tijani
ee8ab63809
of public methods in a package that would be used in another package must be capitalized. git-svn-id: https://svn.tlawal.org/svn/monkey@4 f6afcba9-9ef1-4bdd-9b72-7484f5705bac
32 lines
437 B
Go
32 lines
437 B
Go
package repl
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import (
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"bufio"
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"fmt"
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"io"
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"monkey/lexer"
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"monkey/token"
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)
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const PROMPT = ">> "
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func Start(in io.Reader, out io.Writer) {
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scanner := bufio.NewScanner(in)
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for {
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fmt.Fprintf(out, PROMPT)
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scanned := scanner.Scan()
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if !scanned {
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return
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}
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line := scanner.Text()
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l := lexer.New(line)
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for tok := l.NextToken(); tok.Type != token.EOF; tok = l.NextToken() {
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fmt.Fprintf(out, "%+v\n", tok)
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}
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}
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}
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