The source map lines are not zero based. Lines are one based. fix #6

i-net-software · Apr 1, 2019 · 3ba7b44 · 3ba7b44
1 parent 47430b3
commit 3ba7b44
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/de/inetsoftware/jwebassembly/sourcemap/SourceMapWriter.java b/src/de/inetsoftware/jwebassembly/sourcemap/SourceMapWriter.java
@@ -188,7 +188,7 @@ private class Generator {
         void appendLineMappings() throws IOException {
             out.append( '\"' );
             for( SourceMapping mapping : mappings ) {
-                int generatedLine = 1; // ever 1 for WebAssembly
+                int generatedLine = 0; // ever 1 for WebAssembly but line one is coded as zero
                 int generatedColumn = mapping.getGeneratedColumn();
 
                 if( generatedLine > 0 && previousLine != generatedLine ) {

diff --git a/src/de/inetsoftware/jwebassembly/sourcemap/SourceMapping.java b/src/de/inetsoftware/jwebassembly/sourcemap/SourceMapping.java
@@ -37,7 +37,7 @@ public class SourceMapping {
      */
     public SourceMapping( int generatedColumn, int sourceLine, String sourceFileName ) {
         this.generatedColumn = generatedColumn;
-        this.sourceLine = sourceLine;
+        this.sourceLine = sourceLine - 1; // The first line is coded as zero
         this.sourceFileName = sourceFileName;
     }