go fmt ./...
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b307273223
commit
4bd9c94f82
@ -13,6 +13,7 @@ import (
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)
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type TokenType int
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const (
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BareString TokenType = iota
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QuotedString
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@ -58,9 +59,9 @@ var (
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// Lexer reads through an io.Reader and emits Tokens from it.
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type Lexer struct {
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r *bufio.Reader
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r *bufio.Reader
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outbuf *bytes.Buffer
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ch chan *Token
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ch chan *Token
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}
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// NewLexer constructs a new Lexer struct and returns it. r is internally
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@ -75,8 +76,8 @@ func NewLexer(r io.Reader) *Lexer {
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}
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l := Lexer{
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r: br,
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ch: make(chan *Token),
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r: br,
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ch: make(chan *Token),
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outbuf: bytes.NewBuffer(make([]byte, 0, 1024)),
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}
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@ -110,7 +111,7 @@ func (l *Lexer) emit(t TokenType) {
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str := l.outbuf.String()
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l.ch <- &Token{
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Type: t,
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Val: str,
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Val: str,
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}
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l.outbuf.Reset()
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}
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@ -199,7 +200,7 @@ func lexQuotedString(l *Lexer) lexerFunc {
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l.outbuf.WriteRune(r)
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buf := l.outbuf.Bytes()
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if r == '"' && buf[len(buf) - 2] != '\\' {
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if r == '"' && buf[len(buf)-2] != '\\' {
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l.emit(QuotedString)
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return lexWhitespace
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}
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@ -7,34 +7,34 @@ import (
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func TestLexer(t *T) {
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m := map[string][]Token{
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"": {{eof, ""}},
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"": {{eof, ""}},
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" \t": {{eof, ""}},
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"a b c": {{BareString, "a"},
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{BareString, "b"},
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{BareString, "c"},
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{eof, ""}},
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{BareString, "b"},
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{BareString, "c"},
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{eof, ""}},
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"\"foo\" bar": {{QuotedString, "\"foo\""},
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{BareString, "bar"},
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{eof, ""}},
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{BareString, "bar"},
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{eof, ""}},
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"\"foo\nbar\" baz": {{QuotedString, "\"foo\nbar\""},
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{BareString, "baz"},
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{eof, ""}},
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{BareString, "baz"},
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{eof, ""}},
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"( foo bar ) baz": {{Open, "("},
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{BareString, "foo"},
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{BareString, "bar"},
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{Close, ")"},
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{BareString, "baz"},
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{eof, ""}},
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"((foo-bar))": {{Open, "("},
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{Open, "("},
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{BareString, "foo-bar"},
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{Close, ")"},
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{Close, ")"},
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{eof, ""}},
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"(\"foo\nbar\")": {{Open, "("},
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{QuotedString, "\"foo\nbar\""},
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{Close, ")"},
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{eof, ""}},
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{BareString, "foo"},
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{BareString, "bar"},
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{Close, ")"},
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{BareString, "baz"},
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{eof, ""}},
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"((foo-bar))": {{Open, "("},
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{Open, "("},
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{BareString, "foo-bar"},
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{Close, ")"},
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{Close, ")"},
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{eof, ""}},
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"(\"foo\nbar\")": {{Open, "("},
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{QuotedString, "\"foo\nbar\""},
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{Close, ")"},
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{eof, ""}},
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}
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for input, output := range m {
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@ -5,8 +5,8 @@ package parse
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import (
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"bytes"
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"io"
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"fmt"
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"io"
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"strconv"
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"unsafe"
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@ -45,7 +45,7 @@ func parseBareString(tok *lex.Token) types.Elem {
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}
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if tok.Val[0] != ':' {
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return types.GoType{":"+tok.Val}
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return types.GoType{":" + tok.Val}
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}
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return types.GoType{tok.Val}
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@ -100,10 +100,10 @@ func (p *Parser) parseToken(tok *lex.Token) (types.Elem, error) {
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if tok.Val == "(" {
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return seq.NewList(series...), nil
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} else if tok.Val == "{" {
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if len(series) % 2 != 0 {
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if len(series)%2 != 0 {
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return nil, fmt.Errorf("hash must have even number of elements")
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}
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kvs := make([]*seq.KV, 0, len(series) / 2)
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kvs := make([]*seq.KV, 0, len(series)/2)
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for i := 0; i < len(series); i += 2 {
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kv := seq.KV{series[i], series[i+1]}
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kvs = append(kvs, &kv)
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@ -118,7 +118,6 @@ func (p *Parser) parseToken(tok *lex.Token) (types.Elem, error) {
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}
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}
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func (p *Parser) readUntil(closer string) ([]types.Elem, error) {
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series := make([]types.Elem, 0, 4)
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for {
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@ -11,13 +11,13 @@ import (
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func TestParse(t *T) {
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m := map[string]types.Elem{
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"1": types.GoType{int(1)},
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"1": types.GoType{int(1)},
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"-1": types.GoType{int(-1)},
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"+1": types.GoType{int(1)},
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"1.5": types.GoType{float32(1.5)},
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"-1.5": types.GoType{float32(-1.5)},
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"+1.5": types.GoType{float32(1.5)},
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"1.5": types.GoType{float32(1.5)},
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"-1.5": types.GoType{float32(-1.5)},
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"+1.5": types.GoType{float32(1.5)},
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"1.5e1": types.GoType{float32(15)},
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"foo": types.GoType{":foo"},
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