gecko-dev/devtools/.eslintrc

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{
"globals": {
"Cc": true,
"Ci": true,
"Components": true,
"console": true,
"Cr": true,
"Cu": true,
"devtools": true,
"dump": true,
"EventEmitter": true,
"exports": true,
"loader": true,
"module": true,
"require": true,
"Services": true,
"Task": true,
"XPCNativeWrapper": true,
"XPCOMUtils": true,
},
"rules": {
// These are the rules that have been configured so far to match the
// devtools coding style.
// Rules from the mozilla plugin
"mozilla/mark-test-function-used": 1,
"mozilla/no-aArgs": 1,
"mozilla/no-cpows-in-tests": 1,
"mozilla/var-only-at-top-level": 1,
// Disallow using variables outside the blocks they are defined (especially
// since only let and const are used, see "no-var").
"block-scoped-var": 2,
// Enforce one true brace style (opening brace on the same line) and avoid
// start and end braces on the same line.
"brace-style": [1, "1tbs", {"allowSingleLine": false}],
// Require camel case names
"camelcase": 1,
// Allow trailing commas for easy list extension. Having them does not
// impair readability, but also not required either.
"comma-dangle": 0,
// Enforce spacing before and after comma
"comma-spacing": [1, {"before": false, "after": true}],
// Enforce one true comma style.
"comma-style": [1, "last"],
// Warn about cyclomatic complexity in functions.
"complexity": 1,
// Require return statements to either always or never specify values.
"consistent-return": 2,
// Don't warn for inconsistent naming when capturing this (not so important
// with auto-binding fat arrow functions).
"consistent-this": 0,
// Enforce curly brace conventions for all control statements.
"curly": 2,
// Don't require a default case in switch statements. Avoid being forced to
// add a bogus default when you know all possible cases are handled.
"default-case": 0,
// Enforce dots on the next line with property name.
"dot-location": [1, "property"],
// Encourage the use of dot notation whenever possible.
"dot-notation": 2,
// Enforce newline at the end of file, with no multiple empty lines.
"eol-last": 2,
// Allow using == instead of ===, in the interest of landing something since
// the devtools codebase is split on convention here.
"eqeqeq": 0,
// Don't require function expressions to have a name.
// This makes the code more verbose and hard to read. Our engine already
// does a fantastic job assigning a name to the function, which includes
// the enclosing function name, and worst case you have a line number that
// you can just look up.
"func-names": 0,
// Allow use of function declarations and expressions.
"func-style": 0,
// Deprecated, will be removed in 1.0.
"generator-star": 0,
// Enforce the spacing around the * in generator functions.
"generator-star-spacing": [1, "after"],
// Deprecated, will be removed in 1.0.
"global-strict": 0,
// Only useful in a node environment.
"handle-callback-err": 0,
// Tab width.
"indent": [1, 2, {"SwitchCase": 1}],
// Enforces spacing between keys and values in object literal properties.
"key-spacing": [1, {"beforeColon": false, "afterColon": true}],
// Allow mixed 'LF' and 'CRLF' as linebreaks.
"linebreak-style": 0,
// Don't enforce the maximum depth that blocks can be nested. The complexity
// rule is a better rule to check this.
"max-depth": 0,
// Maximum length of a line.
"max-len": [1, 80, 2, {"ignoreUrls": true, "ignorePattern": "^\\s*loader\\.lazy"}],
// Maximum depth callbacks can be nested.
"max-nested-callbacks": [2, 3],
// Don't limit the number of parameters that can be used in a function.
"max-params": 0,
// Don't limit the maximum number of statement allowed in a function. We
// already have the complexity rule that's a better measurement.
"max-statements": 0,
// Require a capital letter for constructors, only check if all new
// operators are followed by a capital letter. Don't warn when capitalized
// functions are used without the new operator.
"new-cap": [2, {"capIsNew": false}],
// Disallow the omission of parentheses when invoking a constructor with no
// arguments.
