mirror of
https://github.com/junegunn/fzf.git
synced 2025-11-14 06:13:47 -05:00
Add --listen=HTTP_PORT option to receive actions
Supersedes #2019 See also: * #1728 * https://github.com/junegunn/fzf.vim/pull/1044
This commit is contained in:
Junegunn Choi
465
src/options.go
465
src/options.go
@@ -113,6 +113,7 @@ const usage = `usage: fzf [options]
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--read0 Read input delimited by ASCII NUL characters
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--print0 Print output delimited by ASCII NUL characters
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--sync Synchronous search for multi-staged filtering
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--listen=HTTP_PORT Start HTTP server to receive actions (POST /)
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--version Display version information and exit
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Environment variables
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@@ -296,6 +297,7 @@ type Options struct {
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PreviewLabel labelOpts
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Unicode bool
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Tabstop int
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ListenPort int
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ClearOnExit bool
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Version bool
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}
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@@ -868,8 +870,9 @@ func parseTheme(defaultTheme *tui.ColorTheme, str string) *tui.ColorTheme {
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}
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var (
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executeRegexp *regexp.Regexp
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splitRegexp *regexp.Regexp
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executeRegexp *regexp.Regexp
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splitRegexp *regexp.Regexp
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actionNameRegexp *regexp.Regexp
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)
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func firstKey(keymap map[tui.Event]string) tui.Event {
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@@ -891,45 +894,216 @@ func init() {
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executeRegexp = regexp.MustCompile(
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`(?si)[:+](execute(?:-multi|-silent)?|reload|preview|change-query|change-prompt|change-preview-window|change-preview|(?:re|un)bind):.+|[:+](execute(?:-multi|-silent)?|reload|preview|change-query|change-prompt|change-preview-window|change-preview|(?:re|un)bind)(\([^)]*\)|\[[^\]]*\]|~[^~]*~|![^!]*!|@[^@]*@|\#[^\#]*\#|\$[^\$]*\$|%[^%]*%|\^[^\^]*\^|&[^&]*&|\*[^\*]*\*|;[^;]*;|/[^/]*/|\|[^\|]*\|)`)
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splitRegexp = regexp.MustCompile("[,:]+")
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actionNameRegexp = regexp.MustCompile("(?i)^[a-z-]+")
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}
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func parseKeymap(keymap map[tui.Event][]*action, str string) {
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masked := executeRegexp.ReplaceAllStringFunc(str, func(src string) string {
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symbol := ":"
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if strings.HasPrefix(src, "+") {
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symbol = "+"
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}
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prefix := symbol + "execute"
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if strings.HasPrefix(src[1:], "reload") {
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prefix = symbol + "reload"
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} else if strings.HasPrefix(src[1:], "change-preview-window") {
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prefix = symbol + "change-preview-window"
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} else if strings.HasPrefix(src[1:], "change-preview") {
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prefix = symbol + "change-preview"
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} else if strings.HasPrefix(src[1:], "preview") {
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prefix = symbol + "preview"
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} else if strings.HasPrefix(src[1:], "unbind") {
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prefix = symbol + "unbind"
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} else if strings.HasPrefix(src[1:], "rebind") {
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prefix = symbol + "rebind"
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} else if strings.HasPrefix(src[1:], "change-query") {
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prefix = symbol + "change-query"
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} else if strings.HasPrefix(src[1:], "change-prompt") {
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prefix = symbol + "change-prompt"
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} else if src[len(prefix)] == '-' {
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c := src[len(prefix)+1]
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if c == 's' || c == 'S' {
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prefix += "-silent"
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} else {
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prefix += "-multi"
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}
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}
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func maskActionContents(action string) string {
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masked := executeRegexp.ReplaceAllStringFunc(action, func(src string) string {
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prefix := src[:1] + actionNameRegexp.FindString(src[1:])
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return prefix + "(" + strings.Repeat(" ", len(src)-len(prefix)-2) + ")"
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})
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masked = strings.Replace(masked, "::", string([]rune{escapedColon, ':'}), -1)
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masked = strings.Replace(masked, ",:", string([]rune{escapedComma, ':'}), -1)
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masked = strings.Replace(masked, "+:", string([]rune{escapedPlus, ':'}), -1)
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return masked
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}
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func parseSingleActionList(str string, exit func(string)) []*action {
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// We prepend a colon to satisfy executeRegexp and remove it later
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masked := maskActionContents(":" + str)[1:]
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return parseActionList(masked, str, []*action{}, false, exit)
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}
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func parseActionList(masked string, original string, prevActions []*action, putAllowed bool, exit func(string)) []*action {
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maskedStrings := strings.Split(masked, "+")
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originalStrings := make([]string, len(maskedStrings))
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idx := 0
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for i, maskedString := range maskedStrings {
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originalStrings[i] = original[idx : idx+len(maskedString)]
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idx += len(maskedString) + 1
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}
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actions := make([]*action, 0, len(maskedStrings))
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appendAction := func(types ...actionType) {
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actions = append(actions, toActions(types...)...)
