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authorNiko Matsakis <niko@alum.mit.edu>2017-01-17 17:56:03 -0500
committerBrian Anderson <banderson@mozilla.com>2017-01-19 01:45:37 +0000
commit7f31a271b10fdccdb79231af1450f67d40caacab (patch)
tree46cec2baa2ecb4e4c4e7ac8660b51491fc12cc68
parent2a833e4dcb9625daf22e8cabb093c4ec1d7e4f4e (diff)
downloadrust-7f31a271b10fdccdb79231af1450f67d40caacab.tar.gz
rust-7f31a271b10fdccdb79231af1450f67d40caacab.zip
tolerate `None` return from `get_line`
-rw-r--r--src/libsyntax/json.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/json.rs b/src/libsyntax/json.rs
index a1c273baeea..adab76309fe 100644
--- a/src/libsyntax/json.rs
+++ b/src/libsyntax/json.rs
@@ -296,7 +296,7 @@ impl DiagnosticSpanLine {
                          h_end: usize)
                          -> DiagnosticSpanLine {
         DiagnosticSpanLine {
-            text: fm.get_line(index).unwrap().to_owned(),
+            text: fm.get_line(index).unwrap_or("").to_owned(),
             highlight_start: h_start,
             highlight_end: h_end,
         }