notes/coc/extensions/node_modules/coc-pairs/lib/index.js

191 lines
No EOL
7.6 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isWord = exports.wait = exports.byteSlice = exports.activate = void 0;
const coc_nvim_1 = require("coc.nvim");
const pairs = new Map();
pairs.set('{', '}');
pairs.set('[', ']');
pairs.set('(', ')');
pairs.set('<', '>');
pairs.set('"', '"');
pairs.set("'", "'");
pairs.set('`', '`');
async function activate(context) {
let { subscriptions } = context;
const config = coc_nvim_1.workspace.getConfiguration('pairs');
const disableLanguages = config.get('disableLanguages');
const characters = config.get('enableCharacters');
const alwaysPairCharacters = config.get('alwaysPairCharacters', []);
let enableBackspace = config.get('enableBackspace');
if (enableBackspace) {
let map = (await coc_nvim_1.workspace.nvim.call('maparg', ['<bs>', 'i']));
if (map && !map.startsWith('coc#_insert_key'))
enableBackspace = false;
}
if (characters.length == 0)
return;
const { nvim } = coc_nvim_1.workspace;
async function insertPair(character, pair) {
let samePair = character == pair;
let arr = await nvim.eval('[bufnr("%"),get(b:,"coc_pairs_disabled",[]),coc#util#cursor(),&filetype,getline("."),mode()]');
let filetype = arr[3];
if (disableLanguages.indexOf(filetype) !== -1)
return character;
let line = arr[4];
let mode = arr[5];
if (mode.startsWith('R'))
return character;
let chars = arr[1];
if (chars && chars.length && chars.indexOf(character) !== -1)
return character;
let pos = { line: arr[2][0], character: arr[2][1] };
let pre = line.slice(0, pos.character);
let rest = line.slice(pos.character);
let previous = pre.length ? pre[pre.length - 1] : '';
if (alwaysPairCharacters.indexOf(character) == -1 && rest && isWord(rest[0]))
return character;
if (character == '<' && (previous == ' ' || previous == '<')) {
return character;
}
if (samePair && rest[0] == character && rest[1] != character) {
// move position
await nvim.eval(`feedkeys("\\<C-G>U\\<Right>", 'in')`);
return '';
}
if (samePair && pre && (isWord(previous) || previous == character))
return character;
// Only pair single quotes if previous character is not word.
if (character === "'" && pre.match(/.*\w$/)) {
return character;
}
// Rust: don't pair single quotes that are part of lifetime annotations such as `Foo::<'a, 'b>` or `bar: &'a str`
if (filetype === 'rust' && character === "'" &&
(pre.endsWith('<') || rest.startsWith('>') || pre.endsWith('&'))) {
return character;
}
if ((filetype === 'vim' || filetype === 'help') && character === '"' && pos.character === 0) {
return character;
}
if (samePair && pre.length >= 2 && previous == character && pre[pre.length - 2] == character) {
if (pre[pre.length - 3] == character) {
if (character == '"') {
nvim.command(`call feedkeys('"""'."${'\\<C-G>U\\<Left>'.repeat(3)}", 'in')`, true);
}
else {
nvim.command(`call feedkeys("${character.repeat(3)}${'\\<C-G>U\\<Left>'.repeat(3)}", 'in')`, true);
}
return;
}
return character;
}
if (character == '"') {
nvim.command(`call feedkeys('""'."\\<C-G>U\\<Left>", 'in')`, true);
}
else {
nvim.command(`call feedkeys("${character}${pair}${'\\<C-G>U\\<Left>'.repeat(pair.length)}", 'in')`, true);
}
return '';
}
async function closePair(character) {
let [cursor, filetype, line] = await nvim.eval('[coc#util#cursor(),&filetype,getline(".")]');
if (disableLanguages.indexOf(filetype) !== -1)
return character;
let rest = line.slice(cursor[1]);
if (rest[0] == character) {
nvim.command(`call feedkeys("\\<C-G>U\\<Right>", 'in')`, true);
return '';
}
return character;
}
nvim.pauseNotification();
for (let character of characters) {
if (pairs.has(character)) {
subscriptions.push(coc_nvim_1.workspace.registerExprKeymap('i', character, insertPair.bind(null, character, pairs.get(character)), false));
}
let matched = pairs.get(character);
if (matched != character) {
subscriptions.push(coc_nvim_1.workspace.registerExprKeymap('i', matched, closePair.bind(null, matched), false));
}
}
if (enableBackspace) {
subscriptions.push(coc_nvim_1.workspace.registerExprKeymap('i', '<bs>', onBackspace, false));
}
// tslint:disable-next-line: no-floating-promises
nvim.resumeNotification(false, true);
async function createBufferKeymap(doc) {
if (!doc)
return;
let pairs = doc.getVar('pairs', null);
if (!pairs)
return;
if (coc_nvim_1.workspace.bufnr != doc.bufnr)
return;
nvim.pauseNotification();
for (let p of pairs) {
if (Array.isArray(p) && p.length == 2) {
let [character, matched] = p;
subscriptions.push(coc_nvim_1.workspace.registerExprKeymap('i', character, insertPair.bind(null, character, matched), true));
if (matched != character) {
subscriptions.push(coc_nvim_1.workspace.registerExprKeymap('i', matched, closePair.bind(null, matched), true));
}
}
}
// tslint:disable-next-line: no-floating-promises
nvim.resumeNotification(false, true);
}
await createBufferKeymap(coc_nvim_1.workspace.getDocument(coc_nvim_1.workspace.bufnr));
coc_nvim_1.workspace.onDidOpenTextDocument(async (e) => {
await createBufferKeymap(coc_nvim_1.workspace.getDocument(e.uri));
});
}
exports.activate = activate;
// remove paired characters when possible
async function onBackspace() {
let { nvim } = coc_nvim_1.workspace;
let res = await nvim.eval('[getline("."),col("."),synIDattr(synID(line("."), col(".") - 2, 1), "name")]');
if (res) {
let [line, col, synname] = res;
if (col > 1 && !/string/i.test(synname)) {
let buf = Buffer.from(line, 'utf8');
if (col - 1 < buf.length) {
let pre = buf.slice(col - 2, col - 1).toString('utf8');
let next = buf.slice(col - 1, col).toString('utf8');
if (pairs.has(pre) && pairs.get(pre) == next) {
await nvim.eval(`feedkeys("\\<C-G>U\\<right>\\<bs>\\<bs>", 'in')`);
return;
}
}
}
}
await nvim.eval(`feedkeys("\\<bs>", 'in')`);
return '';
}
function byteSlice(content, start, end) {
let buf = Buffer.from(content, 'utf8');
return buf.slice(start, end).toString('utf8');
}
exports.byteSlice = byteSlice;
function wait(ms) {
return new Promise(resolve => {
setTimeout(() => {
resolve(undefined);
}, ms);
});
}
exports.wait = wait;
function isWord(character) {
let code = character.charCodeAt(0);
if (code > 128)
return false;
if (code == 95)
return true;
if (code >= 48 && code <= 57)
return true;
if (code >= 65 && code <= 90)
return true;
if (code >= 97 && code <= 122)
return true;
return false;
}
exports.isWord = isWord;
//# sourceMappingURL=index.js.map