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Add actual command calling

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This commit is contained in:
jazzpi 2015-03-21 23:36:08 +01:00
parent a7504aa590
commit 548f9b75c4
1 changed files with 37 additions and 8 deletions
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45
lib/command.coffee
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@ -27,11 +27,11 @@ class Command
unless mark?
throw new CommandError('Mark ' + str + ' not set.')
addr = mark.bufferMarker.range.end.row
else if str[0] == "/" # TODO: Parse forward search
else if str[0] == "/"
addr = Find.findNext(@editor.buffer.lines, str[1...-1], curLine)
unless addr?
throw new CommandError('Pattern not found: ' + str[1...-1])
else if str[0] == "?" # TODO: Parse backwards search
else if str[0] == "?"
addr = Find.findPrevious(@editor.buffer.lines, str[1...-1], curLine)
unless addr?
throw new CommandError('Pattern not found: ' + str[1...-1])
@ -53,7 +53,8 @@ class Command
execute: (input) ->
@vimState = @exState.globalExState.vim?.getEditorState(@editor)
# Command line parsing (mostly) following the rules at
# http://pubs.opengroup.org/onlinepubs/9699919799/utilities/ex.html#tag_20_40_13_03
# http://pubs.opengroup.org/onlinepubs/9699919799/utilities
# /ex.html#tag_20_40_13_03
# Steps 1/2: Leading blanks and colons are ignored.
cl = input.characters
cl = cl.replace(/^(:|\s)*/, '')
@ -124,15 +125,43 @@ class Command
# Step 5: Leading blanks are ignored
cl = cl.trimLeft()
# Vim behavior: If no command is specified, go to the specified length
# Step 6a: If no command is specified, go to the last specified address
if cl.length == 0
@editor.setCursorBufferPosition([range[1], 0])
return
func = Ex.singleton()[command]
if func?
func(args...)
# Ignore steps 6b and 6c since they only make sense for print commands and
# print doesn't make sense
# Ignore step 7a since flags are only useful for print
# Step 7b: :k<valid mark> is equal to :mark <valid mark> - only a-zA-Z is
# in vim-mode for now
if cl.length == 2 and cl[0] == 'k' and /[a-z]/i.test(cl[1])
command = 'mark'
args = cl[1]
else if not /[a-z]/i.test(cl[0])
command = cl[0]
args = cl[1..]
else
throw new CommandError("#{input.characters}")
[m, command, args] = cl.match(/^(\w+)(.*)/)
# If the command matches an existing one exactly, execute that one
if func = Ex.singleton()[command]?
func(range, args)
else
# Step 8: Match command against existing commands
matching = ([name for name, val of Ex.singleton() when \
name.indexOf(command) == 0])
matching.sort()
command = matching[0]
func = Ex.singleton()[command]
if func?
func(range, args)
else
throw new CommandError("Not an editor command: #{input.characters}")
module.exports = {Command, CommandError}