| Server IP : 79.136.114.73 / Your IP : 3.148.211.202 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /var/www/appsrv.astacus.se/forge/node_modules/eslint/lib/rules/ |
Upload File : |
/**
* @fileoverview Rule to check multiple var declarations per line
* @author Alberto RodrÃguez
*/
"use strict";
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
module.exports = {
meta: {
type: "suggestion",
docs: {
description: "require or disallow newlines around variable declarations",
category: "Stylistic Issues",
recommended: false,
url: "https://eslint.org/docs/rules/one-var-declaration-per-line"
},
schema: [
{
enum: ["always", "initializations"]
}
],
fixable: "whitespace"
},
create(context) {
const ERROR_MESSAGE = "Expected variable declaration to be on a new line.";
const always = context.options[0] === "always";
//--------------------------------------------------------------------------
// Helpers
//--------------------------------------------------------------------------
/**
* Determine if provided keyword is a variant of for specifiers
* @private
* @param {string} keyword - keyword to test
* @returns {boolean} True if `keyword` is a variant of for specifier
*/
function isForTypeSpecifier(keyword) {
return keyword === "ForStatement" || keyword === "ForInStatement" || keyword === "ForOfStatement";
}
/**
* Checks newlines around variable declarations.
* @private
* @param {ASTNode} node - `VariableDeclaration` node to test
* @returns {void}
*/
function checkForNewLine(node) {
if (isForTypeSpecifier(node.parent.type)) {
return;
}
const declarations = node.declarations;
let prev;
declarations.forEach(current => {
if (prev && prev.loc.end.line === current.loc.start.line) {
if (always || prev.init || current.init) {
context.report({
node,
message: ERROR_MESSAGE,
loc: current.loc.start,
fix: fixer => fixer.insertTextBefore(current, "\n")
});
}
}
prev = current;
});
}
//--------------------------------------------------------------------------
// Public
//--------------------------------------------------------------------------
return {
VariableDeclaration: checkForNewLine
};
}
};