Improvements

Author: andyone

.travis.yml

@@ -1,9 +1,8 @@
 language: go
 
 go:
-  - 1.12.x
-  - 1.13.x
   - 1.14.x
+  - 1.15.x
   - tip
 
 os:

Makefile

@@ -1,6 +1,6 @@
 ################################################################################
 
-# This Makefile generated by GoMakeGen 1.3.0 using next command:
+# This Makefile generated by GoMakeGen 1.3.1 using next command:
 # gomakegen .
 #
 # More info: https://kaos.sh/gomakegen
@@ -27,7 +27,7 @@ git-config: ## Configure git redirects for stable import path services
 	git config --global http.https://pkg.re.followRedirects true
 
 deps: git-config ## Download dependencies
-	go get -d -v pkg.re/essentialkaos/ek.v11
+	go get -d -v pkg.re/essentialkaos/ek.v12
 
 fmt: ## Format source code with gofmt
 	find . -name "*.go" -exec gofmt -s -w {} \;
@@ -43,6 +43,6 @@ help: ## Show this info
 	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) \
 		| awk 'BEGIN {FS = ":.*?## "}; {printf "  \033[33m%-12s\033[0m %s\n", $$1, $$2}'
 	@echo -e ''
-	@echo -e '\033[90mGenerated by GoMakeGen 1.3.0\033[0m\n'
+	@echo -e '\033[90mGenerated by GoMakeGen 1.3.1\033[0m\n'
 
 ################################################################################

README.md

@@ -78,6 +78,14 @@ Fish:
 sudo uc --completion=fish 1> /usr/share/fish/vendor_completions.d/uc.fish
 ```
 
+### Man documentation
+
+You can generate man page for `uc` using next command:
+
+```bash
+uc --generate-man | sudo gzip > /usr/share/man/man1/uc.1.gz
+```
+
 ### Usage
 
 ```
@@ -101,6 +109,9 @@ Examples
   uc -d file.txt
   Show distribution for file.txt
 
+  uc -d -m 5k file.txt
+  Show distribution for file.txt for 5,000 uniq lines max
+
   cat file.txt | uc -
   Count unique lines in stdin data
 

common/uc.spec

@@ -10,7 +10,7 @@
 
 Summary:         Simple utility for counting unique lines
 Name:            uc
-Version:         0.0.2
+Version:         1.0.0
 Release:         0%{?dist}
 Group:           Applications/System
 License:         Apache License, Version 2.0
@@ -20,7 +20,7 @@ Source0:         https://source.kaos.st/%{name}/%{name}-%{version}.tar.bz2
 
 BuildRoot:       %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
-BuildRequires:   golang >= 1.11
+BuildRequires:   golang >= 1.14
 
 Provides:        %{name} = %{version}-%{release}
 
@@ -42,8 +42,12 @@ go build src/github.com/essentialkaos/%{name}/%{name}.go
 rm -rf %{buildroot}
 
 install -dm 755 %{buildroot}%{_bindir}
+install -dm 755 %{buildroot}%{_mandir}/man1
+
 install -pm 755 %{name} %{buildroot}%{_bindir}/
 
+./%{name} --generate-man > %{buildroot}%{_mandir}/man1/%{name}.1
+
 %clean
 rm -rf %{buildroot}
 
@@ -52,11 +56,16 @@ rm -rf %{buildroot}
 %files
 %defattr(-,root,root,-)
 %doc LICENSE
+%{_mandir}/man1/%{name}.1.*
 %{_bindir}/%{name}
 
 ################################################################################
 
 %changelog
+* Thu Oct 22 2020 Anton Novojilov <[email protected]> - 1.0.0-0
+- Added possibility to define -m/--max option as number with K and M
+- Added man page generation
+
 * Fri Jan 31 2020 Anton Novojilov <[email protected]> - 0.0.2-0
 - Added option -m/--max for defining maximum unique lines to process
 - Added option -d/--dist for printing data distribution

uc.go

@@ -14,28 +14,31 @@ import (
 	"os"
 	"runtime"
 	"sort"
+	"strconv"
+	"strings"
 	"sync"
 	"time"
 
