From 107c1cdb09c575aa2f61d97f48d8587eb6bada4c Mon Sep 17 00:00:00 2001 From: Nathan Dench Date: Fri, 24 May 2019 15:16:44 +1000 Subject: Upgrade to 0.12 --- .../github.com/aws/aws-sdk-go/internal/ini/ast.go | 120 +++++++ .../aws/aws-sdk-go/internal/ini/comma_token.go | 11 + .../aws/aws-sdk-go/internal/ini/comment_token.go | 35 +++ .../github.com/aws/aws-sdk-go/internal/ini/doc.go | 29 ++ .../aws/aws-sdk-go/internal/ini/empty_token.go | 4 + .../aws/aws-sdk-go/internal/ini/expression.go | 24 ++ .../github.com/aws/aws-sdk-go/internal/ini/fuzz.go | 17 + .../github.com/aws/aws-sdk-go/internal/ini/ini.go | 51 +++ .../aws/aws-sdk-go/internal/ini/ini_lexer.go | 165 ++++++++++ .../aws/aws-sdk-go/internal/ini/ini_parser.go | 347 +++++++++++++++++++++ .../aws/aws-sdk-go/internal/ini/literal_tokens.go | 324 +++++++++++++++++++ .../aws/aws-sdk-go/internal/ini/newline_token.go | 30 ++ .../aws/aws-sdk-go/internal/ini/number_helper.go | 152 +++++++++ .../aws/aws-sdk-go/internal/ini/op_tokens.go | 39 +++ .../aws/aws-sdk-go/internal/ini/parse_error.go | 43 +++ .../aws/aws-sdk-go/internal/ini/parse_stack.go | 60 ++++ .../aws/aws-sdk-go/internal/ini/sep_tokens.go | 41 +++ .../aws/aws-sdk-go/internal/ini/skipper.go | 45 +++ .../aws/aws-sdk-go/internal/ini/statement.go | 35 +++ .../aws/aws-sdk-go/internal/ini/value_util.go | 284 +++++++++++++++++ .../aws/aws-sdk-go/internal/ini/visitor.go | 166 ++++++++++ .../aws/aws-sdk-go/internal/ini/walker.go | 25 ++ .../aws/aws-sdk-go/internal/ini/ws_token.go | 24 ++ .../aws/aws-sdk-go/internal/s3err/error.go | 57 ++++ .../internal/shareddefaults/ecs_container.go | 12 + 25 files changed, 2140 insertions(+) create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/ast.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/comma_token.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/comment_token.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/doc.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/empty_token.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/expression.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/fuzz.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/ini.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/ini_lexer.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/ini_parser.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/literal_tokens.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/newline_token.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/number_helper.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/op_tokens.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/parse_error.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/parse_stack.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/sep_tokens.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/skipper.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/statement.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/value_util.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/visitor.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/walker.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/ini/ws_token.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/s3err/error.go create mode 100644 vendor/github.com/aws/aws-sdk-go/internal/shareddefaults/ecs_container.go (limited to 'vendor/github.com/aws/aws-sdk-go/internal') diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/ast.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/ast.go new file mode 100644 index 0000000..e83a998 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/ast.go @@ -0,0 +1,120 @@ +package ini + +// ASTKind represents different states in the parse table +// and the type of AST that is being constructed +type ASTKind int + +// ASTKind* is used in the parse table to transition between +// the different states +const ( + ASTKindNone = ASTKind(iota) + ASTKindStart + ASTKindExpr + ASTKindEqualExpr + ASTKindStatement + ASTKindSkipStatement + ASTKindExprStatement + ASTKindSectionStatement + ASTKindNestedSectionStatement + ASTKindCompletedNestedSectionStatement + ASTKindCommentStatement + ASTKindCompletedSectionStatement +) + +func (k ASTKind) String() string { + switch k { + case ASTKindNone: + return "none" + case ASTKindStart: + return "start" + case ASTKindExpr: + return "expr" + case ASTKindStatement: + return "stmt" + case ASTKindSectionStatement: + return "section_stmt" + case ASTKindExprStatement: + return "expr_stmt" + case ASTKindCommentStatement: + return "comment" + case ASTKindNestedSectionStatement: + return "nested_section_stmt" + case ASTKindCompletedSectionStatement: + return "completed_stmt" + case ASTKindSkipStatement: + return "skip" + default: + return "" + } +} + +// AST interface allows us to determine what kind of node we +// are on and casting may not need to be necessary. +// +// The root is always the first node in Children +type AST struct { + Kind ASTKind + Root Token + RootToken bool + Children []AST +} + +func newAST(kind ASTKind, root AST, children ...AST) AST { + return AST{ + Kind: kind, + Children: append([]AST{root}, children...), + } +} + +func newASTWithRootToken(kind ASTKind, root Token, children ...AST) AST { + return AST{ + Kind: kind, + Root: root, + RootToken: true, + Children: children, + } +} + +// AppendChild will append to the list of children an AST has. +func (a *AST) AppendChild(child AST) { + a.Children = append(a.Children, child) +} + +// GetRoot will return the root AST which can be the first entry +// in the children list or a token. +func (a *AST) GetRoot() AST { + if a.RootToken { + return *a + } + + if len(a.Children) == 0 { + return AST{} + } + + return a.Children[0] +} + +// GetChildren will return the current AST's list of children +func (a *AST) GetChildren() []AST { + if len(a.Children) == 0 { + return []AST{} + } + + if a.RootToken { + return a.Children + } + + return a.Children[1:] +} + +// SetChildren will set and override all children of the AST. +func (a *AST) SetChildren(children []AST) { + if a.RootToken { + a.Children = children + } else { + a.Children = append(a.Children[:1], children...) + } +} + +// Start is used to indicate the starting state of the parse table. +var Start = newAST(ASTKindStart, AST{}) diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/comma_token.