From bbafc914a0c52a61f2a43b15ada9d2eefcb39873 Mon Sep 17 00:00:00 2001
From: Thakee Nathees <thakeenathees@gmail.com>
Date: Sat, 28 May 2022 15:01:17 +0530
Subject: [PATCH] adding string source to module added

---
 scripts/static_check.py                       |   6 +-
 src/core/compiler.c                           |   5 +-
 src/core/public.c                             |   7 +
 src/core/value.c                              |   7 +-
 src/include/pocketlang.h                      |   5 +
 src/libs/ext_term.c                           |   3 +
 .../tui/_init.pk => src/libs/ext_term.pk      |  67 ++-
 src/libs/gen/ext_term.pk.h                    | 548 ++++++++++++++++++
 tests/examples/snake.pk                       |  32 +-
 9 files changed, 631 insertions(+), 49 deletions(-)
 rename tests/examples/tui/_init.pk => src/libs/ext_term.pk (86%)
 create mode 100644 src/libs/gen/ext_term.pk.h

diff --git a/scripts/static_check.py b/scripts/static_check.py
index 4e0e8ed..6742439 100644
--- a/scripts/static_check.py
+++ b/scripts/static_check.py
@@ -33,8 +33,12 @@ ALLOW_LONG_LINES = ('http://', 'https://', '<script ', '<link ', '<svg ')
 ## files and generated source files.
 IGNORE_FILES = (
   "cli/modules/pknative.gen.c", ## FIXME: set gen path.
-  "cli/argparse.h",             ## FIXME: collect all thirdparty files.
+  "cli/argparse.h",             ## FIXME: collect all thirdparty files.  
+  ## Contain longer lines. I shoule add something like static-check-off,
+  ## static-check-on like clang or just use clang.
   "src/libs/ext_term.c",
+  ## Contain extendedted ascii characters that raise UnicodeDecodeError.
+  "src/libs/ext_term.pk",
 )
 
 ## A list of directory, contains C source files to perform static checks.
diff --git a/src/core/compiler.c b/src/core/compiler.c
index 1933e28..af0c21d 100644
--- a/src/core/compiler.c
+++ b/src/core/compiler.c
@@ -576,7 +576,8 @@ static void compilerInit(Compiler* compiler, PKVM* vm, const char* source,
   const char* source_path = "@??";
   if (module->path != NULL) {
     source_path = module->path->data;
-  } else if (options->repl_mode) {
+
+  } else if (options && options->repl_mode) {
     source_path = "@REPL";
   }
 
@@ -2766,7 +2767,7 @@ static void compileFunction(Compiler* compiler, FuncType fn_type) {
 
   } else {
     name = LITERAL_FN_NAME;
-    name_length = (int)strlen(name);
+    name_length = (int) strlen(name);
   }
 
   if (compiler->parser.has_syntax_error) return;
diff --git a/src/core/public.c b/src/core/public.c
index d479b37..51dbb9e 100644
--- a/src/core/public.c
+++ b/src/core/public.c
@@ -290,6 +290,13 @@ void pkClassAddMethod(PKVM* vm, PkHandle* cls,
   vmPopTempRef(vm); // method.
 }
 
+void pkModuleAddSource(PKVM* vm, PkHandle* module, const char* source) {
+  CHECK_HANDLE_TYPE(module, OBJ_MODULE);
+  CHECK_ARG_NULL(source);
+  // TODO: compiler options, maybe set to the vm and reuse it here.
+  compile(vm, (Module*) AS_OBJ(module->value), source, NULL);
+}
+
 void pkReleaseHandle(PKVM* vm, PkHandle* handle) {
   ASSERT(handle != NULL, "Given handle was NULL.");
 
diff --git a/src/core/value.c b/src/core/value.c
index 8a18dbc..0b5041d 100644
--- a/src/core/value.c
+++ b/src/core/value.c
@@ -1513,8 +1513,11 @@ static void _toStringInternal(PKVM* vm, const Var v, pkByteBuffer* buff,
               case '\t': pkByteBufferAddString(buff, vm, "\\t", 2); break;
 
               default: {
-                if (isprint(c)) pkByteBufferWrite(buff, vm, c);
-                else {
+                // if c isn't in range 0x00 to 0xff, isprintc()
+                // fail an assertion.
+                if ((0x00 <= c && c <= 0xff) && isprint(c)) {
+                  pkByteBufferWrite(buff, vm, c);
+                } else {
                   pkByteBufferAddString(buff, vm, "\\x", 2);
                   uint8_t byte = (uint8_t) c;
                   pkByteBufferWrite(buff, vm, utilHexDigit(((byte >> 4) & 0xf),
diff --git a/src/include/pocketlang.h b/src/include/pocketlang.h
index 700bda5..7571e36 100644
--- a/src/include/pocketlang.h
+++ b/src/include/pocketlang.h
@@ -259,6 +259,11 @@ PK_PUBLIC void pkClassAddMethod(PKVM* vm, PkHandle* cls,
                                 const char* name,
                                 pkNativeFn fptr, int arity);
 
