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Adds backwards compatability for diagnostic chains

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This commit is contained in:
Orta Therox 2019-08-29 12:30:59 -04:00
parent 7e5cb3e7ac
commit c8b92c097f
8 changed files with 15576 additions and 8652 deletions
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25
src/languageFeatures.ts
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@ -15,7 +15,7 @@ import Thenable = monaco.Thenable;
import CancellationToken = monaco.CancellationToken;
import IDisposable = monaco.IDisposable;
//#region utils copied from typescript to prevent loading the entire typescriptServices ---
//#region utils copied and modified from typescript to prevent loading the entire typescriptServices ---
enum IndentStyle {
None = 0,
@ -41,8 +41,27 @@ export function flattenDiagnosticMessageText(diag: string | ts.DiagnosticMessage
result += diag.messageText;
indent++;
if (diag.next) {
for (const kid of diag.next) {
result += flattenDiagnosticMessageText(kid, newLine, indent);
const diagAny = diag as any
// Post 3.6 you can iterate through diags
if (typeof diagAny.next[Symbol.iterator] === 'function') {
for (const kid of diagAny.next) {
result += flattenDiagnosticMessageText(kid, newLine, indent);
}
} else {
// In 3.5 and below you iterate through manually, and don't recurse
// this is more or less a direct port of the original function from TS 3.5
let diagnosticChain = diagAny.next;
while (diagnosticChain) {
if (indent) {
result += newLine;
for (let i = 0; i < indent; i++) {
result += " ";
}
}
result += diagnosticChain.messageText;
indent++;
diagnosticChain = diagnosticChain.next;
}
}
}
return result;