"new-parens": 2,
// Disallow use of the Array constructor.
"no-array-constructor": 2,
// Allow use of bitwise operators.
"no-bitwise": 0,
// Disallow use of arguments.caller or arguments.callee.
"no-caller": 2,
// Disallow the catch clause parameter name being the same as a variable in
// the outer scope, to avoid confusion.
"no-catch-shadow": 1,
// Deprecated, will be removed in 1.0.
"no-comma-dangle": 0,
// Disallow assignment in conditional expressions.
"no-cond-assign": 2,
// Allow using the console API.
"no-console": 0,
// Allow using constant expressions in conditions like while (true)
"no-constant-condition": 0,
// Allow use of the continue statement.
"no-continue": 0,
// Disallow control characters in regular expressions.
"no-control-regex": 2,
// Disallow use of debugger.
"no-debugger": 2,
// Disallow deletion of variables (deleting properties is fine).
"no-delete-var": 2,
// Allow division operators explicitly at beginning of regular expression.
"no-div-regex": 0,
// Disallow duplicate arguments in functions.
"no-dupe-args": 2,
// Disallow duplicate keys when creating object literals.
"no-dupe-keys": 2,
// Disallow a duplicate case label.
"no-duplicate-case": 2,
// Disallow else after a return in an if. The else around the second return
// here is useless:
// if (something) { return false; } else { return true; }
"no-else-return": 2,
// Disallow empty statements. This will report an error for:
// try { something(); } catch (e) {}
// but will not report it for:
// try { something(); } catch (e) { /* Silencing the error because ...*/ }
// which is a valid use case.
"no-empty": 2,
// Disallow the use of empty character classes in regular expressions.
"no-empty-character-class": 2,
// Disallow use of labels for anything other then loops and switches.
"no-empty-label": 2,
// Disallow use of eval(). We have other APIs to evaluate code in content.
"no-eval": 2,
// Disallow assigning to the exception in a catch block.
"no-ex-assign": 2,
// Disallow adding to native types
"no-extend-native": 2,
// Disallow unnecessary function binding.
"no-extra-bind": 2,
// Disallow double-negation boolean casts in a boolean context.
"no-extra-boolean-cast": 2,
// Allow unnecessary parentheses, as they may make the code more readable.
"no-extra-parens": 0,
// Disallow unnecessary semicolons.
"no-extra-semi": 1,
// Deprecated, will be removed in 1.0.
"no-extra-strict": 0,
// Disallow fallthrough of case statements, except if there is a comment.
"no-fallthrough": 2,
// Allow the use of leading or trailing decimal points in numeric literals.
"no-floating-decimal": 0,
// Disallow comments inline after code.
"no-inline-comments": 1,
// Disallow if as the only statement in an else block.
"no-lonely-if": 2,
// Allow mixing regular variable and require declarations (not a node env).
"no-mixed-requires": 0,
// Disallow mixed spaces and tabs for indentation.
"no-mixed-spaces-and-tabs": 2,
// Disallow use of multiple spaces (sometimes used to align const values,
// array or object items, etc.). It's hard to maintain and doesn't add that
// much benefit.
"no-multi-spaces": 1,
// Disallow use of multiline strings (use template strings instead).
"no-multi-str": 1,
// Disallow multiple empty lines.
"no-multiple-empty-lines": [1, {"max": 1}],
// Disallow reassignments of native objects.
"no-native-reassign": 2,
// Disallow nested ternary expressions, they make the code hard to read.
"no-nested-ternary": 2,
// Allow use of new operator with the require function.
"no-new-require": 0,
// Disallow use of octal literals.
"no-octal": 1,
// Allow reassignment of function parameters.
"no-param-reassign": 0,
// Allow string concatenation with __dirname and __filename (not a node env).
"no-path-concat": 0,
// Allow use of unary operators, ++ and --.
"no-plusplus": 0,
// Allow using process.env (not a node environment).
"no-process-env": 0,
// Allow using process.exit (not a node environment).