+// It'll compile the pocket [source] for the module which result all the
+// functions and classes in that [source] to register on the module.
+PK_PUBLIC void pkModuleAddSource(PKVM* vm, PkHandle* module,
+                                 const char* source);
+
 // Run the source string. The [source] is expected to be valid till this
 // function returns.
 PK_PUBLIC PkResult pkRunString(PKVM* vm, const char* source);
diff --git a/src/libs/ext_term.c b/src/libs/ext_term.c
index 7971b6f..10df26b 100644
--- a/src/libs/ext_term.c
+++ b/src/libs/ext_term.c
@@ -6,6 +6,7 @@
 
 #ifndef PK_AMALGAMATED
 #include "libs.h"
+#include "gen/ext_term.pk.h"  //<< AMALG_INLINE >>
 #endif
 
 #define TERM_IMPLEMENT
@@ -249,6 +250,8 @@ void registerModuleTerm(PKVM* vm) {
   _cls_term_event = pkNewClass(vm, "Event", NULL, term, _termEventNew, _termEventDelete);
   pkClassAddMethod(vm, _cls_term_event, "@getter", _termEventGetter, 1);
 
+  pkModuleAddSource(vm, term, ext_term_pk);
+
   pkRegisterModule(vm, term);
   pkReleaseHandle(vm, term);
 }
diff --git a/tests/examples/tui/_init.pk b/src/libs/ext_term.pk
similarity index 86%
rename from tests/examples/tui/_init.pk
rename to src/libs/ext_term.pk
index 5acc2e7..7d72133 100644
--- a/tests/examples/tui/_init.pk
+++ b/src/libs/ext_term.pk
@@ -1,12 +1,8 @@
 
-import term, io
+import io
 from time import clock, sleep
 from types import ByteBuffer
 
-def write(msg)
-  io.write(io.stdout, msg)
-end
-
 ## The configuration that should be used to create tui context
 ## and run.
 class Config
@@ -33,6 +29,7 @@ class _Context
   
   ## Called to reset all the internal for reusing the context.
   def clear()
+    self.config = null
     self.buff.clear()
     self.done = false ## If true the main loop ends.
   end
@@ -47,7 +44,7 @@ _ctx = _Context()
 
 ## Flush all the buffered bytes in the context's buffer.
 def flush()
-  write(_ctx.buff.string())
+  io.write(io.stdout, _ctx.buff.string())
   io.flush()
   _ctx.buff.clear()
 end
@@ -58,27 +55,23 @@ def stop()
 end
 
 def set_title(title)
-  write("\x1b]0;$title\x07")
+  io.write(io.stdout, "\x1b]0;$title\x07")
 end
 
 def hide_cursor()
-  write("\x1b[?25l")
+  io.write(io.stdout, "\x1b[?25l")
 end
 
 def show_cursor()
-  write("\x1b[?25h")
+  io.write(io.stdout, "\x1b[?25h")
 end
 
 ## It'll write escape sequence to move the cursor but not actually move.
 ## for this to make effect, one should flush the buffer.
-def set_position(x, y)
+def setposition(x, y)
   _ctx.buff.write("\x1b[${y + 1};${x + 1}H")
 end
 
-def get_size()
-  return term.getsize()
-end
-
 ## 
 ## Hex    ASCII  DEC-Line-Drawing
 ## ------------------------------
@@ -94,18 +87,16 @@ end
 ##  0x77    w        ┬
 ##  0x78    x        │
 ##
-def box_char(c)
-  _ctx.buff.write("\x1b(0$c\x1b(B")
+def start_boxchar()
+  _ctx.buff.write("\x1b(0")
 end
 
-## FIXME: Implement str * int multiplicatin to support
-##
-##     "\x1b(0${ c * n }\x1b(B"
-##
-## and define box_char_len() or refactor the above to take argument n.
+def end_boxchar()
+  _ctx.buff.write("\x1b(B")
+end
 
