@ -22,8 +22,8 @@ import (
"github.com/hashicorp/terraform/command/format"
"github.com/hashicorp/terraform/command/webbrowser"
"github.com/hashicorp/terraform/configs/configload"
"github.com/hashicorp/terraform/helper/wrappedstreams"
"github.com/hashicorp/terraform/internal/getproviders"
"github.com/hashicorp/terraform/internal/terminal"
"github.com/hashicorp/terraform/providers"
"github.com/hashicorp/terraform/provisioners"
"github.com/hashicorp/terraform/terraform"
@ -51,6 +51,15 @@ type Meta struct {
// for some reason.
OriginalWorkingDir string
// Streams tracks the raw Stdout, Stderr, and Stdin handles along with
// some basic metadata about them, such as whether each is connected to
// a terminal, how wide the possible terminal is, etc.
//
// For historical reasons this might not be set in unit test code, and
// so functions working with this field must check if it's nil and
// do some default behavior instead if so, rather than panicking.
Streams * terminal . Streams
Color bool // True if output should be colored
GlobalPluginDirs [ ] string // Additional paths to search for plugins
Ui cli . Ui // Ui for output
@ -288,15 +297,42 @@ func (m *Meta) UIInput() terraform.UIInput {
}
}
// OutputColumns returns the number of columns that normal (non-error) UI
// output should be wrapped to fill.
//
// This is the column count to use if you'll be printing your message via
// the Output or Info methods of m.Ui.
func ( m * Meta ) OutputColumns ( ) int {
if m . Streams == nil {
// A default for unit tests that don't populate Meta fully.
return 78
}
return m . Streams . Stdout . Columns ( )
}
// ErrorColumns returns the number of columns that error UI output should be
// wrapped to fill.
//
// This is the column count to use if you'll be printing your message via
// the Error or Warn methods of m.Ui.
func ( m * Meta ) ErrorColumns ( ) int {
if m . Streams == nil {
// A default for unit tests that don't populate Meta fully.
return 78
}
return m . Streams . Stderr . Columns ( )
}
// StdinPiped returns true if the input is piped.
func ( m * Meta ) StdinPiped ( ) bool {
fi , err := wrappedstreams . Stdin ( ) . Stat ( )
if err != nil {
// If there is an error, let's just say its not piped
if m . Streams == nil {
// If we don't have m.Streams populated then we're presumably in a unit
// test that doesn't properly populate Meta, so we'll just say the
// output _isn't_ piped because that's the common case and so most likely
// to be useful to a unit test.
return false
}
return fi . Mode ( ) & os . ModeNamedPipe != 0
return ! m . Streams . Stdin . IsTerminal ( )
}
// InterruptibleContext returns a context.Context that will be cancelled
Martin Atkins
5 years ago