Method formatLine

src/ide.ts:1327–1372

(source:{type:string, level?:number, listData?: {type:"ordered"|"bullet", start?: number}})

  }

  formatLine(source:{type:string, level?:number, listData?: {type:"ordered"|"bullet", start?: number}}) {
    this.finalizeLastHistoryEntry();
    let doc = this.cm.getDoc();
    this.cm.operation(() => {
      let from = doc.getCursor("from");
      let to = doc.getCursor("to");

      // No editor-controlled span may be created within a codeblock.
      // @NOTE: This feels like a minor layor violation.
      if(from.line !== to.line && this.findSpans(from, to, "code_block").length || this.findSpansAt(from, "code_block").length) return;

      let existing:Span[] = [];
      let formatted = false;
      for(let line = from.line, end = to.line; line <= end; line++) {
        let cur = {line, ch: 0};

        // Line formats are exclusive, so we clear intersecting line spans of other types.
        let spans = this.findSpansAt(cur);
        for(let span of spans) {
          if(span.isLine() && span.source.type !== source.type) {
            span.clear();
          }
        }

        spans = this.findSpansAt(cur, source.type);
        // If this line isn't already formatted to this type, format it.
        if(!spans.length) {
          this.formatSpan(cur, cur, source);
          formatted = true;
          // Otherwise store the span. We may need to clear them if we intend to unformat the selection.
        } else {
          existing.push.apply(existing, spans);
        }
      }

      // If no new lines were formatted, we mean to clear the existing format.
      if(!formatted) {
        for(let span of existing) {
          span.clear();
        }
      }

      this.finalizeLastHistoryEntry();
      this.refresh();
    });
  }

  formatBlock(source:{type:string}) {
    this.finalizeLastHistoryEntry();