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-rw-r--r--source/lexer.c44
1 files changed, 15 insertions, 29 deletions
diff --git a/source/lexer.c b/source/lexer.c
index c84a831..decfb7a 100644
--- a/source/lexer.c
+++ b/source/lexer.c
@@ -34,61 +34,47 @@ is_delimiter(u8 point)
34internal token * 34internal token *
35tokenize_csv(string8 buffer, mem_arena *arena) 35tokenize_csv(string8 buffer, mem_arena *arena)
36{ 36{
37 s32 count = 0;
38 string8 **tokens = PushString(arena, buffer.size);
39 37
40 b32 FL = TRUE; 38 b32 FL = TRUE;
41 39
42 if(buffer.size < 0) return NULL; 40 if(buffer.size < 0) return NULL;
43 for(s32 index = 0; 41 for(s32 index = 0; buffer.data[index] != '\0'; ++index)
44 buffer.data[index] != '\0';
45 ++index)
46 { 42 {
47 csv_row *row = PushStruct(arena, csv_row);
48 token *tok = PushStruct(arena, token); 43 token *tok = PushStruct(arena, token);
49
50 u8 point = buffer.data[index]; 44 u8 point = buffer.data[index];
51 45
52 u8 *start = buffer.data; 46 s32 start = 0;
53 u8 *end = NULL; 47 s32 end = 0;
54 48
55 unused(row); 49 if(is_whitespace(point))
50 {
51 print("csv file is invalid");
52 return NULL;
53 }
56 54
57 switch(point) 55 switch(point)
58 { 56 {
59 case('\n'): 57 case('\n'):
60 { 58 {
61 59 if(FL) tok->flags |= END_FL;
62 if(FL)
63 {
64 FL = FALSE;
65 tok->flags |= END_FL;
66 }
67
68 break; 60 break;
69
70 } 61 }
71 62
72 case(','): 63 case(','):
73 { 64 {
74 end = start - 1; 65 end = index - 1;
66 start = index + 1;
75 break; 67 break;
76 } 68 }
77
78 default: 69 default:
79 { 70 {
80 printf("point: %c\n", point);
81 count++;
82 break; 71 break;
83 } 72 }
84 } 73 }
85 74
86 token->lexeme = String8Cast(start, end - start); 75 tok->lexeme = String8Cast(&buffer.data[start], end - start);
87 76 tok->next = tok;
88 *tokens = token;
89 ++tokens;
90
91
92 return NULL;
93 } 77 }
78
79 return NULL;
94} 80}