1 files changed, 16 insertions, 0 deletions
diff --git a/lib/utils.js b/lib/utils.js
index 8af638d3c..585c4fced 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -29,6 +29,7 @@ const tabsRe = /\t/g;
 const lineRe = /\r?\n/;
 
 function splitLines(text) {
+    if (!text) return [];
     const result = text.split(lineRe);
     if (result.length > 0 && result[result.length - 1] === '')
         return result.slice(0, result.length - 1);
@@ -175,3 +176,18 @@ exports.glGetMainContents = function glGetMainContents(content) {
     });
     return contents;
 };
+
+function trimLine(line) {
+    if (!line.trim().length) {
+        return "";
+    }
+    const splat = line.split(/\s+/);
+    if (splat[0] === "") {
+        // An indented line: preserve a two-space indent (max)
+        const intent = line[1] !== " " ? " " : "  ";
+        return intent + splat.slice(1).join(" ");
+    }
+    return splat.join(" ");
+}
+
+exports.trimLine = trimLine;