diff --git a/src/compiler/sourcemap.ts b/src/compiler/sourcemap.ts
index 8abf1432b0c..86bad38cb6e 100644
--- a/src/compiler/sourcemap.ts
+++ b/src/compiler/sourcemap.ts
@@ -16,6 +16,14 @@ namespace ts {
     }
 
     let nullSourceMapWriter: SourceMapWriter;
+    // Used for initialize lastEncodedSourceMapSpan and reset lastEncodedSourceMapSpan when updateLastEncodedAndRecordedSpans
+    const defaultLastEncodedSourceMapSpan: SourceMapSpan = {
+        emittedLine: 1,
+        emittedColumn: 1,
+        sourceLine: 1,
+        sourceColumn: 1,
+        sourceIndex: 0
+    };
 
     export function getNullSourceMapWriter(): SourceMapWriter {
         if (nullSourceMapWriter === undefined) {
@@ -79,13 +87,7 @@ namespace ts {
 
             // Last recorded and encoded spans
             lastRecordedSourceMapSpan = undefined;
-            lastEncodedSourceMapSpan = {
-                emittedLine: 1,
-                emittedColumn: 1,
-                sourceLine: 1,
-                sourceColumn: 1,
-                sourceIndex: 0
-            };
+            lastEncodedSourceMapSpan = defaultLastEncodedSourceMapSpan;
             lastEncodedNameIndex = 0;
 
             // Initialize source map data
@@ -159,10 +161,12 @@ namespace ts {
                 // Pop sourceMapDecodedMappings to remove last entry
                 sourceMapData.sourceMapDecodedMappings.pop();
 
-                // Change the last encoded source map
+                // Point the lastEncodedSourceMapSpace to the previous encoded sourceMapSpan
+                // If the list is empty which indicates that we are at the beginning of the file,
+                // we have to reset it to default value (same value when we first initialize sourceMapWriter)
                 lastEncodedSourceMapSpan = sourceMapData.sourceMapDecodedMappings.length ?
                     sourceMapData.sourceMapDecodedMappings[sourceMapData.sourceMapDecodedMappings.length - 1] :
-                    undefined;
+                    defaultLastEncodedSourceMapSpan;
 
                 // TODO: Update lastEncodedNameIndex 
                 // Since we dont support this any more, lets not worry about it right now.
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js
new file mode 100644
index 00000000000..d4c419278c7
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js
@@ -0,0 +1,7 @@
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts]
+
+var [x] = [1, 2];
+
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js]
+var x = [1, 2][0];
+//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js.map b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js.map
new file mode 100644
index 00000000000..96fd86faa4e
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js.map
@@ -0,0 +1,2 @@
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js.map]
+{"version":3,"file":"sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js","sourceRoot":"","sources":["sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts"],"names":[],"mappings":"AACK,iBAAC,CAAW"}
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.sourcemap.txt b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.sourcemap.txt
new file mode 100644
index 00000000000..a52c7701db2
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.sourcemap.txt
@@ -0,0 +1,24 @@
+===================================================================
+JsFile: sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js
+mapUrl: sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js.map
+sourceRoot: 
+sources: sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts
+===================================================================
+-------------------------------------------------------------------
+emittedFile:tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js
+sourceFile:sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts
+-------------------------------------------------------------------
+>>>var x = [1, 2][0];
+1 >
+2 >^^^^^^^^^^^^^^^^^
+3 >                 ^
+4 >                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+1 >
+  >var [
+2 >x
+3 >                 ] = [1, 2];
+1 >Emitted(1, 1) Source(2, 6) + SourceIndex(0)
+2 >Emitted(1, 18) Source(2, 7) + SourceIndex(0)
+3 >Emitted(1, 19) Source(2, 18) + SourceIndex(0)
+---
+>>>//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.symbols b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.symbols
new file mode 100644
index 00000000000..4695a8cd598
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.symbols
@@ -0,0 +1,5 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts ===
+
+var [x] = [1, 2];
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts, 1, 5))
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.types b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.types
new file mode 100644
index 00000000000..461939a11aa
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.types
@@ -0,0 +1,8 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts ===
+
+var [x] = [1, 2];
+>x : number
+>[1, 2] : [number, number]
