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gitea-fork-majority-judgment/vendor/github.com/mgechev/revive/formatter/friendly.go

150 lines
3.6 KiB

package formatter
import (
"bytes"
"fmt"
"sort"
"github.com/fatih/color"
"github.com/mgechev/revive/lint"
"github.com/olekukonko/tablewriter"
)
var newLines = map[rune]bool{
0x000A: true,
0x000B: true,
0x000C: true,
0x000D: true,
0x0085: true,
0x2028: true,
0x2029: true,
}
func getErrorEmoji() string {
return color.RedString("✘")
}
func getWarningEmoji() string {
return color.YellowString("⚠")
}
// Friendly is an implementation of the Formatter interface
// which formats the errors to JSON.
type Friendly struct {
Metadata lint.FormatterMetadata
}
// Name returns the name of the formatter
func (f *Friendly) Name() string {
return "friendly"
}
// Format formats the failures gotten from the lint.
func (f *Friendly) Format(failures <-chan lint.Failure, config lint.Config) (string, error) {
errorMap := map[string]int{}
warningMap := map[string]int{}
totalErrors := 0
totalWarnings := 0
for failure := range failures {
sev := severity(config, failure)
f.printFriendlyFailure(failure, sev)
if sev == lint.SeverityWarning {
warningMap[failure.RuleName] = warningMap[failure.RuleName] + 1
totalWarnings++
}
if sev == lint.SeverityError {
errorMap[failure.RuleName] = errorMap[failure.RuleName] + 1
totalErrors++
}
}
f.printSummary(totalErrors, totalWarnings)
f.printStatistics(color.RedString("Errors:"), errorMap)
f.printStatistics(color.YellowString("Warnings:"), warningMap)
return "", nil
}
func (f *Friendly) printFriendlyFailure(failure lint.Failure, severity lint.Severity) {
f.printHeaderRow(failure, severity)
f.printFilePosition(failure)
fmt.Println()
fmt.Println()
}
func (f *Friendly) printHeaderRow(failure lint.Failure, severity lint.Severity) {
emoji := getWarningEmoji()
if severity == lint.SeverityError {
emoji = getErrorEmoji()
}
fmt.Print(f.table([][]string{{emoji, "https://revive.run/r#" + failure.RuleName, color.GreenString(failure.Failure)}}))
}
func (f *Friendly) printFilePosition(failure lint.Failure) {
fmt.Printf(" %s:%d:%d", failure.GetFilename(), failure.Position.Start.Line, failure.Position.Start.Column)
}
type statEntry struct {
name string
failures int
}
func (f *Friendly) printSummary(errors, warnings int) {
emoji := getWarningEmoji()
if errors > 0 {
emoji = getErrorEmoji()
}
problemsLabel := "problems"
if errors+warnings == 1 {
problemsLabel = "problem"
}
warningsLabel := "warnings"
if warnings == 1 {
warningsLabel = "warning"
}
errorsLabel := "errors"
if errors == 1 {
errorsLabel = "error"
}
str := fmt.Sprintf("%d %s (%d %s, %d %s)", errors+warnings, problemsLabel, errors, errorsLabel, warnings, warningsLabel)
if errors > 0 {
fmt.Printf("%s %s\n", emoji, color.RedString(str))
fmt.Println()
return
}
if warnings > 0 {
fmt.Printf("%s %s\n", emoji, color.YellowString(str))
fmt.Println()
return
}
}
func (f *Friendly) printStatistics(header string, stats map[string]int) {
if len(stats) == 0 {
return
}
var data []statEntry
for name, total := range stats {
data = append(data, statEntry{name, total})
}
sort.Slice(data, func(i, j int) bool {
return data[i].failures > data[j].failures
})
formatted := [][]string{}
for _, entry := range data {
formatted = append(formatted, []string{color.GreenString(fmt.Sprintf("%d", entry.failures)), entry.name})
}
fmt.Println(header)
fmt.Println(f.table(formatted))
}
func (f *Friendly) table(rows [][]string) string {
buf := new(bytes.Buffer)
table := tablewriter.NewWriter(buf)
table.SetBorder(false)
table.SetColumnSeparator("")
table.SetRowSeparator("")
table.SetAutoWrapText(false)
table.AppendBulk(rows)
table.Render()
return buf.String()
}