Update CI config, switch to codecov

.travis.yml

@@ -2,18 +2,20 @@ language: python
 sudo: false
 
 env:
-  - LUA="lua 5.1"
-  - LUA="lua 5.2"
-  - LUA="lua 5.3"
-  - LUA="luajit 2.0"
+  - LUA="lua=5.1"
+  - LUA="lua=5.2"
+  - LUA="lua=5.3"
+  - LUA="luajit=2.0"
+  - LUA="luajit=2.1"
 
 before_install:
+  - pip install codecov
   - pip install hererocks
-  - hererocks l -r^ --$LUA
-  - export PATH=$PATH:$PWD/l/bin
-  - luarocks install luacheck
+  - hererocks lua_install --$LUA -r latest
+  - source lua_install/bin/activate
   - luarocks install busted
-  - luarocks install luacov-coveralls
+  - luarocks install cluacov
+  - luarocks install luacheck
 
 install:
   - luarocks make
@@ -22,5 +24,6 @@ script:
   - luacheck src bin spec
   - busted -c
 
-after_success:
-  - luacov-coveralls
+after_script:
+  - luacov
+  - codecov -X gcov

README.md

@@ -1,6 +1,7 @@
 # depgraph
 
-[![Build Status](https://travis-ci.org/mpeterv/depgraph.svg?branch=master)](https://travis-ci.org/mpeterv/depgraph) [![Coverage Status](https://coveralls.io/repos/mpeterv/depgraph/badge.svg?branch=master&service=github)](https://coveralls.io/github/mpeterv/depgraph?branch=master)
+[![Build Status](https://travis-ci.org/mpeterv/depgraph.svg?branch=master)](https://travis-ci.org/mpeterv/depgraph)
+[![Coverage status](https://codecov.io/gh/mpeterv/depgraph/branch/master/graph/badge.svg)](https://codecov.io/gh/mpeterv/depgraph)
 
 depgraph provides `luadepgraph` command-line tool for building, analyzing, and visualizing graph of dependencies between Lua modules within a package. To install it using [LuaRocks](https://luarocks.org), open terminal and run `luarocks install depgraph` or `sudo luarocks install depgraph`.