feat(sasscontext): implement sasscontext

Author: kwonoj

src/interop/file/sassContext.ts

@@ -1,8 +1,53 @@
+import { StringMethodInterface } from '../interopUtility';
+import { wrapSassContext } from '../wrapSassContext';
+
+/**
+ * struct Sass_Context
+ */
 interface SassContextInterface {
-  errorStatus: any;
-  errorMessage: any;
-  outputString: any;
-  sourceMapString: any;
+  /**
+   * Property accessor to `sass_context_get_error_status`
+   */
+  errorStatus: number;
+  /**
+   * Property accessor to `sass_context_get_error_message`
+   */
+  errorMessage: string;
+  /**
+   * Property accessor to `sass_context_get_output_string`
+   */
+  outputString: string;
+  /**
+   * Property accessor to `sass_context_get_source_map_string`
+   */
+  sourceMapString: string;
+}
+
+class SassContext implements SassContextInterface {
+  constructor(
+    public readonly sassContextPtr: number,
+    private readonly cwrapCtx: ReturnType<typeof wrapSassContext>,
+    private readonly strMethod: StringMethodInterface
+  ) {}
+
+  public get errorStatus(): number {
+    return this.cwrapCtx.context_get_error_status(this.sassContextPtr);
+  }
+
+  public get errorMessage(): string {
+    const messagePtr = this.cwrapCtx.context_get_error_message(this.sassContextPtr);
+    return this.strMethod.ptrToString(messagePtr);
+  }
+
+  public get outputString(): string {
+    const outputPtr = this.cwrapCtx.context_get_output_string(this.sassContextPtr);
+    return this.strMethod.ptrToString(outputPtr);
+  }
+
+  public get sourceMapString(): string {
+    const sourceMapPtr = this.cwrapCtx.context_get_source_map_string(this.sassContextPtr);
+    return this.strMethod.ptrToString(sourceMapPtr);
+  }
 }
 
-class SassContext {}
+export { SassContextInterface, SassContext };

src/interop/wrapSassContext.ts

@@ -13,7 +13,9 @@ const wrapSassContext = (cwrap: cwrapSignature) => ({
   make_data_context: null,
 
   //int sass_compile_file_context (struct Sass_File_Context* ctx);
-  compile_file_context: null,
+  compile_file_context: cwrap<(sassFileContextptr: number) => number>(`sass_compile_file_context`, 'number', [
+    'number'
+  ]),
   //int sass_compile_data_context (struct Sass_Data_Context* ctx);
   compile_data_context: null,
 
@@ -62,23 +64,37 @@ const wrapSassContext = (cwrap: cwrapSignature) => ({
   data_context_set_options: null,
 
   //const char* sass_context_get_output_string (struct Sass_Context* ctx);
-  context_get_output_string: null,
+  context_get_output_string: cwrap<(sassContextPtr: number) => number>(`sass_context_get_output_string`, 'number', [
+    'number'
+  ]),
   //int sass_context_get_error_status (struct Sass_Context* ctx);
-  context_get_error_status: null,
+  context_get_error_status: cwrap<(sassContextPtr: number) => number>(`sass_context_get_error_status`, 'number', [
+    'number'
+  ]),
   //const char* sass_context_get_error_json (struct Sass_Context* ctx);
-  context_get_error_json: null,
+  context_get_error_json: cwrap<(sassContextPtr: number) => number>(`sass_context_get_error_json`, 'number', [
+    'number'
+  ]),
   //const char* sass_context_get_error_text (struct Sass_Context* ctx);
-  context_get_error_text: null,
+  context_get_error_text: cwrap<(sassContextPtr: number) => number>(`sass_context_get_error_text`, 'number', [
+    'number'
+  ]),
   //const char* sass_context_get_error_message (struct Sass_Context* ctx);
-  context_get_error_message: null,
+  context_get_error_message: cwrap<(sassContextPtr: number) => number>(`sass_context_get_error_message`, 'number', [
+    'number'
+  ]),
   //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,
+  context_get_source_map_string: cwrap<(sassContextPtr: number) => number>(
+    `sass_context_get_source_map_string`,
+    'number',
+    ['number']
+  ),
   //char** sass_context_get_included_files (struct Sass_Context* ctx);
   context_get_included_files: null,