valid-v-bind.js 1.9 KB

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  1. /**
  2. * @author Toru Nagashima
  3. * @copyright 2017 Toru Nagashima. All rights reserved.
  4. * See LICENSE file in root directory for full license.
  5. */
  6. 'use strict'
  7. // ------------------------------------------------------------------------------
  8. // Requirements
  9. // ------------------------------------------------------------------------------
  10. const utils = require('../utils')
  11. // ------------------------------------------------------------------------------
  12. // Helpers
  13. // ------------------------------------------------------------------------------
  14. const VALID_MODIFIERS = new Set(['prop', 'camel', 'sync'])
  15. // ------------------------------------------------------------------------------
  16. // Rule Definition
  17. // ------------------------------------------------------------------------------
  18. module.exports = {
  19. meta: {
  20. type: 'problem',
  21. docs: {
  22. description: 'enforce valid `v-bind` directives',
  23. categories: ['vue3-essential', 'essential'],
  24. url: 'https://eslint.vuejs.org/rules/valid-v-bind.html'
  25. },
  26. fixable: null,
  27. schema: []
  28. },
  29. /** @param {RuleContext} context */
  30. create(context) {
  31. return utils.defineTemplateBodyVisitor(context, {
  32. /** @param {VDirective} node */
  33. "VAttribute[directive=true][key.name.name='bind']"(node) {
  34. for (const modifier of node.key.modifiers) {
  35. if (!VALID_MODIFIERS.has(modifier.name)) {
  36. context.report({
  37. node,
  38. loc: node.key.loc,
  39. message:
  40. "'v-bind' directives don't support the modifier '{{name}}'.",
  41. data: { name: modifier.name }
  42. })
  43. }
  44. }
  45. if (!node.value || utils.isEmptyValueDirective(node, context)) {
  46. context.report({
  47. node,
  48. loc: node.loc,
  49. message: "'v-bind' directives require an attribute value."
  50. })
  51. }
  52. }
  53. })
  54. }
  55. }