add is-true, is-false

Makefile

@@ -4,8 +4,9 @@ build:
 	./build.sh
 
 test-man:
-	pandoc src/md/suffix.1.md -s -t man | man -l -
-	pandoc src/md/prefix.1.md -s -t man | man -l -
+#	pandoc src/md/suffix.1.md -s -t man | man -l -
+#	pandoc src/md/prefix.1.md -s -t man | man -l -
+	pandoc src/md/is-true.1.md -s -t man | man -l -
 
 test-install:
 	sudo apt install -f ./siakhooi-textutils_1.2.0_amd64.deb
@@ -18,10 +19,21 @@ delete-tags:
 terminalizer:
 	terminalizer render docs/terminalizer-textutils
 
-docker-ubuntu-bash:
-	docker run --rm -it -w /working -v $$(pwd):/working ubuntu bash
+run-in-container:
 #	. in-container-init.sh
 
-docker-debian-bash:
-	docker run --rm -it -w /working -v $$(pwd):/working debian bash
-#	. in-container-init.sh
+test-in-container:
+	cat /etc/lsb-release | prefix ' >>>>> '
+	cat /etc/lsb-release | suffix ' >>>>> '
+	cat /etc/lsb-release | indent ' >>>>> '
+	is-true yes
+	is-true Y
+	is-true on
+	is-true no
+	is-true no1
+	is-false no
+	is-false N
+	is-false off
+	is-false yes
+	is-false yes1
+

README.md

@@ -1,13 +1,16 @@
 # bash-textutils
 
-Package `siakhooi-textutils` to indent line of texts with a prefix.
+Package `siakhooi-textutils` to transform or evaluate text.
 
 ## Commands
 
 ```bash
 cat filename1 | indent 'prefix'
 cat filename1 | prefix 'prefix'
 cat filename1 | suffix 'suffix'
+
+is-true value
+is-false value
 ```
 
 👉Visit [Screenshots](screenshots/Screenshots.md) of each commands.

build.sh

@@ -18,9 +18,11 @@ cp -vr $SOURCE/bin $TARGET/usr
 
 # Man Pages
 mkdir -p $TARGET/usr/share/man/man1/
-pandoc $SOURCE/md/prefix.1.md -s -t man | gzip -9 >$TARGET/usr/share/man/man1/prefix.1.gz
-pandoc $SOURCE/md/suffix.1.md -s -t man | gzip -9 >$TARGET/usr/share/man/man1/suffix.1.gz
-pandoc $SOURCE/md/siakhooi-textutils.1.md -s -t man | gzip -9 >$TARGET/usr/share/man/man1/siakhooi-textutils.1.gz
+mkdir -p $TARGET/usr/share/man/man1/
+fileList=$(cd $SOURCE/md && find *.1.md | sed 's/.md//')
+for file in $fileList; do
+  pandoc $SOURCE/md/$file.md -s -t man | gzip -9 >$TARGET/usr/share/man/man1/$file.gz
+done
 
 ## Create links
 (

in-container-init.sh

@@ -6,4 +6,4 @@ yes | unminimize
 
 apt install -y man-db
 
-apt install -y ./siakhooi-textutils_1.2.0_amd64.deb
+apt install -y ./siakhooi-textutils_1.3.0_amd64.deb

src/DEBIAN/control

@@ -1,7 +1,7 @@
 Package: siakhooi-textutils
-Version: 1.2.0
+Version: 1.3.0
 Maintainer: Siak Hooi <siakhooi@gmail.com>
-Depends: coreutils, bash
+Depends: coreutils, bash, findutils
 Architecture: amd64
 Homepage: <https://github.com/siakhooi/bash-textutils>
 Description: commands to transform line of texts.

