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author | Michaël Zasso <targos@protonmail.com> | 2017-12-22 16:53:42 +0100 |
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committer | Michaël Zasso <targos@protonmail.com> | 2018-01-11 09:48:05 +0100 |
commit | 3dc30632755713179f345f4af024bd904c6162d0 (patch) | |
tree | f28c4f6dd6dfc5992edf301449d1a371d229755b /tools/node_modules/eslint/lib/rules/no-const-assign.js | |
parent | a2c7085dd4a8e60d1a47572aca8bb6fcb7a32f88 (diff) | |
download | android-node-v8-3dc30632755713179f345f4af024bd904c6162d0.tar.gz android-node-v8-3dc30632755713179f345f4af024bd904c6162d0.tar.bz2 android-node-v8-3dc30632755713179f345f4af024bd904c6162d0.zip |
tools: move eslint from tools to tools/node_modules
This is required because we need to add the babel-eslint dependency
and it has to be able to resolve "eslint".
babel-eslint is required to support future ES features such as async
iterators and import.meta.
Refs: https://github.com/nodejs/node/pull/17755
PR-URL: https://github.com/nodejs/node/pull/17820
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Diffstat (limited to 'tools/node_modules/eslint/lib/rules/no-const-assign.js')
-rw-r--r-- | tools/node_modules/eslint/lib/rules/no-const-assign.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/tools/node_modules/eslint/lib/rules/no-const-assign.js b/tools/node_modules/eslint/lib/rules/no-const-assign.js new file mode 100644 index 0000000000..db1848a981 --- /dev/null +++ b/tools/node_modules/eslint/lib/rules/no-const-assign.js @@ -0,0 +1,47 @@ +/** + * @fileoverview A rule to disallow modifying variables that are declared using `const` + * @author Toru Nagashima + */ + +"use strict"; + +const astUtils = require("../ast-utils"); + +//------------------------------------------------------------------------------ +// Rule Definition +//------------------------------------------------------------------------------ + +module.exports = { + meta: { + docs: { + description: "disallow reassigning `const` variables", + category: "ECMAScript 6", + recommended: true + }, + + schema: [] + }, + + create(context) { + + /** + * Finds and reports references that are non initializer and writable. + * @param {Variable} variable - A variable to check. + * @returns {void} + */ + function checkVariable(variable) { + astUtils.getModifyingReferences(variable.references).forEach(reference => { + context.report({ node: reference.identifier, message: "'{{name}}' is constant.", data: { name: reference.identifier.name } }); + }); + } + + return { + VariableDeclaration(node) { + if (node.kind === "const") { + context.getDeclaredVariables(node).forEach(checkVariable); + } + } + }; + + } +}; |