Improve number highlighting
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parent
600a5896d1
commit
337e4aa6bc
22
kilo.c
22
kilo.c
@ -259,18 +259,34 @@ int getWindowSize(int *rows, int *cols)
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/*** syntax highlighting ***/
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/*** syntax highlighting ***/
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int is_separator(int c)
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{
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return isspace(c) || c == '\0' || strchr(",.()+-/*=~%<>[];", c) != NULL;
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}
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void editorUpdateSyntax(erow *row)
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void editorUpdateSyntax(erow *row)
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{
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{
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row->hl = realloc(row->hl, row->rsize);
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row->hl = realloc(row->hl, row->rsize);
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memset(row->hl, HL_NORMAL, row->rsize);
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memset(row->hl, HL_NORMAL, row->rsize);
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int i;
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int prev_sep = 1;
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for (i = 0; i < row->rsize; i++)
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int i = 0;
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while (i < row->rsize)
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{
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{
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if (isdigit(row->render[i]))
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char c = row->render[i];
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unsigned char prev_hl = (i > 0) ? row->hl[i - 1] : HL_NORMAL;
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if (isdigit(c) && (prev_sep || prev_hl == HL_NUMBER))
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{
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{
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row->hl[i] = HL_NUMBER;
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row->hl[i] = HL_NUMBER;
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i++;
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prev_sep = 0;
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continue;
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}
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}
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prev_sep = is_separator(c);
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i++;
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}
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}
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}
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}
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