Merge pull request #3328 from topecongiro/edition-2018

Use edition 2018

Cargo.toml

@@ -9,6 +9,7 @@ readme = "README.md"
 license = "Apache-2.0/MIT"
 build = "build.rs"
 categories = ["development-tools"]
+edition = "2018"
 
 [[bin]]
 name = "rustfmt"

ci/integration.sh

@@ -15,7 +15,7 @@ set -ex
 # it again.
 #
 #which cargo-fmt || cargo install --force
-cargo install --force
+cargo install --path . --force 
 
 echo "Integration tests for: ${INTEGRATION}"
 cargo fmt -- --version

rustfmt.toml

@@ -1,4 +1,3 @@
 error_on_line_overflow = true
 error_on_unformatted = true
 version = "Two"
-edition = "2018"