This commit is contained in:
69
vendor/github.com/BurntSushi/toml/error.go
generated
vendored
69
vendor/github.com/BurntSushi/toml/error.go
generated
vendored
@ -67,21 +67,36 @@ type ParseError struct {
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// Position of an error.
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type Position struct {
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Line int // Line number, starting at 1.
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Col int // Error column, starting at 1.
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Start int // Start of error, as byte offset starting at 0.
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Len int // Lenght in bytes.
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Len int // Length of the error in bytes.
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}
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func (p Position) withCol(tomlFile string) Position {
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var (
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pos int
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lines = strings.Split(tomlFile, "\n")
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)
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for i := range lines {
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ll := len(lines[i]) + 1 // +1 for the removed newline
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if pos+ll >= p.Start {
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p.Col = p.Start - pos + 1
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if p.Col < 1 { // Should never happen, but just in case.
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p.Col = 1
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}
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break
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}
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pos += ll
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}
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return p
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}
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func (pe ParseError) Error() string {
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msg := pe.Message
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if msg == "" { // Error from errorf()
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msg = pe.err.Error()
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}
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if pe.LastKey == "" {
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return fmt.Sprintf("toml: line %d: %s", pe.Position.Line, msg)
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return fmt.Sprintf("toml: line %d: %s", pe.Position.Line, pe.Message)
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}
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return fmt.Sprintf("toml: line %d (last key %q): %s",
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pe.Position.Line, pe.LastKey, msg)
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pe.Position.Line, pe.LastKey, pe.Message)
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}
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// ErrorWithPosition returns the error with detailed location context.
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@ -92,26 +107,19 @@ func (pe ParseError) ErrorWithPosition() string {
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return pe.Error()
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}
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var (
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lines = strings.Split(pe.input, "\n")
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col = pe.column(lines)
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b = new(strings.Builder)
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)
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msg := pe.Message
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if msg == "" {
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msg = pe.err.Error()
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}
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// TODO: don't show control characters as literals? This may not show up
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// well everywhere.
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var (
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lines = strings.Split(pe.input, "\n")
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b = new(strings.Builder)
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)
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if pe.Position.Len == 1 {
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fmt.Fprintf(b, "toml: error: %s\n\nAt line %d, column %d:\n\n",
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msg, pe.Position.Line, col+1)
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pe.Message, pe.Position.Line, pe.Position.Col)
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} else {
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fmt.Fprintf(b, "toml: error: %s\n\nAt line %d, column %d-%d:\n\n",
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msg, pe.Position.Line, col, col+pe.Position.Len)
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pe.Message, pe.Position.Line, pe.Position.Col, pe.Position.Col+pe.Position.Len-1)
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}
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if pe.Position.Line > 2 {
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fmt.Fprintf(b, "% 7d | %s\n", pe.Position.Line-2, expandTab(lines[pe.Position.Line-3]))
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@ -129,7 +137,7 @@ func (pe ParseError) ErrorWithPosition() string {
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diff := len(expanded) - len(lines[pe.Position.Line-1])
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fmt.Fprintf(b, "% 7d | %s\n", pe.Position.Line, expanded)
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fmt.Fprintf(b, "% 10s%s%s\n", "", strings.Repeat(" ", col+diff), strings.Repeat("^", pe.Position.Len))
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fmt.Fprintf(b, "% 10s%s%s\n", "", strings.Repeat(" ", pe.Position.Col-1+diff), strings.Repeat("^", pe.Position.Len))
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return b.String()
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}
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@ -151,23 +159,6 @@ func (pe ParseError) ErrorWithUsage() string {
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return m
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}
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func (pe ParseError) column(lines []string) int {
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var pos, col int
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for i := range lines {
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ll := len(lines[i]) + 1 // +1 for the removed newline
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if pos+ll >= pe.Position.Start {
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col = pe.Position.Start - pos
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if col < 0 { // Should never happen, but just in case.
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col = 0
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}
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break
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}
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pos += ll
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}
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return col
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}
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func expandTab(s string) string {
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var (
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b strings.Builder
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