From 0a5e1eece1282e39a974ab7562d8d1dcbc160169 Mon Sep 17 00:00:00 2001
From: Greg Gauthier <gmgauthier@protonmail.com>
Date: Thu, 13 Mar 2025 22:04:25 +0000
Subject: [PATCH] add cmdline parsing example; add json parsing example

---
 projects/oorexx/params.rex   | 24 ++++++++++++++++++++++++
 projects/python/params.py    | 33 +++++++++++++++++++++++++++++++++
 samples/oorexx/serialize.rex | 29 +++++++++++++++++++++++++++++
 3 files changed, 86 insertions(+)
 create mode 100755 projects/oorexx/params.rex
 create mode 100755 projects/python/params.py
 create mode 100755 samples/oorexx/serialize.rex

diff --git a/projects/oorexx/params.rex b/projects/oorexx/params.rex
new file mode 100755
index 0000000..5ff039a
--- /dev/null
+++ b/projects/oorexx/params.rex
@@ -0,0 +1,24 @@
+#!/usr/bin/env rexx
+
+/* Rexx */
+Address system
+parse arg parms
+
+call parse_argv
+
+say "Instruction: " || instr
+say "Parameter  : " || parm
+
+exit
+
+parse_argv: procedure expose parms instr parm
+  parse var parms instr "(" parm ")"
+  if instr="" & parm="" then call HELP
+  return
+
+HELP:
+  "clear"
+  say "********************************************************"
+  say "*      YOUR STRINGS WERE EMPTY. HOW DARE YOU.          *"
+  say "********************************************************"
+  exit 1
\ No newline at end of file
diff --git a/projects/python/params.py b/projects/python/params.py
new file mode 100755
index 0000000..590d23f
--- /dev/null
+++ b/projects/python/params.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+import sys
+import os 
+
+
+def parse_argv() -> tuple:
+    if len(sys.argv) == 1: 
+        help()
+    
+    sys.argv.pop(0) # remove the script name
+    instruction = sys.argv.pop(0) # capture the first arg
+    params = ' '.join(sys.argv).strip("(").strip(")")  # render the remaining as a string
+    
+    return instruction, params
+
+
+def help() -> None:
+    os.system('clear')
+    print("********************************************************")
+    print("*      YOUR STRINGS WERE EMPTY. HOW DARE YOU.          *")
+    print("********************************************************")
+    exit(1)
+
+
+def main():
+    instruction, params = parse_argv()
+    print(f"Instruction: {instruction}")
+    print(f"Parameter  : {params}")
+exit
+
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file
diff --git a/samples/oorexx/serialize.rex b/samples/oorexx/serialize.rex
new file mode 100755
index 0000000..e9ffaaf
--- /dev/null
+++ b/samples/oorexx/serialize.rex
@@ -0,0 +1,29 @@
+#!/usr/bin/env rexx
+/* serialize.rex */
+test = .array~new()
+
+test~append(.directory~new())
+test[test~last]['name'] = 'Adam'
+test[test~last]['location'] = 'NC'
+test[test~last]['terminated'] = .true
+test[test~last]['number'] = 2
+test[test~last]['description'] = 'The quick brown fox jumped over the lazy dog.'.endofline||'The quick brown fox jumped over the lazy dog.'
+
+test~append(.directory~new())
+test[test~last]['name'] = 'Bob'
+test[test~last]['location'] = 'SC'
+test[test~last]['terminated'] = .false
+test[test~last]['number'] = 10
+test[test~last]['description'] = .nil
+
+test~append(.directory~new())
+test[test~last]['name'] = 'Carl'
+test[test~last]['location'] = 'VA'
+test[test~last]['terminated'] = .false
+test[test~last]['number'] = 15
+test[test~last]['description'] = .nil
+
+say .json~new()~toJSON(test)
+Exit
+
+::requires 'json.cls'
\ No newline at end of file