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Reland "Create an old program to be used in snapshot." (#3747)

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* read CLI assets from disk during snapshotting
This commit is contained in:
Bartek Iwańczuk 2020-01-22 20:18:01 +01:00 • committed by GitHub
parent 3c47718959
commit bd9561f4de
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GPG key ID: 4AEE18F83AFDEB23
15 changed files with 126 additions and 64 deletions
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10
cli/js/compiler_host.ts
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@ -18,7 +18,7 @@ export interface ConfigureResponse {
diagnostics?: ts.Diagnostic[];
}
const ASSETS = "$asset$";
export const ASSETS = "$asset$";
/** Options that need to be used when generating a bundle (either trusted or
* runtime). */
@ -129,11 +129,11 @@ export class Host implements ts.CompilerHost {
private _writeFile: WriteFileCallback;
private _getAsset(filename: string): SourceFile {
const sourceFile = SourceFile.get(filename);
const url = filename.split("/").pop()!;
const sourceFile = SourceFile.get(url);
if (sourceFile) {
return sourceFile;
}
const url = filename.split("/").pop()!;
const name = url.includes(".") ? url : `${url}.d.ts`;
const sourceCode = sendSync(dispatch.OP_FETCH_ASSET, { name });
return new SourceFile({
@ -238,13 +238,15 @@ export class Host implements ts.CompilerHost {
: SourceFile.get(fileName);
assert(sourceFile != null);
if (!sourceFile.tsSourceFile) {
assert(sourceFile.sourceCode != null);
sourceFile.tsSourceFile = ts.createSourceFile(
fileName,
sourceFile.sourceCode,
languageVersion
);
delete sourceFile.sourceCode;
}
return sourceFile!.tsSourceFile;
return sourceFile.tsSourceFile;
} catch (e) {
if (onError) {
onError(String(e));