maxmustermann/TypeScript
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Addressed code review feedback.

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This commit is contained in:
Daniel Rosenwasser 2014-08-06 13:22:18 -07:00
parent 6f563b7af9
commit bd06e77b18
1 changed files with 7 additions and 10 deletions
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17
src/compiler/tc.ts
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@ -277,11 +277,10 @@ module ts {
// specified since the last compilation cycle.
removeWatchers(program);
// Gets us syntactically correct files from the last compilation.
var oldSourceFiles = arrayToMap(program.getSourceFiles(), file => getCanonicalName(file.filename));
// No longer using the old program.
program = undefined;
// Reuse source files from the last compilation so long as they weren't changed.
var oldSourceFiles = arrayToMap(
filter(program.getSourceFiles(), file => !hasProperty(changedFiles, getCanonicalName(file.filename))),
file => getCanonicalName(file.filename));
// We create a new compiler host for this compilation cycle.
// This new host is effectively the same except that 'getSourceFile'
@ -291,11 +290,9 @@ module ts {
newCompilerHost.getSourceFile = (fileName, languageVersion, onError) => {
fileName = getCanonicalName(fileName);
if (!hasProperty(changedFiles, fileName)) {
var sourceFile = lookUp(oldSourceFiles, fileName);
if (sourceFile) {
return sourceFile;
}
var sourceFile = lookUp(oldSourceFiles, fileName);
if (sourceFile) {
return sourceFile;
}
return compilerHost.getSourceFile(fileName, languageVersion, onError);