reverse the meaning of -n, setting it enables numbered headers

cfg/config.go

@@ -28,7 +28,7 @@ import (
 )
 
 const DefaultSeparator string = `(\s\s+|\t)`
-const Version string = "v1.3.3"
+const Version string = "v1.4.0"
 const MAXPARTS = 2
 
 var DefaultConfigfile = os.Getenv("HOME") + "/.config/tablizer/config"
@@ -66,7 +66,7 @@ type Filter struct {
 // internal config
 type Config struct {
 	Debug          bool
-	NoNumbering    bool
+	Numbering      bool
 	NoHeaders      bool
 	Columns        string
 	UseColumns     []int
@@ -332,10 +332,10 @@ func (conf *Config) PrepareTransposers() error {
 func (conf *Config) CheckEnv() {
 	// check for environment vars, command line flags have precedence,
 	// NO_COLOR is being checked by the color module itself.
-	if !conf.NoNumbering {
+	if !conf.Numbering {
-		_, set := os.LookupEnv("T_NO_HEADER_NUMBERING")
+		_, set := os.LookupEnv("T_HEADER_NUMBERING")
 		if set {
-			conf.NoNumbering = true
+			conf.Numbering = true
 		}
 	}
 
@@ -350,7 +350,7 @@ func (conf *Config) CheckEnv() {
 func (conf *Config) ApplyDefaults() {
 	// mode specific defaults
 	if conf.OutputMode == Yaml || conf.OutputMode == CSV {
-		conf.NoNumbering = true
+		conf.Numbering = false
 	}
 }
 

cmd/root.go

@@ -125,7 +125,7 @@ func Execute() {
 	// options
 	rootCmd.PersistentFlags().BoolVarP(&conf.Debug, "debug", "d", false,
 		"Enable debugging")
-	rootCmd.PersistentFlags().BoolVarP(&conf.NoNumbering, "no-numbering", "n", false,
+	rootCmd.PersistentFlags().BoolVarP(&conf.Numbering, "numbering", "n", false,
 		"Disable header numbering")
 	rootCmd.PersistentFlags().BoolVarP(&conf.NoHeaders, "no-headers", "H", false,
 		"Disable header display")

cmd/tablizer.go

@@ -11,7 +11,7 @@ SYNOPSIS
         Operational Flags:
           -c, --columns string              Only show the speficied columns (separated by ,)
           -v, --invert-match                select non-matching rows
-          -n, --no-numbering                Disable header numbering
+          -n, --numbering                   Enable header numbering
           -N, --no-color                    Disable pattern highlighting
           -H, --no-headers                  Disable headers display
           -s, --separator string            Custom field separator
@@ -303,7 +303,7 @@ DESCRIPTION
     influence program behavior. Commandline flags have always precedence
     over environment variables.
 
-    <T_NO_HEADER_NUMBERING> - disable numbering of header fields, like -n.
+    <T_HEADER_NUMBERING> - enable numbering of header fields, like -n.
     <T_COLUMNS> - comma separated list of columns to output, like -c
     <NO_COLORS> - disable colorization of matches, like -N
 
@@ -428,7 +428,7 @@ Usage:
 Operational Flags:
   -c, --columns string              Only show the speficied columns (separated by ,)
   -v, --invert-match                select non-matching rows
-  -n, --no-numbering                Disable header numbering
+  -n, --numbering                   Enable header numbering
   -N, --no-color                    Disable pattern highlighting
   -H, --no-headers                  Disable headers display
   -s, --separator string            Custom field separator

lib/helpers.go

@@ -208,13 +208,13 @@ func numberizeAndReduceHeaders(conf cfg.Config, data *Tabdata) {
 			}
 		}
 
