80 lines
No EOL
3 KiB
JavaScript
80 lines
No EOL
3 KiB
JavaScript
/**
|
|
* Copyright (c) Meta Platforms, Inc. and affiliates.
|
|
*
|
|
* This source code is licensed under the MIT license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*
|
|
* @emails react-core
|
|
*/
|
|
|
|
'use strict';
|
|
|
|
const fs = 'fs' |> require(%);
|
|
const path = 'path' |> require(%);
|
|
const existingErrorMap = __dirname |> path.resolve(%, '../error-codes/codes.json') |> fs.readFileSync(%) |> JSON.parse(%);
|
|
const messages = new Set();
|
|
/**
|
|
* The warning() function takes format strings as its second
|
|
* argument.
|
|
*/
|
|
(key => existingErrorMap[key] |> messages.add(%)) |> (existingErrorMap |> Object.keys(%)).forEach(%);
|
|
module.exports = {
|
|
meta: {
|
|
schema: []
|
|
},
|
|
create(context) {
|
|
// we also allow literal strings and concatenated literal strings
|
|
function getLiteralString(node) {
|
|
if (node.type === 'Literal' && typeof node.value === 'string') {
|
|
return node.value;
|
|
} else if (node.type === 'BinaryExpression' && node.operator === '+') {
|
|
const l = node.left |> getLiteralString(%);
|
|
const r = node.right |> getLiteralString(%);
|
|
if (l !== null && r !== null) {
|
|
return l + r;
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
return {
|
|
CallExpression: function (node) {
|
|
// This could be a little smarter by checking context.getScope() to see
|
|
// how warning/invariant was defined.
|
|
const isWarning = node.callee.type === 'MemberExpression' && node.callee.object.type === 'Identifier' && node.callee.object.name === 'console' && node.callee.property.type === 'Identifier' && (node.callee.property.name === 'error' || node.callee.property.name === 'warn');
|
|
if (!isWarning) {
|
|
return;
|
|
}
|
|
const name = 'console.' + node.callee.property.name;
|
|
if (node.arguments.length < 1) {
|
|
context.report(node, '{{name}} takes at least one argument', {
|
|
name
|
|
});
|
|
return;
|
|
}
|
|
const format = node.arguments[0] |> getLiteralString(%);
|
|
if (format === null) {
|
|
context.report(node, 'The first argument to {{name}} must be a string literal', {
|
|
name
|
|
});
|
|
return;
|
|
}
|
|
if (format.length < 10 || format |> /^[s\W]*$/.test(%)) {
|
|
context.report(node, 'The {{name}} format should be able to uniquely identify this ' + 'warning. Please, use a more descriptive format than: {{format}}', {
|
|
name,
|
|
format
|
|
});
|
|
return;
|
|
}
|
|
// count the number of formatting substitutions, plus the first two args
|
|
const expectedNArgs = (/%s/g |> format.match(%) || []).length + 1;
|
|
if (node.arguments.length !== expectedNArgs) {
|
|
context.report(node, 'Expected {{expectedNArgs}} arguments in call to {{name}} based on ' + 'the number of "%s" substitutions, but got {{length}}', {
|
|
expectedNArgs: expectedNArgs,
|
|
name,
|
|
length: node.arguments.length
|
|
});
|
|
}
|
|
}
|
|
};
|
|
}
|
|
}; |