Merge pull request #44 from fabiosvm/feature/import-external-file

Add support for importing external file

README.md

@@ -1,6 +1,6 @@
 
 [![Build and test](https://github.com/fabiosvm/hook-lang/actions/workflows/build.yml/badge.svg)](https://github.com/fabiosvm/hook-lang/actions/workflows/build.yml)
-[![Codacy Badge](https://app.codacy.com/project/badge/Grade/f2f1345083c1455683dabcf48b0ea6dd)](https://www.codacy.com/gh/fabiosvm/hook-lang/dashboard?utm_source=github.com&utm_medium=referral&utm_content=fabiosvm/hook-lang&utm_campaign=Badge_Grade)
+[![Codacy Badge](https://app.codacy.com/project/badge/Grade/f2f1345083c1455683dabcf48b0ea6dd)](https://app.codacy.com/gh/fabiosvm/hook-lang/dashboard?utm_source=gh&utm_medium=referral&utm_content=&utm_campaign=Badge_grade)
 [![codecov](https://codecov.io/gh/fabiosvm/hook-lang/branch/main/graph/badge.svg?token=mkmMpfS1yu)](https://codecov.io/gh/fabiosvm/hook-lang)
 
 # The Hook Programming Language

core/CMakeLists.txt

@@ -10,6 +10,7 @@ add_library(math_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/compiler.c
   ../src/iterable.c
@@ -31,6 +32,7 @@ add_library(os_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/compiler.c
   ../src/iterable.c
@@ -52,6 +54,7 @@ add_library(io_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/compiler.c
   ../src/iterable.c
@@ -73,12 +76,14 @@ add_library(numbers_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -92,12 +97,14 @@ add_library(strings_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -111,12 +118,14 @@ add_library(arrays_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -130,13 +139,15 @@ add_library(utf8_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/state.c
   ../src/range.c
+  ../src/scanner.c
   ../src/string_map.c
   ../src/string.c
   ../src/struct.c
@@ -156,12 +167,14 @@ add_library(hashing_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -179,12 +192,14 @@ add_library(encoding_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -198,12 +213,14 @@ add_library(socket_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -218,12 +235,14 @@ add_library(json_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -237,12 +256,14 @@ add_library(lists_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c

core/io.c

@@ -56,7 +56,7 @@ static void file_deinit(HkUserdata *udata)
   FILE *stream = ((File *) udata)->stream;
   if (stream == stdin || stream == stdout || stream == stderr)
     return;
-  fclose(stream);
+  (void) fclose(stream);
 }
 
 static void open_call(HkState *state, HkValue *args)

examples/import.hk

@@ -0,0 +1,10 @@
+//
+// import.hk
+//
+
+import os;
+import { foo, bar } from module;
+
+println(os.clock());
+println(foo());
+println(bar());

examples/module.hk

@@ -0,0 +1,17 @@
+//
+// module.hk
+//
+
+struct module {
+  foo, bar
+}
+
+fn foo() {
+  return 1;
+}
+
+fn bar() {
+  return 2;
+}
+
+return module { foo, bar };

extensions/CMakeLists.txt

@@ -48,12 +48,14 @@ add_library(sqlite_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -67,12 +69,14 @@ add_library(curl_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -86,12 +90,14 @@ add_library(redis_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -106,12 +112,14 @@ add_library(secp256r1_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -125,12 +133,14 @@ add_library(fastcgi_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -144,12 +154,14 @@ add_library(mysql_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -163,12 +175,14 @@ add_library(bigint_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -182,12 +196,14 @@ add_library(zeromq_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -201,12 +217,14 @@ add_library(leveldb_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c
@@ -221,12 +239,14 @@ add_library(crypto_mod SHARED
   ../src/builtin.c
   ../src/callable.c
   ../src/chunk.c
+  ../src/compiler.c
   ../src/utils.c
   ../src/iterable.c
   ../src/iterator.c
   ../src/memory.c
   ../src/module.c
   ../src/range.c
+  ../src/scanner.c
   ../src/state.c
   ../src/string_map.c
   ../src/string.c

include/hook/array.h

@@ -11,8 +11,14 @@
 
 #define HK_ARRAY_MIN_CAPACITY (1 << 3)
 
+#define hk_array_is_empty(a)       (!(a)->length)
 #define hk_array_get_element(a, i) ((a)->elements[(i)])
 
+#define hk_array_inplace_clear(a) do \
+  { \
+    (a)->length = 0; \
+  } while (0)
+
 typedef struct
 {
   HK_OBJECT_HEADER