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Unify eslint/prettier config (#6747)

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* Unify eslint/prettier config

Use a prettier config file and correctly configure trailing commas

Enable curly in babylon as in all other packages.

* Add experimental and codemods
This commit is contained in:
Daniel Tschinder 2017-11-06 14:19:59 +01:00 committed by GitHub
parent de72ce6ce7
commit cc66495a95
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GPG Key ID: 4AEE18F83AFDEB23
17 changed files with 115 additions and 63 deletions
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5
.eslintignore
View File

@ -21,9 +21,4 @@ experimental/babel-preset-env/test/debug-fixtures
packages/babel-standalone/babel.js
packages/babel-standalone/babel.min.js
packages/babylon/build
packages/babylon/scripts
packages/babylon/test/expressions
# Prettier tries to insert trailing commas in function calls, which Node.js
# doesn't natively support. This causes an error when loading the Gulp tasks.
packages/babel-standalone/src/gulpTasks.js

25
.eslintrc
View File

@ -5,11 +5,28 @@
],
"rules": {
"curly": ["error", "multi-line"],
"prettier/prettier": ["error", { "trailingComma": "es5" }],
"prettier/prettier": "error",
"no-case-declarations": "error"
},
"env": {
"node": true,
"mocha": true
}
"node": true
},
"overrides": [
{
"files": [
"packages/*/src/**/*.js",
"experimental/*/src/**/*.js",
"codemods/*/src/**/*.js"
],
"rules": {
"no-undefined-identifier": "error"
}
},
{
"files": [ "packages/*/test/**/*.js", "test/**/*.js" ],
"env": {
"mocha": true
}
}
]
}

16
.prettierrc Normal file
View File

@ -0,0 +1,16 @@
{
"trailingComma": "es5",
"overrides": [{
"files": [
"**/experimental/*/src/**/*.js",
"**/experimental/*/test/**/*.js",
"**/codemods/*/src/**/*.js",
"**/codemods/*/test/**/*.js",
"**/packages/*/src/**/*.js",
"**/packages/*/test/**/*.js"
],
"options": {
"trailingComma": "all"
}
}]
}

6
packages/.eslintrc
View File

@ -1,6 +0,0 @@
{
"rules": {
"prettier/prettier": ["error", { "trailingComma": "all" }],
"no-undefined-identifier": 2
}
}

1
packages/babel-helper-transform-fixture-test-runner/src/index.js
View File

@ -1,3 +1,4 @@
/* eslint-env mocha */
import * as babel from "@babel/core";
import { buildExternalHelpers } from "@babel/core";
import getFixtures from "@babel/helper-fixtures";

6
packages/babylon/.eslintrc
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@ -1,6 +0,0 @@
{
"extends": "../.eslintrc",
"rules": {
"curly": "off"
}
}

11
packages/babylon/scripts/generate-identifier-regex.js
View File

@ -14,12 +14,13 @@ const cont = [0x200c, 0x200d].concat(
version +
"/Binary_Property/ID_Continue/code-points.js").filter(function(ch) {
return ch > 0x7f && search(start, ch, last + 1) == -1;
}),
})
);
function search(arr, ch, starting) {
for (let i = starting; arr[i] <= ch && i < arr.length; last = i++)
for (let i = starting; arr[i] <= ch && i < arr.length; last = i++) {
if (arr[i] === ch) return i;
}
return -1;
}
@ -62,10 +63,8 @@ const contData = generate(cont);
console.log('let nonASCIIidentifierStartChars = "' + startData.nonASCII + '";');
console.log('let nonASCIIidentifierChars = "' + contData.nonASCII + '";');
console.log(
"const astralIdentifierStartCodes = " +
JSON.stringify(startData.astral) +
";",
"const astralIdentifierStartCodes = " + JSON.stringify(startData.astral) + ";"
);
console.log(
"const astralIdentifierCodes = " + JSON.stringify(contData.astral) + ";",
"const astralIdentifierCodes = " + JSON.stringify(contData.astral) + ";"
);

