From 363723fc84f7b8477592e0105aeb331ec9a017af Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Mon, 14 Aug 2017 05:01:11 +0200
Subject: node_modules

---
 node_modules/loader-utils/lib/urlToRequest.js | 49 +++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 node_modules/loader-utils/lib/urlToRequest.js

(limited to 'node_modules/loader-utils/lib/urlToRequest.js')

diff --git a/node_modules/loader-utils/lib/urlToRequest.js b/node_modules/loader-utils/lib/urlToRequest.js
new file mode 100644
index 000000000..06c3cd046
--- /dev/null
+++ b/node_modules/loader-utils/lib/urlToRequest.js
@@ -0,0 +1,49 @@
+"use strict";
+
+// we can't use path.win32.isAbsolute because it also matches paths starting with a forward slash
+const matchNativeWin32Path = /^[A-Z]:[/\\]|^\\\\/i;
+
+function urlToRequest(url, root) {
+	const moduleRequestRegex = /^[^?]*~/;
+	let request;
+
+	if(matchNativeWin32Path.test(url)) {
+		// absolute windows path, keep it
+		request = url;
+	} else if(root !== undefined && root !== false && /^\//.test(url)) {
+		// if root is set and the url is root-relative
+		switch(typeof root) {
+			// 1. root is a string: root is prefixed to the url
+			case "string":
+				// special case: `~` roots convert to module request
+				if(moduleRequestRegex.test(root)) {
+					request = root.replace(/([^~\/])$/, "$1/") + url.slice(1);
+				} else {
+					request = root + url;
+				}
+				break;
+			// 2. root is `true`: absolute paths are allowed
+			//    *nix only, windows-style absolute paths are always allowed as they doesn't start with a `/`
+			case "boolean":
+				request = url;
+				break;
+			default:
+				throw new Error("Unexpected parameters to loader-utils 'urlToRequest': url = " + url + ", root = " + root + ".");
+		}
+	} else if(/^\.\.?\//.test(url)) {
+		// A relative url stays
+		request = url;
+	} else {
+		// every other url is threaded like a relative url
+		request = "./" + url;
+	}
+
+	// A `~` makes the url an module
+	if(moduleRequestRegex.test(request)) {
+		request = request.replace(moduleRequestRegex, "");
+	}
+
+	return request;
+}
+
+module.exports = urlToRequest;
-- 
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