"no-process-exit": 0,
// Disallow usage of __proto__ property.
"no-proto": 2,
// Disallow declaring the same variable more than once (we use let anyway).
"no-redeclare": 2,
// Disallow multiple spaces in a regular expression literal.
"no-regex-spaces": 2,
// Allow reserved words being used as object literal keys.
"no-reserved-keys": 0,
// Don't restrict usage of specified node modules (not a node environment).
"no-restricted-modules": 0,
// Disallow use of assignment in return statement. It is preferable for a
// single line of code to have only one easily predictable effect.
"no-return-assign": 2,
// Allow use of javascript: urls.
"no-script-url": 0,
// Disallow comparisons where both sides are exactly the same.
"no-self-compare": 2,
// Disallow use of comma operator.
"no-sequences": 2,
// Warn about declaration of variables already declared in the outer scope.
// This isn't an error because it sometimes is useful to use the same name
// in a small helper function rather than having to come up with another
// random name.
// Still, making this a warning can help people avoid being confused.
"no-shadow": 1,
// Disallow shadowing of names such as arguments.
"no-shadow-restricted-names": 2,
// Deprecated, will be removed in 1.0.
"no-space-before-semi": 0,
// Disallow space between function identifier and application.
"no-spaced-func": 1,
// Disallow sparse arrays, eg. let arr = [,,2].
// Array destructuring is fine though:
// for (let [, breakpointPromise] of aPromises)
"no-sparse-arrays": 2,
// Allow use of synchronous methods (not a node environment).
"no-sync": 0,
// Allow the use of ternary operators.
"no-ternary": 0,
// Disallow throwing literals (eg. throw "error" instead of
// throw new Error("error")).
"no-throw-literal": 2,
// Disallow trailing whitespace at the end of lines.
"no-trailing-spaces": 2,
// Disallow use of undeclared variables unless mentioned in a /*global */
// block. Note that globals from head.js are automatically imported in tests
// by the import-headjs-globals rule form the mozilla eslint plugin.
"no-undef": 2,
// Allow dangling underscores in identifiers (for privates).
"no-underscore-dangle": 0,
// Allow use of undefined variable.
"no-undefined": 0,
// Disallow the use of Boolean literals in conditional expressions.
"no-unneeded-ternary": 2,
// Disallow unreachable statements after a return, throw, continue, or break
// statement.
"no-unreachable": 2,
// Disallow declaration of variables that are not used in the code
"no-unused-vars": 2,
// Allow using variables before they are defined.
"no-use-before-define": 0,
// We use var-only-at-top-level instead of no-var as we allow top level
// vars.
"no-var": 0,
// Allow using TODO/FIXME comments.
"no-warning-comments": 0,
// Disallow use of the with statement.
"no-with": 2,
// Don't require method and property shorthand syntax for object literals.
// We use this in the code a lot, but not consistently, and this seems more
// like something to check at code review time.
"object-shorthand": 0,
// Allow more than one variable declaration per function.
"one-var": 0,
// Disallow padding within blocks.
"padded-blocks": [1, "never"],
// Don't require quotes around object literal property names.
"quote-props": 0,
// Double quotes should be used.
"quotes": [1, "double", "avoid-escape"],
// Require use of the second argument for parseInt().
"radix": 2,
// Always require use of semicolons wherever they are valid.
"semi": [1, "always"],
// Enforce spacing after semicolons.
"semi-spacing": [1, {"before": false, "after": true}],
// Don't require to sort variables within the same declaration block.
// Anyway, one-var is disabled.
"sort-vars": 0,
// Deprecated, will be removed in 1.0.
"space-after-function-name": 0,
// Require a space after keywords.
"space-after-keywords": [1, "always"],
// Deprecated, will be removed in 1.0.
"space-after-function-name": 0,
// Require a space before the start brace of a block.
"space-before-blocks": [1, "always"],
// Deprecated, will be removed in 1.0.
