stylus/edit/linter-engines.js

116 lines
3.4 KiB
JavaScript

/* global LINTER_DEFAULTS linter editorWorker prefs chromeSync */
'use strict';
(() => {
registerLinters({
csslint: {
storageName: 'editorCSSLintConfig',
lint: csslint,
validMode: mode => mode === 'css',
getConfig: config => Object.assign({}, LINTER_DEFAULTS.CSSLINT, config)
},
stylelint: {
storageName: 'editorStylelintConfig',
lint: stylelint,
validMode: () => true,
getConfig: config => ({
syntax: 'sugarss',
rules: Object.assign({}, LINTER_DEFAULTS.STYLELINT.rules, config && config.rules)
})
}
});
async function stylelint(text, config, mode) {
const raw = await editorWorker.stylelint(text, config);
if (!raw) {
return [];
}
// Hiding the errors about "//" comments as we're preprocessing only when saving/applying
// and we can't just pre-remove the comments since "//" may be inside a string token or whatever
const slashCommentAllowed = mode === 'text/x-less' || mode === 'stylus';
const res = [];
for (const w of raw.warnings) {
const msg = w.text.match(/^(?:Unexpected\s+)?(.*?)\s*\([^()]+\)$|$/)[1] || w.text;
if (!slashCommentAllowed || !(
w.rule === 'no-invalid-double-slash-comments' ||
w.rule === 'property-no-unknown' && msg.includes('"//"')
)) {
res.push({
from: {line: w.line - 1, ch: w.column - 1},
to: {line: w.line - 1, ch: w.column},
message: msg.slice(0, 1).toUpperCase() + msg.slice(1),
severity: w.severity,
rule: w.rule,
});
}
}
return res;
}
function csslint(text, config) {
return editorWorker.csslint(text, config)
.then(results =>
results
.map(({line, col: ch, message, rule, type: severity}) => line && {
message,
from: {line: line - 1, ch: ch - 1},
to: {line: line - 1, ch},
rule: rule.id,
severity,
})
.filter(Boolean)
);
}
function registerLinters(engines) {
const configs = new Map();
chrome.storage.onChanged.addListener((changes, area) => {
if (area !== 'sync') {
return;
}
for (const [name, engine] of Object.entries(engines)) {
if (changes.hasOwnProperty(engine.storageName)) {
chromeSync.getLZValue(engine.storageName)
.then(config => {
configs.set(name, engine.getConfig(config));
linter.run();
});
}
}
});
linter.register((text, options, cm) => {
const selectedLinter = prefs.get('editor.linter');
if (!selectedLinter) {
return;
}
const mode = cm.getOption('mode');
if (engines[selectedLinter].validMode(mode)) {
return runLint(selectedLinter);
}
for (const [name, engine] of Object.entries(engines)) {
if (engine.validMode(mode)) {
return runLint(name);
}
}
function runLint(name) {
return getConfig(name)
.then(config => engines[name].lint(text, config, mode));
}
});
function getConfig(name) {
if (configs.has(name)) {
return Promise.resolve(configs.get(name));
}
return chromeSync.getLZValue(engines[name].storageName)
.then(config => {
configs.set(name, engines[name].getConfig(config));
return configs.get(name);
});
}
}
})();