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51 lines
2.0 KiB
Go
51 lines
2.0 KiB
Go
package oscommands
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import (
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"io"
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"github.com/sirupsen/logrus"
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)
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// this struct captures some IO stuff
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type guiIO struct {
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// this is for logging anything we want. It'll be written to a log file for the sake
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// of debugging.
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log *logrus.Entry
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// this is for us to log the command we're about to run e.g. 'git push'. The GUI
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// will write this to a log panel so that the user can see which commands are being
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// run.
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// The isCommandLineCommand arg is there so that we can style the log differently
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// depending on whether we're directly outputting a command we're about to run that
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// will be run on the command line, or if we're using something from Go's standard lib.
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logCommandFn func(str string, isCommandLineCommand bool)
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// this is for us to directly write the output of a command. We will do this for
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// certain commands like 'git push'. The GUI will write this to a command output panel.
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// We need a new cmd writer per command, hence it being a function.
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newCmdWriterFn func() io.Writer
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// this allows us to request info from the user like username/password, in the event
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// that a command requests it.
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// the 'credential' arg is something like 'username' or 'password'
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promptForCredentialFn func(credential CredentialType) string
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}
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func NewGuiIO(log *logrus.Entry, logCommandFn func(string, bool), newCmdWriterFn func() io.Writer, promptForCredentialFn func(CredentialType) string) *guiIO {
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return &guiIO{
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log: log,
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logCommandFn: logCommandFn,
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newCmdWriterFn: newCmdWriterFn,
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promptForCredentialFn: promptForCredentialFn,
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}
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}
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// we use this function when we want to access the functionality of our OS struct but we
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// don't have anywhere to log things, or request input from the user.
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func NewNullGuiIO(log *logrus.Entry) *guiIO {
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return &guiIO{
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log: log,
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logCommandFn: func(string, bool) {},
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newCmdWriterFn: func() io.Writer { return io.Discard },
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promptForCredentialFn: failPromptFn,
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}
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}
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