Function getSafeId

src/spec-node/containerFeatures.ts:26–29

(str: string)

//      - the '_' character, and
//      - a number cannot be the first character
export const getSafeId = (str: string) => str
	.replace(/[^\w_]/g, '_')
	.replace(/^[\d_]+/g, '_')
	.toUpperCase();

export async function extendImage(params: DockerResolverParameters, config: SubstitutedConfig<DevContainerConfig>, imageName: string, additionalImageNames: string[], additionalFeatures: Record<string, string | boolean | Record<string, string | boolean>>, canAddLabelsToContainer: boolean) {
	const { common } = params;