+>1 : number
+>2 : number
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js
new file mode 100644
index 00000000000..10df853c220
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js
@@ -0,0 +1,9 @@
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts]
+
+var [x] = [1, 2];
+var [y, z] = [1, 2];
+
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js]
+var x = [1, 2][0];
+var _a = [1, 2], y = _a[0], z = _a[1];
+//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js.map b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js.map
new file mode 100644
index 00000000000..337a73240b9
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js.map
@@ -0,0 +1,2 @@
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js.map]
+{"version":3,"file":"sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js","sourceRoot":"","sources":["sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts"],"names":[],"mappings":"AACK,iBAAC,CAAW;AACjB,IAAA,WAAmB,EAAd,SAAC,EAAE,SAAC,CAAW"}
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.sourcemap.txt b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.sourcemap.txt
new file mode 100644
index 00000000000..338b6424185
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.sourcemap.txt
@@ -0,0 +1,52 @@
+===================================================================
+JsFile: sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js
+mapUrl: sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js.map
+sourceRoot: 
+sources: sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts
+===================================================================
+-------------------------------------------------------------------
+emittedFile:tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js
+sourceFile:sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts
+-------------------------------------------------------------------
+>>>var x = [1, 2][0];
+1 >
+2 >^^^^^^^^^^^^^^^^^
+3 >                 ^
+4 >                  ^^^^^^^^^^^^^^^^^^^^^->
+1 >
+  >var [
+2 >x
+3 >                 ] = [1, 2];
+1 >Emitted(1, 1) Source(2, 6) + SourceIndex(0)
+2 >Emitted(1, 18) Source(2, 7) + SourceIndex(0)
+3 >Emitted(1, 19) Source(2, 18) + SourceIndex(0)
+---
+>>>var _a = [1, 2], y = _a[0], z = _a[1];
+1->
+2 >^^^^
+3 >    ^^^^^^^^^^^
+4 >               ^^
+5 >                 ^^^^^^^^^
+6 >                          ^^
+7 >                            ^^^^^^^^^
+8 >                                     ^
+9 >                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+1->
+  >
+2 >
+3 >    var [y, z] = [1, 2]
+4 >               
+5 >                 y
+6 >                          , 
+7 >                            z
+8 >                                     ] = [1, 2];
+1->Emitted(2, 1) Source(3, 1) + SourceIndex(0)
+2 >Emitted(2, 5) Source(3, 1) + SourceIndex(0)
+3 >Emitted(2, 16) Source(3, 20) + SourceIndex(0)
+4 >Emitted(2, 18) Source(3, 6) + SourceIndex(0)
+5 >Emitted(2, 27) Source(3, 7) + SourceIndex(0)
+6 >Emitted(2, 29) Source(3, 9) + SourceIndex(0)
+7 >Emitted(2, 38) Source(3, 10) + SourceIndex(0)
+8 >Emitted(2, 39) Source(3, 21) + SourceIndex(0)
+---
+>>>//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.symbols b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.symbols
new file mode 100644
index 00000000000..59543290772
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.symbols
@@ -0,0 +1,9 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts ===
+
+var [x] = [1, 2];
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts, 1, 5))
+
+var [y, z] = [1, 2];
+>y : Symbol(y, Decl(sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts, 2, 5))
+>z : Symbol(z, Decl(sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts, 2, 7))
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.types b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.types
new file mode 100644
index 00000000000..1ef747517e4
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.types
@@ -0,0 +1,15 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts ===
+
+var [x] = [1, 2];
+>x : number
+>[1, 2] : [number, number]
+>1 : number
+>2 : number
+
+var [y, z] = [1, 2];
+>y : number
+>z : number
+>[1, 2] : [number, number]
+>1 : number
+>2 : number
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js
new file mode 100644
index 00000000000..d4baadb6562
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js
@@ -0,0 +1,7 @@
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts]
+
+var [x = 20] = [1, 2];
+
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js]
+var _a = [1, 2][0], x = _a === void 0 ? 20 : _a;
+//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js.map b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js.map
new file mode 100644
index 00000000000..9594cc22809
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js.map
@@ -0,0 +1,2 @@
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js.map]
+{"version":3,"file":"sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js","sourceRoot":"","sources":["sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts"],"names":[],"mappings":"AACK,kBAAM,EAAN,2BAAM,CAAW"}
