From f4a8ff23a590dad1b43a2e92df5c5c6b8951976a Mon Sep 17 00:00:00 2001 From: Charles Date: Wed, 17 Jun 2020 23:01:07 +0200 Subject: Added parse_expr draft --- src/lexer/lexer_utils.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) (limited to 'src/lexer/lexer_utils.c') diff --git a/src/lexer/lexer_utils.c b/src/lexer/lexer_utils.c index 616c0d3..3ee41ff 100644 --- a/src/lexer/lexer_utils.c +++ b/src/lexer/lexer_utils.c @@ -1,5 +1,6 @@ #include "lexer.h" +// check for append tag enum e_token_tag ret_token_sep_redir_append(char *input, int i) { if (input[i + 1] == '>') @@ -8,13 +9,14 @@ enum e_token_tag ret_token_sep_redir_append(char *input, int i) } +// return token tag corresponding to string id enum e_token_tag ret_token(char *input, int i) { if (input[i] == ';') - return(TAG_AND); - if (input[i] == '&') return(TAG_END); - if (input[i] == '|' && input[i + 1] == '|') + if (input[i] == '&') + return(TAG_AND); + if (input[i] == '|' && input[i + 1] == '|') return(TAG_OR); if(input[i] == '|') return(TAG_PIPE); @@ -30,6 +32,8 @@ enum e_token_tag ret_token(char *input, int i) } +// check is char is separator +// ft_strchr(";&|><()", input) int lexer_sep(char input) { char *sep; @@ -46,6 +50,7 @@ int lexer_sep(char input) return (0); } +// skip spaces int lexe_space(char *input) { int i; -- cgit