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/comma_token.go new file mode 100644 index 0000000..0895d53 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/comma_token.go @@ -0,0 +1,11 @@ +package ini + +var commaRunes = []rune(",") + +func isComma(b rune) bool { + return b == ',' +} + +func newCommaToken() Token { + return newToken(TokenComma, commaRunes, NoneType) +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/comment_token.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/comment_token.go new file mode 100644 index 0000000..0b76999 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/comment_token.go @@ -0,0 +1,35 @@ +package ini + +// isComment will return whether or not the next byte(s) is a +// comment. +func isComment(b []rune) bool { + if len(b) == 0 { + return false + } + + switch b[0] { + case ';': + return true + case '#': + return true + } + + return false +} + +// newCommentToken will create a comment token and +// return how many bytes were read. +func newCommentToken(b []rune) (Token, int, error) { + i := 0 + for ; i < len(b); i++ { + if b[i] == '\n' { + break + } + + if len(b)-i > 2 && b[i] == '\r' && b[i+1] == '\n' { + break + } + } + + return newToken(TokenComment, b[:i], NoneType), i, nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/doc.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/doc.go new file mode 100644 index 0000000..25ce0fe --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/doc.go @@ -0,0 +1,29 @@ +// Package ini is an LL(1) parser for configuration files. +// +// Example: +// sections, err := ini.OpenFile("/path/to/file") +// if err != nil { +// panic(err) +// } +// +// profile := "foo" +// section, ok := sections.GetSection(profile) +// if !ok { +// fmt.Printf("section %q could not be found", profile) +// } +// +// Below is the BNF that describes this parser +// Grammar: +// stmt -> value stmt' +// stmt' -> epsilon | op stmt +// value -> number | string | boolean | quoted_string +// +// section -> [ section' +// section' -> value section_close +// section_close -> ] +// +// SkipState will skip (NL WS)+ +// +// comment -> # comment' | ; comment' +// comment' -> epsilon | value +package ini diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/empty_token.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/empty_token.go new file mode 100644 index 0000000..04345a5 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/empty_token.go @@ -0,0 +1,4 @@ +package ini + +// emptyToken is used to satisfy the Token interface +var emptyToken = newToken(TokenNone, []rune{}, NoneType) diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/expression.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/expression.go new file mode 100644 index 0000000..91ba2a5 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/expression.go @@ -0,0 +1,24 @@ +package ini + +// newExpression will return an expression AST. +// Expr represents an expression +// +// grammar: +// expr -> string | number +func newExpression(tok Token) AST { + return newASTWithRootToken(ASTKindExpr, tok) +} + +func newEqualExpr(left AST, tok Token) AST { + return newASTWithRootToken(ASTKindEqualExpr, tok, left) +} + +// EqualExprKey will return a LHS value in the equal expr +func EqualExprKey(ast AST) string { + children := ast.GetChildren() + if len(children) == 0 || ast.Kind != ASTKindEqualExpr { + return "" + } + + return string(children[0].Root.Raw()) +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/fuzz.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/fuzz.go new file mode 100644 index 0000000..8d462f7 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/fuzz.go @@ -0,0 +1,17 @@ +// +build gofuzz + +package ini + +import ( + "bytes" +) + +func Fuzz(data []byte) int { + b := bytes.NewReader(data) + + if _, err := Parse(b); err != nil { + return 0 + } + + return 1 +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/ini.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/ini.go new file mode 100644 index 0000000..3b0ca7a --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/ini.go @@ -0,0 +1,51 @@ +package ini + +import ( + "io" + "os" + + "github.com/aws/aws-sdk-go/aws/awserr" +) + +// OpenFile takes a path to a given file, and will open and parse +// that file. +func OpenFile(path string) (Sections, error) { + f, err := os.Open(path) + if err != nil { + return Sections{}, awserr.New(ErrCodeUnableToReadFile, "unable to open file", err) + } + defer f.Close() + + return Parse(f) +} + +// Parse will parse the given file using the shared config +// visitor. +func Parse(f io.Reader) (Sections, error) { + tree, err := ParseAST(f) + if err != nil { + return Sections{}, err + } + + v := NewDefaultVisitor() + if err = Walk(tree, v); err != nil { + return Sections{}, err + } + + return v.Sections, nil +} + +// ParseBytes will parse the given bytes and return the parsed sections. +func ParseBytes(b []byte) (Sections, error) { + tree, err := ParseASTBytes(b) + if err != nil { + return Sections{}, err + } + + v := NewDefaultVisitor() + if err = Walk(tree, v); err != nil { + return Sections{}, err + } + + return v.Sections, nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/ini_lexer.