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.sourcemap.txt b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.sourcemap.txt
new file mode 100644
index 00000000000..90ebe4dc9ac
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.sourcemap.txt
@@ -0,0 +1,30 @@
+===================================================================
+JsFile: sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js
+mapUrl: sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js.map
+sourceRoot: 
+sources: sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts
+===================================================================
+-------------------------------------------------------------------
+emittedFile:tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js
+sourceFile:sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts
+-------------------------------------------------------------------
+>>>var _a = [1, 2][0], x = _a === void 0 ? 20 : _a;
+1 >
+2 >^^^^^^^^^^^^^^^^^^
+3 >                  ^^
+4 >                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                               ^
+6 >                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+1 >
+  >var [
+2 >x = 20
+3 >                  
+4 >                    x = 20
+5 >                                               ] = [1, 2];
+1 >Emitted(1, 1) Source(2, 6) + SourceIndex(0)
+2 >Emitted(1, 19) Source(2, 12) + SourceIndex(0)
+3 >Emitted(1, 21) Source(2, 6) + SourceIndex(0)
+4 >Emitted(1, 48) Source(2, 12) + SourceIndex(0)
+5 >Emitted(1, 49) Source(2, 23) + SourceIndex(0)
+---
+>>>//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.symbols b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.symbols
new file mode 100644
index 00000000000..6c368f4996e
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.symbols
@@ -0,0 +1,5 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts ===
+
+var [x = 20] = [1, 2];
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts, 1, 5))
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.types b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.types
new file mode 100644
index 00000000000..1b94874ae7c
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.types
@@ -0,0 +1,9 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts ===
+
+var [x = 20] = [1, 2];
+>x : number
+>20 : number
+>[1, 2] : [number, number]
+>1 : number
+>2 : number
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js
new file mode 100644
index 00000000000..73d2e85e9da
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js
@@ -0,0 +1,7 @@
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts]
+
+var [x = 20, j] = [1, 2];
+
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js]
+var _a = [1, 2], _b = _a[0], x = _b === void 0 ? 20 : _b, j = _a[1];
+//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js.map b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js.map
new file mode 100644
index 00000000000..0def6b1a730
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js.map
@@ -0,0 +1,2 @@
+//// [sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js.map]
+{"version":3,"file":"sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js","sourceRoot":"","sources":["sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts"],"names":[],"mappings":"AACA,IAAA,WAAwB,EAAnB,UAAM,EAAN,2BAAM,EAAE,SAAC,CAAW"}
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.sourcemap.txt b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.sourcemap.txt
new file mode 100644
index 00000000000..f2a95375f2a
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.sourcemap.txt
@@ -0,0 +1,45 @@
+===================================================================
+JsFile: sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js
+mapUrl: sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js.map
+sourceRoot: 
+sources: sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts
+===================================================================
+-------------------------------------------------------------------
+emittedFile:tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js
+sourceFile:sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts
+-------------------------------------------------------------------
+>>>var _a = [1, 2], _b = _a[0], x = _b === void 0 ? 20 : _b, j = _a[1];
+1 >
+2 >^^^^
+3 >    ^^^^^^^^^^^
+4 >               ^^
+5 >                 ^^^^^^^^^^
+6 >                           ^^
+7 >                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
+8 >                                                        ^^
+9 >                                                          ^^^^^^^^^
+10>                                                                   ^
+11>                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+1 >
+  >
+2 >
+3 >    var [x = 20, j] = [1, 2]
+4 >               
+5 >                 x = 20
+6 >                           
+7 >                             x = 20
