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authorKyle Gunger <kgunger12@gmail.com>2023-11-28 22:09:56 -0500
committerKyle Gunger <kgunger12@gmail.com>2023-11-28 22:09:56 -0500
commit6df5d327adf9cfcc52326cce7f9ea1cefc825b56 (patch)
tree09c295a885ed872270da87f22beac767546998a7
parent7745f8662dfca73032da6e66e22dde334f3b0021 (diff)
Most parser funcs
-rw-r--r--compiler.c110
1 files changed, 95 insertions, 15 deletions
diff --git a/compiler.c b/compiler.c
index b8096ef..de12318 100644
--- a/compiler.c
+++ b/compiler.c
@@ -482,8 +482,6 @@ void mod_deep_end(Module *mod) {
-// Whatev
-
// Tokenizer
typedef struct {
char *data;
@@ -534,6 +532,8 @@ int token_type(char*data) {
Token parse_string_literal(int *ch, int *line, int *col, FILE *fin) {
char first = *ch;
Vector str = vect_init(sizeof(char));
+
+ vect_push(&str, &first);
Token out = {0};
out.line = *line;
@@ -541,25 +541,107 @@ Token parse_string_literal(int *ch, int *line, int *col, FILE *fin) {
out.type = TT_LITERAL;
*ch = fgetc(fin);
-
- while () {
+ *col += 1;
+ char add = 0;
+ while (*ch != first && *ch != EOF) {
+ add = *ch;
+ if (*ch == '\\') {
+ vect_push(&str, &add);
+ *ch = fgetc(fin);
+ *col += 1;
+ if (*ch != EOF) {
+ if (*ch == '\n') {
+ *line += 1;
+ *col = 1;
+ }
+ vect_push(&str, &add);
+ *ch = fgetc(fin);
+ *col += 1;
+ }
+ } else {
+ if (*ch == '\n') {
+ *line += 1;
+ *col = 1;
+ }
+ vect_push(&str, &add);
+ *ch = fgetc(fin);
+ *col += 1;
+ }
}
+ vect_push(&str, &first);
+
out.data = vect_as_string(&str);
return out;
}
-Token parse_numeric_literal(int *first, int *line, int *col, FILE *fin) {
+Token parse_numeric_literal(int *next, int *line, int *col, FILE *fin) {
+ Token out = {0};
+
+ out.col = *col;
+ out.line = *line;
+ out.type = TT_LITERAL;
+
+ Vector num = vect_init(sizeof(char));
+ char ch = *next;
+ vect_push(&num, &ch);
+
+ bool dec = false;
+
+ while (*next != EOF) {
+ *next = fgetc(fin);
+ *col += 1;
+
+ if (*next == '.' && dec) {
+ break;
+ } else if (*next == '.') {
+ dec = true;
+ }
+
+ if (*next < '0' || *next > '9') {
+ break;
+ } else {
+ ch = *next;
+ vect_push(&num, &ch);
+ }
+ }
+
+ out.data = vect_as_string(&num);
+
+ return out;
}
void parse_reserved_tokens(int *first, Vector *out, int *line, int *col, FILE *fin) {
}
-Token parse_word_token(int *first, int *line, int *col, FILE *fin) {
+Token parse_word_token(int *next, int *line, int *col, FILE *fin) {
+ Token out = {0};
+ out.line = *line;
+ out.col = *col;
+
+ Vector str = vect_init(sizeof(char));
+ char add = *next;
+
+ while (*next != EOF) {
+ if (isspace(*next) != 0 || is_reserved(add)) {
+ break;
+ } else {
+ vect_push(&str, &add);
+ }
+
+ *next = fgetc(fin);
+ add = *next;
+ *col += 1;
+ }
+
+ out.data = vect_as_string(&str);
+
+ out.type = token_type(out.data);
+ return out;
}
-void add_nl_token(Vector *out, int *line, int *col) {
+void parse_nl_token(Vector *out, int *line, int *col) {
Token add = {0};
add.col = *col;
@@ -576,7 +658,7 @@ void add_nl_token(Vector *out, int *line, int *col) {
*line += 1;
}
-void handle_comment(int *ch, FILE *fin) {
+void parse_comment(int *ch, FILE *fin) {
while(*ch != '\n' && *ch != EOF) {
*ch = fgetc(fin);
}
@@ -590,18 +672,16 @@ Vector parse_file(FILE *fin) {
int check = fgetc(fin);
Token add = {0};
- while (true) {
+ while (check != EOF) {
add.type = -1;
- if (check == EOF) {
- break;
- } else if (isspace(check)) {
+ if (isspace(check)) {
check = fgetc(fin);
} else if (check == '#') {
- handle_comment(&check, fin);
+ parse_comment(&check, fin);
} else if (check == '\"' || check == '\'') {
add = parse_string_literal(&check, &line, &col, fin);
- } else if (isalpha(check)) {
+ } else if (check >= '0' && check <= '9') {
add = parse_numeric_literal(&check, &line, &col, fin);
} else if (is_reserved(check)) {
parse_reserved_tokens(&check, &out, &line, &col, fin);
@@ -613,7 +693,7 @@ Vector parse_file(FILE *fin) {
vect_push(&out, &add);
if (check == '\n') {
- add_nl_token(&out, &line, &col);
+ parse_nl_token(&out, &line, &col);
check = fgetc(fin);
}
}