63 lines
1.6 KiB
JavaScript
63 lines
1.6 KiB
JavaScript
'use strict';
|
|
const {methodCallSelector} = require('./selectors/index.js');
|
|
const {appendArgument} = require('./fix/index.js');
|
|
|
|
const ERROR = 'error';
|
|
const SUGGESTION = 'suggestion';
|
|
const messages = {
|
|
[ERROR]: 'Missing the `targetOrigin` argument.',
|
|
[SUGGESTION]: 'Use `{{code}}`.',
|
|
};
|
|
|
|
/** @param {import('eslint').Rule.RuleContext} context */
|
|
function create(context) {
|
|
const sourceCode = context.getSourceCode();
|
|
return {
|
|
[methodCallSelector({method: 'postMessage', argumentsLength: 1})](node) {
|
|
const [penultimateToken, lastToken] = sourceCode.getLastTokens(node, 2);
|
|
const replacements = [];
|
|
const target = node.callee.object;
|
|
if (target.type === 'Identifier') {
|
|
const {name} = target;
|
|
|
|
replacements.push(`${name}.location.origin`);
|
|
|
|
if (name !== 'self' && name !== 'window' && name !== 'globalThis') {
|
|
replacements.push('self.location.origin');
|
|
}
|
|
} else {
|
|
replacements.push('self.location.origin');
|
|
}
|
|
|
|
replacements.push('\'*\'');
|
|
|
|
return {
|
|
loc: {
|
|
start: penultimateToken.loc.end,
|
|
end: lastToken.loc.end,
|
|
},
|
|
messageId: ERROR,
|
|
suggest: replacements.map(code => ({
|
|
messageId: SUGGESTION,
|
|
data: {code},
|
|
/** @param {import('eslint').Rule.RuleFixer} fixer */
|
|
fix: fixer => appendArgument(fixer, node, code, sourceCode),
|
|
})),
|
|
};
|
|
},
|
|
};
|
|
}
|
|
|
|
/** @type {import('eslint').Rule.RuleModule} */
|
|
module.exports = {
|
|
create,
|
|
meta: {
|
|
type: 'problem',
|
|
docs: {
|
|
description: 'Enforce using the `targetOrigin` argument with `window.postMessage()`.',
|
|
},
|
|
hasSuggestions: true,
|
|
messages,
|
|
},
|
|
};
|