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Diffstat (limited to 'vendor/github.com/juju/ansiterm/attribute.go')
-rw-r--r-- | vendor/github.com/juju/ansiterm/attribute.go | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/vendor/github.com/juju/ansiterm/attribute.go b/vendor/github.com/juju/ansiterm/attribute.go deleted file mode 100644 index f2daa4813..000000000 --- a/vendor/github.com/juju/ansiterm/attribute.go +++ /dev/null @@ -1,50 +0,0 @@ -// Copyright 2016 Canonical Ltd. -// Licensed under the LGPLv3, see LICENCE file for details. - -package ansiterm - -import ( - "fmt" - "sort" - "strings" -) - -type attribute int - -const ( - unknownAttribute attribute = -1 - reset attribute = 0 -) - -// sgr returns the escape sequence for the Select Graphic Rendition -// for the attribute. -func (a attribute) sgr() string { - if a < 0 { - return "" - } - return fmt.Sprintf("\x1b[%dm", a) -} - -type attributes []attribute - -func (a attributes) Len() int { return len(a) } -func (a attributes) Less(i, j int) bool { return a[i] < a[j] } -func (a attributes) Swap(i, j int) { a[i], a[j] = a[j], a[i] } - -// sgr returns the combined escape sequence for the Select Graphic Rendition -// for the sequence of attributes. -func (a attributes) sgr() string { - switch len(a) { - case 0: - return "" - case 1: - return a[0].sgr() - default: - sort.Sort(a) - var values []string - for _, attr := range a { - values = append(values, fmt.Sprint(attr)) - } - return fmt.Sprintf("\x1b[%sm", strings.Join(values, ";")) - } -} |