[Pkg-javascript-commits] [node-parse-base64vlq-mappings] 15/26: don't add "original: { }" when mapping has no original

[Bastien Roucariès]

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rouca pushed a commit to branch master
in repository node-parse-base64vlq-mappings.

commit 597c5c68a26a794edeab73af29a0548dafd080b7
Author: Tomi Belan <tomi.belan at gmail.com>
Date:   Wed Mar 27 12:01:43 2013 +0100

    don't add "original: { }" when mapping has no original
---
 index.js                         |  3 ++-
 test/parse-base64vlq-mappings.js | 10 ++++++----
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/index.js b/index.js
index da5782b..69d4ae0 100644
--- a/index.js
+++ b/index.js
@@ -29,7 +29,7 @@ module.exports = function parse(str_) {
       str = str.slice(1);
     }
     else {
-      mapping = { generated: { }, original: { } };
+      mapping = { generated: { } };
       mapping.generated.line = generatedLine;
 
       // Generated column.
@@ -49,6 +49,7 @@ module.exports = function parse(str_) {
 
         // Original line.
         temp = base64VLQ.decode(str);
+        mapping.original = { };
         mapping.original.line = previousOriginalLine + temp.value;
         previousOriginalLine = mapping.original.line;
         // Lines are stored 0-based
diff --git a/test/parse-base64vlq-mappings.js b/test/parse-base64vlq-mappings.js
index a3f4f7e..ab4d59e 100644
--- a/test/parse-base64vlq-mappings.js
+++ b/test/parse-base64vlq-mappings.js
@@ -28,10 +28,11 @@ test('parsing generated one to one mappings', function (t) {
     { generated: { line: 5, column: 0 },
       original: { line: 5, column: 0 },
       source: 'foo.js',
-      name: null } ]    
+      name: null },
+    { generated: { line: 6, column: 0 } } ]
 
   add.forEach(gen.addMapping.bind(gen))
-  var addedMappings = add.map(function (m) { return { generated: m.generated, original: m.original } })
+  var addedMappings = add.map(function (m) { return m.original ? { generated: m.generated, original: m.original } : { generated: m.generated } })
 
   var mappings = gen.toJSON().mappings
     , parsed = parse(mappings)
@@ -57,10 +58,11 @@ test('parsing generated offset mappings', function (t) {
       { generated: { line: 24, column: 0 },
         original: { line: 4, column: 5 },
         source: 'foo.js',
-        name: null }]
+        name: null },
+      { generated: { line: 25, column: 0 } } ]
 
   add.forEach(gen.addMapping.bind(gen))
-  var addedMappings = add.map(function (m) { return { generated: m.generated, original: m.original } })
+  var addedMappings = add.map(function (m) { return m.original ? { generated: m.generated, original: m.original } : { generated: m.generated } })
 
   var mappings = gen.toJSON().mappings
     , parsed = parse(mappings)

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