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Set matches in the input

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This commit is contained in:
Zachary Yedidia
2017-02-19 11:16:18 -05:00
parent 6dfc8e081f
commit 8ad8b71842
1 changed files with 28 additions and 13 deletions
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highlighter.go
+28 -13
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@@ -24,6 +24,7 @@ type LineStates interface {
LineData() [][]byte LineData() [][]byte
State(lineN int) State State(lineN int) State
SetState(lineN int, s State) SetState(lineN int, s State)
SetMatch(lineN int, m LineMatch)
} }
type Highlighter struct { type Highlighter struct {
@@ -190,30 +191,45 @@ func (h *Highlighter) HighlightString(input string) []LineMatch {
return lineMatches return lineMatches
} }
func (h *Highlighter) Highlight(input LineStates, startline int) []LineMatch { func (h *Highlighter) Highlight(input LineStates, startline int) {
lines := input.LineData() lines := input.LineData()
var lineMatches []LineMatch
for i := startline; i < len(lines); i++ { for i := startline; i < len(lines); i++ {
line := []byte(lines[i]) line := []byte(lines[i])
var match LineMatch
if i == 0 || h.lastRegion == nil { if i == 0 || h.lastRegion == nil {
lineMatches = append(lineMatches, h.highlightEmptyRegion(0, true, i, line)) match = h.highlightEmptyRegion(0, true, i, line)
} else { } else {
lineMatches = append(lineMatches, h.highlightRegion(0, true, i, line, h.lastRegion)) match = h.highlightRegion(0, true, i, line, h.lastRegion)
} }
curState := h.lastRegion curState := h.lastRegion
input.SetMatch(i, match)
input.SetState(i, curState) input.SetState(i, curState)
} }
return lineMatches
} }
func (h *Highlighter) ReHighlight(input LineStates, startline int) []LineMatch { func (h *Highlighter) ReHighlightLine(input LineStates, lineN int) {
lines := input.LineData()
line := []byte(lines[lineN])
var match LineMatch
if lineN == 0 || h.lastRegion == nil {
match = h.highlightEmptyRegion(0, true, lineN, line)
} else {
match = h.highlightRegion(0, true, lineN, line, h.lastRegion)
}
curState := h.lastRegion
input.SetMatch(lineN, match)
input.SetState(lineN, curState)
}
func (h *Highlighter) ReHighlight(input LineStates, startline int) {
lines := input.LineData() lines := input.LineData()
var lineMatches []LineMatch
h.lastRegion = nil h.lastRegion = nil
if startline > 0 { if startline > 0 {
@@ -222,12 +238,12 @@ func (h *Highlighter) ReHighlight(input LineStates, startline int) []LineMatch {
for i := startline; i < len(lines); i++ { for i := startline; i < len(lines); i++ {
line := []byte(lines[i]) line := []byte(lines[i])
var match LineMatch
if i == 0 || h.lastRegion == nil { if i == 0 || h.lastRegion == nil {
lineMatches = append(lineMatches, h.highlightEmptyRegion(0, true, i, line)) match = h.highlightEmptyRegion(0, true, i, line)
} else { } else {
lineMatches = append(lineMatches, h.highlightRegion(0, true, i, line, h.lastRegion)) match = h.highlightRegion(0, true, i, line, h.lastRegion)
} }
curState := h.lastRegion curState := h.lastRegion
lastState := input.State(i) lastState := input.State(i)
@@ -235,8 +251,7 @@ func (h *Highlighter) ReHighlight(input LineStates, startline int) []LineMatch {
break break
} }
input.SetMatch(i, match)
input.SetState(i, curState) input.SetState(i, curState)
} }
return lineMatches
} }