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/ini_lexer.go new file mode 100644 index 0000000..582c024 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/ini_lexer.go @@ -0,0 +1,165 @@ +package ini + +import ( + "bytes" + "io" + "io/ioutil" + + "github.com/aws/aws-sdk-go/aws/awserr" +) + +const ( + // ErrCodeUnableToReadFile is used when a file is failed to be + // opened or read from. + ErrCodeUnableToReadFile = "FailedRead" +) + +// TokenType represents the various different tokens types +type TokenType int + +func (t TokenType) String() string { + switch t { + case TokenNone: + return "none" + case TokenLit: + return "literal" + case TokenSep: + return "sep" + case TokenOp: + return "op" + case TokenWS: + return "ws" + case TokenNL: + return "newline" + case TokenComment: + return "comment" + case TokenComma: + return "comma" + default: + return "" + } +} + +// TokenType enums +const ( + TokenNone = TokenType(iota) + TokenLit + TokenSep + TokenComma + TokenOp + TokenWS + TokenNL + TokenComment +) + +type iniLexer struct{} + +// Tokenize will return a list of tokens during lexical analysis of the +// io.Reader. +func (l *iniLexer) Tokenize(r io.Reader) ([]Token, error) { + b, err := ioutil.ReadAll(r) + if err != nil { + return nil, awserr.New(ErrCodeUnableToReadFile, "unable to read file", err) + } + + return l.tokenize(b) +} + +func (l *iniLexer) tokenize(b []byte) ([]Token, error) { + runes := bytes.Runes(b) + var err error + n := 0 + tokenAmount := countTokens(runes) + tokens := make([]Token, tokenAmount) + count := 0 + + for len(runes) > 0 && count < tokenAmount { + switch { + case isWhitespace(runes[0]): + tokens[count], n, err = newWSToken(runes) + case isComma(runes[0]): + tokens[count], n = newCommaToken(), 1 + case isComment(runes): + tokens[count], n, err = newCommentToken(runes) + case isNewline(runes): + tokens[count], n, err = newNewlineToken(runes) + case isSep(runes): + tokens[count], n, err = newSepToken(runes) + case isOp(runes): + tokens[count], n, err = newOpToken(runes) + default: + tokens[count], n, err = newLitToken(runes) + } + + if err != nil { + return nil, err + } + + count++ + + runes = runes[n:] + } + + return tokens[:count], nil +} + +func countTokens(runes []rune) int { + count, n := 0, 0 + var err error + + for len(runes) > 0 { + switch { + case isWhitespace(runes[0]): + _, n, err = newWSToken(runes) + case isComma(runes[0]): + _, n = newCommaToken(), 1 + case isComment(runes): + _, n, err = newCommentToken(runes) + case isNewline(runes): + _, n, err = newNewlineToken(runes) + case isSep(runes): + _, n, err = newSepToken(runes) + case isOp(runes): + _, n, err = newOpToken(runes) + default: + _, n, err = newLitToken(runes) + } + + if err != nil { + return 0 + } + + count++ + runes = runes[n:] + } + + return count + 1 +} + +// Token indicates a metadata about a given value. +type Token struct { + t TokenType + ValueType ValueType + base int + raw []rune +} + +var emptyValue = Value{} + +func newToken(t TokenType, raw []rune, v ValueType) Token { + return Token{ + t: t, + raw: raw, + ValueType: v, + } +} + +// Raw return the raw runes that were consumed +func (tok Token) Raw() []rune { + return tok.raw +} + +// Type returns the token type +func (tok Token) Type() TokenType { + return tok.t +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/ini_parser.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/ini_parser.go new file mode 100644 index 0000000..f997033 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/ini_parser.go @@ -0,0 +1,347 @@ +package ini + +import ( + "fmt" + "io" +) + +// State enums for the parse table +const ( + InvalidState = iota + // stmt -> value stmt' + StatementState + // stmt' -> MarkComplete | op stmt + StatementPrimeState + // value -> number | string | boolean | quoted_string + ValueState + // section -> [ section' + OpenScopeState + // section' -> value section_close + SectionState + // section_close -> ] + CloseScopeState + // SkipState will skip (NL WS)+ + SkipState + // SkipTokenState will skip any token and push the previous + // state onto the stack. + SkipTokenState + // comment -> # comment' | ; comment' + // comment' -> MarkComplete | value + CommentState + // MarkComplete state will complete statements and move that + // to the completed AST list + MarkCompleteState + // TerminalState signifies that the tokens have been fully parsed + TerminalState +) + +// parseTable is a state machine to dictate the grammar above. +var parseTable = map[ASTKind]map[TokenType]int{ + ASTKindStart: map[TokenType]int{ + TokenLit: StatementState, + TokenSep: OpenScopeState, + TokenWS: SkipTokenState, + TokenNL: SkipTokenState, + TokenComment: CommentState, + TokenNone: TerminalState, + }, + ASTKindCommentStatement: map[TokenType]int{ + TokenLit: StatementState, + TokenSep: OpenScopeState, + TokenWS: SkipTokenState, + TokenNL: SkipTokenState, + TokenComment: CommentState, + TokenNone: MarkCompleteState, + }, + ASTKindExpr: map[TokenType]int{ + TokenOp: StatementPrimeState, + TokenLit: ValueState, + TokenSep: OpenScopeState, + TokenWS: ValueState, + TokenNL: SkipState, + TokenComment: CommentState, + TokenNone: MarkCompleteState, + }, + ASTKindEqualExpr: map[TokenType]int{ + TokenLit: ValueState, + TokenWS: SkipTokenState, + TokenNL: SkipState, + }, + ASTKindStatement: map[TokenType]int{ + TokenLit: SectionState, + TokenSep: CloseScopeState, + TokenWS: SkipTokenState, + TokenNL: SkipTokenState, + TokenComment: CommentState, + TokenNone: MarkCompleteState, + }, + ASTKindExprStatement: map[TokenType]int{ + TokenLit: ValueState, + TokenSep: OpenScopeState, + TokenOp: ValueState, + TokenWS: ValueState, + TokenNL: MarkCompleteState, + TokenComment: CommentState, + TokenNone: TerminalState, + TokenComma: SkipState, + }, + ASTKindSectionStatement: map[TokenType]int{ + TokenLit: SectionState, + TokenOp: SectionState, + TokenSep: CloseScopeState, + TokenWS: SectionState, + TokenNL: SkipTokenState, + }, + ASTKindCompletedSectionStatement: map[TokenType]int{ + TokenWS: SkipTokenState, + TokenNL: SkipTokenState, + TokenLit: StatementState, + TokenSep: OpenScopeState, + TokenComment: CommentState, + TokenNone: MarkCompleteState, + }, + ASTKindSkipStatement: map[TokenType]int{ + TokenLit: StatementState, + TokenSep: OpenScopeState, + TokenWS: SkipTokenState, + TokenNL: SkipTokenState, + TokenComment: CommentState, + TokenNone: TerminalState, + }, +} + +// ParseAST will parse input