go-pkg/expr
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parser.go: commented out some useless code

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This commit is contained in:
Celestino Amoroso 2024-06-04 11:02:26 +02:00
parent 609fb21505
commit 10a596a4cd
1 changed files with 11 additions and 12 deletions
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21
parser.go
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@ -6,7 +6,6 @@ package expr
import (
"errors"
"fmt"
)
//-------- parser
@ -335,7 +334,7 @@ func (self *parser) parseGeneral(scanner *scanner, allowForest bool, allowVarRef
var tk *Token
tree = NewAst()
firstToken := true
lastSym := SymUnknown
// lastSym := SymUnknown
for tk = scanner.Next(); err == nil && tk != nil && !tk.IsTerm(termSymbols); tk = scanner.Next() {
if tk.Sym == SymComment {
continue
@ -404,9 +403,9 @@ func (self *parser) parseGeneral(scanner *scanner, allowForest bool, allowVarRef
}
}
case SymEqual:
if err = checkPrevSymbol(lastSym, SymIdentifier, tk); err == nil {
// if err = checkPrevSymbol(lastSym, SymIdentifier, tk); err == nil {
currentTerm, err = tree.addToken2(tk)
}
// }
case SymFuncDef:
var funcDefTerm *term
if funcDefTerm, err = self.parseFuncDef(scanner); err == nil {
@ -450,7 +449,7 @@ func (self *parser) parseGeneral(scanner *scanner, allowForest bool, allowVarRef
selectorTerm = nil
}
lastSym = tk.Sym
// lastSym = tk.Sym
}
if err == nil {
err = tk.Error()
@ -458,9 +457,9 @@ func (self *parser) parseGeneral(scanner *scanner, allowForest bool, allowVarRef
return
}
func checkPrevSymbol(lastSym, wantedSym Symbol, tk *Token) (err error) {
if lastSym != wantedSym {
err = fmt.Errorf(`assign operator (%q) must be preceded by a variable`, tk.source)
}
return
}
// func checkPrevSymbol(lastSym, wantedSym Symbol, tk *Token) (err error) {
// if lastSym != wantedSym {
// err = fmt.Errorf(`assign operator (%q) must be preceded by a variable`, tk.source)
// }
// return
// }