Created a workspace Cargo.toml to unify the library and binary.

.gitignore

@@ -1,3 +1,4 @@
+target
 */target
 kalk/Cargo.lock
 kalk_cli/test

.travis.yml

@@ -1,4 +1,6 @@
 language: rust
+before_install:
+  - rustup component add rustfmt --toolchain stable-x86_64-unknown-linux-gnu
 script:
   - cargo fmt
   - cargo build --verbose --all

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Cargo.toml

@@ -0,0 +1,5 @@
+[workspace]
+members = ["kalk", "kalk_cli"]
+
+[profile.release]
+panic = "abort"

kalk/Cargo.toml

@@ -10,12 +10,6 @@ license = "MIT"
 keywords = ["math", "calculator", "evaluator"]
 categories = ["mathematics", "parser-implementations"]
 
-[profile.release]
-panic = "abort"
-#lto = true
-#codegen-units = 1
-#incremental = false
-
 [dependencies]
 phf = { version = "0.8", features = ["macros"] }
 rug = "1.9.0"

kalk_cli/Cargo.toml

@@ -10,9 +10,6 @@ license = "MIT"
 keywords = ["math", "calculator", "cli", "command-line"]
 categories = ["mathematics", "command-line-utilities"]
 
-[profile.release]
-panic = "abort"
-
 [dependencies]
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 rustyline = "6.1.2"