from an io.Reader using +// an LL(1) parser. +func ParseAST(r io.Reader) ([]AST, error) { + lexer := iniLexer{} + tokens, err := lexer.Tokenize(r) + if err != nil { + return []AST{}, err + } + + return parse(tokens) +} + +// ParseASTBytes will parse input from a byte slice using +// an LL(1) parser. +func ParseASTBytes(b []byte) ([]AST, error) { + lexer := iniLexer{} + tokens, err := lexer.tokenize(b) + if err != nil { + return []AST{}, err + } + + return parse(tokens) +} + +func parse(tokens []Token) ([]AST, error) { + start := Start + stack := newParseStack(3, len(tokens)) + + stack.Push(start) + s := newSkipper() + +loop: + for stack.Len() > 0 { + k := stack.Pop() + + var tok Token + if len(tokens) == 0 { + // this occurs when all the tokens have been processed + // but reduction of what's left on the stack needs to + // occur. + tok = emptyToken + } else { + tok = tokens[0] + } + + step := parseTable[k.Kind][tok.Type()] + if s.ShouldSkip(tok) { + // being in a skip state with no tokens will break out of + // the parse loop since there is nothing left to process. + if len(tokens) == 0 { + break loop + } + + step = SkipTokenState + } + + switch step { + case TerminalState: + // Finished parsing. Push what should be the last + // statement to the stack. If there is anything left + // on the stack, an error in parsing has occurred. + if k.Kind != ASTKindStart { + stack.MarkComplete(k) + } + break loop + case SkipTokenState: + // When skipping a token, the previous state was popped off the stack. + // To maintain the correct state, the previous state will be pushed + // onto the stack. + stack.Push(k) + case StatementState: + if k.Kind != ASTKindStart { + stack.MarkComplete(k) + } + expr := newExpression(tok) + stack.Push(expr) + case StatementPrimeState: + if tok.Type() != TokenOp { + stack.MarkComplete(k) + continue + } + + if k.Kind != ASTKindExpr { + return nil, NewParseError( + fmt.Sprintf("invalid expression: expected Expr type, but found %T type", k), + ) + } + + k = trimSpaces(k) + expr := newEqualExpr(k, tok) + stack.Push(expr) + case ValueState: + // ValueState requires the previous state to either be an equal expression + // or an expression statement. + // + // This grammar occurs when the RHS is a number, word, or quoted string. + // equal_expr -> lit op equal_expr' + // equal_expr' -> number | string | quoted_string + // quoted_string -> " quoted_string' + // quoted_string' -> string quoted_string_end + // quoted_string_end -> " + // + // otherwise + // expr_stmt -> equal_expr (expr_stmt')* + // expr_stmt' -> ws S | op S | MarkComplete + // S -> equal_expr' expr_stmt' + switch k.Kind { + case ASTKindEqualExpr: + // assiging a value to some key + k.AppendChild(newExpression(tok)) + stack.Push(newExprStatement(k)) + case ASTKindExpr: + k.Root.raw = append(k.Root.raw, tok.Raw()...) + stack.Push(k) + case ASTKindExprStatement: + root := k.GetRoot() + children := root.GetChildren() + if len(children) == 0 { + return nil, NewParseError( + fmt.Sprintf("invalid expression: AST contains no children %s", k.Kind), + ) + } + + rhs := children[len(children)-1] + + if rhs.Root.ValueType != QuotedStringType { + rhs.Root.ValueType = StringType + rhs.Root.raw = append(rhs.Root.raw, tok.Raw()...) + + } + + children[len(children)-1] = rhs + k.SetChildren(children) + + stack.Push(k) + } + case OpenScopeState: + if !runeCompare(tok.Raw(), openBrace) { + return nil, NewParseError("expected '['") + } + + stmt := newStatement() + stack.Push(stmt) + case CloseScopeState: + if !runeCompare(tok.Raw(), closeBrace) { + return nil, NewParseError("expected ']'") + } + + k = trimSpaces(k) + stack.Push(newCompletedSectionStatement(k)) + case SectionState: + var stmt AST + + switch k.Kind { + case ASTKindStatement: + // If there are multiple literals inside of a scope declaration, + // then the current token's raw value will be appended to the Name. + // + // This handles cases like [ profile default ] + // + // k will represent a SectionStatement with the children representing + // the label of the section + stmt = newSectionStatement(tok) + case ASTKindSectionStatement: + k.Root.raw = append(k.Root.raw, tok.Raw()...) + stmt = k + default: + return nil, NewParseError( + fmt.Sprintf("invalid statement: expected statement: %v", k.Kind), + ) + } + + stack.Push(stmt) + case MarkCompleteState: + if k.Kind != ASTKindStart { + stack.MarkComplete(k) + } + + if stack.Len() == 0 { + stack.Push(start) + } + case SkipState: + stack.Push(newSkipStatement(k)) + s.Skip() + case CommentState: + if k.Kind == ASTKindStart { + stack.Push(k) + } else { + stack.MarkComplete(k) + } + + stmt := newCommentStatement(tok) + stack.Push(stmt) + default: + return nil, NewParseError(fmt.Sprintf("invalid state with ASTKind %v and TokenType %v", k, tok)) + } + + if len(tokens) > 0 { + tokens = tokens[1:] + } + } + + // this occurs when a statement has not been completed + if stack.top > 1 { + return nil, NewParseError(fmt.Sprintf("incomplete expression: %v", stack.container)) + } + + // returns a sublist which excludes the start symbol + return stack.List(), nil +} + +// trimSpaces will trim spaces on the left and right hand side of +// the literal. +func trimSpaces(k AST) AST { + // trim left hand side of spaces + for i := 0; i < len(k.Root.raw); i++ { + if !isWhitespace(k.Root.raw[i]) { + break + } + + k.Root.raw = k.Root.raw[1:] + i-- + } + + // trim right hand side of spaces + for i := len(k.Root.raw) - 1; i >= 0; i-- { + if !isWhitespace(k.Root.raw[i]) { + break + } + + k.Root.raw = k.Root.raw[:len(k.Root.raw)-1] + } + + return k +} 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 new file mode 100644 index 0000000..24df543 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/literal_tokens.go @@ -0,0 +1,324 @@ +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 +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/newline_token.