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# vim:fileencoding=utf-8:noet
from __future__ import (unicode_literals, division, absolute_import, print_function)
try:
import vim
except ImportError:
vim = object()
from powerline.segments.vim import window_cached
from powerline.bindings.vim import vim_global_exists
@window_cached
def syntastic(pl, err_format='ERR: {first_line} ({num}) ', warn_format='WARN: {first_line} ({num}) '):
'''Show whether syntastic has found any errors or warnings
:param str err_format:
Format string for errors.
:param str warn_format:
Format string for warnings.
Highlight groups used: ``syntastic:warning`` or ``warning``, ``syntastic:error`` or ``error``.
'''
if not vim_global_exists('SyntasticLoclist'):
return None
has_errors = int(vim.eval('g:SyntasticLoclist.current().hasErrorsOrWarningsToDisplay()'))
if not has_errors:
return
errors = vim.eval('g:SyntasticLoclist.current().errors()')
warnings = vim.eval('g:SyntasticLoclist.current().warnings()')
segments = []
if errors:
segments.append({
'contents': err_format.format(first_line=errors[0]['lnum'], num=len(errors)),
'highlight_groups': ['syntastic:error', 'error'],
})
if warnings:
segments.append({
'contents': warn_format.format(first_line=warnings[0]['lnum'], num=len(warnings)),
'highlight_groups': ['syntastic:warning', 'warning'],
})
return segments
|