-		if conf.NoNumbering {
+		if conf.Numbering {
-			numberedHeaders = append(numberedHeaders, head)
-			headlen = len(head)
-		} else {
 			numhead := fmt.Sprintf("%s(%d)", head, idx+1)
 			headlen = len(numhead)
 			numberedHeaders = append(numberedHeaders, numhead)
+		} else {
+			numberedHeaders = append(numberedHeaders, head)
+			headlen = len(head)
 		}
 
 		if headlen > maxwidth {

lib/helpers_test.go

@@ -216,21 +216,21 @@ func TestNumberizeHeaders(t *testing.T) {
 	}
 
 	var tests = []struct {
-		expect  []string
+		expect    []string
-		columns []int
+		columns   []int
-		nonum   bool
+		numberize bool
 	}{
-		{[]string{"ONE(1)", "TWO(2)", "THREE(3)"}, []int{1, 2, 3}, false},
+		{[]string{"ONE(1)", "TWO(2)", "THREE(3)"}, []int{1, 2, 3}, true},
-		{[]string{"ONE(1)", "TWO(2)"}, []int{1, 2}, false},
+		{[]string{"ONE(1)", "TWO(2)"}, []int{1, 2}, true},
-		{[]string{"ONE", "TWO"}, []int{1, 2}, true},
+		{[]string{"ONE", "TWO"}, []int{1, 2}, false},
 	}
 
 	for _, testdata := range tests {
 		testname := fmt.Sprintf("numberize-headers-columns-%+v-nonum-%t",
-			testdata.columns, testdata.nonum)
+			testdata.columns, testdata.numberize)
 
 		t.Run(testname, func(t *testing.T) {
-			conf := cfg.Config{Columns: "x", UseColumns: testdata.columns, NoNumbering: testdata.nonum}
+			conf := cfg.Config{Columns: "x", UseColumns: testdata.columns, Numbering: testdata.numberize}
 			usedata := data
 			numberizeAndReduceHeaders(conf, &usedata)
 			if !reflect.DeepEqual(usedata.headers, testdata.expect) {

lib/printer_test.go

@@ -65,7 +65,7 @@ var tests = []struct {
 	sortby    string // empty == default
 	column    int    // sort by this column (numbers start by 1)
 	desc      bool   // sort in descending order, default == ascending
-	nonum     bool   // hide numbering
+	numberize bool   // add header numbering
 	mode      int    // shell, orgtbl, etc. empty == default: ascii
 	usecol    []int  // columns to display, empty == display all
 	usecolstr string // for testname, must match usecol
@@ -73,8 +73,9 @@ var tests = []struct {
 }{
 	// --------------------- Default settings mode tests ``
 	{
-		mode: cfg.ASCII,
+		mode:      cfg.ASCII,
-		name: "default",
+		numberize: true,
+		name:      "default",
 		expect: `
 NAME(1)	DURATION(2)	COUNT(3)	WHEN(4)                    
 beta   	1d10h5m1s  	33      	3/1/2014                  	
@@ -82,8 +83,9 @@ alpha  	4h35m      	170     	2013-Feb-03
 ceta   	33d12h     	9       	06/Jan/2008 15:04:05 -0700`,
 	},
 	{
-		mode: cfg.CSV,
+		mode:      cfg.CSV,
-		name: "csv",
+		numberize: false,
+		name:      "csv",
 		expect: `
 NAME,DURATION,COUNT,WHEN
 beta,1d10h5m1s,33,3/1/2014
@@ -91,8 +93,9 @@ alpha,4h35m,170,2013-Feb-03
 ceta,33d12h,9,06/Jan/2008 15:04:05 -0700`,
 	},
 	{
-		name: "default",
+		name:      "orgtbl",
-		mode: cfg.Orgtbl,
+		numberize: true,
+		mode:      cfg.Orgtbl,
 		expect: `
 +---------+-------------+----------+----------------------------+
 | NAME(1) | DURATION(2) | COUNT(3) |          WHEN(4)           |
@@ -103,8 +106,9 @@ ceta,33d12h,9,06/Jan/2008 15:04:05 -0700`,
 +---------+-------------+----------+----------------------------+`,
 	},
 	{
-		name: "default",
+		name:      "markdown",
-		mode: cfg.Markdown,
+		mode:      cfg.Markdown,
+		numberize: true,
 		expect: `
 | NAME(1) | DURATION(2) | COUNT(3) |          WHEN(4)           |
 |---------|-------------|----------|----------------------------|
@@ -113,18 +117,18 @@ ceta,33d12h,9,06/Jan/2008 15:04:05 -0700`,
 | ceta    | 33d12h      |        9 | 06/Jan/2008 15:04:05 -0700 |`,
 	},
 	{
-		name:  "default",
+		name:      "shell",
-		mode:  cfg.Shell,
+		mode:      cfg.Shell,
-		nonum: true,
+		numberize: false,
 		expect: `
 NAME="beta" DURATION="1d10h5m1s" COUNT="33" WHEN="3/1/2014"
 NAME="alpha" DURATION="4h35m" COUNT="170" WHEN="2013-Feb-03"
 NAME="ceta" DURATION="33d12h" COUNT="9" WHEN="06/Jan/2008 15:04:05 -0700"`,
 	},
 	{
-		name:  "default",
+		name:      "yaml",
-		mode:  cfg.Yaml,
+		mode:      cfg.Yaml,
-		nonum: true,
+		numberize: false,
 		expect: `
 entries:
     - count: 33
@@ -141,8 +145,9 @@ entries:
       when: "06/Jan/2008 15:04:05 -0700"`,
 	},
 	{
-		name: "default",
+		name:      "extended",
-		mode: cfg.Extended,
+		mode:      cfg.Extended,
+		numberize: true,
 		expect: `
     NAME(1): beta
 DURATION(2): 1d10h5m1s
@@ -162,10 +167,11 @@ DURATION(2): 33d12h
 