"space-before-function-parentheses": 0,
// Disallow space before function opening parenthesis.
"space-before-function-paren": [1, "never"],
// Disable the rule that checks if spaces inside {} and [] are there or not.
// Our code is split on conventions, and it'd be nice to have 2 rules
// instead, one for [] and one for {}. So, disabling until we write them.
"space-in-brackets": 0,
// Disallow spaces inside parentheses.
"space-in-parens": [1, "never"],
// Require spaces around operators, except for a|0.
"space-infix-ops": [1, {"int32Hint": true}],
// Require a space after return, throw, and case.
"space-return-throw-case": 1,
// Require spaces before/after unary operators (words on by default,
// nonwords off by default).
"space-unary-ops": [1, { "words": true, "nonwords": false }],
// Deprecated, will be removed in 1.0.
"space-unary-word-ops": 0,
// Require a space immediately following the // in a line comment.
"spaced-comment": [1, "always"],
// Require "use strict" to be defined globally in the script.
"strict": [2, "global"],
// Disallow comparisons with the value NaN.
"use-isnan": 2,
// Warn about invalid JSDoc comments.
// Disabled for now because of https://github.com/eslint/eslint/issues/2270
// The rule fails on some jsdoc comments like in:
// devtools/client/webconsole/console-output.js
"valid-jsdoc": 0,
// Ensure that the results of typeof are compared against a valid string.
"valid-typeof": 2,
// Allow vars to be declared anywhere in the scope.
"vars-on-top": 0,
// Don't require immediate function invocation to be wrapped in parentheses.
"wrap-iife": 0,
// Don't require regex literals to be wrapped in parentheses (which
// supposedly prevent them from being mistaken for division operators).
"wrap-regex": 0,
// Disallow Yoda conditions (where literal value comes first).
"yoda": 2,
// And these are the rules that haven't been discussed so far, and that are
// disabled for now until we introduce them, one at a time.
// Require for-in loops to have an if statement.
"guard-for-in": 0,
// allow/disallow an empty newline after var statement
"newline-after-var": 0,
// disallow the use of alert, confirm, and prompt
"no-alert": 0,
// disallow comparisons to null without a type-checking operator
"no-eq-null": 0,
// disallow overwriting functions written as function declarations
"no-func-assign": 0,
// disallow use of eval()-like methods
"no-implied-eval": 0,
// disallow function or variable declarations in nested blocks
"no-inner-declarations": 0,
// disallow invalid regular expression strings in the RegExp constructor
"no-invalid-regexp": 0,
// disallow irregular whitespace outside of strings and comments
"no-irregular-whitespace": 0,
// disallow usage of __iterator__ property
"no-iterator": 0,
// disallow labels that share a name with a variable
"no-label-var": 0,
// disallow use of labeled statements
"no-labels": 0,
// disallow unnecessary nested blocks
"no-lone-blocks": 0,
// disallow creation of functions within loops
"no-loop-func": 0,
// disallow negation of the left operand of an in expression
"no-negated-in-lhs": 0,
// disallow use of new operator when not part of the assignment or
// comparison
"no-new": 0,
// disallow use of new operator for Function object
"no-new-func": 0,
// disallow use of the Object constructor
"no-new-object": 0,
// disallows creating new instances of String,Number, and Boolean
"no-new-wrappers": 0,
// disallow the use of object properties of the global object (Math and
// JSON) as functions
"no-obj-calls": 0,
// disallow use of octal escape sequences in string literals, such as
// var foo = "Copyright \251";
"no-octal-escape": 0,
// disallow use of undefined when initializing variables
"no-undef-init": 0,
// disallow usage of expressions in statement position
"no-unused-expressions": 0,
// disallow use of void operator
"no-void": 0,
// disallow wrapping of non-IIFE statements in parens
"no-wrap-func": 0,
// require assignment operator shorthand where possible or prohibit it
// entirely
"operator-assignment": 0,
// enforce operators to be placed before or after line breaks
"operator-linebreak": 0,
}
}