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bug fix: Erase To Cursor should be inclusive

This commit is contained in:
Roman Shevchenko 2019-01-14 13:32:11 +00:00
parent 3c7b325fe5
commit 67bc276589
2 changed files with 6 additions and 6 deletions
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8
buffer/buffer.go
View File

@ -489,8 +489,8 @@ func (buffer *Buffer) insertLine() {
out := make([]Line, newLineCount)
copy(
out[ : pos - ( uint64(len(buffer.lines)) + 1 - newLineCount )],
buffer.lines[ uint64(len(buffer.lines)) + 1 - newLineCount : pos] )
out[:pos-(uint64(len(buffer.lines))+1-newLineCount)],
buffer.lines[uint64(len(buffer.lines))+1-newLineCount:pos])
out[pos] = newLine()
copy(out[pos+1:], buffer.lines[pos:])
buffer.lines = out
@ -587,7 +587,7 @@ func (buffer *Buffer) Index() {
buffer.lines = append(buffer.lines, newLine())
maxLines := buffer.getMaxLines()
if uint64(len(buffer.lines)) > maxLines {
buffer.lines = buffer.lines[ uint64(len(buffer.lines)) - maxLines : ]
buffer.lines = buffer.lines[uint64(len(buffer.lines))-maxLines:]
}
} else {
buffer.cursorY++
@ -924,7 +924,7 @@ func (buffer *Buffer) EraseDisplayToCursor() {
defer buffer.emitDisplayChange()
line := buffer.getCurrentLine()
for i := 0; i < int(buffer.cursorX); i++ {
for i := 0; i <= int(buffer.cursorX); i++ {
if i >= len(line.cells) {
break
}

4
buffer/buffer_test.go
View File

@ -508,7 +508,7 @@ func TestEraseDisplayToCursor(t *testing.T) {
lines := b.GetVisibleLines()
assert.Equal(t, "", lines[0].String())
assert.Equal(t, "", lines[1].String())
assert.Equal(t, "\x00\x00\x00ng", lines[2].String())
assert.Equal(t, "\x00\x00\x00\x00g", lines[2].String())
}
@ -634,4 +634,4 @@ func TestBufferMaxLines(t *testing.T) {
assert.Equal(t, 2, len(b.lines))
assert.Equal(t, "funny", b.lines[0].String())
assert.Equal(t, "world", b.lines[1].String())
}
}