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key-spacing.js
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key-spacing.js
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/**
* @fileoverview Tests for key-spacing rule.
* @author Brandon Mills
* @copyright 2014 Brandon Mills. All rights reserved.
*/
"use strict";
//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------
var rule = require("../../../lib/rules/key-spacing"),
RuleTester = require("../../../lib/testers/rule-tester");
var ruleTester = new RuleTester();
ruleTester.run("key-spacing", rule, {
valid: [{
code: "({\n})"
}, {
code: "({\na: b\n})"
}, {
code: "({\n})",
options: [{ align: "colon" }]
}, {
code: "({\na: b\n})",
options: [{ align: "value" }]
}, {
code: "var obj = { key: value };",
options: [{}]
}, {
code: "var obj = { [(a + b)]: value };",
options: [{}],
parserOptions: { ecmaVersion: 6 }
}, {
code: "var foo = { a:bar };",
options: [{
beforeColon: false,
afterColon: false
}]
}, {
code: "var foo = { a: bar };",
options: [{
beforeColon: false,
afterColon: true
}]
}, {
code: "foo({ 'default': function(){}});",
options: [{
beforeColon: false,
afterColon: true
}]
}, {
code: "function foo() { return {\n key: (foo === 4)\n}; }",
options: [{
beforeColon: false,
afterColon: true
}]
}, {
code: "var obj = {'key' :42 };",
options: [{
beforeColon: true,
afterColon: false
}]
}, {
code: "({a : foo, b : bar})['a'];",
options: [{
beforeColon: true,
afterColon: true
}]
}, {
code: [
"var obj = {",
" 'a' : (42 - 12),",
" foobar : 'value',",
" [(expr)]: val",
"};"
].join("\n"),
options: [{
align: "colon"
}],
parserOptions: { ecmaVersion: 6 }
}, {
code: [
"callExpr(arg, {",
" key :val,",
" 'another' :false,",
" [compute] :'value'",
"});"
].join("\n"),
options: [{
align: "colon",
beforeColon: true,
afterColon: false
}],
parserOptions: { ecmaVersion: 6 }
}, {
code: [
"var obj = {",
" a: (42 - 12),",
" 'foobar': 'value',",
" bat: function() {",
" return this.a;",
" },",
" baz: 42",
"};"
].join("\n"),
options: [{
align: "value"
}]
}, {
code: [
"callExpr(arg, {",
" 'asdf' :val,",
" foobar :false,",
" key : value",
"});"
].join("\n"),
options: [{
align: "value",
beforeColon: true,
afterColon: false
}]
}, {
code: [
"({",
" a : 0,",
" // same group",
" bcd: 0, /*",
" end of group */",
"",
" // different group",
" e: 0,",
" /* group b */",
" f: 0",
"})"
].join("\n"),
options: [{
align: "colon"
}]
}, {
code: [
"obj = { key ",
" : ",
" longName };"
].join("\n"),
options: [{
beforeColon: true,
afterColon: true
}]
}, {
code: [
"obj = { key ",
" :longName };"
].join("\n"),
options: [{
beforeColon: true,
afterColon: false,
mode: "minimum"
}]
}, {
code: "obj = { key :longName };",
options: [{
beforeColon: true,
afterColon: false,
mode: "minimum"
}]
}, {
code: "var obj = { get fn() { return 42; } };",
options: [{}]
}, {
code: "({ get fn() {} })",
options: [{ align: "colon" }]
}, {
code: "var obj = {foo: 'fee', bar: 'bam'};",
options: [{ align: "colon" }]
}, {
code: "var obj = {a: 'foo', bar: 'bam'};",
options: [{ align: "colon" }]
}, {
code: [
"var x = {",
" foo: 10",
" , b : 20",
"};"
].join("\n"),
options: [{ align: "colon" }]
}, {
code: [
"var x = {",
" foo : 10",
" , b : 20",
"};"
].join("\n"),
options: [{ align: "colon", beforeColon: true }]
}, {
code: [
"var x = {",
" foo: 10,",
" /*lol*/b : 20",
"};"
].join("\n"),
options: [{ align: "colon" }]
}, {
code: [
"var a = 'a';",
"var b = 'b';",
"",
"export default {",
" a,",
" b",
"};"
].join("\n"),
parserOptions: { sourceType: "module" },
options: [{ "align": "value" }]
}, {
code: [
"var test = {",
" prop: 123,",
" a,",
" b",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 }
}, {
