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#include "parser/parser_functions.h"
#include "parser/parser_utils.h"
struct ast *parse_funcdec(struct lexer *lexer, enum parser_state *state,
struct string *txt)
{
struct ast *function = ast_create(AST_FUNCTION);
if (function == NULL)
{
QUICK_CLEANUP
}
struct token next = lexer_peek(lexer);
if (txt == NULL && next.type != TOKEN_WORD)
{
cleanup(function, state);
return NULL;
}
else if (txt == NULL)
{
((struct ast_function *)function)->name = next.value;
lexer_pop(lexer);
next = lexer_peek(lexer);
}
else
{
// If we used the word in the txt variable, no need to peek
((struct ast_function *)function)->name = txt;
}
if (next.type != TOKEN_PAR_LEFT)
{
cleanup(function, state);
return NULL;
}
lexer_pop(lexer);
next = lexer_peek(lexer);
if (next.type != TOKEN_PAR_RIGHT)
{
cleanup(function, state);
return NULL;
}
lexer_pop(lexer);
next = lexer_peek(lexer);
clean_cons_tokens(TOKEN_NEWLINE, lexer);
struct ast *body = parse_shell_command(lexer, state);
next = lexer_peek(lexer);
if (error_check(function, state, next))
{
return NULL;
}
set_left(function, body);
return function;
}
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