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node_modules/uglify-js/lib/sourcemap.js

@@ -46,52 +46,59 @@
 // a small wrapper around fitzgen's source-map library
 function SourceMap(options) {
     options = defaults(options, {
-        file : null,
-        root : null,
-        orig : null,
-
-        orig_line_diff : 0,
-        dest_line_diff : 0,
-    });
+        file: null,
+        root: null,
+        orig: null,
+        orig_line_diff: 0,
+        dest_line_diff: 0,
+    }, true);
     var generator = new MOZ_SourceMap.SourceMapGenerator({
-        file       : options.file,
-        sourceRoot : options.root
+        file: options.file,
+        sourceRoot: options.root
     });
-    var orig_map = options.orig && new MOZ_SourceMap.SourceMapConsumer(options.orig);
-
-    if (orig_map && Array.isArray(options.orig.sources)) {
-        orig_map._sources.toArray().forEach(function(source) {
-            var sourceContent = orig_map.sourceContentFor(source, true);
-            if (sourceContent) {
-                generator.setSourceContent(source, sourceContent);
-            }
-        });
-    }
-
-    function add(source, gen_line, gen_col, orig_line, orig_col, name) {
-        if (orig_map) {
-            var info = orig_map.originalPositionFor({
-                line: orig_line,
-                column: orig_col
+    var maps = options.orig && Object.create(null);
+    if (maps) for (var source in options.orig) {
+        var map = new MOZ_SourceMap.SourceMapConsumer(options.orig[source]);
+        if (Array.isArray(options.orig[source].sources)) {
+            map._sources.toArray().forEach(function(source) {
+                var sourceContent = map.sourceContentFor(source, true);
+                if (sourceContent) generator.setSourceContent(source, sourceContent);
             });
-            if (info.source === null) {
-                return;
-            }
-            source = info.source;
-            orig_line = info.line;
-            orig_col = info.column;
-            name = info.name || name;
         }
-        generator.addMapping({
-            generated : { line: gen_line + options.dest_line_diff, column: gen_col },
-            original  : { line: orig_line + options.orig_line_diff, column: orig_col },
-            source    : source,
-            name      : name
-        });
-    };
+        maps[source] = map;
+    }
     return {
-        add        : add,
-        get        : function() { return generator },
-        toString   : function() { return JSON.stringify(generator.toJSON()); }
+        add: function(source, gen_line, gen_col, orig_line, orig_col, name) {
+            var map = maps && maps[source];
+            if (map) {
+                var info = map.originalPositionFor({
+                    line: orig_line,
+                    column: orig_col
+                });
+                if (info.source === null) return;
+                source = info.source;
+                orig_line = info.line;
+                orig_col = info.column;
+                name = info.name || name;
+            }
+            generator.addMapping({
+                name: name,
+                source: source,
+                generated: {
+                    line: gen_line + options.dest_line_diff,
+                    column: gen_col
+                },
+                original: {
+                    line: orig_line + options.orig_line_diff,
+                    column: orig_col
+                }
+            });
+        },
+        get: function() {
+            return generator;
+        },
+        toString: function() {
+            return JSON.stringify(generator.toJSON());
+        }
     };
-};
+}