forked from toolshed/abra
refactor: urfave v3
This commit is contained in:
17
vendor/github.com/go-git/gcfg/token/position.go
generated
vendored
17
vendor/github.com/go-git/gcfg/token/position.go
generated
vendored
@ -18,6 +18,7 @@ import (
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// Position describes an arbitrary source position
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// including the file, line, and column location.
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// A Position is valid if the line number is > 0.
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//
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type Position struct {
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Filename string // filename, if any
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Offset int // offset, starting at 0
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@ -34,6 +35,7 @@ func (pos *Position) IsValid() bool { return pos.Line > 0 }
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// line:column valid position without file name
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// file invalid position with file name
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// - invalid position without file name
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//
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func (pos Position) String() string {
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s := pos.Filename
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if pos.IsValid() {
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@ -67,12 +69,14 @@ func (pos Position) String() string {
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// equivalent to comparing the respective source file offsets. If p and q
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// are in different files, p < q is true if the file implied by p was added
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// to the respective file set before the file implied by q.
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//
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type Pos int
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// The zero value for Pos is NoPos; there is no file and line information
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// associated with it, and NoPos().IsValid() is false. NoPos is always
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// smaller than any other Pos value. The corresponding Position value
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// for NoPos is the zero value for Position.
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//
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const NoPos Pos = 0
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// IsValid returns true if the position is valid.
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@ -85,6 +89,7 @@ func (p Pos) IsValid() bool {
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// A File is a handle for a file belonging to a FileSet.
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// A File has a name, size, and line offset table.
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//
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type File struct {
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set *FileSet
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name string // file name as provided to AddFile
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@ -122,6 +127,7 @@ func (f *File) LineCount() int {
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// AddLine adds the line offset for a new line.
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// The line offset must be larger than the offset for the previous line
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// and smaller than the file size; otherwise the line offset is ignored.
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//
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func (f *File) AddLine(offset int) {
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f.set.mutex.Lock()
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if i := len(f.lines); (i == 0 || f.lines[i-1] < offset) && offset < f.size {
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@ -137,6 +143,7 @@ func (f *File) AddLine(offset int) {
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// Each line offset must be larger than the offset for the previous line
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// and smaller than the file size; otherwise SetLines fails and returns
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// false.
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//
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func (f *File) SetLines(lines []int) bool {
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// verify validity of lines table
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size := f.size
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@ -190,6 +197,7 @@ type lineInfo struct {
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//
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// AddLineInfo is typically used to register alternative position
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// information for //line filename:line comments in source files.
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//
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func (f *File) AddLineInfo(offset int, filename string, line int) {
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f.set.mutex.Lock()
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if i := len(f.infos); i == 0 || f.infos[i-1].Offset < offset && offset < f.size {
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@ -201,6 +209,7 @@ func (f *File) AddLineInfo(offset int, filename string, line int) {
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// Pos returns the Pos value for the given file offset;
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// the offset must be <= f.Size().
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// f.Pos(f.Offset(p)) == p.
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//
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func (f *File) Pos(offset int) Pos {
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if offset > f.size {
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panic("illegal file offset")
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@ -211,6 +220,7 @@ func (f *File) Pos(offset int) Pos {
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// Offset returns the offset for the given file position p;
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// p must be a valid Pos value in that file.
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// f.Offset(f.Pos(offset)) == offset.
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//
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func (f *File) Offset(p Pos) int {
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if int(p) < f.base || int(p) > f.base+f.size {
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panic("illegal Pos value")
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@ -220,6 +230,7 @@ func (f *File) Offset(p Pos) int {
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// Line returns the line number for the given file position p;
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// p must be a Pos value in that file or NoPos.
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//
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func (f *File) Line(p Pos) int {
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// TODO(gri) this can be implemented much more efficiently
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return f.Position(p).Line
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@ -257,6 +268,7 @@ func (f *File) position(p Pos) (pos Position) {
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// Position returns the Position value for the given file position p;
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// p must be a Pos value in that file or NoPos.
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//
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func (f *File) Position(p Pos) (pos Position) {
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if p != NoPos {
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if int(p) < f.base || int(p) > f.base+f.size {
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@ -273,6 +285,7 @@ func (f *File) Position(p Pos) (pos Position) {
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// A FileSet represents a set of source files.
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// Methods of file sets are synchronized; multiple goroutines
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// may invoke them concurrently.
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//
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type FileSet struct {
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mutex sync.RWMutex // protects the file set
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base int // base offset for the next file
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@ -289,6 +302,7 @@ func NewFileSet() *FileSet {
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// Base returns the minimum base offset that must be provided to
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// AddFile when adding the next file.
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//
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func (s *FileSet) Base() int {
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s.mutex.RLock()
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b := s.base
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@ -311,6 +325,7 @@ func (s *FileSet) Base() int {
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// with offs in the range [0, size] and thus p in the range [base, base+size].
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// For convenience, File.Pos may be used to create file-specific position
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// values from a file offset.
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//
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func (s *FileSet) AddFile(filename string, base, size int) *File {
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s.mutex.Lock()
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defer s.mutex.Unlock()
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@ -332,6 +347,7 @@ func (s *FileSet) AddFile(filename string, base, size int) *File {
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// Iterate calls f for the files in the file set in the order they were added
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// until f returns false.
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//
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func (s *FileSet) Iterate(f func(*File) bool) {
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for i := 0; ; i++ {
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var file *File
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@ -370,6 +386,7 @@ func (s *FileSet) file(p Pos) *File {
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// File returns the file that contains the position p.
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// If no such file is found (for instance for p == NoPos),
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// the result is nil.
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//
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func (s *FileSet) File(p Pos) (f *File) {
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if p != NoPos {
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s.mutex.RLock()
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4
vendor/github.com/go-git/gcfg/token/token.go
generated
vendored
4
vendor/github.com/go-git/gcfg/token/token.go
generated
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@ -7,6 +7,7 @@
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//
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// Note that the API for the token package may change to accommodate new
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// features or implementation changes in gcfg.
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//
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package token
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import "strconv"
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@ -57,6 +58,7 @@ var tokens = [...]string{
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// sequence (e.g., for the token ASSIGN, the string is "="). For all other
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// tokens the string corresponds to the token constant name (e.g. for the
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// token IDENT, the string is "IDENT").
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//
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func (tok Token) String() string {
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s := ""
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if 0 <= tok && tok < Token(len(tokens)) {
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@ -72,8 +74,10 @@ func (tok Token) String() string {
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// IsLiteral returns true for tokens corresponding to identifiers
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// and basic type literals; it returns false otherwise.
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//
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func (tok Token) IsLiteral() bool { return literal_beg < tok && tok < literal_end }
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// IsOperator returns true for tokens corresponding to operators and
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// delimiters; it returns false otherwise.
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//
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func (tok Token) IsOperator() bool { return operator_beg < tok && tok < operator_end }
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