Add doc piece for joinUrl()

juj · juj · commit 22b561169a65 · 2017-10-12T20:55:43.000+03:00
diff --git a/src/preamble.js b/src/preamble.js
@@ -936,6 +936,8 @@ function isAbsoluteUrl(url) {
   return /^(?:[a-z]+:)?\/\//i.test(url);
 }
 
+// Joins relative URL 'b' to URL 'a'. 'a' may be empty, in which case 'b' is returned.
+// If 'b' is an absolute URL, then 'a' is ignored and 'b' is returned as-is as well.
 function joinUrl(a, b) {
 #if ASSERTIONS
   if (a && !a.endsWith('/')) throw 'First parameter to joinUrl() should end in /!';

Original file line number	Diff line number	Diff line change
`@@ -936,6 +936,8 @@ function isAbsoluteUrl(url) {`
`936`	`936`	`return /^(?:[a-z]+:)?\/\//i.test(url);`
`937`	`937`	`}`
`938`	`938`
	`939`	`+// Joins relative URL 'b' to URL 'a'. 'a' may be empty, in which case 'b' is returned.`
	`940`	`+// If 'b' is an absolute URL, then 'a' is ignored and 'b' is returned as-is as well.`
`939`	`941`	`function joinUrl(a, b) {`
`940`	`942`	`#if ASSERTIONS`
`941`	`943`	`if (a && !a.endsWith('/')) throw 'First parameter to joinUrl() should end in /!';`