gecko-dev/toolkit/.eslintrc

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{
// When adding items to this file please check for effects on all of toolkit
// and browser
"rules": {
// Braces only needed for multi-line arrow function blocks
// "arrow-body-style": [2, "as-needed"],
// Require spacing around =>
// "arrow-spacing": 2,
// Always require spacing around a single line block
// "block-spacing": 1,
// No newline before open brace for a block
// "brace-style": 2,
// No space before always a space after a comma
// "comma-spacing": [2, {"before": false, "after": true}],
// Commas at the end of the line not the start
// "comma-style": 2,
// Don't require spaces around computed properties
// "computed-property-spacing": [2, "never"],
// Functions must always return something or nothing
// "consistent-return": 2,
// Require braces around blocks that start a new line
// Note that this rule is likely to be overridden on a per-directory basis
// very frequently.
// "curly": [2, "multi-line"],
// Always require a trailing EOL
"eol-last": 2,
// Require function* name()
// "generator-star-spacing": [2, {"before": false, "after": true}],
// Two space indent
// "indent": [2, 2, { "SwitchCase": 1 }],
// Space after colon not before in property declarations
// "key-spacing": [2, { "beforeColon": false, "afterColon": true, "mode": "minimum" }],
// Unix linebreaks
// "linebreak-style": [2, "unix"],
// Always require parenthesis for new calls
// "new-parens": 2,
// Use [] instead of Array()
// "no-array-constructor": 2,
// No duplicate arguments in function declarations
"no-dupe-args": 2,
// No duplicate keys in object declarations
"no-dupe-keys": 2,
// No duplicate cases in switch statements
"no-duplicate-case": 2,
// No labels
// "no-labels": 2,
// If an if block ends with a return no need for an else block
// "no-else-return": 2,
// No empty statements
// "no-empty": 2,
// No empty character classes in regex
// "no-empty-character-class": 2,
// Disallow empty destructuring
// "no-empty-pattern": 2,
// No assiging to exception variable
// "no-ex-assign": 2,
// No using !! where casting to boolean is already happening
// "no-extra-boolean-cast": 2,
// No double semicolon
// "no-extra-semi": 2,
// No overwriting defined functions
// "no-func-assign": 2,
// No invalid regular expresions
// "no-invalid-regexp": 2,
// No odd whitespace characters
// "no-irregular-whitespace": 2,
// No single if block inside an else block
// "no-lonely-if": 2,
// No mixing spaces and tabs in indent
// "no-mixed-spaces-and-tabs": [2, "smart-tabs"],
// No unnecessary spacing
// "no-multi-spaces": [2, { exceptions: { "AssignmentExpression": true, "VariableDeclarator": true, "ArrayExpression": true } }],
// No reassigning native JS objects
// "no-native-reassign": 2,
// No (!foo in bar)
// "no-negated-in-lhs": 2,
// Nested ternary statements are confusing
// "no-nested-ternary": 2,
// Use {} instead of new Object()
// "no-new-object": 2,
// No Math() or JSON()
"no-obj-calls": 2,
// No octal literals
// "no-octal": 2,
// No redeclaring variables
// "no-redeclare": 2,
// No unnecessary comparisons
// "no-self-compare": 2,
// No declaring variables from an outer scope
// "no-shadow": 2,
// No declaring variables that hide things like arguments
// "no-shadow-restricted-names": 2,
// No spaces between function name and parentheses
// "no-spaced-func": 2,
// No trailing whitespace
// "no-trailing-spaces": 2,
// No using undeclared variables
// "no-undef": 2,
// Error on newline where a semicolon is needed
// "no-unexpected-multiline": 2,
// No unreachable statements
// "no-unreachable": 2,
// No expressions where a statement is expected
// "no-unused-expressions": 2,
// No declaring variables that are never used
// "no-unused-vars": [2, {"vars": "all", "args": "none"}],
// No using variables before defined
// "no-use-before-define": [2, "nofunc"],
// No using with
"no-with": 2,
// Always require semicolon at end of statement
// "semi": [2, "always"],
// Require space after keywords
// "space-after-keywords": 2,
// Require space before blocks
// "space-before-blocks": 2,
// Never use spaces before function parentheses
// "space-before-function-paren": [2, { "anonymous": "always", "named": "never" }],
// Require spaces before finally, catch, etc.
// "space-before-keywords": [2, "always"],
// No space padding in parentheses
// "space-in-parens": [2, "never"],
// Require spaces around operators
// "space-infix-ops": 2,
// Require spaces after return, throw and case
// "space-return-throw-case": 2,
// ++ and -- should not need spacing
// "space-unary-ops": [2, { "words": true, "nonwords": false }],
// No comparisons to NaN
// "use-isnan": 2,
// Only check typeof against valid results
// "valid-typeof": 2,
}
}