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/newline_token.go new file mode 100644 index 0000000..e52ac39 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/newline_token.go @@ -0,0 +1,30 @@ +package ini + +func isNewline(b []rune) bool { + if len(b) == 0 { + return false + } + + if b[0] == '\n' { + return true + } + + if len(b) < 2 { + return false + } + + return b[0] == '\r' && b[1] == '\n' +} + +func newNewlineToken(b []rune) (Token, int, error) { + i := 1 + if b[0] == '\r' && isNewline(b[1:]) { + i++ + } + + if !isNewline([]rune(b[:i])) { + return emptyToken, 0, NewParseError("invalid new line token") + } + + return newToken(TokenNL, b[:i], NoneType), i, nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/number_helper.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/number_helper.go new file mode 100644 index 0000000..a45c0bc --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/number_helper.go @@ -0,0 +1,152 @@ +package ini + +import ( + "bytes" + "fmt" + "strconv" +) + +const ( + none = numberFormat(iota) + binary + octal + decimal + hex + exponent +) + +type numberFormat int + +// numberHelper is used to dictate what format a number is in +// and what to do for negative values. Since -1e-4 is a valid +// number, we cannot just simply check for duplicate negatives. +type numberHelper struct { + numberFormat numberFormat + + negative bool + negativeExponent bool +} + +func (b numberHelper) Exists() bool { + return b.numberFormat != none +} + +func (b numberHelper) IsNegative() bool { + return b.negative || b.negativeExponent +} + +func (b *numberHelper) Determine(c rune) error { + if b.Exists() { + return NewParseError(fmt.Sprintf("multiple number formats: 0%v", string(c))) + } + + switch c { + case 'b': + b.numberFormat = binary + case 'o': + b.numberFormat = octal + case 'x': + b.numberFormat = hex + case 'e', 'E': + b.numberFormat = exponent + case '-': + if b.numberFormat != exponent { + b.negative = true + } else { + b.negativeExponent = true + } + case '.': + b.numberFormat = decimal + default: + return NewParseError(fmt.Sprintf("invalid number character: %v", string(c))) + } + + return nil +} + +func (b numberHelper) CorrectByte(c rune) bool { + switch { + case b.numberFormat == binary: + if !isBinaryByte(c) { + return false + } + case b.numberFormat == octal: + if !isOctalByte(c) { + return false + } + case b.numberFormat == hex: + if !isHexByte(c) { + return false + } + case b.numberFormat == decimal: + if !isDigit(c) { + return false + } + case b.numberFormat == exponent: + if !isDigit(c) { + return false + } + case b.negativeExponent: + if !isDigit(c) { + return false + } + case b.negative: + if !isDigit(c) { + return false + } + default: + if !isDigit(c) { + return false + } + } + + return true +} + +func (b numberHelper) Base() int { + switch b.numberFormat { + case binary: + return 2 + case octal: + return 8 + case hex: + return 16 + default: + return 10 + } +} + +func (b numberHelper) String() string { + buf := bytes.Buffer{} + i := 0 + + switch b.numberFormat { + case binary: + i++ + buf.WriteString(strconv.Itoa(i) + ": binary format\n") + case octal: + i++ + buf.WriteString(strconv.Itoa(i) + ": octal format\n") + case hex: + i++ + buf.WriteString(strconv.Itoa(i) + ": hex format\n") + case exponent: + i++ + buf.WriteString(strconv.Itoa(i) + ": exponent format\n") + default: + i++ + buf.WriteString(strconv.Itoa(i) + ": integer format\n") + } + + if b.negative { + i++ + buf.WriteString(strconv.Itoa(i) + ": negative format\n") + } + + if b.negativeExponent { + i++ + buf.WriteString(strconv.Itoa(i) + ": negative exponent format\n") + } + + return buf.String() +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/op_tokens.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/op_tokens.go new file mode 100644 index 0000000..8a84c7c --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/op_tokens.go @@ -0,0 +1,39 @@ +package ini + +import ( + "fmt" +) + +var ( + equalOp = []rune("=") + equalColonOp = []rune(":") +) + +func isOp(b []rune) bool { + if len(b) == 0 { + return false + } + + switch b[0] { + case '=': + return true + case ':': + return true + default: + return false + } +} + +func newOpToken(b []rune) (Token, int, error) { + tok := Token{} + + switch b[0] { + case '=': + tok = newToken(TokenOp, equalOp, NoneType) + case ':': + tok = newToken(TokenOp, equalColonOp, NoneType) + default: + return tok, 0, NewParseError(fmt.Sprintf("unexpected op type, %v", b[0])) + } + return tok, 1, nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/parse_error.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/parse_error.go new file mode 100644 index 0000000..4572870 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/parse_error.go @@ -0,0 +1,43 @@ +package ini + +import "fmt" + +const ( + // ErrCodeParseError is returned when a parsing error + // has occurred. + ErrCodeParseError = "INIParseError" +) + +// ParseError is an error which is returned during any part of +// the parsing process. +type ParseError struct { + msg string +} + +// NewParseError will return a new ParseError where message +// is the description of the error. +func NewParseError(message string) *ParseError { + return &ParseError{ + msg: message, + } +} + +// Code will return the ErrCodeParseError +func (err *ParseError) Code() string { + return ErrCodeParseError +} + +// Message returns the error's message +func (err *ParseError) Message() string { + return err.msg +} + +// OrigError return nothing since there will never be any +// original error. +func (err *ParseError) OrigError() error { + return nil +} + +func (err *ParseError) Error() string { + return fmt.Sprintf("%s: %s", err.Code(), err.Message()) +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/parse_stack.