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78 lines
2.6 KiB
78 lines
2.6 KiB
/** |
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* @author Toru Nagashima <https://github.com/mysticatea> |
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* See LICENSE file in root directory for full license. |
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*/ |
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"use strict" |
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const { isOpeningBracketToken, isClosingBracketToken } = require("eslint-utils") |
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module.exports = { |
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meta: { |
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docs: { |
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description: "disallow property shorthands.", |
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category: "ES2015", |
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recommended: false, |
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url: |
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"http://mysticatea.github.io/eslint-plugin-es/rules/no-property-shorthands.html", |
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}, |
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fixable: "code", |
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messages: { |
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forbidden: "ES2015 property shorthands are forbidden.", |
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}, |
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schema: [], |
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type: "problem", |
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}, |
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create(context) { |
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const sourceCode = context.getSourceCode() |
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/** |
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* Fixes a FunctionExpression node by making it into a longform property. |
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* @param {SourceCodeFixer} fixer The fixer object |
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* @param {ASTNode} node A `Property` node that has a `FunctionExpression` as its value |
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* @returns {object} A fix for this node |
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*/ |
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function makeFunctionLongform(fixer, node) { |
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const firstKeyToken = node.computed |
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? sourceCode.getTokenBefore(node.key, isOpeningBracketToken) |
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: sourceCode.getFirstToken(node.key) |
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const lastKeyToken = node.computed |
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? sourceCode.getTokenAfter(node.key, isClosingBracketToken) |
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: sourceCode.getLastToken(node.key) |
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const keyText = sourceCode.text.slice( |
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firstKeyToken.range[0], |
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lastKeyToken.range[1] |
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) |
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let functionHeader = "function" |
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if (node.value.async) { |
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functionHeader = `async ${functionHeader}` |
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} |
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if (node.value.generator) { |
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functionHeader = `${functionHeader}*` |
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} |
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return fixer.replaceTextRange( |
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[node.range[0], lastKeyToken.range[1]], |
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`${keyText}: ${functionHeader}` |
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) |
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} |
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return { |
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"ObjectExpression > :matches(Property[method=true], Property[shorthand=true])"( |
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node |
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) { |
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context.report({ |
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node, |
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messageId: "forbidden", |
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fix: node.method |
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? fixer => makeFunctionLongform(fixer, node) |
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: fixer => |
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fixer.insertTextAfter( |
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node.key, |
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`: ${node.key.name}` |
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), |
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}) |
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}, |
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} |
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}, |
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}
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