bjoernager/rust
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Track character and byte positions together in the parser

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This commit is contained in:
Brian Anderson 2012-11-14 16:34:18 -08:00
parent f67bfe9738
commit 8069d2f266
4 changed files with 42 additions and 34 deletions
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10
src/libsyntax/codemap.rs
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@ -184,20 +184,20 @@ pub struct FileMap {
pub impl FileMap {
static fn new_w_substr(+filename: FileName, +substr: FileSubstr,
src: @~str,
+start_pos_ch: CharPos, +start_pos_byte: BytePos)
+start_pos: FilePos)
-> FileMap {
return FileMap {
name: filename, substr: substr, src: src,
start_pos: FilePos {ch: start_pos_ch, byte: start_pos_byte},
mut lines: ~[FilePos {ch: start_pos_ch, byte: start_pos_byte}]
start_pos: start_pos,
mut lines: ~[start_pos]
};
}
static fn new(+filename: FileName, src: @~str,
+start_pos_ch: CharPos, +start_pos_byte: BytePos)
+start_pos: FilePos)
-> FileMap {
return FileMap::new_w_substr(filename, FssNone, src,
start_pos_ch, start_pos_byte);
start_pos);
}
fn next_line(@self, +chpos: CharPos, +byte_pos: BytePos) {