securityos/node_modules/jsx-ast-utils/lib/values/expressions/TSNonNullExpression.js

95 lines
3.1 KiB
JavaScript

'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = extractValueFromTSNonNullExpression;
var extractValueFromThisExpression = require('./ThisExpression').default;
function navigate(obj, prop, value) {
if (value.computed) {
return value.optional ? obj + '?.[' + prop + ']' : obj + '[' + prop + ']';
}
return value.optional ? obj + '?.' + prop : obj + '.' + prop;
}
/**
* Extractor function for a TSNonNullExpression type value node.
* A TSNonNullExpression is accessing a TypeScript Non-Null Assertion
* Operator !
*
* @param - value - AST Value object with type `TSNonNullExpression`
* @returns - The extracted value converted to correct type
* and maintaing `obj.property` convention.
*/
function extractValueFromTSNonNullExpression(value) {
// eslint-disable-next-line global-require
// const getValue = require('.').default;
var errorMessage = 'The prop value with an expression type of TSNonNullExpression could not be resolved. Please file an issue ( https://github.com/jsx-eslint/jsx-ast-utils/issues/new ) to get this fixed immediately.';
// it's just the name
if (value.type === 'Identifier') {
var name = value.name;
return name;
}
if (value.type === 'Literal') {
return value.value;
}
if (value.type === 'TSAsExpression') {
return extractValueFromTSNonNullExpression(value.expression);
}
if (value.type === 'ThisExpression') {
return extractValueFromThisExpression();
}
// does not contains properties & is not parenthesized
if (value.type === 'TSNonNullExpression' && (!value.extra || value.extra.parenthesized === false)) {
var expression = value.expression;
return extractValueFromTSNonNullExpression(expression) + '!';
}
// does not contains properties & is parenthesized
if (value.type === 'TSNonNullExpression' && value.extra && value.extra.parenthesized === true) {
var _expression = value.expression;
return '(' + extractValueFromTSNonNullExpression(_expression) + '!' + ')';
}
if (value.type === 'MemberExpression') {
// contains a property & is not parenthesized
if (!value.extra || value.extra.parenthesized === false) {
return navigate(extractValueFromTSNonNullExpression(value.object), extractValueFromTSNonNullExpression(value.property), value);
}
// contains a property & is parenthesized
if (value.extra && value.extra.parenthesized === true) {
var result = navigate(extractValueFromTSNonNullExpression(value.object), extractValueFromTSNonNullExpression(value.property), value);
return '(' + result + ')';
}
}
// try to fail silently, if specs for TSNonNullExpression change
// not throw, only log error. Similar to how it was done previously
if (value.expression) {
var _expression2 = value.expression;
while (_expression2) {
if (_expression2.type === 'Identifier') {
// eslint-disable-next-line no-console
console.error(errorMessage);
return _expression2.name;
}
var _expression3 = _expression2;
_expression2 = _expression3.expression;
}
}
// eslint-disable-next-line no-console
console.error(errorMessage);
return '';
}