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arf/parser/list.go

33 lines
777 B
Go

package parser
import "git.tebibyte.media/arf/arf/lexer"
// parseList parses a parenthetically delimited list of arguments.
func (parser *ParsingOperation) parseList () (list List, err error) {
list.location = parser.token.Location()
err = parser.expect(lexer.TokenKindLParen)
if err != nil { return }
err = parser.nextToken()
if err != nil { return }
for {
err = parser.skipWhitespace()
if err != nil { return }
// if we have reached the end of the list, stop
if parser.token.Is(lexer.TokenKindRParen) { break }
// otherwise, parse argument
var argument Argument
argument, err = parser.parseArgument()
list.arguments = append(list.arguments, argument)
if err != nil { return }
}
err = parser.nextToken()
if err != nil { return }
return
}