@atlaskit/eslint-plugin-design-system
Version:
The essential plugin for use with the Atlassian Design System.
61 lines (59 loc) • 2 kB
JavaScript
// Need to intersect type RuleListener with a generic function to allow use of Parameters<...> to be used
// Allow config to be to be easily passed from rules
/**
* ESLint rules should NEVER throw exceptions, because that breaks the VSCode ESLint server
* (and probably the IntelliJ one too), which causes linting to fail in a file.
*
* It also breaks CI, which was the reason this error boundary was added. It's a final
* catch all.
*/
export function errorBoundary(ruleOrRules, config = false) {
const failSilently = failSilentlyFromConfig(config);
if (isSingleRuleListener(ruleOrRules)) {
return wrapSingleRuleListener(ruleOrRules, failSilently);
}
return wrapRuleListener(ruleOrRules, failSilently);
}
function isSingleRuleListener(rule) {
return typeof rule === 'function';
}
function failSilentlyFromConfig(c) {
switch (typeof c) {
case 'undefined':
return false;
case 'boolean':
return c;
case 'object':
if ('failSilently' in c) {
var _c$failSilently;
return (_c$failSilently = c.failSilently) !== null && _c$failSilently !== void 0 ? _c$failSilently : false;
} else if ('config' in c) {
var _c$config$failSilentl;
return (_c$config$failSilentl = c.config.failSilently) !== null && _c$config$failSilentl !== void 0 ? _c$config$failSilentl : false;
}
return false;
default:
throw new Error('Invalid config');
}
}
function wrapSingleRuleListener(rule, failSilently) {
return (...args) => {
try {
rule(...args);
} catch (err) {
if (!failSilently) {
// eslint-disable-next-line no-console
console.warn(err);
}
}
};
}
function wrapRuleListener(ruleListener, failSilently) {
return Object.entries(ruleListener).reduce((wrappedRuleListener, e) => {
const ruleName = e[0];
const rule = e[1];
return Object.assign(wrappedRuleListener, {
[ruleName]: wrapSingleRuleListener(rule, failSilently)
});
}, {});
}