diff options
Diffstat (limited to 'vendor/github.com/aws/aws-sdk-go/internal/ini/literal_tokens.go')
-rw-r--r-- | vendor/github.com/aws/aws-sdk-go/internal/ini/literal_tokens.go | 324 |
1 files changed, 0 insertions, 324 deletions
diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/literal_tokens.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/literal_tokens.go deleted file mode 100644 index 24df543d3..000000000 --- a/vendor/github.com/aws/aws-sdk-go/internal/ini/literal_tokens.go +++ /dev/null @@ -1,324 +0,0 @@ -package ini - -import ( - "fmt" - "strconv" - "strings" -) - -var ( - runesTrue = []rune("true") - runesFalse = []rune("false") -) - -var literalValues = [][]rune{ - runesTrue, - runesFalse, -} - -func isBoolValue(b []rune) bool { - for _, lv := range literalValues { - if isLitValue(lv, b) { - return true - } - } - return false -} - -func isLitValue(want, have []rune) bool { - if len(have) < len(want) { - return false - } - - for i := 0; i < len(want); i++ { - if want[i] != have[i] { - return false - } - } - - return true -} - -// isNumberValue will return whether not the leading characters in -// a byte slice is a number. A number is delimited by whitespace or -// the newline token. -// -// A number is defined to be in a binary, octal, decimal (int | float), hex format, -// or in scientific notation. -func isNumberValue(b []rune) bool { - negativeIndex := 0 - helper := numberHelper{} - needDigit := false - - for i := 0; i < len(b); i++ { - negativeIndex++ - - switch b[i] { - case '-': - if helper.IsNegative() || negativeIndex != 1 { - return false - } - helper.Determine(b[i]) - needDigit = true - continue - case 'e', 'E': - if err := helper.Determine(b[i]); err != nil { - return false - } - negativeIndex = 0 - needDigit = true - continue - case 'b': - if helper.numberFormat == hex { - break - } - fallthrough - case 'o', 'x': - needDigit = true - if i == 0 { - return false - } - - fallthrough - case '.': - if err := helper.Determine(b[i]); err != nil { - return false - } - needDigit = true - continue - } - - if i > 0 && (isNewline(b[i:]) || isWhitespace(b[i])) { - return !needDigit - } - - if !helper.CorrectByte(b[i]) { - return false - } - needDigit = false - } - - return !needDigit -} - -func isValid(b []rune) (bool, int, error) { - if len(b) == 0 { - // TODO: should probably return an error - return false, 0, nil - } - - return isValidRune(b[0]), 1, nil -} - -func isValidRune(r rune) bool { - return r != ':' && r != '=' && r != '[' && r != ']' && r != ' ' && r != '\n' -} - -// ValueType is an enum that will signify what type -// the Value is -type ValueType int - -func (v ValueType) String() string { - switch v { - case NoneType: - return "NONE" - case DecimalType: - return "FLOAT" - case IntegerType: - return "INT" - case StringType: - return "STRING" - case BoolType: - return "BOOL" - } - - return "" -} - -// ValueType enums -const ( - NoneType = ValueType(iota) - DecimalType - IntegerType - StringType - QuotedStringType - BoolType -) - -// Value is a union container -type Value struct { - Type ValueType - raw []rune - - integer int64 - decimal float64 - boolean bool - str string -} - -func newValue(t ValueType, base int, raw []rune) (Value, error) { - v := Value{ - Type: t, - raw: raw, - } - var err error - - switch t { - case DecimalType: - v.decimal, err = strconv.ParseFloat(string(raw), 64) - case IntegerType: - if base != 10 { - raw = raw[2:] - } - - v.integer, err = strconv.ParseInt(string(raw), base, 64) - case StringType: - v.str = string(raw) - case QuotedStringType: - v.str = string(raw[1 : len(raw)-1]) - case BoolType: - v.boolean = runeCompare(v.raw, runesTrue) - } - - // issue 2253 - // - // if the value trying to be parsed is too large, then we will use - // the 'StringType' and raw value instead. - if nerr, ok := err.(*strconv.NumError); ok && nerr.Err == strconv.ErrRange { - v.Type = StringType - v.str = string(raw) - err = nil - } - - return v, err -} - -// Append will append values and change the type to a string -// type. -func (v *Value) Append(tok Token) { - r := tok.Raw() - if v.Type != QuotedStringType { - v.Type = StringType - r = tok.raw[1 : len(tok.raw)-1] - } - if tok.Type() != TokenLit { - v.raw = append(v.raw, tok.Raw()...) - } else { - v.raw = append(v.raw, r...) - } -} - -func (v Value) String() string { - switch v.Type { - case DecimalType: - return fmt.Sprintf("decimal: %f", v.decimal) - case IntegerType: - return fmt.Sprintf("integer: %d", v.integer) - case StringType: - return fmt.Sprintf("string: %s", string(v.raw)) - case QuotedStringType: - return fmt.Sprintf("quoted string: %s", string(v.raw)) - case BoolType: - return fmt.Sprintf("bool: %t", v.boolean) - default: - return "union not set" - } -} - -func newLitToken(b []rune) (Token, int, error) { - n := 0 - var err error - - token := Token{} - if b[0] == '"' { - n, err = getStringValue(b) - if err != nil { - return token, n, err - } - - token = newToken(TokenLit, b[:n], QuotedStringType) - } else if isNumberValue(b) { - var base int - base, n, err = getNumericalValue(b) - if err != nil { - return token, 0, err - } - - value := b[:n] - vType := IntegerType - if contains(value, '.') || hasExponent(value) { - vType = DecimalType - } - token = newToken(TokenLit, value, vType) - token.base = base - } else if isBoolValue(b) { - n, err = getBoolValue(b) - - token = newToken(TokenLit, b[:n], BoolType) - } else { - n, err = getValue(b) - token = newToken(TokenLit, b[:n], StringType) - } - - return token, n, err -} - -// IntValue returns an integer value -func (v Value) IntValue() int64 { - return v.integer -} - -// FloatValue returns a float value -func (v Value) FloatValue() float64 { - return v.decimal -} - -// BoolValue returns a bool value -func (v Value) BoolValue() bool { - return v.boolean -} - -func isTrimmable(r rune) bool { - switch r { - case '\n', ' ': - return true - } - return false -} - -// StringValue returns the string value -func (v Value) StringValue() string { - switch v.Type { - case StringType: - return strings.TrimFunc(string(v.raw), isTrimmable) - case QuotedStringType: - // preserve all characters in the quotes - return string(removeEscapedCharacters(v.raw[1 : len(v.raw)-1])) - default: - return strings.TrimFunc(string(v.raw), isTrimmable) - } -} - -func contains(runes []rune, c rune) bool { - for i := 0; i < len(runes); i++ { - if runes[i] == c { - return true - } - } - - return false -} - -func runeCompare(v1 []rune, v2 []rune) bool { - if len(v1) != len(v2) { - return false - } - - for i := 0; i < len(v1); i++ { - if v1[i] != v2[i] { - return false - } - } - - return true -} |