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<title>Code coverage report for blackbird/modules/Message.js</title>
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<h1>
<a href="../../index.html">all files</a> / <a href="index.html">blackbird/modules/</a> Message.js
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<div class='fl pad1y space-right2'>
<span class="strong">89.41% </span>
<span class="quiet">Statements</span>
<span class='fraction'>76/85</span>
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<div class='fl pad1y space-right2'>
<span class="strong">69.57% </span>
<span class="quiet">Branches</span>
<span class='fraction'>32/46</span>
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<div class='fl pad1y space-right2'>
<span class="strong">90.48% </span>
<span class="quiet">Functions</span>
<span class='fraction'>19/21</span>
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<div class='fl pad1y space-right2'>
<span class="strong">89.41% </span>
<span class="quiet">Lines</span>
<span class='fraction'>76/85</span>
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">const bodec = require("bodec");
const Stream = require("bufferedstream");
const bufferStream = require("./utils/bufferStream");
const normalizeHeaderName = require("./utils/normalizeHeaderName");
const parseCookie = require("./utils/parseCookie");
const {parse: parseQuery} = require("qs");
const R = require("ramda");
/**
* The default content to use for new messages.
*/
const DEFAULT_CONTENT = bodec.fromString("");
/**
* The default maximum length (in bytes) to use in Message#parseContent.
*/
const DEFAULT_MAX_CONTENT_LENGTH = Math.pow(2, 20); // 1M
const HEADERS_LINE_SEPARATOR = /\r?\n/;
const HEADER_SEPARATOR = ": ";
function defaultParser(message, maxLength) {
return message.stringifyContent(maxLength);
}
class Message {
constructor(content, headers) {
this.headers = headers;
this.content = content;
}
get headers() {
return this._headers;
}
set headers(value) {
this._headers = {};
<span class="missing-if-branch" title="if path not taken" >I</span>if (typeof value === "string") {
<span class="cstat-no" title="statement not covered" > value.split(HEADERS_LINE_SEPARATOR).forEach(<span class="fstat-no" title="function not covered" >function (line) {</span></span>
<span class="cstat-no" title="statement not covered" > const index = line.indexOf(HEADER_SEPARATOR);</span>
<span class="cstat-no" title="statement not covered" > if (index === -1) {</span>
<span class="cstat-no" title="statement not covered" > this.addHeader(line, true);</span>
} else {
<span class="cstat-no" title="statement not covered" > this.addHeader(line.substring(0, index), line.substring(index + HEADER_SEPARATOR.length));</span>
}
}, this);
} else if (!R.isNil(value)) {
for (const headerName in value) {
<span class="missing-if-branch" title="else path not taken" >E</span>if (value.hasOwnProperty(headerName)) {
this.addHeader(headerName, value[headerName]);
}
}
}
}
getHeader<span class="fstat-no" title="function not covered" >(headerName) {</span>
<span class="cstat-no" title="statement not covered" > return this.headers[normalizeHeaderName(headerName)];</span>
}
setHeader(headerName, value) {
this.headers[normalizeHeaderName(headerName)] = value;
}
addHeader(headerName, value) {
headerName = normalizeHeaderName(headerName);
const headers = this.headers;
if (headerName in headers) {
<span class="missing-if-branch" title="if path not taken" >I</span>if (Array.isArray(headers[headerName])) {
<span class="cstat-no" title="statement not covered" > headers[headerName].push(value);</span>
} else {
headers[headerName] = [headers[headerName], value];
}
} else {
headers[headerName] = value;
}
}
get cookies() {
<span class="missing-if-branch" title="else path not taken" >E</span>if (!this._cookies) {
const header = this.headers.Cookie;
if (header) {
const cookies = parseCookie(header);
// From RFC 2109:
// If multiple cookies satisfy the criteria above, they are ordered in
// the Cookie header such that those with more specific Path attributes
// precede those with less specific. Ordering with respect to other
// attributes (e.g., Domain) is unspecified.
for (const cookieName in cookies) {
<span class="missing-if-branch" title="if path not taken" >I</span>if (Array.isArray(cookies[cookieName])) {
<span class="cstat-no" title="statement not covered" > cookies[cookieName] = cookies[cookieName][0] || "";</span>
}
}
this._cookies = cookies;
} else {
this._cookies = {};
}
}
return this._cookies;
}
get contentType() {
return this.headers["Content-Type"];
}
set contentType(value) {
this.headers["Content-Type"] = value;
}
get mediaType() {
const contentType = this.contentType;
if (!contentType) {
return null;
}
const match = contentType.match(/^([^;,]+)/);
return match ? match[1].toLowerCase() : <span class="branch-1 cbranch-no" title="branch not covered" >null;</span>
}
set mediaType(value) {
this.contentType = value + (this.charset ? `;charset=${this.charset}` : <span class="branch-1 cbranch-no" title="branch not covered" >"")</span>;
}
get charset() {
const contentType = this.contentType;
if (!contentType) {
return null;
}
const match = contentType.match(/\bcharset=([\w-]+)/);
return match ? match[1] : null;
}
set charset(value) {
this.contentType = this.mediaType + (value ? `;charset=${value}` : <span class="branch-1 cbranch-no" title="branch not covered" >"")</span>;
}
get content() {
return this._content;
}
set content(value) {
if (R.isNil(value)) {
value = DEFAULT_CONTENT;
}
if (R.is(Stream, value)) {
this._content = value;
value.pause();
} else {
this._content = new Stream(value);
}
Reflect.deleteProperty(this, "_bufferedContent");
}
get isBuffered() {
return !R.isNil(this._bufferedContent);
}
bufferContent(maxLength) {
<span class="missing-if-branch" title="else path not taken" >E</span>if (R.isNil(this._bufferedContent)) {
this._bufferedContent = bufferStream(this.content, maxLength);
}
return this._bufferedContent;
}
stringifyContent(maxLength, encoding) {
return this.bufferContent(maxLength).then((chunk) =>
bodec.toString(chunk, encoding || this.charset)
);
}
parseContent(maxLength) {
<span class="missing-if-branch" title="if path not taken" >I</span>if (this._parsedContent) {
<span class="cstat-no" title="statement not covered" > return this._parsedContent;</span>
}
if (!R.is(Number, maxLength)) {
maxLength = DEFAULT_MAX_CONTENT_LENGTH;
}
const parser = Message.PARSERS[this.mediaType] || defaultParser;
this._parsedContent = parser(this, maxLength);
return this._parsedContent;
}
}
Message.PARSERS = {
"application/json": (message, maxLength) =>
message.stringifyContent(maxLength).then(JSON.parse),
"application/x-www-form-urlencoded": (message, maxLength) =>
message.stringifyContent(maxLength).then(parseQuery)
};
module.exports = Message;
</pre></td></tr>
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