rcs-data/dist/mime/grammar.js

RCS消息数据结构

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.grammar = void 0;
const common_1 = require("../common");
const REGEXP_CONTENT_TRANSFER_ENCODING = new RegExp(/^([a-zA-Z0-9\-_]+)$/);
let grammar = {
    headerRules: {
        'Content-Type': {
            reg: function (value) {
                return common_1.ContentTypeHeader.parse(value);
            },
        },
        'Content-Transfer-Encoding': {
            reg: function (value) {
                let match = value.match(REGEXP_CONTENT_TRANSFER_ENCODING);
                if (!match) {
                    return undefined;
                }
                return {
                    value: match[1].toLowerCase(),
                };
            },
        },
    },
    unknownHeaderRule: {
        reg: new RegExp(/(.*)/),
        names: ['value'],
    },
    headerize: function (string) {
        let exceptions = {
            'Mime-Version': 'MIME-Version',
            'Content-Id': 'Content-ID',
            'Conversation-Id': 'Conversation-ID',
            'Contribution-Id': 'Contribution-ID',
        };
        let parts = string.toLowerCase().replace(/_/g, '-').split('-');
        let hname = parts.reduce((a, c, i) => (a += (i === 0 ? '' : '-') + c.charAt(0).toUpperCase() + c.slice(1)), '');
        if (exceptions[hname]) {
            hname = exceptions[hname];
        }
        return hname;
    },
};
exports.grammar = grammar;
Object.keys(grammar.headerRules).forEach(function (name) {
    let rule = grammar.headerRules[name];
    if (!rule.reg) {
        rule.reg = new RegExp(/(.*)/);
    }
});
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