From b01630fbe0740f8ee7f4781882507ed567dd4b8f Mon Sep 17 00:00:00 2001 From: Kyle Gunger Date: Sat, 2 Dec 2023 04:25:20 -0500 Subject: split out parameter parsing --- compiler.c | 135 +++++++++++++++++++++++++++++++++++++++++++++---------------- 1 file changed, 101 insertions(+), 34 deletions(-) (limited to 'compiler.c') diff --git a/compiler.c b/compiler.c index b91a4da..6aed5e5 100644 --- a/compiler.c +++ b/compiler.c @@ -542,11 +542,16 @@ void *mod_find_rec(Module *mod, Artifact *art, size_t sub, int find_type) { } Type *mod_find_type(Module *mod, Artifact *art) { - Type *out = mod_find_rec(mod, art, 0, FT_TYP); - if (out == NULL && art->count == 1) { + Type *out = NULL; + + if (art->count == 1) { char ** name = vect_get(art, 0); - return typ_get_inbuilt(*name); + out = typ_get_inbuilt(*name); } + + if (out == NULL) + out = mod_find_rec(mod, art, 0, FT_TYP); + return out; } @@ -1235,35 +1240,18 @@ int tnsl_block_type(Vector *tokens, size_t cur) { // Phase 1 - Module building bool p1_error = false; -void p1_parse_struct(Module *add, Vector *tokens, size_t *pos) { - Token *s = vect_get(tokens, *pos); - Token *t = vect_get(tokens, *pos + 1); - if (tok_str_eq(s, "struct") == false) { - printf("COMPILER ERROR: p1_parse_struct was called on a non-struct token. Aborting.\n\n"); - p1_error = true; - return; - } else if (t == NULL || t->type != TT_DEFWORD) { - printf("ERROR: Expected a user defined name after 'struct' keyword %d:%d\n\n", s->line, s->col); - p1_error = true; - return; - } +void p1_parse_params(Vector *var_list, Vector *tokens, size_t *pos) { + int end = tnsl_find_closing(tokens, *pos); - Type to_add = typ_init(t->data, NULL); - - *pos += 2; - int closing = tnsl_find_closing(tokens, *pos); - - if(closing < 0) { - printf("ERROR: Expected a member list (Types and member names enclosed with '{}') when defining struct.\n"); - printf(" Place one after token \"%s\" line %d column %d\n\n", t->data, t->line, t->col); - typ_end(&to_add); + if (end < 0) return; - } Variable current_type = {0}; current_type.name = NULL; + current_type.type = NULL; + Token *t = NULL; - for(*pos += 1; *pos < closing; *pos += 1) { + for(*pos += 1; *pos < end; *pos += 1) { if(tnsl_is_def(tokens, *pos)) { if(current_type.name != NULL) { free(current_type.name); @@ -1294,14 +1282,13 @@ void p1_parse_struct(Module *add, Vector *tokens, size_t *pos) { member.name = vect_as_string(&name_type); // Add the member to the struct (the member's type will be resolved later) - vect_push(&(to_add.members), &member); - + vect_push(var_list, &member); *pos += 1; t = vect_get(tokens, *pos); - if (tok_str_eq(t, "}")) { - *pos -= 1; + if (*pos >= end) { + break; } else if (tok_str_eq(t, ",") != true) { printf("ERROR: Unexpected token in member list (was looking for a comma to separate members)\n"); printf(" \"%s\" line %d column %d\n\n", t->data, t->line, t->col); @@ -1309,15 +1296,61 @@ void p1_parse_struct(Module *add, Vector *tokens, size_t *pos) { break; } } + + if (current_type.name != NULL) { + free(current_type.name); + vect_end(&(current_type.ptr_chain)); + } + + *pos = end + 1; +} + + + +void p1_parse_struct(Module *add, Vector *tokens, size_t *pos) { + Token *s = vect_get(tokens, *pos); + Token *t = vect_get(tokens, *pos + 1); + if (tok_str_eq(s, "struct") == false) { + printf("COMPILER ERROR: p1_parse_struct was called on a non-struct token. Aborting.\n\n"); + p1_error = true; + return; + } else if (t == NULL || t->type != TT_DEFWORD) { + printf("ERROR: Expected a user defined name after 'struct' keyword %d:%d\n\n", s->line, s->col); + p1_error = true; + return; + } + + Type to_add = typ_init(t->data, NULL); - *pos = closing + 1; + *pos += 2; + int closing = tnsl_find_closing(tokens, *pos); + t = vect_get(tokens, *pos); + + if(closing < 0 || tok_str_eq(t, "{") != true) { + printf("ERROR: Expected a member list (Types and member names enclosed with '{}') when defining struct.\n"); + printf(" Place one after token \"%s\" line %d column %d\n\n", t->data, t->line, t->col); + typ_end(&to_add); + return; + } + + p1_parse_params(&(to_add.members), tokens, pos); vect_push(&(add->types), &to_add); } -void p1_parse_function() { +void p1_parse_function(Module *root, Vector *tokens, size_t *pos) { + int end = tnsl_find_closing(tokens, *pos); + + if (end < 0) + return; + + Function out = func_init("", root); + + for (size_t i = 0; i < end; i++) { + + } } -void p1_parse_module(Artifact *path, Module *root, Vector *tok, size_t *pos) { +void p1_parse_module(Artifact *path, Module *root, Vector *tokens, size_t *pos) { } @@ -1338,7 +1371,40 @@ void p1_parse_file(Artifact *path, Module *root) { fclose(fin); for (size_t i = 0; i < tokens.count; i++) { - + Token *t = vect_get(&tokens, i); + if (tok_str_eq(t, "/;") || tok_str_eq(t, ";;")) { + switch(tnsl_block_type(&tokens, i)) { + case BT_FUNCTION: + p1_parse_function(root, &tokens, &i); + break; + case BT_MODULE: + p1_parse_module(path, root, &tokens, &i); + break; + case BT_METHOD: + case BT_INTERFACE: + printf("ERROR: Not implemented \"%s\" (%d:%d)\n\n", t->data, t->line, t->col); + break; + case BT_CONTROL: + case BT_OPERATOR: + default: + printf("ERROR: Unexpected token \"%s\" at file root (%d:%d)\n\n", t->data, t->line, t->col); + break; + } + + t = vect_get(&tokens, i); + + if (tok_str_eq(t, "/;")) { + int chk = tnsl_find_closing(&tokens, i); + if (chk < 0) + printf("ERROR: Could not find closing for \"%s\" (%d:%d)\n\n", t->data, t->line, t->col); + else + i = chk; + } else if (tok_str_eq(t, ";;")) { + i--; + } + } else if (tok_str_eq(t, "struct")) { + p1_parse_struct(root, &tokens, &i); + } } for (size_t i = 0; i < tokens.count; i++) { @@ -1349,6 +1415,7 @@ void p1_parse_file(Artifact *path, Module *root) { } void p1_size_structs(Module *root) { + } void phase_1(Artifact *path, Module *root) { -- cgit v1.2.3