+8 >                                                        , 
+9 >                                                          j
+10>                                                                   ] = [1, 2];
+1 >Emitted(1, 1) Source(2, 1) + SourceIndex(0)
+2 >Emitted(1, 5) Source(2, 1) + SourceIndex(0)
+3 >Emitted(1, 16) Source(2, 25) + SourceIndex(0)
+4 >Emitted(1, 18) Source(2, 6) + SourceIndex(0)
+5 >Emitted(1, 28) Source(2, 12) + SourceIndex(0)
+6 >Emitted(1, 30) Source(2, 6) + SourceIndex(0)
+7 >Emitted(1, 57) Source(2, 12) + SourceIndex(0)
+8 >Emitted(1, 59) Source(2, 14) + SourceIndex(0)
+9 >Emitted(1, 68) Source(2, 15) + SourceIndex(0)
+10>Emitted(1, 69) Source(2, 26) + SourceIndex(0)
+---
+>>>//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.symbols b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.symbols
new file mode 100644
index 00000000000..4f57dffff26
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.symbols
@@ -0,0 +1,6 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts ===
+
+var [x = 20, j] = [1, 2];
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts, 1, 5))
+>j : Symbol(j, Decl(sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts, 1, 12))
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.types b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.types
new file mode 100644
index 00000000000..9b369e410a4
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.types
@@ -0,0 +1,10 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts ===
+
+var [x = 20, j] = [1, 2];
+>x : number
+>20 : number
+>j : number
+>[1, 2] : [number, number]
+>1 : number
+>2 : number
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js
new file mode 100644
index 00000000000..8259981857c
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js
@@ -0,0 +1,7 @@
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts]
+
+var {x} = { x: 20 };
+
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js]
+var x = { x: 20 }.x;
+//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js.map b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js.map
new file mode 100644
index 00000000000..5ecd5985927
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js.map
@@ -0,0 +1,2 @@
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js.map]
+{"version":3,"file":"sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js","sourceRoot":"","sources":["sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts"],"names":[],"mappings":"AACK,mBAAC,CAAc"}
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.sourcemap.txt b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.sourcemap.txt
new file mode 100644
index 00000000000..8e5860c7a77
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.sourcemap.txt
@@ -0,0 +1,24 @@
+===================================================================
+JsFile: sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js
+mapUrl: sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js.map
+sourceRoot: 
+sources: sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts
+===================================================================
+-------------------------------------------------------------------
+emittedFile:tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js
+sourceFile:sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts
+-------------------------------------------------------------------
+>>>var x = { x: 20 }.x;
+1 >
+2 >^^^^^^^^^^^^^^^^^^^
+3 >                   ^
+4 >                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+1 >
+  >var {
+2 >x
+3 >                   } = { x: 20 };
+1 >Emitted(1, 1) Source(2, 6) + SourceIndex(0)
+2 >Emitted(1, 20) Source(2, 7) + SourceIndex(0)
+3 >Emitted(1, 21) Source(2, 21) + SourceIndex(0)
+---
+>>>//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.symbols b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.symbols
new file mode 100644
index 00000000000..950fca4eb00
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.symbols
@@ -0,0 +1,6 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts ===
+
+var {x} = { x: 20 };
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts, 1, 5))
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts, 1, 11))
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.types b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.types
new file mode 100644
index 00000000000..c975a9eaae5
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.types
@@ -0,0 +1,8 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts ===
+
+var {x} = { x: 20 };
+>x : number
+>{ x: 20 } : { x: number; }
+>x : number
+>20 : number
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js
new file mode 100644
index 00000000000..d4d52e5e8d9
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js
@@ -0,0 +1,9 @@
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts]
+
+var {x} = { x: 20 };
+var { a, b } = { a: 30, b: 40 };
+
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js]
+var x = { x: 20 }.x;
+var _a = { a: 30, b: 40 }, a = _a.a, b = _a.b;
