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Use Promise constructor instead of Promise.defer. Fix #110.

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This commit is contained in:
Daniel Perez 2015-11-09 21:57:59 +09:00
parent 5773c8f47b
commit 3a43853292
1 changed files with 39 additions and 43 deletions
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82
lib/ex.coffee
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@ -4,33 +4,31 @@ fs = require 'fs-plus'
VimOption = require './vim-option'
trySave = (func) ->
deferred = Promise.defer()
new Promise (resolve) ->
try
func()
resolve()
catch error
if error.message.endsWith('is a directory')
atom.notifications.addWarning("Unable to save file: #{error.message}")
else if error.path?
if error.code is 'EACCES'
atom.notifications
.addWarning("Unable to save file: Permission denied '#{error.path}'")
else if error.code in ['EPERM', 'EBUSY', 'UNKNOWN', 'EEXIST']
atom.notifications.addWarning("Unable to save file '#{error.path}'",
detail: error.message)
else if error.code is 'EROFS'
atom.notifications.addWarning(
"Unable to save file: Read-only file system '#{error.path}'")
else if (errorMatch =
/ENOTDIR, not a directory '([^']+)'/.exec(error.message))
fileName = errorMatch[1]
atom.notifications.addWarning("Unable to save file: A directory in the "+
"path '#{fileName}' could not be written to")
else
throw error
try
func()
deferred.resolve()
catch error
if error.message.endsWith('is a directory')
atom.notifications.addWarning("Unable to save file: #{error.message}")
else if error.path?
if error.code is 'EACCES'
atom.notifications
.addWarning("Unable to save file: Permission denied '#{error.path}'")
else if error.code in ['EPERM', 'EBUSY', 'UNKNOWN', 'EEXIST']
atom.notifications.addWarning("Unable to save file '#{error.path}'",
detail: error.message)
else if error.code is 'EROFS'
atom.notifications.addWarning(
"Unable to save file: Read-only file system '#{error.path}'")
else if (errorMatch =
/ENOTDIR, not a directory '([^']+)'/.exec(error.message))
fileName = errorMatch[1]
atom.notifications.addWarning("Unable to save file: A directory in the "+
"path '#{fileName}' could not be written to")
else
throw error
deferred.promise
saveAs = (filePath) ->
editor = atom.workspace.getActiveTextEditor()
@ -150,25 +148,23 @@ class Ex
if filePath.indexOf(' ') isnt -1
throw new CommandError('Only one file name allowed')
deferred = Promise.defer()
new Promise (resolve) ->
editor = atom.workspace.getActiveTextEditor()
saved = false
if filePath.length isnt 0
fullPath = getFullPath(filePath)
if editor.getPath()? and (not fullPath? or editor.getPath() == fullPath)
# Use editor.save when no path is given or the path to the file is given
trySave(-> editor.save()).then(deferred.resolve)
saved = true
else if not fullPath?
fullPath = atom.showSaveDialogSync()
editor = atom.workspace.getActiveTextEditor()
saved = false
if filePath.length isnt 0
fullPath = getFullPath(filePath)
if editor.getPath()? and (not fullPath? or editor.getPath() == fullPath)
# Use editor.save when no path is given or the path to the file is given
trySave(-> editor.save()).then(resolve)
saved = true
else if not fullPath?
fullPath = atom.showSaveDialogSync()
if not saved and fullPath?
if not force and fs.existsSync(fullPath)
throw new CommandError("File exists (add ! to override)")
trySave(-> saveAs(fullPath)).then(deferred.resolve)
deferred.promise
if not saved and fullPath?
if not force and fs.existsSync(fullPath)
throw new CommandError("File exists (add ! to override)")
trySave(-> saveAs(fullPath)).then(resolve)
w: (args...) =>
@write(args...)