package instructions // import "github.com/docker/docker/builder/dockerfile/instructions" import "strings" // handleJSONArgs parses command passed to CMD, ENTRYPOINT, RUN and SHELL instruction in Dockerfile // for exec form it returns untouched args slice // for shell form it returns concatenated args as the first element of a slice func handleJSONArgs(args []string, attributes map[string]bool) []string { if len(args) == 0 { return []string{} } if attributes != nil && attributes["json"] { return args } // literal string command, not an exec array return []string{strings.Join(args, " ")} }