+//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js.map b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js.map
new file mode 100644
index 00000000000..6d3a8b40d22
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js.map
@@ -0,0 +1,2 @@
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js.map]
+{"version":3,"file":"sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js","sourceRoot":"","sources":["sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts"],"names":[],"mappings":"AACK,mBAAC,CAAc;AACpB,IAAA,qBAA+B,EAAzB,QAAC,EAAE,QAAC,CAAsB"}
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.sourcemap.txt b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.sourcemap.txt
new file mode 100644
index 00000000000..e9454cb2bfa
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.sourcemap.txt
@@ -0,0 +1,52 @@
+===================================================================
+JsFile: sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js
+mapUrl: sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js.map
+sourceRoot: 
+sources: sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts
+===================================================================
+-------------------------------------------------------------------
+emittedFile:tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js
+sourceFile:sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts
+-------------------------------------------------------------------
+>>>var x = { x: 20 }.x;
+1 >
+2 >^^^^^^^^^^^^^^^^^^^
+3 >                   ^
+4 >                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+1 >
+  >var {
+2 >x
+3 >                   } = { x: 20 };
+1 >Emitted(1, 1) Source(2, 6) + SourceIndex(0)
+2 >Emitted(1, 20) Source(2, 7) + SourceIndex(0)
+3 >Emitted(1, 21) Source(2, 21) + SourceIndex(0)
+---
+>>>var _a = { a: 30, b: 40 }, a = _a.a, b = _a.b;
+1->
+2 >^^^^
+3 >    ^^^^^^^^^^^^^^^^^^^^^
+4 >                         ^^
+5 >                           ^^^^^^^^
+6 >                                   ^^
+7 >                                     ^^^^^^^^
+8 >                                             ^
+9 >                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+1->
+  >
+2 >
+3 >    var { a, b } = { a: 30, b: 40 }
+4 >                         
+5 >                           a
+6 >                                   , 
+7 >                                     b
+8 >                                              } = { a: 30, b: 40 };
+1->Emitted(2, 1) Source(3, 1) + SourceIndex(0)
+2 >Emitted(2, 5) Source(3, 1) + SourceIndex(0)
+3 >Emitted(2, 26) Source(3, 32) + SourceIndex(0)
+4 >Emitted(2, 28) Source(3, 7) + SourceIndex(0)
+5 >Emitted(2, 36) Source(3, 8) + SourceIndex(0)
+6 >Emitted(2, 38) Source(3, 10) + SourceIndex(0)
+7 >Emitted(2, 46) Source(3, 11) + SourceIndex(0)
+8 >Emitted(2, 47) Source(3, 33) + SourceIndex(0)
+---
+>>>//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.symbols b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.symbols
new file mode 100644
index 00000000000..4fa80ecf05e
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.symbols
@@ -0,0 +1,12 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts ===
+
+var {x} = { x: 20 };
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts, 1, 5))
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts, 1, 11))
+
+var { a, b } = { a: 30, b: 40 };
+>a : Symbol(a, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts, 2, 5))
+>b : Symbol(b, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts, 2, 8))
+>a : Symbol(a, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts, 2, 16))
+>b : Symbol(b, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts, 2, 23))
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.types b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.types
new file mode 100644
index 00000000000..a694d4ecd29
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.types
@@ -0,0 +1,17 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts ===
+
+var {x} = { x: 20 };
+>x : number
+>{ x: 20 } : { x: number; }
+>x : number
+>20 : number
+
+var { a, b } = { a: 30, b: 40 };
+>a : number
+>b : number
+>{ a: 30, b: 40 } : { a: number; b: number; }
+>a : number
+>30 : number
+>b : number
+>40 : number
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js
new file mode 100644
index 00000000000..f146e4bb8a7
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js
@@ -0,0 +1,7 @@
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts]
+
+var {x = 500} = { x: 20 };
+
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js]
+var _a = { x: 20 }.x, x = _a === void 0 ? 500 : _a;
+//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js.map b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js.map
new file mode 100644
index 00000000000..975a48aa0ee
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js.map
@@ -0,0 +1,2 @@
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js.map]
