Add an option for writing inline source map

1 files changed, 15 insertions, 8 deletions

diff --git a/bin/uglifyjs b/bin/uglifyjs
index da9e0f10..76438961 100755
--- a/bin/uglifyjs
+++ b/bin/uglifyjs
@@ -23,6 +23,7 @@ mangling you need to use `-c` and `-m`.\
     .describe("source-map", "Specify an output file where to generate source map.")
     .describe("source-map-root", "The path to the original source to be included in the source map.")
     .describe("source-map-url", "The path to the source map to be added in //# sourceMappingURL.  Defaults to the value passed with --source-map.")
+    .describe("source-map-inline", "Write base64-encoded source map to the end of js output.  Disabled by default")
     .describe("source-map-include-sources", "Pass this flag if you want to include the content of source files in the source map as sourcesContent property.")
     .describe("in-source-map", "Input source map, useful if you're compressing JS that was generated from some other original code.")
     .describe("screw-ie8", "Do not support Internet Explorer 6-8 quirks. This flag is enabled by default.")
@@ -113,6 +114,7 @@ You need to pass an argument to this option to specify the name that your module
     .array("pure-funcs")
 
     .boolean("expr")
+    .boolean("source-map-inline")
     .boolean("source-map-include-sources")
     .boolean("screw-ie8")
     .boolean("support-ie8")
@@ -309,7 +311,7 @@ var TOPLEVEL = null;
 var P_RELATIVE = ARGS.p && ARGS.p == "relative";
 var SOURCES_CONTENT = {};
 
-var SOURCE_MAP = ARGS.source_map ? UglifyJS.SourceMap({
+var SOURCE_MAP = (ARGS.source_map || ARGS.source_map_inline) ? UglifyJS.SourceMap({
     file: P_RELATIVE ? path.relative(path.dirname(ARGS.source_map), OUTPUT_FILE) : OUTPUT_FILE,
     root: ARGS.source_map_root,
     orig: ORIG_MAP,
@@ -474,13 +476,18 @@ async.eachLimit(files, 1, function (file, cb) {
         output = output.get();
 
         if (SOURCE_MAP) {
-            fs.writeFileSync(ARGS.source_map, SOURCE_MAP, "utf8");
-            var source_map_url = ARGS.source_map_url || (
-                P_RELATIVE
-                    ? path.relative(path.dirname(OUTPUT_FILE), ARGS.source_map)
-                    : ARGS.source_map
-            );
-            output += "\n//# sourceMappingURL=" + source_map_url;
+            if (ARGS.source_map_inline) {
+                var base64_string = new Buffer(SOURCE_MAP.toString()).toString('base64');
+                output += "\n//# sourceMappingURL=data:application/json;charset=utf-8;base64," + base64_string;
+            } else {
+                fs.writeFileSync(ARGS.source_map, SOURCE_MAP, "utf8");
+                var source_map_url = ARGS.source_map_url || (
+                    P_RELATIVE
+                        ? path.relative(path.dirname(OUTPUT_FILE), ARGS.source_map)
+                        : ARGS.source_map
+                );
+                output += "\n//# sourceMappingURL=" + source_map_url;
+            }
         }
 
         if (OUTPUT_FILE) {