chroma-markdown/vendor/github.com/alecthomas/chroma/regexp_test.go

28 lines
629 B
Go

package chroma
import (
"testing"
"github.com/alecthomas/assert"
)
func TestNewlineAtEndOfFile(t *testing.T) {
l := Coalesce(MustNewLexer(&Config{EnsureNL: true}, Rules{
"root": {
{`(\w+)(\n)`, ByGroups(Keyword, Whitespace), nil},
},
}))
it, err := l.Tokenise(nil, `hello`)
assert.NoError(t, err)
assert.Equal(t, []*Token{{Keyword, "hello"}, {Whitespace, "\n"}}, it.Tokens())
l = Coalesce(MustNewLexer(nil, Rules{
"root": {
{`(\w+)(\n)`, ByGroups(Keyword, Whitespace), nil},
},
}))
it, err = l.Tokenise(nil, `hello`)
assert.NoError(t, err)
assert.Equal(t, []*Token{{Error, "hello"}}, it.Tokens())
}