Allow displaying --nth parts in a different text style

Close #4183

1 files changed, 26 insertions, 16 deletions

diff --git a/src/result_test.go b/src/result_test.go
index c11e1ab5..520ee4b1 100644
--- a/src/result_test.go
+++ b/src/result_test.go
@@ -131,7 +131,7 @@ func TestColorOffset(t *testing.T) {
 
 	colBase := tui.NewColorPair(89, 189, tui.AttrUndefined)
 	colMatch := tui.NewColorPair(99, 199, tui.AttrUndefined)
-	colors := item.colorOffsets(offsets, tui.Dark256, colBase, colMatch, true)
+	colors := item.colorOffsets(offsets, nil, tui.Dark256, colBase, colMatch, tui.AttrUndefined, true)
 	assert := func(idx int, b int32, e int32, c tui.ColorPair) {
 		o := colors[idx]
 		if o.offset[0] != b || o.offset[1] != e || o.color != c {
@@ -155,20 +155,30 @@ func TestColorOffset(t *testing.T) {
 
 	colRegular := tui.NewColorPair(-1, -1, tui.AttrUndefined)
 	colUnderline := tui.NewColorPair(-1, -1, tui.Underline)
-	colors = item.colorOffsets(offsets, tui.Dark256, colRegular, colUnderline, true)
 
-	// [{[0 5] {1 5 0}} {[5 15] {1 5 8}} {[15 20] {1 5 0}}
-	//  {[22 25] {2 6 1}} {[25 27] {2 6 9}} {[27 30] {-1 -1 8}}
-	//  {[30 32] {3 7 8}} {[32 33] {-1 -1 8}} {[33 35] {4 8 9}}
-	//  {[35 40] {4 8 1}}]
-	assert(0, 0, 5, tui.NewColorPair(1, 5, tui.AttrUndefined))
-	assert(1, 5, 15, tui.NewColorPair(1, 5, tui.Underline))
-	assert(2, 15, 20, tui.NewColorPair(1, 5, tui.AttrUndefined))
-	assert(3, 22, 25, tui.NewColorPair(2, 6, tui.Bold))
-	assert(4, 25, 27, tui.NewColorPair(2, 6, tui.Bold|tui.Underline))
-	assert(5, 27, 30, colUnderline)
-	assert(6, 30, 32, tui.NewColorPair(3, 7, tui.Underline))
-	assert(7, 32, 33, colUnderline)
-	assert(8, 33, 35, tui.NewColorPair(4, 8, tui.Bold|tui.Underline))
-	assert(9, 35, 40, tui.NewColorPair(4, 8, tui.Bold))
+	nthOffsets := []Offset{{37, 39}, {42, 45}}
+	for _, attr := range []tui.Attr{tui.AttrRegular, tui.StrikeThrough} {
+		colors = item.colorOffsets(offsets, nthOffsets, tui.Dark256, colRegular, colUnderline, attr, true)
+
+		// [{[0 5] {1 5 0}} {[5 15] {1 5 8}} {[15 20] {1 5 0}}
+		//  {[22 25] {2 6 1}} {[25 27] {2 6 9}} {[27 30] {-1 -1 8}}
+		//  {[30 32] {3 7 8}} {[32 33] {-1 -1 8}} {[33 35] {4 8 9}}
+		//  {[35 37] {4 8 1}} {[37 39] {4 8 x|1}} {[39 40] {4 8 x|1}}]
+		assert(0, 0, 5, tui.NewColorPair(1, 5, tui.AttrUndefined))
+		assert(1, 5, 15, tui.NewColorPair(1, 5, tui.Underline))
+		assert(2, 15, 20, tui.NewColorPair(1, 5, tui.AttrUndefined))
+		assert(3, 22, 25, tui.NewColorPair(2, 6, tui.Bold))
+		assert(4, 25, 27, tui.NewColorPair(2, 6, tui.Bold|tui.Underline))
+		assert(5, 27, 30, colUnderline)
+		assert(6, 30, 32, tui.NewColorPair(3, 7, tui.Underline))
+		assert(7, 32, 33, colUnderline)
+		assert(8, 33, 35, tui.NewColorPair(4, 8, tui.Bold|tui.Underline))
+		assert(9, 35, 37, tui.NewColorPair(4, 8, tui.Bold))
+		expected := tui.Bold | attr
+		if attr == tui.AttrRegular {
+			expected = tui.AttrRegular
+		}
+		assert(10, 37, 39, tui.NewColorPair(4, 8, expected))
+		assert(11, 39, 40, tui.NewColorPair(4, 8, tui.Bold))
+	}
 }