15
packages/babylon/src/parser/expression.js
View File

@ -61,8 +61,9 @@ export default class ExpressionParser extends LValParser {
const name = key.type === "Identifier" ? key.name : String(key.value);
if (name === "__proto__") {
if (propHash.proto)
if (propHash.proto) {
this.raise(key.start, "Redefinition of __proto__ property");
}
propHash.proto = true;
}
}
@ -124,8 +125,9 @@ export default class ExpressionParser extends LValParser {
const startLoc = this.state.startLoc;
if (this.match(tt._yield) && this.state.inGenerator) {
let left = this.parseYield();
if (afterLeftParse)
if (afterLeftParse) {
left = afterLeftParse.call(this, left, startPos, startLoc);
}
return left;
}
@ -146,8 +148,9 @@ export default class ExpressionParser extends LValParser {
refShorthandDefaultPos,
refNeedsArrowPos,
);
if (afterLeftParse)
if (afterLeftParse) {
left = afterLeftParse.call(this, left, startPos, startLoc);
}
if (this.state.type.isAssign) {
const node = this.startNodeAt(startPos, startLoc);
node.operator = this.state.value;
@ -1000,8 +1003,9 @@ export default class ExpressionParser extends LValParser {
(arrowNode = this.parseArrow(arrowNode))
) {
for (const param of exprList) {
if (param.extra && param.extra.parenthesized)
if (param.extra && param.extra.parenthesized) {
this.unexpected(param.extra.parenStart);
}
}
this.parseArrowExpression(arrowNode, exprList);
@ -1016,8 +1020,9 @@ export default class ExpressionParser extends LValParser {
}
if (optionalCommaStart) this.unexpected(optionalCommaStart);
if (spreadStart) this.unexpected(spreadStart);
if (refShorthandDefaultPos.start)
if (refShorthandDefaultPos.start) {
this.unexpected(refShorthandDefaultPos.start);
}
if (refNeedsArrowPos.start) this.unexpected(refNeedsArrowPos.start);
if (exprList.length > 1) {

6
packages/babylon/src/parser/lval.js
View File

@ -159,11 +159,12 @@ export default class LValParser extends NodeUtils {
}
for (let i = 0; i < end; i++) {
const elt = exprList[i];
if (elt && elt.type === "SpreadElement")
if (elt && elt.type === "SpreadElement") {
this.raise(
elt.start,
"The rest element has to be the last element when destructuring",
);
}
if (elt) this.toAssignable(elt, isBinding, contextDescription);
}
return exprList;
@ -352,13 +353,14 @@ export default class LValParser extends NodeUtils {
case "ArrayPattern":
for (const elem of expr.elements) {
if (elem)
if (elem) {
this.checkLVal(
elem,
isBinding,
checkClashes,
"array destructuring pattern",
);
}
}
break;

15
packages/babylon/src/parser/statement.js
View File

@ -133,8 +133,9 @@ export default class StatementParser extends ExpressionParser {
(this.hasPlugin("dynamicImport") &&
this.lookahead().type === tt.parenL) ||
(this.hasPlugin("importMeta") && this.lookahead().type === tt.dot)
)
) {
break;
}
if (!this.options.allowImportExportEverywhere && !topLevel) {
this.raise(
@ -305,8 +306,9 @@ export default class StatementParser extends ExpressionParser {
if (node.label && isBreak) break;
}
}
if (i === this.state.labels.length)
if (i === this.state.labels.length) {
this.raise(node.start, "Unsyntactic " + keyword);
}
return this.finishNode(
node,
isBreak ? "BreakStatement" : "ContinueStatement",
@ -449,8 +451,9 @@ export default class StatementParser extends ExpressionParser {
if (isCase) {
cur.test = this.parseExpression();
} else {
if (sawDefault)
if (sawDefault) {
this.raise(this.state.lastTokStart, "Multiple default clauses");
}
sawDefault = true;
cur.test = null;
}
@ -473,8 +476,9 @@ export default class StatementParser extends ExpressionParser {
this.next();
if (
lineBreak.test(this.input.slice(this.state.lastTokEnd, this.state.start))
)
) {
this.raise(this.state.lastTokEnd, "Illegal newline after throw");
}
node.argument = this.parseExpression();
this.semicolon();
return this.finishNode(node, "ThrowStatement");
@ -533,8 +537,9 @@ export default class StatementParser extends ExpressionParser {
}
parseWithStatement(node: N.WithStatement): N.WithStatement {
if (this.state.strict)
if (this.state.strict) {
this.raise(this.state.start, "'with' in strict mode");
}
this.next();
node.object = this.parseParenExpression();
node.body = this.parseStatement(false);

3
packages/babylon/src/plugins/estree.js
View File

@ -121,8 +121,9 @@ export default (superClass: Class<Parser>): Class<Parser> =>
const name = key.type === "Identifier" ? key.name : String(key.value);
if (name === "__proto__") {
if (propHash.proto)
if (propHash.proto) {
this.raise(key.start, "Redefinition of __proto__ property");
}
propHash.proto = true;
}
}

