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Address PR comment

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This commit is contained in:
Kanchalai Tanglertsampan 2017-03-06 09:57:37 -08:00
parent 51e40112ec
commit b7ce6f05ce
1 changed files with 13 additions and 14 deletions
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27
src/compiler/emitter.ts
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@ -2051,20 +2051,19 @@ namespace ts {
function emitSourceFile(node: SourceFile) {
writeLine();
// If the node is a sourceFile and it has prologueDirective (statmentOffSet is not zero) that is synthesize
// We will need to emit detached comment here because emitPrologueDirective will not emit comments of such prologue directive
const statements = node.statements;
// Emit detached comment if there iare no prologue directives or this is a synthesized prologue directives.
// The synthesized node will have no leading comment so some comments may be missed.
const shouldEmitDetachedComment = statements.length === 0 ||
!isPrologueDirective(statements[0]) ||
(isPrologueDirective(statements[0]) && nodeIsSynthesized(statements[0]));
if (emitBodyWithDetachedComments && shouldEmitDetachedComment) {
emitBodyWithDetachedComments(node, statements, emitSourceFileWorker);
}
else {
emitSourceFileWorker(node);
if (emitBodyWithDetachedComments) {
// Emit detached comment if there iare no prologue directives or this is a synthesized prologue directives.
// The synthesized node will have no leading comment so some comments may be missed.
const shouldEmitDetachedComment = statements.length === 0 ||
!isPrologueDirective(statements[0]) ||
nodeIsSynthesized(statements[0]);
if (shouldEmitDetachedComment) {
emitBodyWithDetachedComments(node, statements, emitSourceFileWorker);
return;
}
}
emitSourceFileWorker(node);
}
function emitSourceFileWorker(node: SourceFile) {
@ -2111,7 +2110,7 @@ namespace ts {
}
function emitPrologueDirectivesIfNeeded(sourceFileOrBundle: Bundle | SourceFile) {
if (sourceFileOrBundle.kind === SyntaxKind.SourceFile) {
if (isSourceFile(sourceFileOrBundle)) {
setSourceFile(sourceFileOrBundle as SourceFile);
emitPrologueDirectives((sourceFileOrBundle as SourceFile).statements);
}
@ -2125,7 +2124,7 @@ namespace ts {
}
function emitShebangIfNeeded(sourceFileOrBundle: Bundle | SourceFile) {
if (sourceFileOrBundle.kind === SyntaxKind.SourceFile) {
if (isSourceFile(sourceFileOrBundle)) {
const shebang = getShebang(sourceFileOrBundle.text);
if (shebang) {
write(shebang);