fix go lint (except comment on exported fields, error message with punct)

ast.go:70:1: comment on exported type MaybeRuleAST should be of the form "MaybeRuleAST ..." (with optional leading article)
eval.go:241:1: comment on exported method Evaluator.EvaluateVar should be of the form "EvaluateVar ..."
eval.go:14:2: don't use ALL_CAPS in Go names; use CamelCase
eval.go:15:2: don't use ALL_CAPS in Go names; use CamelCase
eval.go:16:2: don't use ALL_CAPS in Go names; use CamelCase
eval.go:431:2: don't use underscores in Go names; var makefile_list should be makefileList
main.go:29:2: var loadJson should be loadJSON
main.go:30:2: var saveJson should be saveJSON
ninja.go:19:2: struct field ruleId should be ruleID
para.go:15:9: if block ends with a return statement, so drop this else and outdent its block
para_test.go:21:2: don't use underscores in Go names; var num_tasks should be numTasks
parser.go:713:1: error should be the last type when returning multiple items
serialize.go:20:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:21:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:22:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:23:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:24:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:25:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:26:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:27:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:28:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:29:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:30:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:31:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:32:2: don't use ALL_CAPS in Go names; use CamelCase
serialize.go:230:6: func DumpDepGraphAsJson should be DumpDepGraphAsJSON
serialize.go:553:6: func LoadDepGraphFromJson should be LoadDepGraphFromJSON
serialize.go:437:9: if block ends with a return statement, so drop this else and outdent its block
var.go:174:1: receiver name should not be an underscore
var.go:175:1: receiver name should not be an underscore
var.go:176:1: receiver name should not be an underscore
var.go:177:1: receiver name should not be an underscore
var.go:178:1: receiver name should not be an underscore
var.go:180:1: receiver name should not be an underscore
var.go:183:1: receiver name should not be an underscore
var.go:187:1: receiver name should not be an underscore
var.go:191:1: receiver name should not be an underscore

1 files changed, 3 insertions, 3 deletions

diff --git a/para_test.go b/para_test.go
index a447146..7452027 100644
--- a/para_test.go
+++ b/para_test.go
@@ -18,8 +18,8 @@ func TestPara(t *testing.T) {
 	para := NewParaWorker(paraChan)
 	go para.Run()
 
-	num_tasks := 100
-	for i := 0; i < num_tasks; i++ {
+	numTasks := 100
+	for i := 0; i < numTasks; i++ {
 		runners := []runner{
 			{
 				output: fmt.Sprintf("%d", i),
@@ -32,7 +32,7 @@ func TestPara(t *testing.T) {
 
 	var started []*ParaResult
 	var results []*ParaResult
-	for len(started) != num_tasks || len(results) != num_tasks {
+	for len(started) != numTasks || len(results) != numTasks {
 		select {
 		case r := <-paraChan:
 			fmt.Printf("started=%d finished=%d\n", len(started), len(results))