15
packages/babylon/src/plugins/flow.js
View File

@ -184,11 +184,12 @@ export default (superClass: Class<Parser>): Class<Parser> =>
if (this.lookahead().type === tt.dot) {
return this.flowParseDeclareModuleExports(node);
} else {
if (insideModule)
if (insideModule) {
this.unexpected(
null,
"`declare module` cannot be used inside another `declare module`",
);
}
return this.flowParseDeclareModule(node);
}
} else if (this.isContextual("type")) {
@ -261,15 +262,17 @@ export default (superClass: Class<Parser>): Class<Parser> =>
"Found both `declare module.exports` and `declare export` in the same module. Modules can only have 1 since they are either an ES module or they are a CommonJS module";
body.forEach(bodyElement => {
if (isEsModuleType(bodyElement)) {
if (kind === "CommonJS")
if (kind === "CommonJS") {
this.unexpected(bodyElement.start, errorMessage);
}
kind = "ES";
} else if (bodyElement.type === "DeclareModuleExports") {
if (hasModuleExport)
if (hasModuleExport) {
this.unexpected(
bodyElement.start,
"Duplicate `declare module.exports` statement",
);
}
if (kind === "ES") this.unexpected(bodyElement.start, errorMessage);
kind = "CommonJS";
hasModuleExport = true;
@ -755,8 +758,9 @@ export default (superClass: Class<Parser>): Class<Parser> =>
node.value = this.flowParseObjectTypeMethodish(
this.startNodeAt(node.start, node.loc.start),
);
if (kind === "get" || kind === "set")
if (kind === "get" || kind === "set") {
this.flowCheckGetterSetterParamCount(node);
}
} else {
if (kind !== "init") this.unexpected();
if (this.eat(tt.question)) {
@ -1054,8 +1058,9 @@ export default (superClass: Class<Parser>): Class<Parser> =>
case tt.plusMin:
if (this.state.value === "-") {
this.next();
if (!this.match(tt.num))
if (!this.match(tt.num)) {
this.unexpected(null, "Unexpected token, expected number");
}
return this.parseLiteral(
-this.state.value,

6
packages/babylon/src/plugins/jsx/index.js
View File

@ -170,12 +170,14 @@ export default (superClass: Class<Parser>): Class<Parser> =>
if (str[0] === "#") {
if (str[1] === "x") {
str = str.substr(2);
if (HEX_NUMBER.test(str))
if (HEX_NUMBER.test(str)) {
entity = String.fromCodePoint(parseInt(str, 16));
}
} else {
str = str.substr(1);
if (DECIMAL_NUMBER.test(str))
if (DECIMAL_NUMBER.test(str)) {
entity = String.fromCodePoint(parseInt(str, 10));
}
}
} else {
entity = XHTMLEntities[str];

6
packages/babylon/src/plugins/typescript.js
View File

@ -1009,10 +1009,12 @@ export default (superClass: Class<Parser>): Class<Parser> =>
node.end = original.end;
node.loc.end = original.loc.end;
if (original.leadingComments)
if (original.leadingComments) {
node.leadingComments = original.leadingComments;
if (original.trailingComments)
}
if (original.trailingComments) {
node.trailingComments = original.trailingComments;
}
if (original.innerComments) node.innerComments = original.innerComments;
return node;

