diff options
Diffstat (limited to 'third_party/git/git-gui/lib/spellcheck.tcl')
| -rw-r--r-- | third_party/git/git-gui/lib/spellcheck.tcl | 415 |
1 files changed, 0 insertions, 415 deletions
diff --git a/third_party/git/git-gui/lib/spellcheck.tcl b/third_party/git/git-gui/lib/spellcheck.tcl deleted file mode 100644 index 538d61c792de..000000000000 --- a/third_party/git/git-gui/lib/spellcheck.tcl +++ /dev/null @@ -1,415 +0,0 @@ -# git-gui spellchecking support through ispell/aspell -# Copyright (C) 2008 Shawn Pearce - -class spellcheck { - -field s_fd {} ; # pipe to ispell/aspell -field s_version {} ; # ispell/aspell version string -field s_lang {} ; # current language code -field s_prog aspell; # are we actually old ispell? -field s_failed 0 ; # is $s_prog bogus and not working? - -field w_text ; # text widget we are spelling -field w_menu ; # context menu for the widget -field s_menuidx 0 ; # last index of insertion into $w_menu - -field s_i {} ; # timer registration for _run callbacks -field s_clear 0 ; # did we erase misspelled tags yet? -field s_seen [list] ; # lines last seen from $w_text in _run -field s_checked [list] ; # lines already checked -field s_pending [list] ; # [$line $data] sent to ispell/aspell -field s_suggest ; # array, list of suggestions, keyed by misspelling - -constructor init {pipe_fd ui_text ui_menu} { - set w_text $ui_text - set w_menu $ui_menu - array unset s_suggest - - bind_button3 $w_text [cb _popup_suggest %X %Y @%x,%y] - _connect $this $pipe_fd - return $this -} - -method _connect {pipe_fd} { - fconfigure $pipe_fd \ - -encoding utf-8 \ - -eofchar {} \ - -translation lf - - if {[gets $pipe_fd s_version] <= 0} { - if {[catch {close $pipe_fd} err]} { - - # Eh? Is this actually ispell choking on aspell options? - # - if {$s_prog eq {aspell} - && [regexp -nocase {^Usage: } $err] - && ![catch { - set pipe_fd [open [list | $s_prog -v] r] - gets $pipe_fd s_version - close $pipe_fd - }] - && $s_version ne {}} { - if {{@(#) } eq [string range $s_version 0 4]} { - set s_version [string range $s_version 5 end] - } - set s_failed 1 - error_popup [strcat \ - [mc "Unsupported spell checker"] \ - ":\n\n$s_version"] - set s_version {} - return - } - - regsub -nocase {^Error: } $err {} err - if {$s_fd eq {}} { - error_popup [strcat [mc "Spell checking is unavailable"] ":\n\n$err"] - } else { - error_popup [strcat \ - [mc "Invalid spell checking configuration"] \ - ":\n\n$err\n\n" \ - [mc "Reverting dictionary to %s." $s_lang]] - } - } else { - error_popup [mc "Spell checker silently failed on startup"] - } - return - } - - if {{@(#) } ne [string range $s_version 0 4]} { - catch {close $pipe_fd} - error_popup [strcat [mc "Unrecognized spell checker"] ":\n\n$s_version"] - return - } - set s_version [string range [string trim $s_version] 5 end] - regexp \ - {International Ispell Version .* \(but really (Aspell .*?)\)$} \ - $s_version _junk s_version - regexp {^Aspell (\d)+\.(\d+)} $s_version _junk major minor - - puts $pipe_fd ! ; # enable terse mode - - # fetch the language - if {$major > 0 || ($major == 0 && $minor >= 60)} { - puts $pipe_fd {$$cr master} - flush $pipe_fd - gets $pipe_fd s_lang - regexp {[/\\]([^/\\]+)\.[^\.]