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Bugfix: ignore unhandled control characters #254

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Bugfix: ignore unhandled control characters #254

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2 changes: 1 addition & 1 deletion completion.go
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,7 @@ type CompletionManager struct {
func (c *CompletionManager) GetSelectedSuggestion() (s Suggest, ok bool) {
if c.selected == -1 {
return Suggest{}, false
} else if c.selected < -1 {
} else if c.selected < -1 || c.selected >= len(c.tmp) {
debug.Assert(false, "must not reach here")
c.selected = -1
return Suggest{}, false
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8 changes: 4 additions & 4 deletions input.go
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Expand Up @@ -43,8 +43,8 @@ var ASCIISequences = []*ASCIICode{
{Key: ControlF, ASCIICode: []byte{0x6}},
{Key: ControlG, ASCIICode: []byte{0x7}},
{Key: ControlH, ASCIICode: []byte{0x8}},
//{Key: ControlI, ASCIICode: []byte{0x9}},
//{Key: ControlJ, ASCIICode: []byte{0xa}},
// {Key: ControlI, ASCIICode: []byte{0x9}},
// {Key: ControlJ, ASCIICode: []byte{0xa}},
{Key: ControlK, ASCIICode: []byte{0xb}},
{Key: ControlL, ASCIICode: []byte{0xc}},
{Key: ControlM, ASCIICode: []byte{0xd}},
Expand Down Expand Up @@ -113,8 +113,8 @@ var ASCIISequences = []*ASCIICode{
{Key: F8, ASCIICode: []byte{0x1b, 0x5b, 0x31, 0x39, 0x7e}},
{Key: F9, ASCIICode: []byte{0x1b, 0x5b, 0x32, 0x30, 0x7e}},
{Key: F10, ASCIICode: []byte{0x1b, 0x5b, 0x32, 0x31, 0x7e}},
{Key: F11, ASCIICode: []byte{0x1b, 0x5b, 0x32, 0x32, 0x7e}},
{Key: F12, ASCIICode: []byte{0x1b, 0x5b, 0x32, 0x34, 0x7e, 0x8}},
{Key: F11, ASCIICode: []byte{0x1b, 0x5b, 0x32, 0x33, 0x7e}},
{Key: F12, ASCIICode: []byte{0x1b, 0x5b, 0x32, 0x34, 0x7e}},
{Key: F13, ASCIICode: []byte{0x1b, 0x5b, 0x25, 0x7e}},
{Key: F14, ASCIICode: []byte{0x1b, 0x5b, 0x26, 0x7e}},
{Key: F15, ASCIICode: []byte{0x1b, 0x5b, 0x28, 0x7e}},
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3 changes: 3 additions & 0 deletions prompt.go
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Expand Up @@ -154,6 +154,9 @@ func (p *Prompt) feed(b []byte) (shouldExit bool, exec *Exec) {
if p.handleASCIICodeBinding(b) {
return
}
if len(b) > 0 && (b[0] <= 0x1f || b[0] == 0x7f) {
break
}
p.buf.InsertText(string(b), false, true)
}

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