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/parse_stack.go new file mode 100644 index 0000000..7f01cf7 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/parse_stack.go @@ -0,0 +1,60 @@ +package ini + +import ( + "bytes" + "fmt" +) + +// ParseStack is a stack that contains a container, the stack portion, +// and the list which is the list of ASTs that have been successfully +// parsed. +type ParseStack struct { + top int + container []AST + list []AST + index int +} + +func newParseStack(sizeContainer, sizeList int) ParseStack { + return ParseStack{ + container: make([]AST, sizeContainer), + list: make([]AST, sizeList), + } +} + +// Pop will return and truncate the last container element. +func (s *ParseStack) Pop() AST { + s.top-- + return s.container[s.top] +} + +// Push will add the new AST to the container +func (s *ParseStack) Push(ast AST) { + s.container[s.top] = ast + s.top++ +} + +// MarkComplete will append the AST to the list of completed statements +func (s *ParseStack) MarkComplete(ast AST) { + s.list[s.index] = ast + s.index++ +} + +// List will return the completed statements +func (s ParseStack) List() []AST { + return s.list[:s.index] +} + +// Len will return the length of the container +func (s *ParseStack) Len() int { + return s.top +} + +func (s ParseStack) String() string { + buf := bytes.Buffer{} + for i, node := range s.list { + buf.WriteString(fmt.Sprintf("%d: %v\n", i+1, node)) + } + + return buf.String() +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/sep_tokens.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/sep_tokens.go new file mode 100644 index 0000000..f82095b --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/sep_tokens.go @@ -0,0 +1,41 @@ +package ini + +import ( + "fmt" +) + +var ( + emptyRunes = []rune{} +) + +func isSep(b []rune) bool { + if len(b) == 0 { + return false + } + + switch b[0] { + case '[', ']': + return true + default: + return false + } +} + +var ( + openBrace = []rune("[") + closeBrace = []rune("]") +) + +func newSepToken(b []rune) (Token, int, error) { + tok := Token{} + + switch b[0] { + case '[': + tok = newToken(TokenSep, openBrace, NoneType) + case ']': + tok = newToken(TokenSep, closeBrace, NoneType) + default: + return tok, 0, NewParseError(fmt.Sprintf("unexpected sep type, %v", b[0])) + } + return tok, 1, nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/skipper.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/skipper.go new file mode 100644 index 0000000..6bb6964 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/skipper.go @@ -0,0 +1,45 @@ +package ini + +// skipper is used to skip certain blocks of an ini file. +// Currently skipper is used to skip nested blocks of ini +// files. See example below +// +// [ foo ] +// nested = ; this section will be skipped +// a=b +// c=d +// bar=baz ; this will be included +type skipper struct { + shouldSkip bool + TokenSet bool + prevTok Token +} + +func newSkipper() skipper { + return skipper{ + prevTok: emptyToken, + } +} + +func (s *skipper) ShouldSkip(tok Token) bool { + if s.shouldSkip && + s.prevTok.Type() == TokenNL && + tok.Type() != TokenWS { + + s.Continue() + return false + } + s.prevTok = tok + + return s.shouldSkip +} + +func (s *skipper) Skip() { + s.shouldSkip = true + s.prevTok = emptyToken +} + +func (s *skipper) Continue() { + s.shouldSkip = false + s.prevTok = emptyToken +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/statement.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/statement.go new file mode 100644 index 0000000..18f3fe8 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/statement.go @@ -0,0 +1,35 @@ +package ini + +// Statement is an empty AST mostly used for transitioning states. +func newStatement() AST { + return newAST(ASTKindStatement, AST{}) +} + +// SectionStatement represents a section AST +func newSectionStatement(tok Token) AST { + return newASTWithRootToken(ASTKindSectionStatement, tok) +} + +// ExprStatement represents a completed expression AST +func newExprStatement(ast AST) AST { + return newAST(ASTKindExprStatement, ast) +} + +// CommentStatement represents a comment in the ini definition. +// +// grammar: +// comment -> #comment' | ;comment' +// comment' -> epsilon | value +func newCommentStatement(tok Token) AST { + return newAST(ASTKindCommentStatement, newExpression(tok)) +} + +// CompletedSectionStatement represents a completed section +func newCompletedSectionStatement(ast AST) AST { + return newAST(ASTKindCompletedSectionStatement, ast) +} + +// SkipStatement is used to skip whole statements +func newSkipStatement(ast AST) AST { + return newAST(ASTKindSkipStatement, ast) +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/value_util.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/value_util.go new file mode 100644 index 0000000..305999d --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/value_util.go @@ -0,0 +1,284 @@ +package ini + +import ( + "fmt" +) + +// getStringValue will return a quoted string and the amount +// of bytes read +// +// an error will be returned if the string is not properly formatted +func getStringValue(b []rune) (int, error) { + if b[0] != '"' { + return 0, NewParseError("strings must start with '\"'") + } + + endQuote := false + i := 1 + + for ; i < len(b) && !endQuote; i++ { + if escaped := isEscaped(b[:i], b[i]); b[i] == '"' && !escaped { + endQuote = true + break + } else if escaped { + /*c, err := getEscapedByte(b[i]) + if err != nil { + return 0, err + } + + b[i-1] = c + b = append(b[:i], b[i+1:]...) + i--*/ + + continue + } + } + + if !endQuote { + return 0, NewParseError("missing '\"' in string value") + } + + return i + 1, nil +} + +// getBoolValue will return a boolean and the amount +// of bytes read +// +// an error will be returned if the boolean is not of a correct +// value +func getBoolValue(b []rune) (int, error) { + if len(b) < 4 { + return 0, NewParseError("invalid boolean value") + } + + n := 0 + for _, lv := range literalValues { + if len(lv) > len(b) { + continue + } + + if isLitValue(lv, b) { + n = len(lv) + } + } + + if n == 0 { + return 0, NewParseError("invalid boolean value") + } + + return n, nil +} + +// getNumericalValue will return a numerical string, the amount +// of bytes