+$} $s_lang _ s_lang - } else { - set s_lang {} - } - - if {$::default_config(gui.spellingdictionary) eq {} - && [get_config gui.spellingdictionary] eq {}} { - set ::default_config(gui.spellingdictionary) $s_lang - } - - if {$s_fd ne {}} { - catch {close $s_fd} - } - set s_fd $pipe_fd - - fconfigure $s_fd -blocking 0 - fileevent $s_fd readable [cb _read] - - $w_text tag conf misspelled \ - -foreground red \ - -underline 1 - - array unset s_suggest - set s_seen [list] - set s_checked [list] - set s_pending [list] - _run $this -} - -method lang {{n {}}} { - if {$n ne {} && $s_lang ne $n && !$s_failed} { - set spell_cmd [list |] - lappend spell_cmd aspell - lappend spell_cmd --master=$n - lappend spell_cmd --mode=none - lappend spell_cmd --encoding=UTF-8 - lappend spell_cmd pipe - _connect $this [open $spell_cmd r+] - } - return $s_lang -} - -method version {} { - if {$s_version ne {}} { - return "$s_version, $s_lang" - } - return {} -} - -method stop {} { - while {$s_menuidx > 0} { - $w_menu delete 0 - incr s_menuidx -1 - } - $w_text tag delete misspelled - - catch {close $s_fd} - catch {after cancel $s_i} - set s_fd {} - set s_i {} - set s_lang {} -} - -method _popup_suggest {X Y pos} { - while {$s_menuidx > 0} { - $w_menu delete 0 - incr s_menuidx -1 - } - - set b_loc [$w_text index "$pos wordstart"] - set e_loc [_wordend $this $b_loc] - set orig [$w_text get $b_loc $e_loc] - set tags [$w_text tag names $b_loc] - - if {[lsearch -exact $tags misspelled] >= 0} { - if {[info exists s_suggest($orig)]} { - set cnt 0 - foreach s $s_suggest($orig) { - if {$cnt < 5} { - $w_menu insert $s_menuidx command \ - -label $s \ - -command [cb _replace $b_loc $e_loc $s] - incr s_menuidx - incr cnt - } else { - break - } - } - } else { - $w_menu insert $s_menuidx command \ - -label [mc "No Suggestions"] \ - -state disabled - incr s_menuidx - } - $w_menu insert $s_menuidx separator - incr s_menuidx - } - - $w_text mark set saved-insert insert - tk_popup $w_menu $X $Y -} - -method _replace {b_loc e_loc word} { - $w_text configure -autoseparators 0 - $w_text edit separator - - $w_text delete $b_loc $e_loc - $w_text insert $b_loc $word - - $w_text edit separator - $w_text configure -autoseparators 1 - $w_text mark set insert saved-insert -} - -method _restart_timer {} { - set s_i [after 300 [cb _run]] -} - -proc _match_length {max_line arr_name} { - upvar $arr_name a - - if {[llength $a] > $max_line} { - set a [lrange $a 0 $max_line] - } - while {[llength $a] <= $max_line} { - lappend a {} - } -} - -method _wordend {pos} { - set pos [$w_text index "$pos wordend"] - set tags [$w_text tag names $pos] - while {[lsearch -exact $tags misspelled] >= 0} { - set pos [$w_text index "$pos +1c"] - set tags [$w_text tag names $pos] - } - return $pos -} - -method _run {} { - set cur_pos [$w_text index {insert -1c}] - set cur_line [lindex [split $cur_pos .] 0] - set max_line [lindex [split [$w_text index end] .] 0] - _match_length $max_line s_seen - _match_length $max_line s_checked - - # Nothing in the message buffer? Nothing to spellcheck. - # - if {$cur_line == 1 - && $max_line == 2 - && [$w_text get 1.0 end] eq "\n"} { - array unset s_suggest - _restart_timer $this - return - } - - set active 0 - for {set n 1} {$n <= $max_line} {incr n} { - set s [$w_text get "$n.0" "$n.end"] - - # Don't spellcheck the current line unless we are at - # a word boundary. The user might be typing on it. - # - if {$n == $cur_line - && ![regexp {^\W$} [$w_text