code: [
"var test = {",
" prop: 456,",
" c,",
" d",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }]
}, {
code: [
"var obj = {",
" foobar: 123,",
" prop,",
" baz: 456",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }]
}, {
code: [
"var test = {",
" prop: 123,",
" a() { }",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 }
}, {
code: [
"var test = {",
" prop: 123,",
" a() { },",
" b() { }",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }]
}, {
code: [
"var obj = {",
" foobar: 123,",
" method() { },",
" baz: 456",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }]
}, {
code: [
"var obj = {",
" foobar: 123,",
" method() {",
" return 42;",
" },",
" baz: 456",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }]
}, {
code: [
"var obj = {",
" foo : foo",
" , bar : bar",
" , cats: cats",
"};"
].join("\n"),
options: [{ "align": "colon" }]
}, {
code: [
"var obj = { foo : foo",
" , bar : bar",
" , cats: cats",
"};"
].join("\n"),
options: [{ "align": "colon" }]
}, {
code: [
"var obj = {",
" foo : foo",
" , bar : bar",
" , cats : cats",
"};"
].join("\n"),
options: [{
"align": "value",
"beforeColon": true
}]
},
// https://github.com/eslint/eslint/issues/4763
{
code: "({a : foo, ...x, b : bar})['a'];",
options: [{
beforeColon: true,
afterColon: true
}],
parserOptions: { ecmaVersion: 6, ecmaFeatures: { experimentalObjectRestSpread: true } }
}, {
code: [
"var obj = {",
" 'a' : (42 - 12),",
" ...x,",
" foobar : 'value',",
" [(expr)]: val",
"};"
].join("\n"),
options: [{
align: "colon"
}],
parserOptions: { ecmaVersion: 6, ecmaFeatures: { experimentalObjectRestSpread: true } }
}, {
code: [
"callExpr(arg, {",
" key :val,",
" ...x,",
" ...y,",
" 'another' :false,",
" [compute] :'value'",
"});"
].join("\n"),
options: [{
align: "colon",
beforeColon: true,
afterColon: false
}],
parserOptions: { ecmaVersion: 6, ecmaFeatures: { experimentalObjectRestSpread: true } }
}, {
code: [
"var obj = {",
" a: (42 - 12),",
" ...x,",
" 'foobar': 'value',",
" bat: function() {",
" return this.a;",
" },",
" baz: 42",
"};"
].join("\n"),
options: [{
align: "value"
}],
parserOptions: { ecmaVersion: 6, ecmaFeatures: { experimentalObjectRestSpread: true } }
}, {
code: [
"({",
" ...x,",
" a : 0,",
" // same group",
" bcd: 0, /*",
" end of group */",
"",
" // different group",
" e: 0,",
" ...y,",
" /* group b */",
" f: 0",
"})"
].join("\n"),
options: [{
align: "colon"
}],
parserOptions: { ecmaVersion: 6, ecmaFeatures: { experimentalObjectRestSpread: true } }
},
// https://github.com/eslint/eslint/issues/4792
{
code: [
"({",
" a: 42,",
" get b() { return 42; }",
"})"
].join("\n"),
options: [{
align: "colon"
}]
}, {
code: [
"({",
" set a(b) { b; },",
" c: 42",
"})"
].join("\n"),
options: [{
align: "value"
}]
}, {
code: [
"({",
" a : 42,",
" get b() { return 42; },",
" set c(v) { v; },",
" def: 42",
"})"
].join("\n"),
options: [{
align: "colon"
}]
}, {
code: [
"({",
" a : 42,",
" get b() { return 42; },",
" set c(v) { v; },",
" def: 42",
"})"
].join("\n"),
options: [{
"multiLine": {
"afterColon": true,
"align": "colon"
}
}]
}, {
code: [
"({",
" a : 42,",
" get b() { return 42; },",
" set c(v) { v; },",
" def : 42,",
" obj : {a: 1, b: 2, c: 3}",
"})"
].join("\n"),
options: [{
"singleLine": {
"afterColon": true,
"beforeColon": false
},
"multiLine": {
"afterColon": true,
"beforeColon": true,
"align": "colon"
}
}]
}, {
code: [
"({",
" a : 42,",
" get b() { return 42; },",
" set c(v) { v; },",
" def : 42,",
" def : {a: 1, b: 2, c: 3}",
"})"
].join("\n"),
options: [{
"multiLine": {
"afterColon": true,
"beforeColon": true,
"align": "colon"
},
"singleLine": {
"afterColon": true,
"beforeColon": false
}
}]
}],
invalid: [{