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}
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prevSpec := ""
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for specIndex, spec := range originalStrings {
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spec = prevSpec + spec
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specLower := strings.ToLower(spec)
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switch specLower {
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case "ignore":
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appendAction(actIgnore)
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case "beginning-of-line":
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appendAction(actBeginningOfLine)
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case "abort":
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appendAction(actAbort)
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case "accept":
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appendAction(actAccept)
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case "accept-non-empty":
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appendAction(actAcceptNonEmpty)
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case "print-query":
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appendAction(actPrintQuery)
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case "refresh-preview":
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appendAction(actRefreshPreview)
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case "replace-query":
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appendAction(actReplaceQuery)
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case "backward-char":
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appendAction(actBackwardChar)
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case "backward-delete-char":
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appendAction(actBackwardDeleteChar)
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case "backward-delete-char/eof":
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appendAction(actBackwardDeleteCharEOF)
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case "backward-word":
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appendAction(actBackwardWord)
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case "clear-screen":
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appendAction(actClearScreen)
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case "delete-char":
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appendAction(actDeleteChar)
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case "delete-char/eof":
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appendAction(actDeleteCharEOF)
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case "deselect":
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appendAction(actDeselect)
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case "end-of-line":
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appendAction(actEndOfLine)
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case "cancel":
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appendAction(actCancel)
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case "clear-query":
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appendAction(actClearQuery)
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case "clear-selection":
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appendAction(actClearSelection)
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case "forward-char":
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appendAction(actForwardChar)
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case "forward-word":
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appendAction(actForwardWord)
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case "jump":
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appendAction(actJump)
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case "jump-accept":
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appendAction(actJumpAccept)
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case "kill-line":
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appendAction(actKillLine)
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case "kill-word":
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appendAction(actKillWord)
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case "unix-line-discard", "line-discard":
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appendAction(actUnixLineDiscard)
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case "unix-word-rubout", "word-rubout":
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appendAction(actUnixWordRubout)
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case "yank":
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appendAction(actYank)
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case "backward-kill-word":
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appendAction(actBackwardKillWord)
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case "toggle-down":
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appendAction(actToggle, actDown)
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case "toggle-up":
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appendAction(actToggle, actUp)
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case "toggle-in":
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appendAction(actToggleIn)
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case "toggle-out":
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appendAction(actToggleOut)
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case "toggle-all":
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appendAction(actToggleAll)
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case "toggle-search":
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appendAction(actToggleSearch)
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case "select":
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appendAction(actSelect)
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case "select-all":
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appendAction(actSelectAll)
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case "deselect-all":
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appendAction(actDeselectAll)
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case "close":
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appendAction(actClose)
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case "toggle":
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appendAction(actToggle)
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case "down":
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appendAction(actDown)
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case "up":
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appendAction(actUp)
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case "first", "top":
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appendAction(actFirst)
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case "last":
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appendAction(actLast)
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case "page-up":
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appendAction(actPageUp)
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case "page-down":
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appendAction(actPageDown)
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case "half-page-up":
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appendAction(actHalfPageUp)
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case "half-page-down":
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appendAction(actHalfPageDown)
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case "prev-history", "previous-history":
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appendAction(actPrevHistory)
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case "next-history":
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appendAction(actNextHistory)
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case "prev-selected":
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appendAction(actPrevSelected)
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case "next-selected":
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appendAction(actNextSelected)
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case "toggle-preview":
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appendAction(actTogglePreview)
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case "toggle-preview-wrap":
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appendAction(actTogglePreviewWrap)
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case "toggle-sort":
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appendAction(actToggleSort)
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case "preview-top":
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appendAction(actPreviewTop)
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case "preview-bottom":
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appendAction(actPreviewBottom)
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case "preview-up":
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appendAction(actPreviewUp)
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case "preview-down":
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appendAction(actPreviewDown)
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case "preview-page-up":
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appendAction(actPreviewPageUp)
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case "preview-page-down":
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appendAction(actPreviewPageDown)
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case "preview-half-page-up":
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appendAction(actPreviewHalfPageUp)
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case "preview-half-page-down":
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appendAction(actPreviewHalfPageDown)
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case "enable-search":
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appendAction(actEnableSearch)
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case "disable-search":
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appendAction(actDisableSearch)
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case "put":
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if putAllowed {
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appendAction(actRune)
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} else {
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exit("unable to put non-printable character")
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}
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default:
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t := isExecuteAction(specLower)
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if t == actIgnore {
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if specIndex == 0 && specLower == "" {
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actions = append(prevActions, actions...)