 	//------------------------ SORT TESTS
 	{
-		name:   "sortbycolumn3",
+		name:      "sortbycolumn3",
-		column: 3,
+		column:    3,
-		sortby: "numeric",
+		sortby:    "numeric",
-		desc:   false,
+		numberize: true,
+		desc:      false,
 		expect: `
 NAME(1)	DURATION(2)	COUNT(3)	WHEN(4)                    
 ceta   	33d12h     	9       	06/Jan/2008 15:04:05 -0700	
@@ -173,10 +179,11 @@ beta   	1d10h5m1s  	33      	3/1/2014
 alpha  	4h35m      	170     	2013-Feb-03`,
 	},
 	{
-		name:   "sortbycolumn4",
+		name:      "sortbycolumn4",
-		column: 4,
+		column:    4,
-		sortby: "time",
+		sortby:    "time",
-		desc:   false,
+		desc:      false,
+		numberize: true,
 		expect: `
 NAME(1)	DURATION(2)	COUNT(3)	WHEN(4)                    
 ceta   	33d12h     	9       	06/Jan/2008 15:04:05 -0700	
@@ -184,10 +191,11 @@ alpha  	4h35m      	170     	2013-Feb-03
 beta   	1d10h5m1s  	33      	3/1/2014`,
 	},
 	{
-		name:   "sortbycolumn2",
+		name:      "sortbycolumn2",
-		column: 2,
+		column:    2,
-		sortby: "duration",
+		sortby:    "duration",
-		desc:   false,
+		numberize: true,
+		desc:      false,
 		expect: `
 NAME(1)	DURATION(2)	COUNT(3)	WHEN(4)                    
 alpha  	4h35m      	170     	2013-Feb-03               	
@@ -199,6 +207,7 @@ ceta   	33d12h     	9       	06/Jan/2008 15:04:05 -0700`,
 	{
 		name:      "usecolumns",
 		usecol:    []int{1, 4},
+		numberize: true,
 		usecolstr: "1,4",
 		expect: `
 NAME(1)	WHEN(4)                    
@@ -209,6 +218,7 @@ ceta   	06/Jan/2008 15:04:05 -0700`,
 	{
 		name:      "usecolumns",
 		usecol:    []int{2},
+		numberize: true,
 		usecolstr: "2",
 		expect: `
 DURATION(2) 
@@ -219,6 +229,7 @@ DURATION(2)
 	{
 		name:      "usecolumns",
 		usecol:    []int{3},
+		numberize: true,
 		usecolstr: "3",
 		expect: `
 COUNT(3) 
@@ -230,6 +241,7 @@ COUNT(3)
 		name:      "usecolumns",
 		column:    0,
 		usecol:    []int{1, 3},
+		numberize: true,
 		usecolstr: "1,3",
 		expect: `
 NAME(1)	COUNT(3) 
@@ -240,6 +252,7 @@ ceta   	9`,
 	{
 		name:      "usecolumns",
 		usecol:    []int{2, 4},
+		numberize: true,
 		usecolstr: "2,4",
 		expect: `
 DURATION(2)	WHEN(4)                    
@@ -251,8 +264,10 @@ DURATION(2)	WHEN(4)
 