-	"pkg.re/essentialkaos/ek.v11/fmtc"
-	"pkg.re/essentialkaos/ek.v11/fmtutil"
-	"pkg.re/essentialkaos/ek.v11/fsutil"
-	"pkg.re/essentialkaos/ek.v11/options"
-	"pkg.re/essentialkaos/ek.v11/signal"
-	"pkg.re/essentialkaos/ek.v11/strutil"
-	"pkg.re/essentialkaos/ek.v11/usage"
-	"pkg.re/essentialkaos/ek.v11/usage/completion/bash"
-	"pkg.re/essentialkaos/ek.v11/usage/completion/fish"
-	"pkg.re/essentialkaos/ek.v11/usage/completion/zsh"
-	"pkg.re/essentialkaos/ek.v11/usage/update"
+	"pkg.re/essentialkaos/ek.v12/fmtc"
+	"pkg.re/essentialkaos/ek.v12/fmtutil"
+	"pkg.re/essentialkaos/ek.v12/fsutil"
+	"pkg.re/essentialkaos/ek.v12/options"
+	"pkg.re/essentialkaos/ek.v12/signal"
+	"pkg.re/essentialkaos/ek.v12/strutil"
+	"pkg.re/essentialkaos/ek.v12/usage"
+	"pkg.re/essentialkaos/ek.v12/usage/completion/bash"
+	"pkg.re/essentialkaos/ek.v12/usage/completion/fish"
+	"pkg.re/essentialkaos/ek.v12/usage/completion/zsh"
+	"pkg.re/essentialkaos/ek.v12/usage/man"
+	"pkg.re/essentialkaos/ek.v12/usage/update"
 )
 
 // ////////////////////////////////////////////////////////////////////////////////// //
 
 // Application basic info
 const (
 	APP  = "uc"
-	VER  = "0.0.2"
+	VER  = "1.0.0"
 	DESC = "Tool for counting unique lines"
 )
 
@@ -48,7 +51,8 @@ const (
 	OPT_HELP         = "h:help"
 	OPT_VER          = "v:version"
 
-	OPT_COMPLETION = "completion"
+	OPT_COMPLETION   = "completion"
+	OPT_GENERATE_MAN = "generate-man"
 )
 
 // ////////////////////////////////////////////////////////////////////////////////// //
@@ -92,14 +96,15 @@ func (s linesSlice) Less(i, j int) bool {
 
 // optMap is map with options
 var optMap = options.Map{
-	OPT_MAX_LINES:    {Type: options.INT},
+	OPT_MAX_LINES:    {Type: options.MIXED},
 	OPT_DISTRIBUTION: {Type: options.BOOL},
 	OPT_NO_PROGRESS:  {Type: options.BOOL},
 	OPT_NO_COLOR:     {Type: options.BOOL},
 	OPT_HELP:         {Type: options.BOOL, Alias: "u:usage"},
 	OPT_VER:          {Type: options.BOOL, Alias: "ver"},
 
-	OPT_COMPLETION: {},
+	OPT_COMPLETION:   {},
+	OPT_GENERATE_MAN: {Type: options.BOOL},
 }
 
 // stats contains info about data
@@ -127,7 +132,12 @@ func main() {
 	}
 
 	if options.Has(OPT_COMPLETION) {
-		genCompletion()
+		os.Exit(genCompletion())
+	}
+
+	if options.Has(OPT_GENERATE_MAN) {
+		genMan()
+		os.Exit(0)
 	}
 
 	configureUI()
@@ -195,7 +205,12 @@ func processData(input string) {
 func readData(s *bufio.Scanner) {
 	ct := crc64.MakeTable(crc64.ECMA)
 	dist := options.GetB(OPT_DISTRIBUTION)
-	maxLines := options.GetI(OPT_MAX_LINES)
+	maxLines, err := parseMaxLines(options.GetS(OPT_MAX_LINES))
+
+	if err != nil {
+		printError(err.Error())
+		os.Exit(1)
+	}
 
 	if dist {
 		stats.Samples = make(map[uint64]string)
@@ -299,6 +314,30 @@ func printDistribution() {
 	}
 }
 