code: "var bat = function() { return { foo:bar, 'key': value }; };",
options: [{
beforeColon: false,
afterColon: false
}],
errors: [{ message: "Extra space before value for key 'key'.", type: "Identifier", line: 1, column: 49 }]
}, {
code: "var obj = { [ (a + b) ]:value };",
options: [{}],
parserOptions: { ecmaVersion: 6 },
errors: [{ message: "Missing space before value for computed key 'a + b'.", type: "Identifier", line: 1, column: 25 }]
}, {
code: "fn({ foo:bar, 'key' :value });",
options: [{
beforeColon: false,
afterColon: false
}],
errors: [{ message: "Extra space after key 'key'.", type: "Literal", line: 1, column: 15 }]
}, {
code: "var obj = {prop :(42)};",
options: [{
beforeColon: true,
afterColon: true
}],
errors: [{ message: "Missing space before value for key 'prop'.", type: "Literal", line: 1, column: 18 }]
}, {
code: "({'a' : foo, b: bar() }).b();",
options: [{
beforeColon: true,
afterColon: true
}],
errors: [{ message: "Missing space after key 'b'.", type: "Identifier", line: 1, column: 14 }]
}, {
code: "({'a' :foo(), b: bar() }).b();",
options: [{
beforeColon: true,
afterColon: true
}],
errors: [
{ message: "Extra space after key 'a'.", type: "Literal", line: 1, column: 3 },
{ message: "Missing space before value for key 'a'.", type: "CallExpression", line: 1, column: 9 },
{ message: "Missing space after key 'b'.", type: "Identifier", line: 1, column: 16 },
{ message: "Extra space before value for key 'b'.", type: "CallExpression", line: 1, column: 20 }
]
}, {
code: "bar = { key:value };",
options: [{
beforeColon: false,
afterColon: true
}],
errors: [{ message: "Missing space before value for key 'key'.", type: "Identifier", line: 1, column: 13 }]
}, {
code: [
"obj = {",
" key: value,",
" foobar:fn(),",
" 'a' : (2 * 2)",
"};"
].join("\n"),
options: [{
align: "colon"
}],
errors: [
{ message: "Missing space after key 'key'.", type: "Identifier", line: 2, column: 5 },
{ message: "Extra space before value for key 'key'.", type: "Identifier", line: 2, column: 12 },
{ message: "Missing space before value for key 'foobar'.", type: "CallExpression", line: 3, column: 12}
]
}, {
code: [
"({",
" 'a' : val,",
" foo:fn(),",
" b :[42],",
" c :call()",
"}).a();"
].join("\n"),
options: [{
align: "colon",
beforeColon: true,
afterColon: false
}],
errors: [
{ message: "Extra space before value for key 'a'.", type: "Identifier", line: 2, column: 11 },
{ message: "Missing space after key 'foo'.", type: "Identifier", line: 3, column: 5 },
{ message: "Extra space after key 'b'.", type: "Identifier", line: 4, column: 5 }
]
}, {
code: [
"var obj = {",
" a: fn(),",
" 'b' : 42,",
" foo:(bar),",
" bat: 'valid',",
" [a] : value",
"};"
].join("\n"),
options: [{
align: "value"
}],
parserOptions: { ecmaVersion: 6 },
errors: [
{ message: "Extra space before value for key 'a'.", type: "CallExpression", line: 2, column: 11 },
{ message: "Extra space after key 'b'.", type: "Literal", line: 3, column: 5 },
{ message: "Missing space before value for key 'foo'.", type: "Identifier", line: 4, column: 9 },
{ message: "Extra space after computed key 'a'.", type: "Identifier", line: 6, column: 6 }
]
}, {
code: [
"foo = {",
" a: value,",
" b : 42,",
" foo :['a'],",
" bar : call()",
"};"
].join("\n"),
options: [{
align: "value",
beforeColon: true,
afterColon: false
}],
errors: [
{ message: "Missing space after key 'a'.", type: "Identifier", line: 2, column: 5 },
{ message: "Extra space before value for key 'bar'.", type: "CallExpression", line: 5, column: 11 }
]
}, {
code: [
"({",
" a : 0,",
" bcd: 0,",
"",
" e: 0,",
" fg:0",
"})"
].join("\n"),
options: [{
align: "colon"
}],
errors: [
