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Avoid copying cached RegExes for scalars

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This improves performance on the test.yaml attached to #158 by about
25% on my machine as compared to the previous commit (0.25s -> 0.20s),
as measured by `time build/util/parse < test.yaml > /dev/null`.
This commit is contained in:
Scott Wolchok
2016-01-07 15:16:52 -08:00
committed by Jesse Beder
parent 8c35a8ffab
commit 005a6a19ee
4 changed files with 17 additions and 6 deletions
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5
src/scantoken.cpp
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@@ -298,7 +298,7 @@ void Scanner::ScanPlainScalar() {
// set up the scanning parameters
ScanScalarParams params;
params.end =
(InFlowContext() ? Exp::ScanScalarEndInFlow() : Exp::ScanScalarEnd());
(InFlowContext() ? &Exp::ScanScalarEndInFlow() : &Exp::ScanScalarEnd());
params.eatEnd = false;
params.indent = (InFlowContext() ? 0 : GetTopIndent() + 1);
params.fold = FOLD_FLOW;
@@ -338,7 +338,8 @@ void Scanner::ScanQuotedScalar() {
// setup the scanning parameters
ScanScalarParams params;
params.end = (single ? RegEx(quote) && !Exp::EscSingleQuote() : RegEx(quote));
RegEx end = (single ? RegEx(quote) && !Exp::EscSingleQuote() : RegEx(quote));
params.end = &end;
params.eatEnd = true;
params.escape = (single ? '\'' : '\\');
params.indent = 0;