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This commit is contained in:
Mohamed Hegazy 2016-04-04 11:16:21 -07:00
parent 6e739d37d4
commit eb7ece54bf
1 changed files with 5 additions and 4 deletions
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9
src/compiler/utilities.ts
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@ -184,21 +184,22 @@ namespace ts {
const lineStarts = getLineStarts(sourceFile);
const lineIndex = line;
const sourceText = sourceFile.text;
if (lineIndex + 1 === lineStarts.length) {
// last line - return EOF
return sourceFile.text.length - 1;
return sourceText.length - 1;
}
else {
// current line start
const start = lineStarts[lineIndex];
// take the start position of the next line -1 = it should be some line break
// take the start position of the next line - 1 = it should be some line break
let pos = lineStarts[lineIndex + 1] - 1;
Debug.assert(isLineBreak(sourceFile.text.charCodeAt(pos)));
Debug.assert(isLineBreak(sourceText.charCodeAt(pos)));
// walk backwards skipping line breaks, stop the the beginning of current line.
// i.e:
// <some text>
// $ <- end of line for this position should match the start position
while (start <= pos && isLineBreak(sourceFile.text.charCodeAt(pos))) {
while (start <= pos && isLineBreak(sourceText.charCodeAt(pos))) {
pos--;
}
return pos;