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Print TERM and TERM_PROGRAM with --help
Since they affect colors and scrolling defaults.
This commit is contained in:
parent
1043d3feb7
commit
c07c9a9942
31
moar.go
31
moar.go
@ -38,7 +38,7 @@ const defaultLightTheme = "tango"
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var versionString = "Should be set when building, please use build.sh to build"
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func renderUsageEnvVar(envVarName string, description string, colors twin.ColorType) string {
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func renderLessTermcapEnvVar(envVarName string, description string, colors twin.ColorType) string {
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value := os.Getenv(envVarName)
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if len(value) == 0 {
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return ""
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@ -112,6 +112,17 @@ func renderPagerEnvVar(name string, colors twin.ColorType) string {
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)
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}
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// If the environment variable is set, render it as APA=bepa indented two
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// spaces, plus a newline at the end. Otherwise, return an empty string.
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func renderPlainEnvVar(envVarName string) string {
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value := os.Getenv(envVarName)
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if value == "" {
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return ""
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}
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return fmt.Sprintf(" %s=%s\n", envVarName, value)
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}
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func printCommandline(output io.Writer) {
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fmt.Fprintln(output, "Commandline: moar", strings.Join(os.Args[1:], " "))
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fmt.Fprintf(output, "Environment: MOAR=\"%v\"\n", os.Getenv("MOAR"))
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@ -155,9 +166,9 @@ func printUsage(flagSet *flag.FlagSet, colors twin.ColorType) {
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}
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envSection := ""
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envSection += renderUsageEnvVar("LESS_TERMCAP_md", "man page bold style", colors)
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envSection += renderUsageEnvVar("LESS_TERMCAP_us", "man page underline style", colors)
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envSection += renderUsageEnvVar("LESS_TERMCAP_so", "search hits and footer style", colors)
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envSection += renderLessTermcapEnvVar("LESS_TERMCAP_md", "man page bold style", colors)
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envSection += renderLessTermcapEnvVar("LESS_TERMCAP_us", "man page underline style", colors)
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envSection += renderLessTermcapEnvVar("LESS_TERMCAP_so", "search hits and footer style", colors)
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envSection += renderPagerEnvVar("PAGER", colors)
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envVars := os.Environ()
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@ -180,6 +191,12 @@ func printUsage(flagSet *flag.FlagSet, colors twin.ColorType) {
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envSection += renderPagerEnvVar(name, colors)
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}
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envSection += renderPlainEnvVar("TERM")
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envSection += renderPlainEnvVar("TERM_PROGRAM")
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// Requested here: https://github.com/walles/moar/issues/170#issuecomment-1891154661
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envSection += renderPlainEnvVar("MANROFFOPT")
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if envSection != "" {
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fmt.Println()
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@ -187,12 +204,6 @@ func printUsage(flagSet *flag.FlagSet, colors twin.ColorType) {
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fmt.Print(envSection)
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}
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// Requested here: https://github.com/walles/moar/issues/170#issuecomment-1891154661
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manroffopt := os.Getenv("MANROFFOPT")
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if manroffopt != "" {
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fmt.Printf(" MANROFFOPT: %s\n", manroffopt)
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}
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absMoarPath, err := absLookPath(os.Args[0])
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if err == nil {
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absPagerValue, err := absLookPath(os.Getenv("PAGER"))
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