@goa/content-type/depack/depack.js

[fork] Create and parse HTTP Content-Type header according to RFC 7231 Written In ES6 And Optimised With JavaScript Compiler.

'use strict';
let DEPACK_EXPORT;
const http = require('http');'use strict';
/*
 MIT content-type
 2015 Douglas Christopher Wilson
*/
const g = /; *([!#$%&'*+.^_`|~0-9A-Za-z-]+) *= *("(?:[\u000b\u0020\u0021\u0023-\u005b\u005d-\u007e\u0080-\u00ff]|\\[\u000b\u0020-\u00ff])*"|[!#$%&'*+.^_`|~0-9A-Za-z-]+) */g, h = /^[\u000b\u0020-\u007e\u0080-\u00ff]+$/, k = /^[!#$%&'*+.^_`|~0-9A-Za-z-]+$/, l = /\\([\u000b\u0020-\u00ff])/g, m = /([\\"])/g, n = /^[!#$%&'*+.^_`|~0-9A-Za-z-]+\/[!#$%&'*+.^_`|~0-9A-Za-z-]+$/;
class p {
  constructor(a) {
    this.parameters = {};
    this.type = a;
  }
}
;DEPACK_EXPORT = {format:function(a) {
  if (!a || "object" !== typeof a) {
    throw new TypeError("argument obj is required");
  }
  const {parameters:b, type:e} = a;
  if (!e || !n.test(e)) {
    throw new TypeError("invalid type");
  }
  var c = e;
  if (b && "object" == typeof b) {
    a = Object.keys(b).sort();
    for (let f = 0; f < a.length; f++) {
      var d = a[f];
      if (!k.test(d)) {
        throw new TypeError("invalid parameter name");
      }
      var q = "; " + d + "=";
      d = String(b[d]);
      if (!k.test(d)) {
        if (0 < d.length && !h.test(d)) {
          throw new TypeError("invalid parameter value");
        }
        d = '"' + d.replace(m, "\\$1") + '"';
      }
      c += q + d;
    }
  }
  return c;
}, parse:function(a) {
  if (!a) {
    throw new TypeError("argument string is required");
  }
  if ("object" == typeof a) {
    if ("function" == typeof a.getHeader) {
      var b = a.getHeader("content-type");
    } else {
      "object" == typeof a.headers && (b = (a = a.headers) && a["content-type"]);
    }
    if ("string" != typeof b) {
      throw new TypeError("content-type header is missing from object");
    }
    a = b;
  }
  if ("string" != typeof a) {
    throw new TypeError("argument string is required to be a string");
  }
  b = a.indexOf(";");
  var e = -1 != b ? a.substr(0, b).trim() : a.trim();
  if (!n.test(e)) {
    throw new TypeError("invalid media type");
  }
  e = new p(e.toLowerCase());
  if (-1 != b) {
    let d;
    var c;
    for (g.lastIndex = b; c = g.exec(a);) {
      if (c.index !== b) {
        throw new TypeError("invalid parameter format");
      }
      b += c[0].length;
      d = c[1].toLowerCase();
      c = c[2];
      '"' == c[0] && (c = c.substr(1, c.length - 2).replace(l, "$1"));
      e.parameters[d] = c;
    }
    if (b != a.length) {
      throw new TypeError("invalid parameter format");
    }
  }
  return e;
}};


module.exports = DEPACK_EXPORT