1 files changed, 0 insertions, 149 deletions
diff --git a/cli/js/diagnostics.ts b/cli/js/diagnostics.ts
index df4a9a3d3..f0171bac6 100644
--- a/cli/js/diagnostics.ts
+++ b/cli/js/diagnostics.ts
@@ -64,152 +64,3 @@ export interface Diagnostic {
   /** An array of diagnostic items. */
   items: DiagnosticItem[];
 }
-
-interface SourceInformation {
-  sourceLine: string;
-  lineNumber: number;
-  scriptResourceName: string;
-  startColumn: number;
-  endColumn: number;
-}
-
-function fromDiagnosticCategory(
-  category: ts.DiagnosticCategory
-): DiagnosticCategory {
-  switch (category) {
-    case ts.DiagnosticCategory.Error:
-      return DiagnosticCategory.Error;
-    case ts.DiagnosticCategory.Message:
-      return DiagnosticCategory.Info;
-    case ts.DiagnosticCategory.Suggestion:
-      return DiagnosticCategory.Suggestion;
-    case ts.DiagnosticCategory.Warning:
-      return DiagnosticCategory.Warning;
-    default:
-      throw new Error(
-        `Unexpected DiagnosticCategory: "${category}"/"${ts.DiagnosticCategory[category]}"`
-      );
-  }
-}
-
-function getSourceInformation(
-  sourceFile: ts.SourceFile,
-  start: number,
-  length: number
-): SourceInformation {
-  const scriptResourceName = sourceFile.fileName;
-  const {
-    line: lineNumber,
-    character: startColumn
-  } = sourceFile.getLineAndCharacterOfPosition(start);
-  const endPosition = sourceFile.getLineAndCharacterOfPosition(start + length);
-  const endColumn =
-    lineNumber === endPosition.line ? endPosition.character : startColumn;
-  const lastLineInFile = sourceFile.getLineAndCharacterOfPosition(
-    sourceFile.text.length
-  ).line;
-  const lineStart = sourceFile.getPositionOfLineAndCharacter(lineNumber, 0);
-  const lineEnd =
-    lineNumber < lastLineInFile
-      ? sourceFile.getPositionOfLineAndCharacter(lineNumber + 1, 0)
-      : sourceFile.text.length;
-  const sourceLine = sourceFile.text
-    .slice(lineStart, lineEnd)
-    .replace(/\s+$/g, "")
-    .replace("\t", " ");
-  return {
-    sourceLine,
-    lineNumber,
-    scriptResourceName,
-    startColumn,
-    endColumn
-  };
-}
-
-/** Converts a TypeScript diagnostic message chain to a Deno one. */
-function fromDiagnosticMessageChain(
-  messageChain: ts.DiagnosticMessageChain[] | undefined
-): DiagnosticMessageChain[] | undefined {
-  if (!messageChain) {
-    return undefined;
-  }
-
-  return messageChain.map(({ messageText: message, code, category, next }) => {
-    return {
-      message,
-      code,
-      category: fromDiagnosticCategory(category),
-      next: fromDiagnosticMessageChain(next)
-    };
-  });
-}
-
-/** Parse out information from a TypeScript diagnostic structure. */
-function parseDiagnostic(
-  item: ts.Diagnostic | ts.DiagnosticRelatedInformation
-): DiagnosticItem {
-  const {
-    messageText,
-    category: sourceCategory,
-    code,
-    file,
-    start: startPosition,
-    length
-  } = item;
-  const sourceInfo =
-    file && startPosition && length
-      ? getSourceInformation(file, startPosition, length)
-      : undefined;
-  const endPosition =
-    startPosition && length ? startPosition + length : undefined;
-  const category = fromDiagnosticCategory(sourceCategory);
-
-  let message: string;
-  let messageChain: DiagnosticMessageChain | undefined;
-  if (typeof messageText === "string") {
-    message = messageText;
-  } else {
-    message = messageText.messageText;
-    messageChain = fromDiagnosticMessageChain([messageText])![0];
-  }
-
-  const base = {
-    message,
-    messageChain,
-    code,
-    category,
-    startPosition,
-    endPosition
-  };
-
-  return sourceInfo ? { ...base, ...sourceInfo } : base;
-}
-
-/** Convert a diagnostic related information array into a Deno diagnostic
- * array. */
-function parseRelatedInformation(
-  relatedInformation: readonly ts.DiagnosticRelatedInformation[]
-): DiagnosticItem[] {
-  const result: DiagnosticItem[] = [];
-  for (const item of relatedInformation) {
-    result.push(parseDiagnostic(item));
-  }
-  return result;
-}
-
-/** Convert TypeScript diagnostics to Deno diagnostics. */
-export function fromTypeScriptDiagnostic(
-  diagnostics: readonly ts.Diagnostic[]
-): Diagnostic {
-  const items: DiagnosticItem[] = [];
-  for (const sourceDiagnostic of diagnostics) {
-    const item: DiagnosticItem = parseDiagnostic(sourceDiagnostic);
-    if (sourceDiagnostic.relatedInformation) {
-      item.relatedInformation = parseRelatedInformation(
-        sourceDiagnostic.relatedInformation
-      );
-    }
-    items.push(item);
-  }
-  return { items };
-}