read, and the base of the number +// +// an error will be returned if the number is not of a correct +// value +func getNumericalValue(b []rune) (int, int, error) { + if !isDigit(b[0]) { + return 0, 0, NewParseError("invalid digit value") + } + + i := 0 + helper := numberHelper{} + +loop: + for negativeIndex := 0; i < len(b); i++ { + negativeIndex++ + + if !isDigit(b[i]) { + switch b[i] { + case '-': + if helper.IsNegative() || negativeIndex != 1 { + return 0, 0, NewParseError("parse error '-'") + } + + n := getNegativeNumber(b[i:]) + i += (n - 1) + helper.Determine(b[i]) + continue + case '.': + if err := helper.Determine(b[i]); err != nil { + return 0, 0, err + } + case 'e', 'E': + if err := helper.Determine(b[i]); err != nil { + return 0, 0, err + } + + negativeIndex = 0 + case 'b': + if helper.numberFormat == hex { + break + } + fallthrough + case 'o', 'x': + if i == 0 && b[i] != '0' { + return 0, 0, NewParseError("incorrect base format, expected leading '0'") + } + + if i != 1 { + return 0, 0, NewParseError(fmt.Sprintf("incorrect base format found %s at %d index", string(b[i]), i)) + } + + if err := helper.Determine(b[i]); err != nil { + return 0, 0, err + } + default: + if isWhitespace(b[i]) { + break loop + } + + if isNewline(b[i:]) { + break loop + } + + if !(helper.numberFormat == hex && isHexByte(b[i])) { + if i+2 < len(b) && !isNewline(b[i:i+2]) { + return 0, 0, NewParseError("invalid numerical character") + } else if !isNewline([]rune{b[i]}) { + return 0, 0, NewParseError("invalid numerical character") + } + + break loop + } + } + } + } + + return helper.Base(), i, nil +} + +// isDigit will return whether or not something is an integer +func isDigit(b rune) bool { + return b >= '0' && b <= '9' +} + +func hasExponent(v []rune) bool { + return contains(v, 'e') || contains(v, 'E') +} + +func isBinaryByte(b rune) bool { + switch b { + case '0', '1': + return true + default: + return false + } +} + +func isOctalByte(b rune) bool { + switch b { + case '0', '1', '2', '3', '4', '5', '6', '7': + return true + default: + return false + } +} + +func isHexByte(b rune) bool { + if isDigit(b) { + return true + } + return (b >= 'A' && b <= 'F') || + (b >= 'a' && b <= 'f') +} + +func getValue(b []rune) (int, error) { + i := 0 + + for i < len(b) { + if isNewline(b[i:]) { + break + } + + if isOp(b[i:]) { + break + } + + valid, n, err := isValid(b[i:]) + if err != nil { + return 0, err + } + + if !valid { + break + } + + i += n + } + + return i, nil +} + +// getNegativeNumber will return a negative number from a +// byte slice. This will iterate through all characters until +// a non-digit has been found. +func getNegativeNumber(b []rune) int { + if b[0] != '-' { + return 0 + } + + i := 1 + for ; i < len(b); i++ { + if !isDigit(b[i]) { + return i + } + } + + return i +} + +// isEscaped will return whether or not the character is an escaped +// character. +func isEscaped(value []rune, b rune) bool { + if len(value) == 0 { + return false + } + + switch b { + case '\'': // single quote + case '"': // quote + case 'n': // newline + case 't': // tab + case '\\': // backslash + default: + return false + } + + return value[len(value)-1] == '\\' +} + +func getEscapedByte(b rune) (rune, error) { + switch b { + case '\'': // single quote + return '\'', nil + case '"': // quote + return '"', nil + case 'n': // newline + return '\n', nil + case 't': // table + return '\t', nil + case '\\': // backslash + return '\\', nil + default: + return b, NewParseError(fmt.Sprintf("invalid escaped character %c", b)) + } +} + +func removeEscapedCharacters(b []rune) []rune { + for i := 0; i < len(b); i++ { + if isEscaped(b[:i], b[i]) { + c, err := getEscapedByte(b[i]) + if err != nil { + return b + } + + b[i-1] = c + b = append(b[:i], b[i+1:]...) + i-- + } + } + + return b +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/visitor.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/visitor.go new file mode 100644 index 0000000..94841c3 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/visitor.go @@ -0,0 +1,166 @@ +package ini + +import ( + "fmt" + "sort" +) + +// Visitor is an interface used by walkers that will +// traverse an array of ASTs. +type Visitor interface { + VisitExpr(AST) error + VisitStatement(AST) error +} + +// DefaultVisitor is used to visit statements and expressions +// and ensure that they are both of the correct format. +// In addition, upon visiting this will build sections and populate +// the Sections field which can be used to retrieve profile +// configuration. +type DefaultVisitor struct { + scope string + Sections Sections +} + +// NewDefaultVisitor return a DefaultVisitor +func NewDefaultVisitor() *DefaultVisitor { + return &DefaultVisitor{ + Sections: Sections{ + container: map[string]Section{}, + }, + } +} + +// VisitExpr visits expressions... +func (v *DefaultVisitor) VisitExpr(expr AST) error { + t := v.Sections.container[v.scope] + if t.values == nil { + t.values = values{} + } + + switch expr.Kind { + case ASTKindExprStatement: + opExpr := expr.GetRoot() + switch opExpr.Kind { + case ASTKindEqualExpr: + children := opExpr.GetChildren() + if len(children) <= 1 { + return NewParseError("unexpected token type") + } + + rhs := children[1] + + if rhs.Root.Type() != TokenLit { + return NewParseError("unexpected token type") + } + + key := EqualExprKey(opExpr) + v, err := newValue(rhs.Root.ValueType, rhs.Root.base, rhs.Root.Raw()) + if err != nil { + return err + } + + t.values[key] = v + default: + return NewParseError(fmt.Sprintf("unsupported expression %v", expr)) + } + default: + return NewParseError(fmt.Sprintf("unsupported expression %v", expr)) + } + + v.Sections.container[v.scope] = t + return nil +} + +// VisitStatement visits statements... +func (v *DefaultVisitor) VisitStatement(stmt AST) error { + switch stmt.Kind { + case ASTKindCompletedSectionStatement: + child := stmt.GetRoot() + if child.Kind != ASTKindSectionStatement { + return NewParseError(fmt.Sprintf("unsupported