30
packages/babylon/src/tokenizer/index.js
View File

@ -786,8 +786,9 @@ export default class Tokenizer extends LocationParser {
const start = this.state.pos;
let escaped, inClass;
for (;;) {
if (this.state.pos >= this.input.length)
if (this.state.pos >= this.input.length) {
this.raise(start, "Unterminated regular expression");
}
const ch = this.input.charAt(this.state.pos);
if (lineBreak.test(ch)) {
this.raise(start, "Unterminated regular expression");
@ -813,8 +814,9 @@ export default class Tokenizer extends LocationParser {
const mods = this.readWord1();
if (mods) {
const validFlags = /^[gmsiyu]*$/;
if (!validFlags.test(mods))
if (!validFlags.test(mods)) {
this.raise(start, "Invalid regular expression flag");
}
}
this.finishToken(tt.regexp, {
@ -886,8 +888,9 @@ export default class Tokenizer extends LocationParser {
if (
this.state.pos === start ||
(len != null && this.state.pos - start !== len)
)
) {
return null;
}
return total;
}
@ -898,8 +901,9 @@ export default class Tokenizer extends LocationParser {
this.state.pos += 2; // 0x
const val = this.readInt(radix);
if (val == null)
if (val == null) {
this.raise(this.state.start + 2, "Expected number in radix " + radix);
}
if (this.hasPlugin("bigInt")) {
if (this.input.charCodeAt(this.state.pos) === 0x6e) {
@ -909,8 +913,9 @@ export default class Tokenizer extends LocationParser {
}
}
if (isIdentifierStart(this.fullCharCodeAtPos()))
if (isIdentifierStart(this.fullCharCodeAtPos())) {
this.raise(this.state.pos, "Identifier directly after number");
}
if (isBigInt) {
const str = this.input.slice(start, this.state.pos).replace(/[_n]/g, "");
@ -929,8 +934,9 @@ export default class Tokenizer extends LocationParser {
let isFloat = false;
let isBigInt = false;
if (!startsWithDot && this.readInt(10) === null)
if (!startsWithDot && this.readInt(10) === null) {
this.raise(start, "Invalid number");
}
if (octal && this.state.pos == start + 1) octal = false; // number === 0
let next = this.input.charCodeAt(this.state.pos);
@ -961,8 +967,9 @@ export default class Tokenizer extends LocationParser {
}
}
if (isIdentifierStart(this.fullCharCodeAtPos()))
if (isIdentifierStart(this.fullCharCodeAtPos())) {
this.raise(this.state.pos, "Identifier directly after number");
}
// remove "_" for numeric literal separator, and "n" for BigInts
const str = this.input.slice(start, this.state.pos).replace(/[_n]/g, "");
@ -1022,8 +1029,9 @@ export default class Tokenizer extends LocationParser {
let out = "",
chunkStart = ++this.state.pos;
for (;;) {
if (this.state.pos >= this.input.length)
if (this.state.pos >= this.input.length) {
this.raise(this.state.start, "Unterminated string constant");
}
const ch = this.input.charCodeAt(this.state.pos);
if (ch === quote) break;
if (ch === 92) {
@ -1033,8 +1041,9 @@ export default class Tokenizer extends LocationParser {
out += this.readEscapedChar(false);
chunkStart = this.state.pos;
} else {
if (isNewLine(ch))
if (isNewLine(ch)) {
this.raise(this.state.start, "Unterminated string constant");
}
++this.state.pos;
}
}
@ -1049,8 +1058,9 @@ export default class Tokenizer extends LocationParser {
chunkStart = this.state.pos,
containsInvalid = false;
for (;;) {
if (this.state.pos >= this.input.length)
if (this.state.pos >= this.input.length) {
this.raise(this.state.start, "Unterminated template");
}
const ch = this.input.charCodeAt(this.state.pos);
if (
ch === 96 ||

6
packages/babylon/src/util/identifier.js
View File

@ -79,10 +79,11 @@ export function isIdentifierStart(code: number): boolean {
if (code < 91) return true;
if (code < 97) return code === 95;
if (code < 123) return true;
if (code <= 0xffff)
if (code <= 0xffff) {
return (
code >= 0xaa && nonASCIIidentifierStart.test(String.fromCharCode(code))
);
}
return isInAstralSet(code, astralIdentifierStartCodes);
}
@ -95,8 +96,9 @@ export function isIdentifierChar(code: number): boolean {
if (code < 91) return true;
if (code < 97) return code === 95;
if (code < 123) return true;
if (code <= 0xffff)
if (code <= 0xffff) {
return code >= 0xaa && nonASCIIidentifier.test(String.fromCharCode(code));
}
return (
isInAstralSet(code, astralIdentifierStartCodes) ||
isInAstralSet(code, astralIdentifierCodes)

6
packages/babylon/test/helpers/runFixtureTests.js
View File

@ -126,15 +126,17 @@ function misMatch(exp, act) {
if (left !== right) return left + " !== " + right;
} else if (Array.isArray(exp)) {
if (!Array.isArray(act)) return ppJSON(exp) + " != " + ppJSON(act);
if (act.length != exp.length)
if (act.length != exp.length) {
return "array length mismatch " + exp.length + " != " + act.length;
}
for (let i = 0; i < act.length; ++i) {
const mis = misMatch(exp[i], act[i]);
if (mis) return addPath(mis, i);
}
} else if (!exp || !act || typeof exp != "object" || typeof act != "object") {
if (exp !== act && typeof exp != "function")
if (exp !== act && typeof exp != "function") {
return ppJSON(exp) + " !== " + ppJSON(act);
}
} else {
for (const prop in exp) {
const mis = misMatch(exp[prop], act[prop]);