Make _required_arguments required

examples

@@ -68,4 +68,11 @@ kubectlw() {
   kubectlw version
 }
 
-source <(cat /tmp/⚡ 2> /dev/null || curl https://apps.ofvlad.xyz/⚡ | tee /tmp/⚡)
+⚡run-on() {
+  _required_argument user
+  _required_argument host
+  _argument command
+  ssh "${_arg_user}@${_arg_host}" "$_arg_command"
+}
+
+source <(cat /tmp/  2> /dev/null || curl https://apps.ofvlad.xyz/  | tee /tmp/ )

readme.md

@@ -94,6 +94,30 @@ source ⚡
 ```
 
 # More sugar
+## Arguments
+```bash
+$ echo '
+#!/usr/bin/env bash
+
+⚡run-on() {
+  _required_argument user
+  _required_argument host
+  _argument command
+  ssh "${_arg_user}@${_arg_host}" "$_arg_command"
+}
+
+source ⚡
+' > go && chmod +x go
+$ ./go run-on host=localhost user=$(whoami) command='figlet hello!'
+(v@localhost) Password:
+ _          _ _       _
+| |__   ___| | | ___ | |
+| '_ \ / _ \ | |/ _ \| |
+| | | |  __/ | | (_) |_|
+|_| |_|\___|_|_|\___/(_)
+
+```
+
 ## Colors
 ```diff
 $ echo '

test/test-arguments

@@ -0,0 +1,60 @@
+#!/usr/bin/env bash
+
+testArgumentsBecomeVars() {
+  echo '
+  #!/usr/bin/env bash
+
+  ⚡banana() {
+    _argument hello
+    if [[ -n "$_arg_hello" ]]; then 
+      echo "I AM A BANANA"
+    fi
+  }
+  ' > go
+
+  echo "source $REPO_ROOT/⚡" >> go
+  chmod +x go
+
+  try ./go banana hello=please
+  assertEquals "I AM A BANANA" "$STDOUT"
+}
+
+testArgumentsNotDeclaredDoNot() {
+  echo '
+  #!/usr/bin/env bash
+
+  ⚡banana() {
+    _argument hello
+    if [[ -n "$_arg_goodbye" ]]; then 
+      echo "I AM A BANANA"
+    fi
+  }
+  ' > go
+
+  echo "source $REPO_ROOT/⚡" >> go
+  chmod +x go
+
+  try ./go banana goodbye=foo
+  assertEquals "" "$STDOUT"
+}
+
+testRequiredArgumentsAreRequired() {
+  echo '
+  #!/usr/bin/env bash
+
+  ⚡banana() {
+    _required_argument hello
+    echo "$_arg_hello"
+  }
+  ' > go
+
+  echo "source $REPO_ROOT/⚡" >> go
+  chmod +x go
+
+  try ./go banana
+  assertContains "$STDERR" "'hello' is a required argument"
+  assertEquals 1 "$EXIT_CODE"
+}
+
+
+source $(dirname $0)/runner

⚡

@@ -9,6 +9,7 @@ main() {
   if [[ $(type -t "⚡${1:-}") == "function" ]]; then
     command="$1"
     shift
+    _task_args=( "$@" )
     ⚡$command "$@"
   else
     ⚡help
@@ -53,6 +54,24 @@ _help-line() {
   fi
 }
 
+_argument() {
+  for arg in "${_task_args[@]}"; do
+    key="$(<<< "$arg" cut -d= -f1)"
+    value="$(<<< "$arg" cut -d= -f2-)"
+    if [[ "$key" == "$1" ]]; then
+      declare -g "_arg_$key"="$value"
+    fi
+  done
+}
+
+_required_argument() {
+  _argument "$@"
+  if [[ ! -v "_arg_$1" ]]; then
+    _bad-message "'hello' is a required argument" >&2
+    exit 1
+  fi
+}
+
 _good-message() {
   echo -e "\e[32m$@\e[0m"
 }