{ message: "Missing space after key 'a'.", type: "Identifier", line: 2, column: 5 },
{ message: "Missing space after key 'e'.", type: "Identifier", line: 5, column: 5 },
{ message: "Missing space before value for key 'fg'.", type: "Literal", line: 6, column: 8 }
]
}, {
code: [
"foo = {",
" key:",
" longValueName,",
" key2",
" :anotherLongValue",
"};"
].join("\n"),
options: [{
beforeColon: false,
afterColon: false
}],
errors: [
{ message: "Extra space before value for key 'key'.", type: "Identifier", line: 3, column: 9 },
{ message: "Extra space after key 'key2'.", type: "Identifier", line: 4, column: 5 }
]
}, {
code: [
"foo = {",
" key1: 42,",
" // still the same group",
" key12: '42', /*",
"",
" */",
" key123: 'forty two'",
"};"
].join("\n"),
options: [{
align: "value"
}],
errors: [
{ message: "Missing space before value for key 'key1'.", type: "Literal" },
{ message: "Missing space before value for key 'key12'.", type: "Literal" }
]
}, {
code: "foo = { key:(1+2) };",
errors: [
{ message: "Missing space before value for key 'key'.", line: 1, column: 13, type: "BinaryExpression" }
]
}, {
code: "foo = { key:( ( (1+2) ) ) };",
errors: [
{ message: "Missing space before value for key 'key'.", line: 1, column: 13, type: "BinaryExpression" }
]
}, {
code: "var obj = {a : 'foo', bar: 'bam'};",
options: [{ align: "colon" }],
errors: [
{ message: "Extra space after key 'a'.", line: 1, column: 12, type: "Identifier" }
]
}, {
code: [
"var x = {",
" foo: 10",
" , b : 20",
"};"
].join("\n"),
options: [{ align: "colon" }],
errors: [
{ message: "Extra space after key 'b'.", line: 3, column: 5, type: "Identifier" }
]
}, {
code: [
"var x = {",
" foo : 10,",
" /*lol*/ b : 20",
"};"
].join("\n"),
options: [{ align: "colon", beforeColon: true }],
errors: [
{ message: "Missing space after key 'b'.", line: 3, column: 11, type: "Identifier" }
]
}, {
code: [
"obj = { key ",
" : longName };"
].join("\n"),
options: [{
beforeColon: true,
afterColon: true
}],
errors: [
{ message: "Extra space before value for key 'key'.", line: 2, column: 8, type: "Identifier" }
]
}, {
code: [
"var obj = {",
" foobar: 123,",
" prop,",
" baz: 456",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }],
errors: [
{ message: "Missing space before value for key 'baz'.", line: 4, column: 10, type: "Literal" }
]
}, {
code: [
"var obj = {",
" foobar: 123,",
" prop,",
" baz: 456",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }],
errors: [
{ message: "Extra space before value for key 'foobar'.", line: 2, column: 14, type: "Literal" }
]
}, {
code: [
"var obj = {",
" foobar: 123,",
" method() { },",
" baz: 456",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }],
errors: [
{ message: "Missing space before value for key 'baz'.", line: 4, column: 10, type: "Literal" }
]
}, {
code: [
"var obj = {",
" foobar: 123,",
" method() { },",
" baz: 456",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }],
errors: [
{ message: "Extra space before value for key 'foobar'.", line: 2, column: 14, type: "Literal" }
]
}, {
code: [
"var obj = {",
" foobar: 123,",
" method() {",
" return 42;",
" },",
" baz: 456",
"};"
].join("\n"),
parserOptions: { ecmaVersion: 6 },
options: [{ "align": "value" }],
errors: [
{ message: "Extra space before value for key 'baz'.", line: 6, column: 13, type: "Literal" }
]
}, {
code: [
"var obj = {",
" foo: foo",
" , cats: cats",
"};"
].join("\n"),
options: [{ "align": "colon" }],
errors: [
{ message: "Missing space after key 'foo'.", line: 2, column: 5, type: "Identifier" }
]
}, {
code: [
"var obj = {",
" foo : foo",
" , cats: cats",
"};"
].join("\n"),
options: [{ "align": "colon" }],
errors: [
{ message: "Extra space before value for key 'cats'.", line: 3, column: 12, type: "Identifier" }
