Class ContextKeyNotExpr

contextKeyExpr/src/contextkey.ts:785–839

}

export class ContextKeyNotExpr implements IContextKeyExpression {

	public static create(key: string): ContextKeyExpression {
		const staticValue = STATIC_VALUES.get(key);
		if (typeof staticValue === 'boolean') {
			return (staticValue ? ContextKeyFalseExpr.INSTANCE : ContextKeyTrueExpr.INSTANCE);
		}
		return new ContextKeyNotExpr(key);
	}

	public readonly type = ContextKeyExprType.Not;

	private constructor(private readonly key: string) {
	}

	public cmp(other: ContextKeyExpression): number {
		if (other.type !== this.type) {
			return this.type - other.type;
		}
		if (this.key < other.key) {
			return -1;
		}
		if (this.key > other.key) {
			return 1;
		}
		return 0;
	}

	public equals(other: ContextKeyExpression): boolean {
		if (other.type === this.type) {
			return (this.key === other.key);
		}
		return false;
	}

	public evaluate(context: IContext): boolean {
		return (!context.getValue(this.key));
	}

	public serialize(): string {
		return '!' + this.key;
	}

	public keys(): string[] {
		return [this.key];
	}

	public map(mapFnc: IContextKeyExprMapper): ContextKeyExpression {
		return mapFnc.mapNot(this.key);
	}

	public negate(): ContextKeyExpression {
		return ContextKeyDefinedExpr.create(this.key);
	}
}

export class ContextKeyRegexExpr implements IContextKeyExpression {