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} else {
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exit("unknown action: " + spec)
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}
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} else {
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offset := len(actionNameRegexp.FindString(spec))
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var actionArg string
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if spec[offset] == ':' {
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if specIndex == len(originalStrings)-1 {
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actionArg = spec[offset+1:]
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actions = append(actions, &action{t: t, a: actionArg})
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} else {
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prevSpec = spec + "+"
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continue
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}
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} else {
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actionArg = spec[offset+1 : len(spec)-1]
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actions = append(actions, &action{t: t, a: actionArg})
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}
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if t == actUnbind || t == actRebind {
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parseKeyChords(actionArg, spec[0:offset]+" target required")
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}
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}
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}
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prevSpec = ""
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}
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return actions
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}
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func parseKeymap(keymap map[tui.Event][]*action, str string, exit func(string)) {
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masked := maskActionContents(str)
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idx := 0
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for _, pairStr := range strings.Split(masked, ",") {
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origPairStr := str[idx : idx+len(pairStr)]
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@@ -937,7 +1111,7 @@ func parseKeymap(keymap map[tui.Event][]*action, str string) {
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pair := strings.SplitN(pairStr, ":", 2)
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if len(pair) < 2 {
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errorExit("bind action not specified: " + origPairStr)
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exit("bind action not specified: " + origPairStr)
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}
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var key tui.Event
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if len(pair[0]) == 1 && pair[0][0] == escapedColon {
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@@ -950,213 +1124,8 @@ func parseKeymap(keymap map[tui.Event][]*action, str string) {
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keys := parseKeyChords(pair[0], "key name required")
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key = firstKey(keys)
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}
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idx2 := len(pair[0]) + 1
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specs := strings.Split(pair[1], "+")
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actions := make([]*action, 0, len(specs))
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appendAction := func(types ...actionType) {
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actions = append(actions, toActions(types...)...)
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}
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prevSpec := ""
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for specIndex, maskedSpec := range specs {
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spec := origPairStr[idx2 : idx2+len(maskedSpec)]
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idx2 += len(maskedSpec) + 1
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spec = prevSpec + spec
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specLower := strings.ToLower(spec)
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switch specLower {
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case "ignore":
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appendAction(actIgnore)
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case "beginning-of-line":
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appendAction(actBeginningOfLine)
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case "abort":
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appendAction(actAbort)
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case "accept":
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appendAction(actAccept)
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case "accept-non-empty":
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appendAction(actAcceptNonEmpty)
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case "print-query":
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appendAction(actPrintQuery)
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case "refresh-preview":
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appendAction(actRefreshPreview)
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case "replace-query":
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appendAction(actReplaceQuery)
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case "backward-char":
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appendAction(actBackwardChar)
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case "backward-delete-char":
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appendAction(actBackwardDeleteChar)
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case "backward-delete-char/eof":
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appendAction(actBackwardDeleteCharEOF)
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case "backward-word":
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appendAction(actBackwardWord)
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case "clear-screen":
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appendAction(actClearScreen)
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case "delete-char":
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appendAction(actDeleteChar)
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case "delete-char/eof":
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appendAction(actDeleteCharEOF)
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case "deselect":
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appendAction(actDeselect)
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case "end-of-line":
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appendAction(actEndOfLine)
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case "cancel":
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appendAction(actCancel)
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case "clear-query":
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appendAction(actClearQuery)
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case "clear-selection":
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appendAction(actClearSelection)
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case "forward-char":
