the-forest/client/node_modules/eslint-plugin-react/lib/util/isDestructuredFromPragmaImport.js

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2024-09-17 20:35:18 -04:00
'use strict';
const astUtil = require('./ast');
const pragmaUtil = require('./pragma');
const variableUtil = require('./variable');
/**
* Check if variable is destructured from pragma import
*
* @param {Context} context eslint context
* @param {ASTNode} node The AST node to check
* @param {string} variable The variable name to check
* @returns {boolean} True if createElement is destructured from the pragma
*/
module.exports = function isDestructuredFromPragmaImport(context, node, variable) {
const pragma = pragmaUtil.getFromContext(context);
const variableInScope = variableUtil.getVariableFromContext(context, node, variable);
if (variableInScope) {
const latestDef = variableUtil.getLatestVariableDefinition(variableInScope);
if (latestDef) {
// check if latest definition is a variable declaration: 'variable = value'
if (latestDef.node.type === 'VariableDeclarator' && latestDef.node.init) {
// check for: 'variable = pragma.variable'
if (
latestDef.node.init.type === 'MemberExpression'
&& latestDef.node.init.object.type === 'Identifier'
&& latestDef.node.init.object.name === pragma
) {
return true;
}
// check for: '{variable} = pragma'
if (
latestDef.node.init.type === 'Identifier'
&& latestDef.node.init.name === pragma
) {
return true;
}
// "require('react')"
let requireExpression = null;
// get "require('react')" from: "{variable} = require('react')"
if (astUtil.isCallExpression(latestDef.node.init)) {
requireExpression = latestDef.node.init;
}
// get "require('react')" from: "variable = require('react').variable"
if (
!requireExpression
&& latestDef.node.init.type === 'MemberExpression'
&& astUtil.isCallExpression(latestDef.node.init.object)
) {
requireExpression = latestDef.node.init.object;
}
// check proper require.
if (
requireExpression
&& requireExpression.callee
&& requireExpression.callee.name === 'require'
&& requireExpression.arguments[0]
&& requireExpression.arguments[0].value === pragma.toLocaleLowerCase()
) {
return true;
}
return false;
}
// latest definition is an import declaration: import {<variable>} from 'react'
if (
latestDef.parent
&& latestDef.parent.type === 'ImportDeclaration'
&& latestDef.parent.source.value === pragma.toLocaleLowerCase()
) {
return true;
}
}
}
return false;
};