Add generation of instrumented code files by istanbul; refactor `vo…

…ws` tests to use instrumented files on `COVER=1` environment variable

.gitignore

@@ -1,3 +1,4 @@
 .idea
 *.iml
-node_modules
+node_modules/
+lib-cov/

GNUmakefile

@@ -1,15 +1,28 @@
+BIN = ./node_modules/.bin
+
 .PHONY: all
 all: lib
 
 lib: $(foreach s,$(wildcard src/*.coffee),$(patsubst src/%.coffee,lib/%.js,$s))
 
+lib-cov: lib
+	$(BIN)/istanbul instrument --output lib-cov --no-compact --variable global.__coverage__ lib
+
 lib/%.js: src/%.coffee
-	./node_modules/.bin/coffee -cb -o $(@D) $<
+	$(BIN)/coffee -cb -o $(@D) $<
 
 .PHONY: test
 test: lib
-	./node_modules/.bin/vows --spec
+	$(BIN)/vows --spec
+
+.PHONY: coverage
+coverage: lib-cov
+	COVER=1 $(BIN)/vows --spec
 
 .PHONY: watch
 watch:
-	coffee --watch --bare --output lib src/*.coffee
+	$(BIN)/coffee --watch --bare --output lib src/*.coffee
+
+.PHONY: clean
+clean:
+	-rm -rf lib-cov

index.js

@@ -0,0 +1 @@
+module.exports = require(process.env.COVER? './lib-cov' : './lib');

package.json

@@ -18,7 +18,6 @@
   "directories": {
     "lib": "./lib"
   },
-  "main": "./lib/coa.js",
   "dependencies": {
     "q": "~0.8.8"
   },

src/index.coffee

@@ -0,0 +1,3 @@
+exports.Cmd = require('./cmd').Cmd
+exports.shell = require('./shell')
+exports.require = require;

test/shell-test.js

@@ -1,6 +1,6 @@
 var vows = require('vows'),
     assert = require('assert'),
-    shell = require('../lib/shell');
+    shell = require('..').shell;
 
 vows.describe('coa/shell').addBatch({