/
sort-prop-types.js
248 lines (217 loc) · 7.04 KB
/
sort-prop-types.js
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/**
* @fileoverview Enforce propTypes declarations alphabetical sorting
*/
'use strict';
const variableUtil = require('../util/variable');
const propsUtil = require('../util/props');
const docsUrl = require('../util/docsUrl');
const propWrapperUtil = require('../util/propWrapper');
// const propTypesSortUtil = require('../util/propTypesSort');
// ------------------------------------------------------------------------------
// Rule Definition
// ------------------------------------------------------------------------------
module.exports = {
meta: {
docs: {
description: 'Enforce propTypes declarations alphabetical sorting',
category: 'Stylistic Issues',
recommended: false,
url: docsUrl('sort-prop-types')
},
// fixable: 'code',
schema: [{
type: 'object',
properties: {
requiredFirst: {
type: 'boolean'
},
callbacksLast: {
type: 'boolean'
},
ignoreCase: {
type: 'boolean'
},
// Whether alphabetical sorting should be enforced
noSortAlphabetically: {
type: 'boolean'
},
sortShapeProp: {
type: 'boolean'
}
},
additionalProperties: false
}]
},
create(context) {
const configuration = context.options[0] || {};
const requiredFirst = configuration.requiredFirst || false;
const callbacksLast = configuration.callbacksLast || false;
const ignoreCase = configuration.ignoreCase || false;
const noSortAlphabetically = configuration.noSortAlphabetically || false;
const sortShapeProp = configuration.sortShapeProp || false;
function getKey(node) {
if (node.key && node.key.value) {
return node.key.value;
}
return context.getSourceCode().getText(node.key || node.argument);
}
function getValueName(node) {
return node.type === 'Property' && node.value.property && node.value.property.name;
}
function isCallbackPropName(propName) {
return /^on[A-Z]/.test(propName);
}
function isRequiredProp(node) {
return getValueName(node) === 'isRequired';
}
function isShapeProp(node) {
return Boolean(
node && node.callee && node.callee.property && node.callee.property.name === 'shape'
);
}
function toLowerCase(item) {
return String(item).toLowerCase();
}
/**
* Checks if propTypes declarations are sorted
* @param {Array} declarations The array of AST nodes being checked.
* @returns {void}
*/
function checkSorted(declarations) {
// Declarations will be `undefined` if the `shape` is not a literal. For
// example, if it is a propType imported from another file.
if (!declarations) {
return;
}
// function fix(fixer) {
// return propTypesSortUtil.fixPropTypesSort(
// fixer,
// context,
// declarations,
// ignoreCase,
// requiredFirst,
// callbacksLast,
// sortShapeProp
// );
// }
declarations.reduce((prev, curr, idx, decls) => {
if (curr.type === 'ExperimentalSpreadProperty' || curr.type === 'SpreadElement') {
return decls[idx + 1];
}
let prevPropName = getKey(prev);
let currentPropName = getKey(curr);
const previousIsRequired = isRequiredProp(prev);
const currentIsRequired = isRequiredProp(curr);
const previousIsCallback = isCallbackPropName(prevPropName);
const currentIsCallback = isCallbackPropName(currentPropName);
if (ignoreCase) {
prevPropName = toLowerCase(prevPropName);
currentPropName = toLowerCase(currentPropName);
}
if (requiredFirst) {
if (previousIsRequired && !currentIsRequired) {
// Transition between required and non-required. Don't compare for alphabetical.
return curr;
}
if (!previousIsRequired && currentIsRequired) {
// Encountered a non-required prop after a required prop
context.report({
node: curr,
message: 'Required prop types must be listed before all other prop types'
// fix
});
return curr;
}
}
if (callbacksLast) {
if (!previousIsCallback && currentIsCallback) {
// Entering the callback prop section
return curr;
}
if (previousIsCallback && !currentIsCallback) {
// Encountered a non-callback prop after a callback prop
context.report({
node: prev,
message: 'Callback prop types must be listed after all other prop types'
// fix
});
return prev;
}
}
if (!noSortAlphabetically && currentPropName < prevPropName) {
context.report({
node: curr,
message: 'Prop types declarations should be sorted alphabetically'
// fix
});
return prev;
}
return curr;
}, declarations[0]);
}
function checkNode(node) {
switch (node && node.type) {
case 'ObjectExpression':
checkSorted(node.properties);
break;
case 'Identifier': {
const propTypesObject = variableUtil.findVariableByName(context, node.name);
if (propTypesObject && propTypesObject.properties) {
checkSorted(propTypesObject.properties);
}
break;
}
case 'CallExpression': {
const innerNode = node.arguments && node.arguments[0];
if (propWrapperUtil.isPropWrapperFunction(context, node.callee.name) && innerNode) {
checkNode(innerNode);
}
break;
}
default:
break;
}
}
return {
CallExpression(node) {
if (!sortShapeProp || !isShapeProp(node) || !(node.arguments && node.arguments[0])) {
return;
}
const firstArg = node.arguments[0];
if (firstArg.properties) {
checkSorted(firstArg.properties);
} else if (firstArg.type === 'Identifier') {
const variable = variableUtil.findVariableByName(context, firstArg.name);
if (variable && variable.properties) {
checkSorted(variable.properties);
}
}
},
ClassProperty(node) {
if (!propsUtil.isPropTypesDeclaration(node)) {
return;
}
checkNode(node.value);
},
MemberExpression(node) {
if (!propsUtil.isPropTypesDeclaration(node)) {
return;
}
checkNode(node.parent.right);
},
ObjectExpression(node) {
node.properties.forEach((property) => {
if (!property.key) {
return;
}
if (!propsUtil.isPropTypesDeclaration(property)) {
return;
}
if (property.value.type === 'ObjectExpression') {
checkSorted(property.value.properties);
}
});
}
};
}
};