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appendAction(actForwardChar)
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case "forward-word":
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appendAction(actForwardWord)
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case "jump":
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appendAction(actJump)
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case "jump-accept":
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appendAction(actJumpAccept)
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case "kill-line":
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appendAction(actKillLine)
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case "kill-word":
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appendAction(actKillWord)
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case "unix-line-discard", "line-discard":
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appendAction(actUnixLineDiscard)
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case "unix-word-rubout", "word-rubout":
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appendAction(actUnixWordRubout)
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case "yank":
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appendAction(actYank)
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case "backward-kill-word":
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appendAction(actBackwardKillWord)
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case "toggle-down":
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appendAction(actToggle, actDown)
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case "toggle-up":
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appendAction(actToggle, actUp)
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case "toggle-in":
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appendAction(actToggleIn)
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case "toggle-out":
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appendAction(actToggleOut)
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case "toggle-all":
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appendAction(actToggleAll)
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case "toggle-search":
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appendAction(actToggleSearch)
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case "select":
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appendAction(actSelect)
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case "select-all":
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appendAction(actSelectAll)
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case "deselect-all":
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appendAction(actDeselectAll)
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case "close":
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appendAction(actClose)
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case "toggle":
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appendAction(actToggle)
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case "down":
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appendAction(actDown)
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case "up":
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appendAction(actUp)
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case "first", "top":
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appendAction(actFirst)
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case "last":
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appendAction(actLast)
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case "page-up":
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appendAction(actPageUp)
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case "page-down":
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appendAction(actPageDown)
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case "half-page-up":
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appendAction(actHalfPageUp)
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case "half-page-down":
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appendAction(actHalfPageDown)
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case "prev-history", "previous-history":
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appendAction(actPrevHistory)
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case "next-history":
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appendAction(actNextHistory)
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case "prev-selected":
|
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appendAction(actPrevSelected)
|
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case "next-selected":
|
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appendAction(actNextSelected)
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case "toggle-preview":
|
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appendAction(actTogglePreview)
|
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case "toggle-preview-wrap":
|
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appendAction(actTogglePreviewWrap)
|
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case "toggle-sort":
|
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appendAction(actToggleSort)
|
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case "preview-top":
|
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appendAction(actPreviewTop)
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case "preview-bottom":
|
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appendAction(actPreviewBottom)
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case "preview-up":
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appendAction(actPreviewUp)
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case "preview-down":
|
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appendAction(actPreviewDown)
|
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case "preview-page-up":
|
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appendAction(actPreviewPageUp)
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case "preview-page-down":
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appendAction(actPreviewPageDown)
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case "preview-half-page-up":
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appendAction(actPreviewHalfPageUp)
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case "preview-half-page-down":
|
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appendAction(actPreviewHalfPageDown)
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case "enable-search":
|
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appendAction(actEnableSearch)
|
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case "disable-search":
|
||||
appendAction(actDisableSearch)
|
||||
case "put":
|
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if key.Type == tui.Rune && unicode.IsGraphic(key.Char) {
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appendAction(actRune)
|
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} else {
|
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errorExit("unable to put non-printable character: " + pair[0])
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}
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default:
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t := isExecuteAction(specLower)
|
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if t == actIgnore {
|
||||
if specIndex == 0 && specLower == "" {
|
||||
actions = append(keymap[key], actions...)
