Add support for SGR 53, 55 overline

Specced in ECMA-48
2023-05-20 09:56:56 -07:00
parent 913cb25863
commit 2bfd95fe54
9 changed files with 116 additions and 4 deletions
@@ -47,6 +47,7 @@ export class AttributeData implements IAttributeData {
  public isDim(): number           { return this.bg & BgFlags.DIM; }
  public isStrikethrough(): number { return this.fg & FgFlags.STRIKETHROUGH; }
  public isProtected(): number     { return this.bg & BgFlags.PROTECTED; }
+  public isOverline(): number      { return this.bg & BgFlags.OVERLINE; }

  // color modes
  public getFgColorMode(): number { return this.fg & Attributes.CM_MASK; }