@alova/wormhole
Version:
More modern openAPI generating solution for alova.js
143 lines (142 loc) • 3.68 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.makeIdentifier = makeIdentifier;
exports.isValidJSIdentifier = isValidJSIdentifier;
const reservedWords = new Set([
'abstract',
'arguments',
'await',
'boolean',
'break',
'byte',
'case',
'catch',
'char',
'class',
'const',
'continue',
'debugger',
'default',
'delete',
'do',
'double',
'else',
'enum',
'eval',
'export',
'extends',
'false',
'final',
'finally',
'float',
'for',
'function',
'goto',
'if',
'implements',
'import',
'in',
'instanceof',
'int',
'interface',
'let',
'long',
'native',
'new',
'null',
'package',
'private',
'protected',
'public',
'return',
'static',
'super',
'switch',
'synchronized',
'this',
'throw',
'throws',
'transient',
'true',
'try',
'typeof',
'var',
'void',
'volatile',
'while',
'with',
'yield',
]);
function splitIntoWords(str) {
const words = [];
const UPPERCASE_REGEX = /^[A-Z]$/;
const LOWERCASE_OR_DIGIT_REGEX = /^[a-z\d]$/;
const LETTER_REGEX = /[a-z]/i;
const DIGIT_REGEX = /^\d$/;
let currentWord = '';
for (let i = 0; i < str.length; i++) {
const char = str[i];
const lastChar = str[i - 1] ?? '';
const nextChar = str[i + 1] ?? '';
// 如果遇到非单词字符，结束当前单词
if (/[^\w$]/.test(char) || ['_'].includes(char)) {
if (currentWord) {
words.push(currentWord);
}
currentWord = '';
continue;
}
const isStartOfCamelCase = !UPPERCASE_REGEX.test(lastChar) && UPPERCASE_REGEX.test(char);
const isUppercaseFollowedByLowercase = UPPERCASE_REGEX.test(char) && LOWERCASE_OR_DIGIT_REGEX.test(nextChar);
const isTransitionFromDigitToNonDigit = LETTER_REGEX.test(currentWord) && DIGIT_REGEX.test(lastChar) && !DIGIT_REGEX.test(char);
if (isStartOfCamelCase || isUppercaseFollowedByLowercase || isTransitionFromDigitToNonDigit) {
if (currentWord) {
words.push(currentWord);
}
currentWord = char;
}
else {
currentWord += char;
}
}
if (currentWord) {
words.push(currentWord);
}
return words;
}
function makeIdentifier(str, style) {
// Removes all characters that are not letters, numbers, underscores, and dollar signs while splitting words
const words = splitIntoWords(str).filter(Boolean);
// Convert words to camelCase form
let identifier = '';
switch (style) {
case 'camelCase':
identifier = words
.map((word, index) => {
if (index === 0) {
return word.toLowerCase();
}
return word.charAt(0).toUpperCase() + word.slice(1).toLowerCase();
})
.join('');
break;
case 'snakeCase':
identifier = words.join('_').toLowerCase();
break;
default:
identifier = words.join('');
break;
}
// If the string starts with a number, replace it with an underscore
if (/^\d/.test(identifier)) {
identifier = `_${identifier}`;
}
// If it is a reserved word, add a suffix
if (reservedWords.has(identifier)) {
identifier += '_';
}
return identifier;
}
function isValidJSIdentifier(str) {
return !!str && /^[a-z_$][\w$]*$/i.test(str) && !reservedWords.has(str);
}