+// parseMaxLines parses max line option
+func parseMaxLines(maxLines string) (int, error) {
+	maxLines = strings.ToUpper(maxLines)
+
+	mp := 1
+
+	switch {
+	case strings.HasSuffix(maxLines, "K"):
+		maxLines = strutil.Exclude(maxLines, "K")
+		mp = 1000
+	case strings.HasSuffix(maxLines, "M"):
+		mp = 1000 * 1000
+		maxLines = strutil.Exclude(maxLines, "M")
+	}
+
+	num, err := strconv.Atoi(maxLines)
+
+	if err != nil {
+		return 0, err
+	}
+
+	return num * mp, nil
+}
+
 // signalHandler is signal handler
 func signalHandler() {
 	printResults()
@@ -312,11 +351,42 @@ func printError(f string, a ...interface{}) {
 
 // ////////////////////////////////////////////////////////////////////////////////// //
 
-// showUsage print usage info
+// showUsage prints usage info
 func showUsage() {
 	genUsage().Render()
 }
 
+// showAbout prints info about version
+func showAbout() {
+	genAbout().Render()
+}
+
+// genCompletion generates completion for different shells
+func genCompletion() int {
+	switch options.GetS(OPT_COMPLETION) {
+	case "bash":
+		fmt.Printf(bash.Generate(genUsage(), APP))
+	case "fish":
+		fmt.Printf(fish.Generate(genUsage(), APP))
+	case "zsh":
+		fmt.Printf(zsh.Generate(genUsage(), optMap, APP))
+	default:
+		return 1
+	}
+
+	return 0
+}
+
+// genMan generates man page
+func genMan() {
+	fmt.Println(
+		man.Generate(
+			genUsage(),
+			genAbout(),
+		),
+	)
+}
+
 // genUsage generates usage info
 func genUsage() *usage.Info {
 	info := usage.NewInfo(APP, "file")
@@ -331,6 +401,7 @@ func genUsage() *usage.Info {
 
 	info.AddExample("file.txt", "Count unique lines in file.txt")
 	info.AddExample("-d file.txt", "Show distribution for file.txt")
+	info.AddExample("-d -m 5k file.txt", "Show distribution for file.txt for 5,000 uniq lines max")
 	info.AddRawExample(
 		"cat file.txt | "+APP+" -",
 		"Count unique lines in stdin data",
@@ -339,33 +410,16 @@ func genUsage() *usage.Info {
 	return info
 }
 
-// genCompletion generates completion for different shells
-func genCompletion() {
-	switch options.GetS(OPT_COMPLETION) {
-	case "bash":
-		fmt.Printf(bash.Generate(genUsage(), APP))
-	case "fish":
-		fmt.Printf(fish.Generate(genUsage(), APP))
-	case "zsh":
-		fmt.Printf(zsh.Generate(genUsage(), optMap, APP))
-	default:
-		os.Exit(1)
-	}
-
-	os.Exit(0)
-}
-
-// showAbout print info about version
-func showAbout() {
-	about := &usage.About{
+// genAbout generates info about version
+func genAbout() *usage.About {
+	return &usage.About{
 		App:           APP,
 		Version:       VER,
 		Desc:          DESC,
 		Year:          2009,
-		Owner:         "Essential Kaos",
+		Owner:         "ESSENTIAL KAOS",
 		License:       "Apache License, Version 2.0 <https://www.apache.org/licenses/LICENSE-2.0>",
+		BugTracker:    "https://github.com/essentialkaos/uc",
 		UpdateChecker: usage.UpdateChecker{"essentialkaos/uc", update.GitHubChecker},
 	}
-
-	about.Render()
 }