get $cur_pos insert]]} { - - # If the current word is misspelled remove the tag - # but force a spellcheck later. - # - set tags [$w_text tag names $cur_pos] - if {[lsearch -exact $tags misspelled] >= 0} { - $w_text tag remove misspelled \ - "$cur_pos wordstart" \ - [_wordend $this $cur_pos] - lset s_seen $n $s - lset s_checked $n {} - } - - continue - } - - if {[lindex $s_seen $n] eq $s - && [lindex $s_checked $n] ne $s} { - # Don't send empty lines to Aspell it doesn't check them. - # - if {$s eq {}} { - lset s_checked $n $s - continue - } - - # Don't send typical s-b-o lines as the emails are - # almost always misspelled according to Aspell. - # - if {[regexp -nocase {^[a-z-]+-by:.*<.*@.*>$} $s]} { - $w_text tag remove misspelled "$n.0" "$n.end" - lset s_checked $n $s - continue - } - - puts $s_fd ^$s - lappend s_pending [list $n $s] - set active 1 - } else { - # Delay until another idle loop to make sure we don't - # spellcheck lines the user is actively changing. - # - lset s_seen $n $s - } - } - - if {$active} { - set s_clear 1 - flush $s_fd - } else { - _restart_timer $this - } -} - -method _read {} { - while {[gets $s_fd line] >= 0} { - set lineno [lindex $s_pending 0 0] - set line [string trim $line] - - if {$s_clear} { - $w_text tag remove misspelled "$lineno.0" "$lineno.end" - set s_clear 0 - } - - if {$line eq {}} { - lset s_checked $lineno [lindex $s_pending 0 1] - set s_pending [lrange $s_pending 1 end] - set s_clear 1 - continue - } - - set sugg [list] - switch -- [string range $line 0 1] { - {& } { - set line [split [string range $line 2 end] :] - set info [split [lindex $line 0] { }] - set orig [lindex $info 0] - set offs [lindex $info 2] - foreach s [split [lindex $line 1] ,] { - lappend sugg [string range $s 1 end] - } - } - {# } { - set info [split [string range $line 2 end] { }] - set orig [lindex $info 0] - set offs [lindex $info 1] - } - default { - puts stderr "<spell> $line" - continue - } - } - - incr offs -1 - set b_loc "$lineno.$offs" - set e_loc [$w_text index "$lineno.$offs wordend"] - set curr [$w_text get $b_loc $e_loc] - - # At least for English curr = "bob", orig = "bob's" - # so Tk didn't include the 's but Aspell did. We - # try to round out the word. - # - while {$curr ne $orig - && [string equal -length [string length $curr] $curr $orig]} { - set n_loc [$w_text index "$e_loc +1c"] - set n_curr [$w_text get $b_loc $n_loc] - if {$n_curr eq $curr} { - break - } - set curr $n_curr - set e_loc $n_loc - } - - if {$curr eq $orig} { - $w_text tag add misspelled $b_loc $e_loc - if {[llength $sugg] > 0} { - set s_suggest($orig) $sugg - } else { - unset -nocomplain s_suggest($orig) - } - } else { - unset -nocomplain s_suggest($orig) - } - } - - fconfigure $s_fd -block 1 - if {[eof $s_fd]} { - if {![catch {close $s_fd} err]} { - set err [mc "Unexpected EOF from spell checker"] - } - catch {after cancel $s_i} - $w_text tag remove misspelled 1.0 end - error_popup [strcat [mc "Spell Checker Failed"] "\n\n" $err] - return - } - fconfigure $s_fd -block 0 - - if {[llength $s_pending] == 0} { - _restart_timer $this - } -} - -proc available_langs {} { - set langs [list] - catch { - set fd [open [list | aspell dump dicts] r] - while {[gets $fd line] >= 0} { - if {$line eq {}} continue - lappend langs $line - } - close $fd - } - return $langs -} - -} |