set edition to 2018 and make sure travis has rustfmt

rust-itertools · Mar 10, 2020 · 7db4b2d · 7db4b2d
1 parent 1ab9f60
commit 7db4b2d
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diff --git a/.travis.yml b/.travis.yml
@@ -1,4 +1,6 @@
 language: rust
+before_script:
+- rustup component add rustfmt
 sudo: false
 matrix:
   include:

diff --git a/rustfmt.toml b/rustfmt.toml
@@ -43,7 +43,7 @@ trailing_comma = "Vertical"
 match_block_trailing_comma = false
 blank_lines_upper_bound = 1
 blank_lines_lower_bound = 0
-edition = "2015"
+edition = "2018"
 version = "One"
 inline_attribute_width = 0
 merge_derives = true