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Extract isBabelPluginFactory helper

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This commit is contained in:
Nicolò Ribaudo 2018-11-20 20:30:02 +01:00
parent 2be54111c0
commit c59db52954
2 changed files with 32 additions and 27 deletions
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26
eslint/babel-eslint-plugin-development/src/utils/is-babel-plugin-factory.js Normal file
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@ -0,0 +1,26 @@
"use strict";
const getReferenceOrigin = require("./get-reference-origin");
const getExportName = require("./get-export-name");
module.exports = function isBabelPluginFactory(node, scope) {
const { parent } = node;
if (parent.type === "CallExpression") {
const calleeOrigin = getReferenceOrigin(parent.callee, scope);
// Using "declare" from "@babel/helper-plugin-utils"
return !!(
calleeOrigin &&
calleeOrigin.kind === "import" &&
calleeOrigin.name === "declare" &&
calleeOrigin.source === "@babel/helper-plugin-utils"
);
}
const exportName = getExportName(node);
// export default function ({ types: t }) {}
// module.exports = function ({ types: t }) {}
return exportName === "default" || exportName === "module.exports";
};

33
eslint/babel-eslint-plugin-development/src/utils/is-from-babel-types.js
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@ -1,7 +1,6 @@
"use strict";
const getReferenceOrigin = require("./get-reference-origin");
const getExportName = require("./get-export-name");
const isBabelPluginFactory = require("./is-babel-plugin-factory");
// Check if a ReferenceOrigin (returned by ./get-reference-origin.js)
// is a reference to a @babel/types export.
@ -25,32 +24,12 @@ module.exports = function isFromBabelTypes(
}
if (
origin.kind !== "property" ||
origin.base.kind !== "param" ||
origin.base.index !== 0
origin.kind === "property" &&
origin.base.kind === "param" &&
origin.base.index === 0
) {
// Not a parameter of the plugin factory function
return false;
return isBabelPluginFactory(origin.base.functionNode, scope);
}
const { functionNode } = origin.base;
const { parent } = functionNode;
if (parent.type === "CallExpression") {
const calleeOrigin = getReferenceOrigin(parent.callee, scope);
// Using "declare" from "@babel/helper-plugin-utils"
return !!(
calleeOrigin &&
calleeOrigin.kind === "import" &&
calleeOrigin.name === "declare" &&
calleeOrigin.source === "@babel/helper-plugin-utils"
);
}
const exportName = getExportName(functionNode);
// export default function ({ types: t }) {}
// module.exports = function ({ types: t }) {}
return exportName === "default" || exportName === "module.exports";
return false;
};