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# ============================================================================
# FILE: util.py
# AUTHOR: Shougo Matsushita <Shougo.Matsu at gmail.com>
# License: MIT license
# ============================================================================
import json
import re
import os
import sys
import unicodedata
def get_buffer_config(vim, filetype, buffer_var, user_var, default_var):
return vim.call('deoplete#util#get_buffer_config',
filetype, buffer_var, user_var, default_var)
def get_simple_buffer_config(context, buffer_var, user_var):
return (context['bufvars'][buffer_var]
if buffer_var in context['bufvars']
else context['vars'][user_var])
def set_pattern(vim, variable, keys, pattern):
return vim.call('deoplete#util#set_pattern', variable, keys, pattern)
def set_list(vim, variable, keys, list):
return vim.call('deoplete#util#set_pattern', variable, keys, list)
def set_default(vim, var, val):
return vim.call('deoplete#util#set_default', var, val)
def convert2list(expr):
return (expr if isinstance(expr, list) else [expr])
def globruntime(vim, path):
return vim.funcs.globpath(vim.options['runtimepath'], path, 1, 1)
def debug(vim, expr):
if vim.vars['deoplete#enable_debug']:
try:
json_data = json.dumps(str(expr).strip())
except Exception:
vim.command('echomsg string(\'' + str(expr).strip() + '\')')
else:
vim.command('echomsg string(\'' + escape(json_data) + '\')')
else:
error(vim, "not in debug mode, but debug called")
def error(vim, msg):
vim.call('deoplete#util#print_error', msg)
def escape(expr):
return expr.replace("'", "''")
def charpos2bytepos(vim, encoding, input, pos):
return len(bytes(input[: pos], encoding))
def bytepos2charpos(vim, input, pos):
return len(vim.funcs.substitute(
vim.funcs.strpart(input, 0, pos), '.', 'x', 'g'))
def get_custom(vim, source_name):
return vim.call('deoplete#custom#get', source_name)
def get_syn_name(vim):
return vim.call('deoplete#util#get_syn_name')
def parse_file_pattern(f, pattern):
p = re.compile(pattern)
return list(set(p.findall('\n'.join(f.read()))))
def parse_buffer_pattern(b, pattern, complete_str):
p = re.compile(pattern)
return [x for x in p.findall('\n'.join(b)) if x != complete_str]
def fuzzy_escape(string, camelcase):
# Escape string for python regexp.
p = re.sub(r'([a-zA-Z0-9_])', r'\1.*', re.escape(string))
if camelcase and re.search(r'[A-Z]', string):
p = re.sub(r'([a-z])', (lambda pat:
'['+pat.group(1)+pat.group(1).upper()+']'), p)
p = re.sub(r'([a-zA-Z0-9_])\.\*', r'\1[^\1]*', p)
return p
def load_external_module(file, module):
current = os.path.dirname(os.path.abspath(file))
module_dir = os.path.join(os.path.dirname(current), module)
sys.path.insert(0, module_dir)
def truncate_skipping(string, max, footer, footer_len):
if len(string) <= max/2:
return string
if strwidth(string) <= max:
return string
footer += string[
-len(truncate(string[::-1], footer_len)):]
return truncate(string, max - strwidth(footer)) + footer
def truncate(string, max):
if len(string) <= max/2:
return string
if strwidth(string) <= max:
return string
width = 0
ret = ''
for c in string:
wc = charwidth(c)
if width + wc > max:
break
ret += c
width += wc
return ret
def strwidth(string):
width = 0
for c in string:
width += charwidth(c)
return width
def charwidth(c):
wc = unicodedata.east_asian_width(c)
return 2 if wc == 'F' or wc == 'W' else 1
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