vue hello world项目
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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.createPathRewriter = void 0;
const isPlainObj = require("is-plain-obj");
const errors_1 = require("./errors");
const logger_1 = require("./logger");
const logger = (0, logger_1.getInstance)();
/**
* Create rewrite function, to cache parsed rewrite rules.
*
* @param {Object} rewriteConfig
* @return {Function} Function to rewrite paths; This function should accept `path` (request.url) as parameter
*/
function createPathRewriter(rewriteConfig) {
let rulesCache;
if (!isValidRewriteConfig(rewriteConfig)) {
return;
}
if (typeof rewriteConfig === 'function') {
const customRewriteFn = rewriteConfig;
return customRewriteFn;
}
else {
rulesCache = parsePathRewriteRules(rewriteConfig);
return rewritePath;
}
function rewritePath(path) {
let result = path;
for (const rule of rulesCache) {
if (rule.regex.test(path)) {
result = result.replace(rule.regex, rule.value);
logger.debug('[HPM] Rewriting path from "%s" to "%s"', path, result);
break;
}
}
return result;
}
}
exports.createPathRewriter = createPathRewriter;
function isValidRewriteConfig(rewriteConfig) {
if (typeof rewriteConfig === 'function') {
return true;
}
else if (isPlainObj(rewriteConfig)) {
return Object.keys(rewriteConfig).length !== 0;
}
else if (rewriteConfig === undefined || rewriteConfig === null) {
return false;
}
else {
throw new Error(errors_1.ERRORS.ERR_PATH_REWRITER_CONFIG);
}
}
function parsePathRewriteRules(rewriteConfig) {
const rules = [];
if (isPlainObj(rewriteConfig)) {
for (const [key] of Object.entries(rewriteConfig)) {
rules.push({
regex: new RegExp(key),
value: rewriteConfig[key],
});
logger.info('[HPM] Proxy rewrite rule created: "%s" ~> "%s"', key, rewriteConfig[key]);
}
}
return rules;
}