]
}, {
code: [
"var obj = { foo: foo",
" , cats: cats",
"};"
].join("\n"),
options: [{ "align": "colon" }],
errors: [
{ message: "Missing space after key 'foo'.", line: 1, column: 13, type: "Identifier" }
]
}, {
code: [
"var obj = { foo : foo",
" , cats: cats",
"};"
].join("\n"),
options: [{ "align": "colon" }],
errors: [
{ message: "Extra space after key 'foo'.", line: 1, column: 13, type: "Identifier" }
]
}, {
code: [
"var obj = { foo :foo",
" , cats: cats",
"};"
].join("\n"),
options: [{ "align": "colon" }],
errors: [
{ message: "Missing space before value for key 'foo'.", line: 1, column: 18, type: "Identifier" }
]
}, {
code: [
"var obj = { foo : foo",
" , cats: cats",
"};"
].join("\n"),
options: [{ "align": "colon" }],
errors: [
{ message: "Extra space before value for key 'foo'.", line: 1, column: 20, type: "Identifier" }
]
}, {
code: [
"var obj = { foo : foo",
" , cats: cats",
"};"
].join("\n"),
options: [{ "align": "colon" }],
errors: [
{ message: "Extra space before value for key 'cats'.", line: 2, column: 20, type: "Identifier" }
]
},
// https://github.com/eslint/eslint/issues/4763
{
code: [
"({",
" ...x,",
" a : 0,",
" // same group",
" bcd: 0, /*",
" end of group */",
"",
" // different group",
" e: 0,",
" ...y,",
" /* group b */",
" f : 0",
"})"
].join("\n"),
options: [{ "align": "colon" }],
parserOptions: { ecmaVersion: 6, ecmaFeatures: { experimentalObjectRestSpread: true } },
errors: [
{ message: "Missing space after key 'a'.", line: 3, column: 5, type: "Identifier" },
{ message: "Extra space after key 'f'.", line: 12, column: 5, type: "Identifier" }
]
},
// https://github.com/eslint/eslint/issues/4792
{
code: [
"({",
" a : 42,",
" get b() { return 42; }",
"})"
].join("\n"),
options: [{
align: "colon"
}],
errors: [
{ message: "Extra space after key 'a'.", line: 2, column: 5, type: "Identifier" }
]
}, {
code: [
"({",
" set a(b) { b; },",
" c : 42",
"})"
].join("\n"),
options: [{
align: "value"
}],
errors: [
{ message: "Extra space after key 'c'.", line: 3, column: 5, type: "Identifier" }
]
}, {
code: [
"({",
" a: 42,",
" get b() { return 42; },",
" set c(v) { v; },",
" def: 42",
"})"
].join("\n"),
options: [{
align: "colon"
}],
errors: [
{ message: "Missing space after key 'a'.", line: 2, column: 5, type: "Identifier" }
]
}, {
code: [
"({",
" a : 42,",
" get b() { return 42; },",
" set c(v) { v; },",
" def : 42,",
" def2 : {a1: 1, b1:2, c1:3}",
"})"
].join("\n"),
options: [{
"singleLine": {
"afterColon": false,
"beforeColon": false
},
"multiLine": {
"mode": "minimum",
"afterColon": true,
"beforeColon": true,
"align": "value"
}
}],
errors: [
{ message: "Extra space before value for key 'a1'.", line: 6, column: 17, type: "Literal" }
]
}, {
code: [
"({",
" a : 42,",
" get b() { return 42; },",
" set c(v) { v; },",
" def: 42,",
" de1: {a2: 1, b2 : 2, c2 : 3}",
"})"
].join("\n"),
options: [{
"multiLine": {
"afterColon": true,
"beforeColon": false,
"align": "colon"
},
"singleLine": {
"afterColon": true,
"beforeColon": true
}
}],
errors: [
{ message: "Missing space after key 'a2'.", line: 6, column: 11, type: "Identifier" }
]
}, {
code: [
"obj = {",
" get fx() { return 'f'; },",
" get gx() { return 'g'; },",
" ex:e",
"};"
].join("\n"),
options: [{
align: "colon",
beforeColon: false,
afterColon: true,
mode: "minimum"
}],
errors: [
{ message: "Missing space before value for key 'ex'.", line: 4, column: 7, type: "Identifier" }
]
}, {
code: [
"obj = {",
" get fx() { return 'f'; },",
" get gx() { return 'g'; },",
" ex : e",
"};"
].join("\n"),
options: [{
align: "colon",
beforeColon: false,
afterColon: true,
mode: "minimum"
}],
errors: [