+{"version":3,"file":"sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js","sourceRoot":"","sources":["sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts"],"names":[],"mappings":"AACK,oBAAO,EAAP,4BAAO,CAAc"}
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.sourcemap.txt b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.sourcemap.txt
new file mode 100644
index 00000000000..2fa0c81199b
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.sourcemap.txt
@@ -0,0 +1,30 @@
+===================================================================
+JsFile: sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js
+mapUrl: sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js.map
+sourceRoot: 
+sources: sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts
+===================================================================
+-------------------------------------------------------------------
+emittedFile:tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js
+sourceFile:sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts
+-------------------------------------------------------------------
+>>>var _a = { x: 20 }.x, x = _a === void 0 ? 500 : _a;
+1 >
+2 >^^^^^^^^^^^^^^^^^^^^
+3 >                    ^^
+4 >                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+5 >                                                  ^
+6 >                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^->
+1 >
+  >var {
+2 >x = 500
+3 >                    
+4 >                      x = 500
+5 >                                                  } = { x: 20 };
+1 >Emitted(1, 1) Source(2, 6) + SourceIndex(0)
+2 >Emitted(1, 21) Source(2, 13) + SourceIndex(0)
+3 >Emitted(1, 23) Source(2, 6) + SourceIndex(0)
+4 >Emitted(1, 51) Source(2, 13) + SourceIndex(0)
+5 >Emitted(1, 52) Source(2, 27) + SourceIndex(0)
+---
+>>>//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.symbols b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.symbols
new file mode 100644
index 00000000000..a668ab8e733
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.symbols
@@ -0,0 +1,6 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts ===
+
+var {x = 500} = { x: 20 };
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts, 1, 5))
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts, 1, 17))
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.types b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.types
new file mode 100644
index 00000000000..bec1b195c98
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.types
@@ -0,0 +1,9 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts ===
+
+var {x = 500} = { x: 20 };
+>x : number
+>500 : number
+>{ x: 20 } : { x?: number; }
+>x : number
+>20 : number
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js
new file mode 100644
index 00000000000..d785d2dd1fd
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js
@@ -0,0 +1,8 @@
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts]
+
+var {x = 500,
+     y} = { x: 20, y: "hi" };
+
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js]
+var _a = { x: 20, y: "hi" }, _b = _a.x, x = _b === void 0 ? 500 : _b, y = _a.y;
+//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js.map b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js.map
new file mode 100644
index 00000000000..e0b108863b0
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js.map
@@ -0,0 +1,2 @@
+//// [sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js.map]
+{"version":3,"file":"sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js","sourceRoot":"","sources":["sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts"],"names":[],"mappings":"AACA,IAAA,uBAC4B,EADvB,SAAO,EAAP,4BAAO,EACP,QAAC,CAAuB"}
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.sourcemap.txt b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.sourcemap.txt
new file mode 100644
index 00000000000..6ae979f8ade
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.sourcemap.txt
@@ -0,0 +1,47 @@
+===================================================================
+JsFile: sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js
+mapUrl: sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js.map
+sourceRoot: 
+sources: sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts
+===================================================================
+-------------------------------------------------------------------
+emittedFile:tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js
+sourceFile:sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts
+-------------------------------------------------------------------
+>>>var _a = { x: 20, y: "hi" }, _b = _a.x, x = _b === void 0 ? 500 : _b, y = _a.y;
+1 >
+2 >^^^^
+3 >    ^^^^^^^^^^^^^^^^^^^^^^^
+4 >                           ^^
+5 >                             ^^^^^^^^^
+6 >                                      ^^
+7 >                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+8 >                                                                    ^^
+9 >                                                                      ^^^^^^^^
