CompletionItemKind.Class:
            return "cube"
        case types.CompletionItemKind.Color:
            return "paint-brush"
        case types.CompletionItemKind.Constructor:
            return "building"
        case types.CompletionItemKind.Enum:
            return "sitemap"
        case types.CompletionItemKind.Field:
            return "var"
        case types.CompletionItemKind.File:
            return "file"
        case types.CompletionItemKind.Function:
            return "cog"
        case types.CompletionItemKind.Interface:
            return "plug"
        case types.CompletionItemKind.Keyword:

return typescript.ScriptElementKind.memberVariableElement;
        case vscode.CompletionItemKind.Unit:
        case vscode.CompletionItemKind.Value:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Enum:
            return typescript.ScriptElementKind.enumElement;
        case vscode.CompletionItemKind.Keyword:
            return typescript.ScriptElementKind.keyword;
        case vscode.CompletionItemKind.Color:
            return typescript.ScriptElementKind.constElement;
        case vscode.CompletionItemKind.Reference:
            return typescript.ScriptElementKind.alias;
        case vscode.CompletionItemKind.File:
            return typescript.ScriptElementKind.moduleElement;
        case vscode.CompletionItemKind.Snippet:
        case vscode.CompletionItemKind.Text:
        default:
            return typescript.ScriptElementKind.unknown;
    }
}
function getKindModifiers(item) {