CopyDirFiltered copies a directory, but only includes files that match given patterns.

CopyFilesToDir copies all files in one directory to another.

CreatePR will look for changes.

CreateSha will create and write a sha256sum of a file.

FetchAuto looks up the SHA to use for the dependency from istio/istio.

FileExists checks if a file exists.

GetGithubToken returns the GitHub token from the specified file.

IsValidSemver checks if the string is a valid semver Mirror https://github.com/helm/helm/blob/9fafb4ad6811afb017cc464b630be2ff8390ac63/pkg/chart/metadata.go#L144.

PushCommit will look for changes.

RunMake runs a make command for the repo, with standard environment variables set.

RunWithOutput runs a command, outputting stderr and stdout, and returning the command's stdout.

VerboseCommand runs a command, outputting stderr and stdout.

YamlLog logs a object as yaml.