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Scalar.js 714B

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  1. 'use strict';
  2. var Node = require('./Node.js');
  3. var toJS = require('./toJS.js');
  4. const isScalarValue = (value) => !value || (typeof value !== 'function' && typeof value !== 'object');
  5. class Scalar extends Node.NodeBase {
  6. constructor(value) {
  7. super(Node.SCALAR);
  8. this.value = value;
  9. }
  10. toJSON(arg, ctx) {
  11. return ctx?.keep ? this.value : toJS.toJS(this.value, arg, ctx);
  12. }
  13. toString() {
  14. return String(this.value);
  15. }
  16. }
  17. Scalar.BLOCK_FOLDED = 'BLOCK_FOLDED';
  18. Scalar.BLOCK_LITERAL = 'BLOCK_LITERAL';
  19. Scalar.PLAIN = 'PLAIN';
  20. Scalar.QUOTE_DOUBLE = 'QUOTE_DOUBLE';
  21. Scalar.QUOTE_SINGLE = 'QUOTE_SINGLE';
  22. exports.Scalar = Scalar;
  23. exports.isScalarValue = isScalarValue;