feat(wrapsassimporter): cwrap exported functions

Author: kwonoj

src/interop/importer/wrapSassImporter.ts

@@ -5,53 +5,79 @@ import { cwrapSignature } from 'emscripten-wasm-loader';
  *
  * https://github.com/sass/libsass/blob/master/docs/api-importer.md
  */
-const wrapSassImporter = (_cwrap: cwrapSignature) => ({
+//TODO: verify return type / param type of cwrapped signature for Sass_Import_Entry
+const wrapSassImporter = (cwrap: cwrapSignature) => ({
   //Sass_C_Import_Callback sass_make_importer (Sass_C_Import_Fn, void* cookie);
-  make_importer: null,
-  //Sass_C_Import_Fn sass_import_get_function (Sass_C_Import_Callback fn);
-  import_get_function: () => {
-    throw new Error('not implemented');
-  },
-  //void* sass_import_get_cookie (Sass_C_Import_Callback fn);
-  import_get_cookie: () => {
-    throw new Error('not implemented');
-  },
+  make_importer: cwrap<(importFnPtr: number, cookie: number) => number>(`sass_make_importer`, 'number', [
+    'number',
+    'number'
+  ]),
+  //Sass_C_Import_Fn sass_importer_get_function (Sass_C_Import_Callback fn);
+  importer_get_function: cwrap<(importCallbackPtr: number) => number>(`sass_importer_get_function`, 'number', [
+    'number'
+  ]),
+  //void* sass_importer_get_cookie (Sass_C_Import_Callback fn);
+  importer_get_cookie: cwrap<(importCallbackPtr: number) => number>(`sass_importer_get_cookie`, 'number', ['number']),
   //void sass_delete_importer (Sass_C_Import_Callback fn);
-  delete_importer: null,
+  delete_importer: cwrap<(importCallbackPtr: number) => null>(`sass_delete_importer`, null, ['number']),
   //Sass_Import_Entry* sass_make_import_list (size_t length);
-  make_import_list: null,
+  make_import_list: cwrap<(length: number) => number>(`sass_make_import_list`, 'number', ['number']),
   //Sass_Import_Entry sass_make_import_entry (const char* path, char* source, char* srcmap);
-  make_import_entry: null,
+  make_import_entry: cwrap<(path: number, source: number, srcmap: number) => number>(
+    `sass_make_import_entry`,
+    'number',
+    ['number', 'number', 'number']
+  ),
   //Sass_Import_Entry sass_make_import (const char* rel, const char* abs, char* source, char* srcmap);
-  make_import: null,
+  make_import: cwrap<(rel: number, abs: number, source: number, srcmap: number) => number>(
+    `sass_make_import`,
+    'number',
+    ['number', 'number', 'number', 'number']
+  ),
   //Sass_Import_Entry sass_import_set_error(Sass_Import_Entry import, const char* message, size_t line, size_t col);
-  import_set_error: null,
+  import_set_error: cwrap<(importEntryPtr: number, message: number, line: number, col: number) => number>(
+    `sass_import_set_error`,
+    'number',
+    ['number', 'number', 'number', 'number']
+  ),
   //void sass_import_set_list_entry (Sass_Import_Entry* list, size_t idx, Sass_Import_Entry entry);
-  import_set_list_entry: null,
+  import_set_list_entry: cwrap<(importEntryList: number, idx: number, entry: number) => null>(
+    `sass_import_set_list_entry`,
+    null,
+    ['number', 'number', 'number']
+  ),
   //Sass_Import_Entry sass_import_get_list_entry (Sass_Import_Entry* list, size_t idx);
-  import_get_list_entry: null,
+  import_get_list_entry: cwrap<(importEntryList: number, idx: number) => number>(
+    `sass_import_get_list_entry`,
+    'number',
+    ['number', 'number']
+  ),
   //const char* sass_import_get_imp_path (Sass_Import_Entry);
-  import_get_imp_path: null,
+  import_get_imp_path: cwrap<(importEntryPtr: number) => number>(`sass_import_get_imp_path`, 'number', ['number']),
   //const char* sass_import_get_abs_path (Sass_Import_Entry);
-  import_get_abs_path: null,
+  import_get_abs_path: cwrap<(importEntryPtr: number) => number>(`sass_import_get_abs_path`, 'number', ['number']),
   //const char* sass_import_get_source (Sass_Import_Entry);
-  import_get_source: null,
+  import_get_source: cwrap<(importEntryPtr: number) => number>(`sass_import_get_source`, 'number', ['number']),
   //const char* sass_import_get_srcmap (Sass_Import_Entry);
-  import_get_srcmap: null,
+  import_get_srcmap: cwrap<(importEntryPtr: number) => number>(`sass_import_get_srcmap`, 'number', ['number']),
   //char* sass_import_take_source (Sass_Import_Entry);
-  import_take_source: null,
+  import_take_source: cwrap<(importEntryPtr: number) => number>(`sass_import_take_source`, 'number', ['number']),
   //char* sass_import_take_srcmap (Sass_Import_Entry);
-  import_take_srcmap: null,
+  import_take_srcmap: cwrap<(importEntryPtr: number) => number>(`sass_import_take_srcmap`, 'number', ['number']),
   //size_t sass_import_get_error_line (Sass_Import_Entry);
-  import_get_error_line: null,
+  import_get_error_line: cwrap<(importEntryPtr: number) => number>(`sass_import_get_error_line`, 'number', ['number']),
   //size_t sass_import_get_error_column (Sass_Import_Entry);
-  import_get_error_column: null,
+  import_get_error_column: cwrap<(importEntryPtr: number) => number>(`sass_import_get_error_column`, 'number', [
+    'number'
+  ]),
   //const char* sass_import_get_error_message (Sass_Import_Entry);
-  import_get_error_message: null,
+  import_get_error_message: cwrap<(importEntryPtr: number) => number>(`sass_import_get_error_message`, 'number', [
+    'number'
+  ]),
   //void sass_delete_import_list (Sass_Import_Entry*);
-  delete_import_list: null,
+  delete_import_list: cwrap<(importEntryList: number) => void>(`sass_delete_import_list`, null, ['number']),
   //void sass_delete_import (Sass_Import_Entry);
-  delete_import: null
+  delete_import: cwrap<(importEntryPtr: number) => void>(`sass_delete_import`, null, ['number'])
 });
 
 export { wrapSassImporter };