cue: move to external builtin packages

This includes a new generator for builtin packages. Change-Id: Ieab84e16d9136c2ad5d2d8e8cad49c84a6e0b658 Reviewed-on: https://cue-review.googlesource.com/c/cue/+/6885 Reviewed-by: Marcel van Lohuizen <mpvl@golang.org> Reviewed-by: CUE cueckoo <cueckoo@gmail.com>
cuelang · Aug 20, 2020 · abce145 · abce145
1 parent bf882b0
commit abce145
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Showing 49 changed files with 3,716 additions and 4,366 deletions.
diff --git a/cue/ast/astutil/file_test.go b/cue/ast/astutil/file_test.go
@@ -18,12 +18,14 @@ import (
 	"strings"
 	"testing"
 
+	"github.com/google/go-cmp/cmp"
+
 	"cuelang.org/go/cue"
 	"cuelang.org/go/cue/ast"
 	"cuelang.org/go/cue/ast/astutil"
 	"cuelang.org/go/cue/format"
 	"cuelang.org/go/cue/token"
-	"github.com/google/go-cmp/cmp"
+	_ "cuelang.org/go/pkg"
 )
 
 func TestToFile(t *testing.T) {
@@ -93,7 +95,7 @@ func TestToFile(t *testing.T) {
 			got := string(b)
 			want := strings.TrimLeft(tc.want, "\n")
 			if got != want {
-				t.Error(cmp.Diff(got, want))
+				t.Error(cmp.Diff(want, got))
 			}
 		})
 	}

diff --git a/cue/ast/ident.go b/cue/ast/ident.go
@@ -16,12 +16,12 @@ package ast
 
 import (
 	"strconv"
+	"strings"
 	"unicode"
 	"unicode/utf8"
 
 	"cuelang.org/go/cue/errors"
 	"cuelang.org/go/cue/token"
-	"cuelang.org/go/pkg/strings"
 )
 
 func isLetter(ch rune) bool {