feat: Implement intermediate/advanced Go concepts (exercises 14-27) (#6)

zhravan · web-flow · commit 554c125cd1f0 · 2025-08-25T02:40:31.000+05:30
diff --git a/go.mod b/go.mod
@@ -11,5 +11,6 @@ require (
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/stretchr/testify v1.11.0 // indirect
 	golang.org/x/sys v0.4.0 // indirect
 )
diff --git a/internal/exercises/templates/16_range_built_in/range_built_in.go b/internal/exercises/templates/16_range_built_in/range_built_in.go
@@ -10,7 +10,7 @@ func sumSlice(s []int) int {
 
 func countMap(m map[string]int) int {
 	count := 0
-	for range m {
+	for _, _ = range m {
 		count++
 	}
 	return count

Original file line number	Diff line number	Diff line change
`@@ -11,5 +11,6 @@ require (`
`11`	`11`	`require (`
`12`	`12`	`github.com/davecgh/go-spew v1.1.1 // indirect`
`13`	`13`	`github.com/pmezard/go-difflib v1.0.0 // indirect`
	`14`	`+ github.com/stretchr/testify v1.11.0 // indirect`
`14`	`15`	`golang.org/x/sys v0.4.0 // indirect`
`15`	`16`	`)`
Original file line number	Diff line number	Diff line change
`@@ -10,7 +10,7 @@ func sumSlice(s []int) int {`
`10`	`10`
`11`	`11`	`func countMap(m map[string]int) int {`
`12`	`12`	`count := 0`
`13`		`- for range m {`
	`13`	`+ for _, _ = range m {`
`14`	`14`	`count++`
`15`	`15`	`}`
`16`	`16`	`return count`