97 lines
2.7 KiB
Plaintext
97 lines
2.7 KiB
Plaintext
'use strict';
|
|
|
|
var utils = require('../utils.js');
|
|
require('eslint-visitor-keys');
|
|
require('espree');
|
|
require('estraverse');
|
|
|
|
const INLINE_ELEMENTS = /* @__PURE__ */ new Set([
|
|
"a",
|
|
"abbr",
|
|
"acronym",
|
|
"b",
|
|
"bdo",
|
|
"big",
|
|
"button",
|
|
"cite",
|
|
"code",
|
|
"dfn",
|
|
"em",
|
|
"i",
|
|
"img",
|
|
"input",
|
|
"kbd",
|
|
"label",
|
|
"map",
|
|
"object",
|
|
"q",
|
|
"samp",
|
|
"script",
|
|
"select",
|
|
"small",
|
|
"span",
|
|
"strong",
|
|
"sub",
|
|
"sup",
|
|
"textarea",
|
|
"tt",
|
|
"var"
|
|
]);
|
|
const messages = {
|
|
spacingAfterPrev: "Ambiguous spacing after previous element {{element}}",
|
|
spacingBeforeNext: "Ambiguous spacing before next element {{element}}"
|
|
};
|
|
var jsxChildElementSpacing = utils.createRule({
|
|
name: "jsx-child-element-spacing",
|
|
package: "jsx",
|
|
meta: {
|
|
type: "layout",
|
|
docs: {
|
|
description: "Enforce or disallow spaces inside of curly braces in JSX attributes and expressions"
|
|
},
|
|
messages,
|
|
schema: []
|
|
},
|
|
create(context) {
|
|
const TEXT_FOLLOWING_ELEMENT_PATTERN = /^[\t\v\f\r \xA0\u1680\u2000-\u200A\u2028\u2029\u202F\u205F\u3000\uFEFF]*\n\s*\S/;
|
|
const TEXT_PRECEDING_ELEMENT_PATTERN = /\S[\t\v\f\r \xA0\u1680\u2000-\u200A\u2028\u2029\u202F\u205F\u3000\uFEFF]*\n\s*$/;
|
|
const elementName = (node) => node.openingElement && node.openingElement.name && node.openingElement.name.type === "JSXIdentifier" && node.openingElement.name.name || "";
|
|
const isInlineElement = (node) => node.type === "JSXElement" && INLINE_ELEMENTS.has(elementName(node));
|
|
const handleJSX = (node) => {
|
|
let lastChild = null;
|
|
let child = null;
|
|
[...node.children, null].forEach((nextChild) => {
|
|
if ((lastChild || nextChild) && (!lastChild || isInlineElement(lastChild)) && (child && (child.type === "Literal" || child.type === "JSXText")) && (!nextChild || isInlineElement(nextChild)) && true) {
|
|
if (lastChild && String(child.value).match(TEXT_FOLLOWING_ELEMENT_PATTERN)) {
|
|
context.report({
|
|
messageId: "spacingAfterPrev",
|
|
node: lastChild,
|
|
loc: lastChild.loc.end,
|
|
data: {
|
|
element: elementName(lastChild)
|
|
}
|
|
});
|
|
} else if (nextChild && String(child.value).match(TEXT_PRECEDING_ELEMENT_PATTERN)) {
|
|
context.report({
|
|
messageId: "spacingBeforeNext",
|
|
node: nextChild,
|
|
loc: nextChild.loc.start,
|
|
data: {
|
|
element: elementName(nextChild)
|
|
}
|
|
});
|
|
}
|
|
}
|
|
lastChild = child;
|
|
child = nextChild;
|
|
});
|
|
};
|
|
return {
|
|
JSXElement: handleJSX,
|
|
JSXFragment: handleJSX
|
|
};
|
|
}
|
|
});
|
|
|
|
module.exports = jsxChildElementSpacing;
|