Function buildTargetCompletionItems

internal/compose/completion.go:553–582

(params *protocol.CompletionParams, manager *document.Manager, path []*ast.MappingValueNode, documentPath document.DocumentPath, prefixLength protocol.UInteger)

}

func buildTargetCompletionItems(params *protocol.CompletionParams, manager *document.Manager, path []*ast.MappingValueNode, documentPath document.DocumentPath, prefixLength protocol.UInteger) ([]protocol.CompletionItem, bool) {
	if len(path) == 4 && path[2].Key.GetToken().Value == "build" && path[3].Key.GetToken().Value == "target" {
		if mappingNode, ok := path[2].Value.(*ast.MappingNode); ok {
			dockerfileAttributePath := "Dockerfile"
			for _, buildAttribute := range mappingNode.Values {
				switch buildAttribute.Key.GetToken().Value {
				case "dockerfile_inline":
					return nil, true
				case "dockerfile":
					dockerfileAttributePath = buildAttribute.Value.GetToken().Value
				}
			}

			dockerfileURI, dockerfilePath := types.Concatenate(documentPath.Folder, dockerfileAttributePath, documentPath.WSLDollarSignHost)
			if _, ok := path[3].Value.(*ast.NullNode); ok {
				return createBuildStageItems(params, manager, dockerfileURI, dockerfilePath, "", prefixLength), true
			} else if prefix, ok := path[3].Value.(*ast.StringNode); ok {
				if int(params.Position.Line) == path[3].Value.GetToken().Position.Line-1 {
					offset := int(params.Position.Character) - path[3].Value.GetToken().Position.Column + 1
					// offset can be greater than the length if there's just empty whitespace after the string value,
					// must be non-negative, if negative it suggests the cursor is in the whitespace before the attribute's value
					if offset >= 0 && offset <= len(prefix.Value) {
						return createBuildStageItems(params, manager, dockerfileURI, dockerfilePath, prefix.Value[0:offset], prefixLength), true
					}
				}
			}
		}
	}
	return nil, false
}

func serviceImageCompletionItems(hub hub.Service, path []*ast.MappingValueNode, prefix string) ([]protocol.CompletionItem, bool) {
	if len(path) == 3 && path[0].Key.GetToken().Value == "services" && path[2].Key.GetToken().Value == "image" {