 func TestPrinter(t *testing.T) {
 	for _, testdata := range tests {
-		testname := fmt.Sprintf("print-%s-%d-desc-%t-sortby-%s-mode-%d-usecolumns-%s",
+		testname := fmt.Sprintf("print-%s-%d-desc-%t-sortby-%s-mode-%d-usecolumns-%s-numberize-%t",
-			testdata.name, testdata.column, testdata.desc, testdata.sortby, testdata.mode, testdata.usecolstr)
+			testdata.name, testdata.column, testdata.desc, testdata.sortby,
+			testdata.mode, testdata.usecolstr, testdata.numberize)
+
 		t.Run(testname, func(t *testing.T) {
 			// replaces os.Stdout, but we ignore it
 			var writer bytes.Buffer
@@ -262,7 +277,7 @@ func TestPrinter(t *testing.T) {
 				SortDescending: testdata.desc,
 				SortMode:       testdata.sortby,
 				OutputMode:     testdata.mode,
-				NoNumbering:    testdata.nonum,
+				Numbering:      testdata.numberize,
 				UseColumns:     testdata.usecol,
 				NoColor:        true,
 			}

tablizer.1

@@ -133,8 +133,7 @@
 .\" ========================================================================
 .\"
 .IX Title "TABLIZER 1"
-.TH TABLIZER 1 "2025-02-23" "1" "User Commands"
+.TH TABLIZER 1 "2025-03-06" "1" "User Commands"
-
 .\" For nroff, turn off justification.  Always turn off hyphenation; it makes
 .\" way too many mistakes in technical documents.
 .if n .ad l
@@ -150,7 +149,7 @@ tablizer \- Manipulate tabular output of other programs
 \&    Operational Flags:
 \&      \-c, \-\-columns string              Only show the speficied columns (separated by ,)
 \&      \-v, \-\-invert\-match                select non\-matching rows
-\&      \-n, \-\-no\-numbering                Disable header numbering
+\&      \-n, \-\-numbering                   Enable header numbering
 \&      \-N, \-\-no\-color                    Disable pattern highlighting
 \&      \-H, \-\-no\-headers                  Disable headers display
 \&      \-s, \-\-separator string            Custom field separator
@@ -484,8 +483,8 @@ separated by one space.
 \&\fBtablizer\fR supports  certain environment variables which  use can use
 to  influence   program  behavior.   Commandline  flags   have  always
 precedence over environment variables.
-.IP "<T_NO_HEADER_NUMBERING> \- disable numbering of header fields, like \fB\-n\fR." 4
+.IP "<T_HEADER_NUMBERING> \- enable numbering of header fields, like \fB\-n\fR." 4
-.IX Item "<T_NO_HEADER_NUMBERING> - disable numbering of header fields, like -n."
+.IX Item "<T_HEADER_NUMBERING> - enable numbering of header fields, like -n."
 .PD 0
 .IP "<T_COLUMNS> \- comma separated list of columns to output, like \fB\-c\fR" 4
 .IX Item "<T_COLUMNS> - comma separated list of columns to output, like -c"

tablizer.pod

@@ -10,7 +10,7 @@ tablizer - Manipulate tabular output of other programs
     Operational Flags:
       -c, --columns string              Only show the speficied columns (separated by ,)
       -v, --invert-match                select non-matching rows
-      -n, --no-numbering                Disable header numbering
+      -n, --numbering                   Enable header numbering
       -N, --no-color                    Disable pattern highlighting
       -H, --no-headers                  Disable headers display
       -s, --separator string            Custom field separator
@@ -329,7 +329,7 @@ precedence over environment variables.
 
 =over
 
-=item <T_NO_HEADER_NUMBERING> - disable numbering of header fields, like B<-n>.
+=item <T_HEADER_NUMBERING> - enable numbering of header fields, like B<-n>.
 
 =item <T_COLUMNS> - comma separated list of columns to output, like B<-c>