+10>                                                                              ^
+11>                                                                               ^^^^^^^^^^^^^^^^^^->
+1 >
+  >
+2 >
+3 >    var {x = 500,
+  >         y} = { x: 20, y: "hi" }
+4 >                           
+5 >                             x = 500
+6 >                                      
+7 >                                        x = 500
+8 >                                                                    ,
+  >                                                                         
+9 >                                                                      y
+10>                                                                              } = { x: 20, y: "hi" };
+1 >Emitted(1, 1) Source(2, 1) + SourceIndex(0)
+2 >Emitted(1, 5) Source(2, 1) + SourceIndex(0)
+3 >Emitted(1, 28) Source(3, 29) + SourceIndex(0)
+4 >Emitted(1, 30) Source(2, 6) + SourceIndex(0)
+5 >Emitted(1, 39) Source(2, 13) + SourceIndex(0)
+6 >Emitted(1, 41) Source(2, 6) + SourceIndex(0)
+7 >Emitted(1, 69) Source(2, 13) + SourceIndex(0)
+8 >Emitted(1, 71) Source(3, 6) + SourceIndex(0)
+9 >Emitted(1, 79) Source(3, 7) + SourceIndex(0)
+10>Emitted(1, 80) Source(3, 30) + SourceIndex(0)
+---
+>>>//# sourceMappingURL=sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.js.map
\ No newline at end of file
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.symbols b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.symbols
new file mode 100644
index 00000000000..8404c342c0b
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.symbols
@@ -0,0 +1,10 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts ===
+
+var {x = 500,
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts, 1, 5))
+
+     y} = { x: 20, y: "hi" };
+>y : Symbol(y, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts, 1, 13))
+>x : Symbol(x, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts, 2, 11))
+>y : Symbol(y, Decl(sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts, 2, 18))
+
diff --git a/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.types b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.types
new file mode 100644
index 00000000000..1d00ac2d56b
--- /dev/null
+++ b/tests/baselines/reference/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.types
@@ -0,0 +1,14 @@
+=== tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts ===
+
+var {x = 500,
+>x : number
+>500 : number
+
+     y} = { x: 20, y: "hi" };
+>y : string
+>{ x: 20, y: "hi" } : { x?: number; y: string; }
+>x : number
+>20 : number
+>y : string
+>"hi" : string
+
diff --git a/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts
new file mode 100644
index 00000000000..da41b8ca49f
--- /dev/null
+++ b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern4.ts
@@ -0,0 +1,3 @@
+// @sourcemap: true
+
+var [x] = [1, 2];
\ No newline at end of file
diff --git a/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts
new file mode 100644
index 00000000000..8e9d05fadd5
--- /dev/null
+++ b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern5.ts
@@ -0,0 +1,4 @@
+// @sourcemap: true
+
+var [x] = [1, 2];
+var [y, z] = [1, 2];
\ No newline at end of file
diff --git a/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts
new file mode 100644
index 00000000000..6c3ea7bedd7
--- /dev/null
+++ b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern6.ts
@@ -0,0 +1,3 @@
+// @sourcemap: true
+
+var [x = 20] = [1, 2];
\ No newline at end of file
diff --git a/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts
new file mode 100644
index 00000000000..d9d91eb578b
--- /dev/null
+++ b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementArrayBindingPattern7.ts
@@ -0,0 +1,3 @@
+// @sourcemap: true
+
+var [x = 20, j] = [1, 2];
\ No newline at end of file
diff --git a/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts
new file mode 100644
index 00000000000..80adb1cf0c1
--- /dev/null
+++ b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern1.ts
@@ -0,0 +1,3 @@
+// @sourcemap: true
+
+var {x} = { x: 20 };
\ No newline at end of file
diff --git a/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts
new file mode 100644
index 00000000000..93465864cd6
--- /dev/null
+++ b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern2.ts
@@ -0,0 +1,4 @@
+// @sourcemap: true
+
+var {x} = { x: 20 };
+var { a, b } = { a: 30, b: 40 };
\ No newline at end of file
diff --git a/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts
new file mode 100644
index 00000000000..5af6b55272f
--- /dev/null
+++ b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern3.ts
@@ -0,0 +1,3 @@
+// @sourcemap: true
+
+var {x = 500} = { x: 20 };
\ No newline at end of file
diff --git a/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts
new file mode 100644
index 00000000000..e0afcb60c27
--- /dev/null
+++ b/tests/cases/compiler/sourceMapValidationDestructuringVariableStatementObjectBindingPattern4.ts
@@ -0,0 +1,4 @@
+// @sourcemap: true
+
+var {x = 500,
+     y} = { x: 20, y: "hi" };
\ No newline at end of file