src/bin/is-false

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+[[ $# -ne 1 ]] && exit 1
+
+T=$(echo "$*" | xargs | tr '[:lower:]' '[:upper:]')
+
+[[ $T == 'N' ]] && exit 0
+[[ $T == 'NO' ]] && exit 0
+[[ $T == 'F' ]] && exit 0
+[[ $T == 'FALSE' ]] && exit 0
+[[ $T == 'OFF' ]] && exit 0
+[[ $T == '0' ]] && exit 0
+
+exit 1

src/bin/is-true

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+[[ $# -ne 1 ]] && exit 1
+
+T=$(echo "$*" | xargs | tr '[:lower:]' '[:upper:]')
+
+[[ $T == 'Y' ]] && exit 0
+[[ $T == 'YES' ]] && exit 0
+[[ $T == 'T' ]] && exit 0
+[[ $T == 'TRUE' ]] && exit 0
+[[ $T == 'ON' ]] && exit 0
+[[ $T == '1' ]] && exit 0
+
+exit 1

src/md/is-false.1.md

@@ -0,0 +1,36 @@
+% IS-FALSE(1) Siak Hooi TextUtils 1.1.0 |Text Utils
+% Siak Hooi
+% March 2023
+
+# NAME
+is-false - check if a value is false/no/off/N/F/0
+
+# SYNOPSIS
+**is-false** value
+
+# DESCRIPTION
+Check if a value is false/no/off/N/F/0, case insensitively, return 0, otherwise return 1.
+
+# EXAMPLES
+$ is-false off && echo yes
+: yes
+
+$ is-false on || echo no
+: no
+
+# EXIT CODE
+
+**0**
+: if value is one of the following (case insensitive): false, no, off, N, F, 0
+
+**1**
+: if there are 0 argument, or more than 1 argument, or the value is not one of the above.
+
+# LICENSE
+MIT
+
+# BUGS
+Report bugs at https://github.com/siakhooi/bash-textutils/issues.
+
+# SEE ALSO
+siakhooi-textutils(1), is-true(1)

src/md/is-true.1.md

@@ -0,0 +1,36 @@
+% IS-TRUE(1) Siak Hooi TextUtils 1.1.0 |Text Utils
+% Siak Hooi
+% March 2023
+
+# NAME
+is-true - check if a value is true/yes/on/Y/T/1
+
+# SYNOPSIS
+**is-true** value
+
+# DESCRIPTION
+Check if a value is true/yes/on/Y/T/1, case insensitively, return 0, otherwise return 1.
+
+# EXAMPLES
+$ is-true on && echo yes
+: yes
+
+$ is-true off || echo no
+: no
+
+# EXIT CODE
+
+**0**
+: if value is one of the following (case insensitive): true, yes, on, Y, T, 1
+
+**1**
+: if there are 0 argument, or more than 1 argument, or the value is not one of the above.
+
+# LICENSE
+MIT
+
+# BUGS
+Report bugs at https://github.com/siakhooi/bash-textutils/issues.
+
+# SEE ALSO
+siakhooi-textutils(1), is-false(1)

src/md/siakhooi-textutils.1.md

@@ -5,16 +5,19 @@
 # NAME
 **prefix** - add a prefix to all lines of text.\
 **indent** - add a prefix to all lines of text.\
-**suffix** - add a suffix to all lines of text.
-
+**suffix** - add a suffix to all lines of text.\
+**is-true** - check if a value is true/yes/on/Y/T/1.\
+**is-false** - check if a value is false/no/off/N/F/0.\
 
 # SYNOPSIS
 **prefix** prefix\
 **indent** prefix\
-**suffix** suffix
+**suffix** suffix\
+**is-true** value\
+**is-false** value
 
 # DESCRIPTION
-Collection of programs to tranform line of texts.
+Collection of programs related to text transformations and evaluations.
 
 # LICENSE
 MIT
@@ -23,4 +26,4 @@ MIT
 Report bugs at https://github.com/siakhooi/bash-textutils/issues.
 
 # SEE ALSO
-prefix(1), suffix(1)
+prefix(1), suffix(1), is-true(1), is-false(1)