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Optimize how external libs are handled and allow for custom languages:

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* Adding/removing extra libs does not trigger a full worker refresh
* Manual control over when the extra libs are sent to the worker
* Adding a new lib with the same name replaces it inplace
Also included, the capability to define custom languages
This commit is contained in:
placatus 2019-02-06 00:50:50 +02:00
parent 505232c7c8
commit e39fa719bc
7 changed files with 167 additions and 59 deletions
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16
src/tsWorker.ts
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@ -24,7 +24,7 @@ export class TypeScriptWorker implements ts.LanguageServiceHost {
// --- model sync -----------------------
private _ctx: IWorkerContext;
private _extraLibs: { [fileName: string]: string } = Object.create(null);
private _extraLibs: { [path: string]: { content: string, version: number } } = Object.create(null);
private _languageService = ts.createLanguageService(this);
private _compilerOptions: ts.CompilerOptions;
@ -59,9 +59,11 @@ export class TypeScriptWorker implements ts.LanguageServiceHost {
let model = this._getModel(fileName);
if (model) {
return model.version.toString();
} else if (this.isDefaultLibFileName(fileName) || fileName in this._extraLibs) {
// extra lib and default lib are static
} else if (this.isDefaultLibFileName(fileName)) {
// default lib is static
return '1';
} else if(fileName in this._extraLibs) {
return this._extraLibs[fileName].version.toString();
}
}
@ -74,7 +76,7 @@ export class TypeScriptWorker implements ts.LanguageServiceHost {
} else if (fileName in this._extraLibs) {
// static extra lib
text = this._extraLibs[fileName];
text = this._extraLibs[fileName].content;
} else if (fileName === DEFAULT_LIB.NAME) {
text = DEFAULT_LIB.CONTENTS;
@ -196,11 +198,15 @@ export class TypeScriptWorker implements ts.LanguageServiceHost {
getEmitOutput(fileName: string): Promise<ts.EmitOutput> {
return Promise.resolve(this._languageService.getEmitOutput(fileName));
}
syncExtraLibs(extraLibs: { [path: string]: { content: string, version: number } }) {
this._extraLibs = extraLibs;
}
}
export interface ICreateData {
compilerOptions: ts.CompilerOptions;
extraLibs: { [path: string]: string };
extraLibs: { [path: string]: { content: string, version: number } };
}
export function create(ctx: IWorkerContext, createData: ICreateData): TypeScriptWorker {