|
||||
} else {
|
||||
errorExit("unknown action: " + spec)
|
||||
}
|
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} else {
|
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var offset int
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switch t {
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case actReload:
|
||||
offset = len("reload")
|
||||
case actPreview:
|
||||
offset = len("preview")
|
||||
case actChangePreviewWindow:
|
||||
offset = len("change-preview-window")
|
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case actChangePreview:
|
||||
offset = len("change-preview")
|
||||
case actChangePrompt:
|
||||
offset = len("change-prompt")
|
||||
case actChangeQuery:
|
||||
offset = len("change-query")
|
||||
case actUnbind:
|
||||
offset = len("unbind")
|
||||
case actRebind:
|
||||
offset = len("rebind")
|
||||
case actExecuteSilent:
|
||||
offset = len("execute-silent")
|
||||
case actExecuteMulti:
|
||||
offset = len("execute-multi")
|
||||
default:
|
||||
offset = len("execute")
|
||||
}
|
||||
var actionArg string
|
||||
if spec[offset] == ':' {
|
||||
if specIndex == len(specs)-1 {
|
||||
actionArg = spec[offset+1:]
|
||||
actions = append(actions, &action{t: t, a: actionArg})
|
||||
} else {
|
||||
prevSpec = spec + "+"
|
||||
continue
|
||||
}
|
||||
} else {
|
||||
actionArg = spec[offset+1 : len(spec)-1]
|
||||
actions = append(actions, &action{t: t, a: actionArg})
|
||||
}
|
||||
if t == actUnbind || t == actRebind {
|
||||
parseKeyChords(actionArg, spec[0:offset]+" target required")
|
||||
}
|
||||
}
|
||||
}
|
||||
prevSpec = ""
|
||||
}
|
||||
keymap[key] = actions
|
||||
putAllowed := key.Type == tui.Rune && unicode.IsGraphic(key.Char)
|
||||
keymap[key] = parseActionList(pair[1], origPairStr[len(pair[0])+1:], keymap[key], putAllowed, exit)
|
||||
}
|
||||
}
|
||||
|
||||
@@ -1455,7 +1424,7 @@ func parseOptions(opts *Options, allArgs []string) {
|
||||
case "--tiebreak":
|
||||
opts.Criteria = parseTiebreak(nextString(allArgs, &i, "sort criterion required"))
|
||||
case "--bind":
|
||||
parseKeymap(opts.Keymap, nextString(allArgs, &i, "bind expression required"))
|
||||
parseKeymap(opts.Keymap, nextString(allArgs, &i, "bind expression required"), errorExit)
|
||||
case "--color":
|
||||
_, spec := optionalNextString(allArgs, &i)
|
||||
if len(spec) == 0 {
|
||||
@@ -1657,6 +1626,10 @@ func parseOptions(opts *Options, allArgs []string) {
|
||||
nextString(allArgs, &i, "padding required (TRBL / TB,RL / T,RL,B / T,R,B,L)"))
|
||||
case "--tabstop":
|
||||
opts.Tabstop = nextInt(allArgs, &i, "tab stop required")
|
||||
case "--listen":
|
||||
opts.ListenPort = nextInt(allArgs, &i, "listen port required")
|
||||
case "--no-listen":
|
||||
opts.ListenPort = 0
|
||||
case "--clear":
|
||||
opts.ClearOnExit = true
|
||||
case "--no-clear":
|
||||
@@ -1723,7 +1696,7 @@ func parseOptions(opts *Options, allArgs []string) {
|
||||
} else if match, value := optString(arg, "--color="); match {
|
||||
opts.Theme = parseTheme(opts.Theme, value)
|
||||
} else if match, value := optString(arg, "--bind="); match {
|
||||
parseKeymap(opts.Keymap, value)
|
||||
parseKeymap(opts.Keymap, value, errorExit)
|
||||
} else if match, value := optString(arg, "--history="); match {
|
||||
setHistory(value)
|
||||
} else if match, value := optString(arg, "--history-size="); match {
|
||||
@@ -1744,6 +1717,8 @@ func parseOptions(opts *Options, allArgs []string) {
|
||||
opts.Padding = parseMargin("padding", value)
|
||||
} else if match, value := optString(arg, "--tabstop="); match {
|
||||
opts.Tabstop = atoi(value)
|
||||
} else if match, value := optString(arg, "--listen="); match {
|
||||
opts.ListenPort = atoi(value)
|
||||
} else if match, value := optString(arg, "--hscroll-off="); match {
|
||||
opts.HscrollOff = atoi(value)
|
||||
} else if match, value := optString(arg, "--scroll-off="); match {
|
||||
@@ -1773,6 +1748,10 @@ func parseOptions(opts *Options, allArgs []string) {
|
||||
errorExit("tab stop must be a positive integer")
|
||||
}
|
||||
|
||||
if opts.ListenPort < 0 || opts.ListenPort > 65535 {
|
||||
errorExit("invalid listen port")
|
||||
}
|
||||
|
||||
if len(opts.JumpLabels) == 0 {
|
||||
errorExit("empty jump labels")
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user