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Also parse negative numbers in CSI

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Kovid Goyal 2023-03-29 15:12:22 +05:30
parent aebfdaa69a
commit 05e10d8066
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2 changed files with 2 additions and 1 deletions
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2
tools/wcswidth/escape-code-parser.go
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@ -119,7 +119,7 @@ func (self *EscapeCodeParser) write_ch(ch byte) {
}
func csi_type(ch byte) csi_char_type {
if 0x30 <= ch && ch <= 0x3f {
if (0x30 <= ch && ch <= 0x3f) || ch == '-' {
return parameter_csi_char
}
if 0x40 <= ch && ch <= 0x7E {

1
tools/wcswidth/escape-code-parser_test.go
View file

@ -46,6 +46,7 @@ func TestEscapeCodeParsing(t *testing.T) {
}
test("\x1b[31m\xc2\x9bm", "CSI: 31m\nCSI: m")
test("\x1b[-31m\xc2\x9bm", "CSI: -31m\nCSI: m")
test("ab\nc", "CH: a\nCH: b\nCH: \n\nCH: c")
test("a\x1b[200m\x1b[mb\x1b[5:3;2;4~", "CH: a\nCSI: 200m\nCSI: m\nCH: b\nCSI: 5:3;2;4~")
test("\x1b[200~a\x1b[201m\x1b[201~\x1b[x", "CH: a\nCH: \x1b\nCH: [\nCH: 2\nCH: 0\nCH: 1\nCH: m\nCSI: x")