Use globalThis instead of _G

ark120202 · ark120202 · commit 6d78e35e5969 · 2019-07-09T00:29:42.000+05:00
diff --git a/src/lualib/SourceMapTraceBack.ts b/src/lualib/SourceMapTraceBack.ts
@@ -1,16 +1,17 @@
 // TODO: In the future, change this to __TS__RegisterFileInfo and provide tstl interface to
 // get some metadata about transpilation.
 function __TS__SourceMapTraceBack(this: void, fileName: string, sourceMap: { [line: number]: number }): void {
-    _G.__TS__sourcemap = _G.__TS__sourcemap || {};
-    _G.__TS__sourcemap[fileName] = sourceMap;
+    globalThis.__TS__sourcemap = globalThis.__TS__sourcemap || {};
+    globalThis.__TS__sourcemap[fileName] = sourceMap;
 
-    if (_G.__TS__originalTraceback === undefined) {
-        _G.__TS__originalTraceback = debug.traceback;
+    if (globalThis.__TS__originalTraceback === undefined) {
+        globalThis.__TS__originalTraceback = debug.traceback;
         debug.traceback = (thread, message, level) => {
-            const trace = _G.__TS__originalTraceback(thread, message, level);
+            const trace = globalThis.__TS__originalTraceback(thread, message, level);
             const [result] = string.gsub(trace, "(%S+).lua:(%d+)", (file, line) => {
-                if (_G.__TS__sourcemap[file + ".lua"] && _G.__TS__sourcemap[file + ".lua"][line]) {
-                    return `${file}.ts:${_G.__TS__sourcemap[file + ".lua"][line]}`;
+                const fileSourceMap = globalThis.__TS__sourcemap[file + ".lua"];
+                if (fileSourceMap && fileSourceMap[line]) {
+                    return `${file}.ts:${fileSourceMap[line]}`;
                 }
                 return `${file}.lua:${line}`;
             });
diff --git a/src/lualib/declarations/global.d.ts b/src/lualib/declarations/global.d.ts
@@ -1,7 +1,5 @@
 /** @noSelfInFile */
 
-declare const _G: typeof globalThis;
-
 declare var __TS__sourcemap: Record<number, number> | undefined;
 declare var __TS__originalTraceback:
     | ((this: void, thread?: any, message?: string, level?: number) => string)
