Method formatBlock

src/ide.ts:1374–1415

(source:{type:string})

  }

  formatBlock(source:{type:string}) {
    this.finalizeLastHistoryEntry();
    let doc = this.cm.getDoc();
    this.cm.operation(() => {
      let from = {line: doc.getCursor("from").line, ch: 0};
      let to = {line: doc.getCursor("to").line + 1, ch: 0};

      if(doc.getLine(to.line) !== "") {
        let cursor = doc.getCursor();
        doc.replaceRange("\n", to, to, "+normalize");
        doc.setCursor(cursor);
      }

      // Determine if a block span in this range already exists.
      let exists:Span|undefined;
      let existing = this.findSpansAt(from, source.type);
      for(let span of existing) {
        let loc = span.find();
        if(!loc) continue;
        exists = span;
        break;
      }

      // If the span already exists, we mean to clear it.
      if(exists) {
        exists.clear();

        // We're creating a new span.
      } else {

        // Block formats are exclusive, so we clear intersecting spans of other types.
        let spans = this.findSpans(doc.posFromIndex(doc.indexFromPos(from) - 1), to);
        for(let span of spans) {
          if(span.isEditorControlled()) {
            span.clear();
          }
        }

        this.formatSpan(from, to, source);
      }
    });
  }

  trackDenormalized(span:Span) {
    if(span.isDenormalized) {