| ... | @@ -200,7 +200,7 @@ pub fn isBlank(c: u8) bool { | ... | @@ -200,7 +200,7 @@ pub fn isBlank(c: u8) bool { |
| 200 | | 200 | |
| 201 | pub fn toUpper(c: u8) u8 { | 201 | pub fn toUpper(c: u8) u8 { |
| 202 | if (isLower(c)) { | 202 | if (isLower(c)) { |
| 203 | return c | ~0b00100000; | 203 | return c & 0b11011111; |
| 204 | } else { | 204 | } else { |
| 205 | return c; | 205 | return c; |
| 206 | } | 206 | } |
| ... | @@ -208,7 +208,7 @@ pub fn toUpper(c: u8) u8 { | ... | @@ -208,7 +208,7 @@ pub fn toUpper(c: u8) u8 { |
| 208 | | 208 | |
| 209 | pub fn toLower(c: u8) u8 { | 209 | pub fn toLower(c: u8) u8 { |
| 210 | if (isUpper(c)) { | 210 | if (isUpper(c)) { |
| 211 | return c & 0b00100000; | 211 | return c | 0b00100000; |
| 212 | } else { | 212 | } else { |
| 213 | return c; | 213 | return c; |
| 214 | } | 214 | } |