feat(buildcontext): create wrap interface for context

src/interop/context.ts

@@ -0,0 +1,114 @@
+import { cwrapSignature, SassAsmModule } from '../SassAsmModule';
+
+const wrapContextInterface = (cwrap: cwrapSignature) => ({
+  //struct Sass_Options* sass_make_options (void);
+  make_options: cwrap<() => number>(`sass_make_options`, 'number', []),
+
+  //struct Sass_File_Context* sass_make_file_context (const char* input_path);
+  make_file_context: null,
+  //struct Sass_Data_Context* sass_make_data_context (char* source_string);
+  make_data_context: null,
+
+  //int sass_compile_file_context (struct Sass_File_Context* ctx);
+  compile_file_context: null,
+  //int sass_compile_data_context (struct Sass_Data_Context* ctx);
+  compile_data_context: null,
+
+  //struct Sass_Compiler* sass_make_file_compiler (struct Sass_File_Context* file_ctx);
+  make_file_compiler: null,
+  //struct Sass_Compiler* sass_make_data_compiler (struct Sass_Data_Context* data_ctx);
+  make_data_compiler: null,
+
+  //int sass_compiler_parse (struct Sass_Compiler* compiler);
+  compiler_parse: null,
+  //int sass_compiler_execute (struct Sass_Compiler* compiler);
+  compiler_execute: null,
+
+  //void sass_delete_compiler (struct Sass_Compiler* compiler);
+  delete_compiler: null,
+  //void sass_delete_options(struct Sass_Options* options);
+  delete_options: null,
+
+  //void sass_delete_file_context (struct Sass_File_Context* ctx);
+  delete_file_context: null,
+  //void sass_delete_data_context (struct Sass_Data_Context* ctx);
+  delete_data_context: null,
+
+  //struct Sass_Context* sass_file_context_get_context (struct Sass_File_Context* file_ctx);
+  file_context_get_context: null,
+  //struct Sass_Context* sass_data_context_get_context (struct Sass_Data_Context* data_ctx);
+  data_context_get_context: null,
+
+  //struct Sass_Options* sass_context_get_options (struct Sass_Context* ctx);
+  context_get_options: null,
+  //struct Sass_Options* sass_file_context_get_options (struct Sass_File_Context* file_ctx);
+  file_context_get_options: null,
+  //struct Sass_Options* sass_data_context_get_options (struct Sass_Data_Context* data_ctx);
+  data_context_get_options: null,
+  //void sass_file_context_set_options (struct Sass_File_Context* file_ctx, struct Sass_Options* opt);
+  file_context_set_options: null,
+  //void sass_data_context_set_options (struct Sass_Data_Context* data_ctx, struct Sass_Options* opt);
+  data_context_set_options: null,
+
+  //const char* sass_context_get_output_string (struct Sass_Context* ctx);
+  context_get_output_string: null,
+  //int sass_context_get_error_status (struct Sass_Context* ctx);
+  context_get_error_status: null,
+  //const char* sass_context_get_error_json (struct Sass_Context* ctx);
+  context_get_error_json: null,
+  //const char* sass_context_get_error_text (struct Sass_Context* ctx);
+  context_get_error_text: null,
+  //const char* sass_context_get_error_message (struct Sass_Context* ctx);
+  context_get_error_message: null,
+  //const char* sass_context_get_error_file (struct Sass_Context* ctx);
+  context_get_error_file: null,
+  //size_t sass_context_get_error_line (struct Sass_Context* ctx);
+  context_get_error_line: null,
+  //size_t sass_context_get_error_column (struct Sass_Context* ctx);
+  context_get_error_column: null,
+  //const char* sass_context_get_source_map_string (struct Sass_Context* ctx);
+  context_get_source_map_string: null,
+  //char** sass_context_get_included_files (struct Sass_Context* ctx);
+  context_get_included_files: null,
+
+  //size_t sass_compiler_get_import_stack_size(struct Sass_Compiler * compiler);
+  compiler_get_import_stack_size: null,
+  //Sass_Import_Entry sass_compiler_get_last_import(struct Sass_Compiler * compiler);
+  compiler_get_last_import: null,
+  //Sass_Import_Entry sass_compiler_get_import_entry(struct Sass_Compiler * compiler, size_t idx);
+  compiler_get_import_entry: null,
+
+  //size_t sass_compiler_get_callee_stack_size(struct Sass_Compiler * compiler);
+  compiler_get_callee_stack_size: null,
+  //Sass_Callee_Entry sass_compiler_get_last_callee(struct Sass_Compiler * compiler);
+  compiler_get_last_callee: null,
+  //Sass_Callee_Entry sass_compiler_get_callee_entry(struct Sass_Compiler * compiler, size_t idx);
+  compiler_get_callee_entry: null,
+
+  //char* sass_context_take_error_json (struct Sass_Context* ctx);
+  context_take_error_json: null,
+  //char* sass_context_take_error_text (struct Sass_Context* ctx);
+  context_take_error_text: null,
+  //char* sass_context_take_error_message (struct Sass_Context* ctx);
+  context_take_error_message: null,
+  //char* sass_context_take_error_file (struct Sass_Context* ctx);
+  context_take_error_file: null,
+  //char* sass_context_take_output_string (struct Sass_Context* ctx);
+  context_take_output_string: null,
+  //char* sass_context_take_source_map_string (struct Sass_Context* ctx);
+  context_take_source_map_string: null
+});
+
+/**
+ * Create interop interface around context.
+ * (https://github.com/sass/libsass/blob/master/docs/api-context.md)
+ *
+ * @param asmModule
+ */
+const buildContext = (asmModule: SassAsmModule) => {
+  const { cwrap } = asmModule;
+  wrapContextInterface(cwrap);
+  //noop
+};
+
+export { buildContext };