child statement: %T", child)) + } + + name := string(child.Root.Raw()) + v.Sections.container[name] = Section{} + v.scope = name + default: + return NewParseError(fmt.Sprintf("unsupported statement: %s", stmt.Kind)) + } + + return nil +} + +// Sections is a map of Section structures that represent +// a configuration. +type Sections struct { + container map[string]Section +} + +// GetSection will return section p. If section p does not exist, +// false will be returned in the second parameter. +func (t Sections) GetSection(p string) (Section, bool) { + v, ok := t.container[p] + return v, ok +} + +// values represents a map of union values. +type values map[string]Value + +// List will return a list of all sections that were successfully +// parsed. +func (t Sections) List() []string { + keys := make([]string, len(t.container)) + i := 0 + for k := range t.container { + keys[i] = k + i++ + } + + sort.Strings(keys) + return keys +} + +// Section contains a name and values. This represent +// a sectioned entry in a configuration file. +type Section struct { + Name string + values values +} + +// Has will return whether or not an entry exists in a given section +func (t Section) Has(k string) bool { + _, ok := t.values[k] + return ok +} + +// ValueType will returned what type the union is set to. If +// k was not found, the NoneType will be returned. +func (t Section) ValueType(k string) (ValueType, bool) { + v, ok := t.values[k] + return v.Type, ok +} + +// Bool returns a bool value at k +func (t Section) Bool(k string) bool { + return t.values[k].BoolValue() +} + +// Int returns an integer value at k +func (t Section) Int(k string) int64 { + return t.values[k].IntValue() +} + +// Float64 returns a float value at k +func (t Section) Float64(k string) float64 { + return t.values[k].FloatValue() +} + +// String returns the string value at k +func (t Section) String(k string) string { + _, ok := t.values[k] + if !ok { + return "" + } + return t.values[k].StringValue() +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/walker.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/walker.go new file mode 100644 index 0000000..99915f7 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/walker.go @@ -0,0 +1,25 @@ +package ini + +// Walk will traverse the AST using the v, the Visitor. +func Walk(tree []AST, v Visitor) error { + for _, node := range tree { + switch node.Kind { + case ASTKindExpr, + ASTKindExprStatement: + + if err := v.VisitExpr(node); err != nil { + return err + } + case ASTKindStatement, + ASTKindCompletedSectionStatement, + ASTKindNestedSectionStatement, + ASTKindCompletedNestedSectionStatement: + + if err := v.VisitStatement(node); err != nil { + return err + } + } + } + + return nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/ini/ws_token.go b/vendor/github.com/aws/aws-sdk-go/internal/ini/ws_token.go new file mode 100644 index 0000000..7ffb4ae --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/ini/ws_token.go @@ -0,0 +1,24 @@ +package ini + +import ( + "unicode" +) + +// isWhitespace will return whether or not the character is +// a whitespace character. +// +// Whitespace is defined as a space or tab. +func isWhitespace(c rune) bool { + return unicode.IsSpace(c) && c != '\n' && c != '\r' +} + +func newWSToken(b []rune) (Token, int, error) { + i := 0 + for ; i < len(b); i++ { + if !isWhitespace(b[i]) { + break + } + } + + return newToken(TokenWS, b[:i], NoneType), i, nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/s3err/error.go b/vendor/github.com/aws/aws-sdk-go/internal/s3err/error.go new file mode 100644 index 0000000..0b9b0df --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/s3err/error.go @@ -0,0 +1,57 @@ +package s3err + +import ( + "fmt" + + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/request" +) + +// RequestFailure provides additional S3 specific metadata for the request +// failure. +type RequestFailure struct { + awserr.RequestFailure + + hostID string +} + +// NewRequestFailure returns a request failure error decordated with S3 +// specific metadata. +func NewRequestFailure(err awserr.RequestFailure, hostID string) *RequestFailure { + return &RequestFailure{RequestFailure: err, hostID: hostID} +} + +func (r RequestFailure) Error() string { + extra := fmt.Sprintf("status code: %d, request id: %s, host id: %s", + r.StatusCode(), r.RequestID(), r.hostID) + return awserr.SprintError(r.Code(), r.Message(), extra, r.OrigErr()) +} +func (r RequestFailure) String() string { + return r.Error() +} + +// HostID returns the HostID request response value. +func (r RequestFailure) HostID() string { + return r.hostID +} + +// RequestFailureWrapperHandler returns a handler to rap an +// awserr.RequestFailure with the S3 request ID 2 from the response. +func RequestFailureWrapperHandler() request.NamedHandler { + return request.NamedHandler{ + Name: "awssdk.s3.errorHandler", + Fn: func(req *request.Request) { + reqErr, ok := req.Error.(awserr.RequestFailure) + if !ok || reqErr == nil { + return + } + + hostID := req.HTTPResponse.Header.Get("X-Amz-Id-2") + if req.Error == nil { + return + } + + req.Error = NewRequestFailure(reqErr, hostID) + }, + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/internal/shareddefaults/ecs_container.go b/vendor/github.com/aws/aws-sdk-go/internal/shareddefaults/ecs_container.go new file mode 100644 index 0000000..7da8a49 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/internal/shareddefaults/ecs_container.go @@ -0,0 +1,12 @@ +package shareddefaults + +const ( + // ECSCredsProviderEnvVar is an environmental variable key used to + // determine which path needs to be hit. + ECSCredsProviderEnvVar = "AWS_CONTAINER_CREDENTIALS_RELATIVE_URI" +) + +// ECSContainerCredentialsURI is the endpoint to retrieve container +// credentials. This can be overridden to test to ensure the credential process +// is behaving correctly. +var ECSContainerCredentialsURI = "http://169.254.170.2" -- cgit v1.2.3