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Refactor declaration emitter into declaration transformer (#21930)

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* Refactor declaration emitter into declaration transformer

* Slight cleanup from code review feedback

* Incorporate fix for new test

* Swaths of PR feedback

* Merge public methods

* Per-file output

* Preserve input import ordering more often

* Unify jsdoc comment start detection under more lenient rule

* Move to per-file transformations to reduce the memory that msut be retained

* Fix typo
This commit is contained in:
Wesley Wigham
2018-03-15 22:23:10 -07:00
committed by GitHub
parent 162a273e43
commit 19ec83fcdf
124 changed files with 2656 additions and 2729 deletions
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10
src/compiler/comments.ts
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@@ -260,7 +260,15 @@ namespace ts {
}
}
function shouldWriteComment(text: string, pos: number) {
if (printerOptions.onlyPrintJsDocStyle) {
return (isJSDocLikeText(text, pos) || isPinnedComment(text, pos));
}
return true;
}
function emitLeadingComment(commentPos: number, commentEnd: number, kind: SyntaxKind, hasTrailingNewLine: boolean, rangePos: number) {
if (!shouldWriteComment(currentText, commentPos)) return;
if (!hasWrittenComment) {
emitNewLineBeforeLeadingCommentOfPosition(currentLineMap, writer, rangePos, commentPos);
hasWrittenComment = true;
@@ -292,6 +300,7 @@ namespace ts {
}
function emitTrailingComment(commentPos: number, commentEnd: number, _kind: SyntaxKind, hasTrailingNewLine: boolean) {
if (!shouldWriteComment(currentText, commentPos)) return;
// trailing comments are emitted at space/*trailing comment1 */space/*trailing comment2*/
if (!writer.isAtStartOfLine()) {
writer.write(" ");
@@ -404,6 +413,7 @@ namespace ts {
}
function writeComment(text: string, lineMap: number[], writer: EmitTextWriter, commentPos: number, commentEnd: number, newLine: string) {
if (!shouldWriteComment(currentText, commentPos)) return;
if (emitPos) emitPos(commentPos);
writeCommentRange(text, lineMap, writer, commentPos, commentEnd, newLine);
if (emitPos) emitPos(commentEnd);