 ## Write a string to the context buffer.
-def string(s)
+def write(s)
   _ctx.buff.write(str(s))
 end
 
@@ -188,6 +179,14 @@ def end_underline()
   _ctx.buff.write("\x1b[24m")
 end
 
+def start_inverse()
+  _ctx.buff.write("\x1b[7m")
+end
+
+def end_inverse()
+  _ctx.buff.write("\x1b[27m")
+end
+
 def start_hidden()
   _ctx.buff.write("\x1b[8m")
 end
@@ -281,21 +280,33 @@ end
 ## TUI MAIN LOOP
 ## -------------------------------------------------------------------------
 
+## Internal event dispatcher
+def _dispatch(event)
+  ## Windows show cursor every time the window resize.
+  if event.type == EVENT_RESIZE
+    if _ctx.config.hide_cursor
+      hide_cursor()
+    end
+  end
+end
+
 def run(config)
-  term.init(config.capture_events)
+  _ctx.config = config
+  init(config.capture_events)
   
-  if config.new_buffer then term.new_screen_buffer() end
+  if config.new_buffer then new_screen_buffer() end
   if config.hide_cursor then hide_cursor() end
   if config.init_fn then config.init_fn() end
   
-  event = term.Event()
+  event = Event()
   
   ## The main loop.
   while not _ctx.done
     start = clock()
     
     ## Dispatch events.
-    while term.read_event(event)
+    while read_event(event)
+      _dispatch(event)
       if config.event_fn then config.event_fn(event) end
       if _ctx.done then break end
     end
@@ -314,8 +325,8 @@ def run(config)
   ## Cleanup.
   if config.cleanup_fn then config.cleanup_fn() end
   if config.hide_cursor then show_cursor() end
-  if config.new_buffer then term.restore_screen_buffer() end
-  term.cleanup()
+  if config.new_buffer then restore_screen_buffer() end
+  cleanup()
   _ctx.clear()
   
 end
diff --git a/src/libs/gen/ext_term.pk.h b/src/libs/gen/ext_term.pk.h
new file mode 100644
index 0000000..2a8da61
--- /dev/null
+++ b/src/libs/gen/ext_term.pk.h
@@ -0,0 +1,548 @@
+unsigned char ext_term_pk[] = {
+  0x0d, 0x0a, 0x69, 0x6d, 0x70, 0x6f, 0x72, 0x74, 0x20, 0x69, 0x6f, 0x0d,
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+  0x20, 0x20, 0x20, 0x20, 0x66, 0x74, 0x20, 0x3d, 0x20, 0x31, 0x20, 0x2f,
+  0x20, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x2e, 0x66, 0x70, 0x73, 0x20,
+  0x20, 0x23, 0x23, 0x20, 0x46, 0x72, 0x61, 0x6d, 0x65, 0x20, 0x74, 0x69,
+  0x6d, 0x65, 0x2e, 0x0d, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x0d, 0x0a, 0x20,
+  0x20, 0x20, 0x20, 0x23, 0x23, 0x20, 0x54, 0x4f, 0x44, 0x4f, 0x3a, 0x20,
+  0x73, 0x65, 0x74, 0x20, 0x74, 0x69, 0x74, 0x6c, 0x65, 0x20, 0x74, 0x6f,
+  0x20, 0x70, 0x72, 0x69, 0x6e, 0x74, 0x20, 0x66, 0x70, 0x73, 0x20, 0x69,
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+  0x6e, 0x66, 0x69, 0x67, 0x2e, 0x0d, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69,
+  0x66, 0x20, 0x66, 0x74, 0x20, 0x3e, 0x20, 0x65, 0x74, 0x20, 0x74, 0x68,
+  0x65, 0x6e, 0x20, 0x73, 0x6c, 0x65, 0x65, 0x70, 0x28, 0x28, 0x66, 0x74,
+  0x20, 0x2d, 0x20, 0x65, 0x74, 0x29, 0x20, 0x2a, 0x20, 0x31, 0x30, 0x30,
+  0x30, 0x29, 0x20, 0x65, 0x6e, 0x64, 0x0d, 0x0a, 0x20, 0x20, 0x65, 0x6e,
+  0x64, 0x0d, 0x0a, 0x20, 0x20, 0x0d, 0x0a, 0x20, 0x20, 0x23, 0x23, 0x20,
+  0x43, 0x6c, 0x65, 0x61, 0x6e, 0x75, 0x70, 0x2e, 0x0d, 0x0a, 0x20, 0x20,
+  0x69, 0x66, 0x20, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x2e, 0x63, 0x6c,
+  0x65, 0x61, 0x6e, 0x75, 0x70, 0x5f, 0x66, 0x6e, 0x20, 0x74, 0x68, 0x65,
+  0x6e, 0x20, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x2e, 0x63, 0x6c, 0x65,
+  0x61, 0x6e, 0x75, 0x70, 0x5f, 0x66, 0x6e, 0x28, 0x29, 0x20, 0x65, 0x6e,
+  0x64, 0x0d, 0x0a, 0x20, 0x20, 0x69, 0x66, 0x20, 0x63, 0x6f, 0x6e, 0x66,
+  0x69, 0x67, 0x2e, 0x68, 0x69, 0x64, 0x65, 0x5f, 0x63, 0x75, 0x72, 0x73,
+  0x6f, 0x72, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x20, 0x73, 0x68, 0x6f, 0x77,
+  0x5f, 0x63, 0x75, 0x72, 0x73, 0x6f, 0x72, 0x28, 0x29, 0x20, 0x65, 0x6e,
+  0x64, 0x0d, 0x0a, 0x20, 0x20, 0x69, 0x66, 0x20, 0x63, 0x6f, 0x6e, 0x66,
+  0x69, 0x67, 0x2e, 0x6e, 0x65, 0x77, 0x5f, 0x62, 0x75, 0x66, 0x66, 0x65,
+  0x72, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x20, 0x72, 0x65, 0x73, 0x74, 0x6f,
+  0x72, 0x65, 0x5f, 0x73, 0x63, 0x72, 0x65, 0x65, 0x6e, 0x5f, 0x62, 0x75,
+  0x66, 0x66, 0x65, 0x72, 0x28, 0x29, 0x20, 0x65, 0x6e, 0x64, 0x0d, 0x0a,
+  0x20, 0x20, 0x63, 0x6c, 0x65, 0x61, 0x6e, 0x75, 0x70, 0x28, 0x29, 0x0d,
+  0x0a, 0x20, 0x20, 0x5f, 0x63, 0x74, 0x78, 0x2e, 0x63, 0x6c, 0x65, 0x61,
+  0x72, 0x28, 0x29, 0x0d, 0x0a, 0x20, 0x20, 0x0d, 0x0a, 0x65, 0x6e, 0x64,
+  0x0d, 0x0a
+};
+unsigned int ext_term_pk_len = 6530;
diff --git a/tests/examples/snake.pk b/tests/examples/snake.pk
index fd281ab..ee9abd0 100644
--- a/tests/examples/snake.pk
+++ b/tests/examples/snake.pk
@@ -1,5 +1,5 @@
 
