92 lines
2.0 KiB
Go
92 lines
2.0 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package cli
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import (
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"github.com/fatih/color"
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"github.com/olekukonko/tablewriter"
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)
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// Functions to set up colorized output.
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const (
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noColor = -1
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)
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func colorize(message string, uc UiColor) string {
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if uc.Code == noColor {
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return message
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}
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attr := []color.Attribute{color.Attribute(uc.Code)}
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if uc.Bold {
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attr = append(attr, color.Bold)
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}
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return color.New(attr...).SprintFunc()(message)
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}
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// UiColor is a posix shell color code to use.
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type UiColor struct {
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Code int
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Bold bool
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}
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// A list of colors that are useful. These are all non-bolded by default.
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var (
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UiColorNone UiColor = UiColor{noColor, false}
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UiColorRed = UiColor{int(color.FgHiRed), false}
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UiColorGreen = UiColor{int(color.FgHiGreen), false}
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UiColorYellow = UiColor{int(color.FgHiYellow), false}
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UiColorBlue = UiColor{int(color.FgHiBlue), false}
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UiColorMagenta = UiColor{int(color.FgHiMagenta), false}
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UiColorCyan = UiColor{int(color.FgHiCyan), false}
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)
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// Functions that are useful for table output.
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const (
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Yellow = "yellow"
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Green = "green"
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Red = "red"
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)
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var colorMapping = map[string]int{
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Green: tablewriter.FgGreenColor,
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Yellow: tablewriter.FgYellowColor,
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Red: tablewriter.FgRedColor,
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}
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// Table is passed to UI.Table to provide a nicely formatted table.
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type Table struct {
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Headers []string
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Rows [][]Cell
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}
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// Cell is a single entry for a table.
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type Cell struct {
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Value string
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Color string
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}
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// NewTable creates a new Table structure that can be used with UI.Table.
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func NewTable(headers ...string) *Table {
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return &Table{
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Headers: headers,
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}
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}
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// AddRow adds a row to the table.
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func (t *Table) AddRow(cols []string, colors []string) {
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var row []Cell
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for i, col := range cols {
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if i < len(colors) {
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row = append(row, Cell{Value: col, Color: colors[i]})
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} else {
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row = append(row, Cell{Value: col})
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}
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}
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t.Rows = append(t.Rows, row)
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}
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