.gitignore added

[dotfiles/.git] / .config / coc / extensions / coc-go-data / tools / pkg / mod / golang.org / x / tools@v0.1.1-0.20210319172145-bda8f5cee399 / internal / lsp / protocol / span.go

diff --git a/.config/coc/extensions/coc-go-data/tools/pkg/mod/golang.org/x/tools@v0.1.1-0.20210319172145-bda8f5cee399/internal/lsp/protocol/span.go b/.config/coc/extensions/coc-go-data/tools/pkg/mod/golang.org/x/tools@v0.1.1-0.20210319172145-bda8f5cee399/internal/lsp/protocol/span.go
new file mode 100644 (file)
index 0000000..381e5f5
--- /dev/null
+++ b/.config/coc/extensions/coc-go-data/tools/pkg/mod/golang.org/x/tools@v0.1.1-0.20210319172145-bda8f5cee399/internal/lsp/protocol/span.go
@@ -0,0 +1,151 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// this file contains protocol<->span converters
+
+package protocol
+
+import (
+       "fmt"
+
+       "golang.org/x/tools/internal/span"
+       errors "golang.org/x/xerrors"
+)
+
+type ColumnMapper struct {
+       URI       span.URI
+       Converter *span.TokenConverter
+       Content   []byte
+}
+
+func URIFromSpanURI(uri span.URI) DocumentURI {
+       return DocumentURI(uri)
+}
+
+func URIFromPath(path string) DocumentURI {
+       return URIFromSpanURI(span.URIFromPath(path))
+}
+
+func (u DocumentURI) SpanURI() span.URI {
+       return span.URIFromURI(string(u))
+}
+
+func (m *ColumnMapper) Location(s span.Span) (Location, error) {
+       rng, err := m.Range(s)
+       if err != nil {
+               return Location{}, err
+       }
+       return Location{URI: URIFromSpanURI(s.URI()), Range: rng}, nil
+}
+
+func (m *ColumnMapper) Range(s span.Span) (Range, error) {
+       if span.CompareURI(m.URI, s.URI()) != 0 {
+               return Range{}, errors.Errorf("column mapper is for file %q instead of %q", m.URI, s.URI())
+       }
+       s, err := s.WithAll(m.Converter)
+       if err != nil {
+               return Range{}, err
+       }
+       start, err := m.Position(s.Start())
+       if err != nil {
+               return Range{}, err
+       }
+       end, err := m.Position(s.End())
+       if err != nil {
+               return Range{}, err
+       }
+       return Range{Start: start, End: end}, nil
+}
+
+func (m *ColumnMapper) Position(p span.Point) (Position, error) {
+       chr, err := span.ToUTF16Column(p, m.Content)
+       if err != nil {
+               return Position{}, err
+       }
+       return Position{
+               Line:      uint32(p.Line() - 1),
+               Character: uint32(chr - 1),
+       }, nil
+}
+
+func (m *ColumnMapper) Span(l Location) (span.Span, error) {
+       return m.RangeSpan(l.Range)
+}
+
+func (m *ColumnMapper) RangeSpan(r Range) (span.Span, error) {
+       start, err := m.Point(r.Start)
+       if err != nil {
+               return span.Span{}, err
+       }
+       end, err := m.Point(r.End)
+       if err != nil {
+               return span.Span{}, err
+       }
+       return span.New(m.URI, start, end).WithAll(m.Converter)
+}
+
+func (m *ColumnMapper) RangeToSpanRange(r Range) (span.Range, error) {
+       spn, err := m.RangeSpan(r)
+       if err != nil {
+               return span.Range{}, err
+       }
+       return spn.Range(m.Converter)
+}
+
+func (m *ColumnMapper) PointSpan(p Position) (span.Span, error) {
+       start, err := m.Point(p)
+       if err != nil {
+               return span.Span{}, err
+       }
+       return span.New(m.URI, start, start).WithAll(m.Converter)
+}
+
+func (m *ColumnMapper) Point(p Position) (span.Point, error) {
+       line := int(p.Line) + 1
+       offset, err := m.Converter.ToOffset(line, 1)
+       if err != nil {
+               return span.Point{}, err
+       }
+       lineStart := span.NewPoint(line, 1, offset)
+       return span.FromUTF16Column(lineStart, int(p.Character)+1, m.Content)
+}
+
+func IsPoint(r Range) bool {
+       return r.Start.Line == r.End.Line && r.Start.Character == r.End.Character
+}
+
+func CompareRange(a, b Range) int {
+       if r := ComparePosition(a.Start, b.Start); r != 0 {
+               return r
+       }
+       return ComparePosition(a.End, b.End)
+}
+
+func ComparePosition(a, b Position) int {
+       if a.Line < b.Line {
+               return -1
+       }
+       if a.Line > b.Line {
+               return 1
+       }
+       if a.Character < b.Character {
+               return -1
+       }
+       if a.Character > b.Character {
+               return 1
+       }
+       return 0
+}
+
+func Intersect(a, b Range) bool {
+       if a.Start.Line > b.End.Line || a.End.Line < b.Start.Line {
+               return false
+       }
+       return !((a.Start.Line == b.End.Line) && a.Start.Character > b.End.Character ||
+               (a.End.Line == b.Start.Line) && a.End.Character < b.Start.Character)
+}
+
+func (r Range) Format(f fmt.State, _ rune) {
+       fmt.Fprintf(f, "%v:%v-%v:%v", r.Start.Line, r.Start.Character, r.End.Line, r.End.Character)
+}