-import tui, term, math
+import term, math
 from types import Vector
 
 ## This is a pocketlang implementation of:
@@ -25,7 +25,7 @@ tail = 15
 score = 0
 
 def init()
-  size = tui.get_size()
+  size = term.getsize()
   tx = size.x
   ty = size.y
   
@@ -40,24 +40,24 @@ def frame()
   if py < 0 then py = ty - 1 end
   if py > ty - 1 then py = 0 end
   
-  tui.clear()
-  tui.string('press Q to quit | score = $score')
+  term.clear()
+  term.write('press Q to quit | score = $score')
   
   for i in trail
-    tui.set_position(i.x, i.y)
-    tui.start_bg(0, 0xff, 0)
-    tui.string(' ')
-    tui.end_bg()
+    term.setposition(i.x, i.y)
+    term.start_bg(0, 0xff, 0)
+    term.write(' ')
+    term.end_bg()
     
     if i.x == px and i.y == py
       tail = 5
     end
   end
   
-  tui.set_position(ax, ay)
-  tui.start_bg(0xff, 0, 0)
-  tui.string(' ')
-  tui.end_bg()
+  term.setposition(ax, ay)
+  term.start_bg(0xff, 0, 0)
+  term.write(' ')
+  term.end_bg()
   
   trail.append(Vector(px, py))
   while trail.length > tail
@@ -70,13 +70,13 @@ def frame()
     ax = math.rand() % tx
     ay = math.rand() % ty
   end
-  tui.flush()
+  term.flush()
 end
 
 def handle(event)
   if event.type == term.EVENT_KEY_DOWN
     if event.keycode == term.KEY_Q
-      tui.stop()
+      term.stop()
     end
     
     ## The "Switch Statement" alternative.
@@ -108,7 +108,7 @@ end
 
 
 def main()
-  config = tui.Config()
+  config = term.Config()
   config.capture_events = true
   config.hide_cursor = true
   config.new_buffer = true
@@ -116,7 +116,7 @@ def main()
   config.init_fn = init
   config.event_fn = handle
   config.frame_fn = frame
-  tui.run(config)
+  term.run(config)
 end