892a62f4e5
To be followed by tests and `npm run build`, obviously! Reviewed-on: #1 Co-authored-by: Jack Jackson <scubbojj@gmail.com> Co-committed-by: Jack Jackson <scubbojj@gmail.com>
101 lines
3.2 KiB
JavaScript
101 lines
3.2 KiB
JavaScript
/**
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* @fileoverview Rule to check that spaced function application
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* @author Matt DuVall <http://www.mattduvall.com>
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* @deprecated in ESLint v3.3.0
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*/
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"use strict";
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//------------------------------------------------------------------------------
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// Rule Definition
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//------------------------------------------------------------------------------
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/** @type {import('../shared/types').Rule} */
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module.exports = {
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meta: {
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type: "layout",
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docs: {
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description: "Disallow spacing between function identifiers and their applications (deprecated)",
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recommended: false,
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url: "https://eslint.org/docs/latest/rules/no-spaced-func"
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},
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deprecated: {
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message: "Formatting rules are being moved out of ESLint core.",
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url: "https://eslint.org/blog/2016/08/eslint-v3.3.0-released/#deprecated-rules",
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deprecatedSince: "3.3.0",
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availableUntil: "10.0.0",
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replacedBy: [
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{
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message: "ESLint Stylistic now maintains deprecated stylistic core rules.",
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url: "https://eslint.style/guide/migration",
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plugin: {
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name: "@stylistic/eslint-plugin-js",
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url: "https://eslint.style/packages/js"
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},
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rule: {
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name: "function-call-spacing",
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url: "https://eslint.style/rules/js/function-call-spacing"
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}
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}
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]
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},
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fixable: "whitespace",
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schema: [],
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messages: {
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noSpacedFunction: "Unexpected space between function name and paren."
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}
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},
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create(context) {
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const sourceCode = context.sourceCode;
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/**
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* Check if open space is present in a function name
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* @param {ASTNode} node node to evaluate
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* @returns {void}
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* @private
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*/
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function detectOpenSpaces(node) {
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const lastCalleeToken = sourceCode.getLastToken(node.callee);
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let prevToken = lastCalleeToken,
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parenToken = sourceCode.getTokenAfter(lastCalleeToken);
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// advances to an open parenthesis.
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while (
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parenToken &&
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parenToken.range[1] < node.range[1] &&
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parenToken.value !== "("
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) {
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prevToken = parenToken;
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parenToken = sourceCode.getTokenAfter(parenToken);
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}
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// look for a space between the callee and the open paren
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if (parenToken &&
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parenToken.range[1] < node.range[1] &&
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sourceCode.isSpaceBetweenTokens(prevToken, parenToken)
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) {
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context.report({
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node,
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loc: lastCalleeToken.loc.start,
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messageId: "noSpacedFunction",
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fix(fixer) {
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return fixer.removeRange([prevToken.range[1], parenToken.range[0]]);
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}
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});
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}
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}
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return {
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CallExpression: detectOpenSpaces,
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NewExpression: detectOpenSpaces
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};
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}
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};
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