Allow passing arguments to functions

examples

@@ -7,7 +7,7 @@
 
 ⚡️build() {
   _help-line "Build an incredible script" "$@"
-  echo "echo hi" > .generated/potato
+  echo 'echo hi; echo "$@"' > .generated/potato
   chmod +x .generated/potato
 }
 

readme.md

@@ -42,7 +42,7 @@ Look! It's like a task runner!
 cd $(dirname $0)
 
 ⚡build() {
-  echo "echo hi" > .generated/potato
+  echo 'echo hi; echo "$@"' > .generated/potato
   chmod +x .generated/potato
 }
 

test/test-run

@@ -30,6 +30,20 @@ testReferingToALightningFunctionWorks() {
   assertContains "$STDOUT" "Good Bye."
 }
 
+testArgumentsArePassedToLightningFunctions() {
+  echo '
+  #!/usr/bin/env bash
+
+  ⚡hello() { echo "Hello, $@!" ; }
+  ' > go
+
+  echo "source $REPO_ROOT/⚡" >> go
+  chmod +x go
+
+  try ./go hello banana
+  assertContains "$STDOUT" "Hello, banana!"
+}
+
 testDefiningALightningFunctionWorksWithSelector16() {
   echo '
   #!/usr/bin/env bash

⚡

@@ -2,8 +2,10 @@
 
 main() {
   redefine-functions-defined-with-selector-16
-  if [[ $(type -t "⚡$1") == "function" ]]; then
-    ⚡$1
+  command="$1"
+  shift
+  if [[ $(type -t "⚡$command") == "function" ]]; then
+    ⚡$command "$@"
   else
     ⚡help
   fi