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refactor: more consistent tags to make it easier to iterate over, #524

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This commit is contained in:
Jun Yang
2022-11-27 17:29:44 +08:00
parent 4e1a30a20c
commit 1380ac931a
19 changed files with 225 additions and 82 deletions
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demo/template/get-outputs.ts
+25
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import { Output, Template, Tag } from 'liquidjs'
import { isLayoutTag, isIfTag, isUnlessTag, isLiquidTag, isCaseTag, isCaptureTag, isTablerowTag, isForTag } from './type-guards'
/**
* iterate over all `{{ output }}`
*/
export function * getOutputs (templates: Template[]): Generator<Output, void> {
for (const template of templates) {
if (template instanceof Tag) {
if (isIfTag(template) || isUnlessTag(template) || isCaseTag(template)) {
for (const branch of template.branches) {
yield * getOutputs(branch.templates)
}
yield * getOutputs(template.elseTemplates)
} else if (isForTag(template)) {
yield * getOutputs(template.templates)
yield * getOutputs(template.elseTemplates)
} else if (isLiquidTag(template) || isCaptureTag(template) || isTablerowTag(template) || isLayoutTag(template)) {
yield * getOutputs(template.templates)
}
} else if (template instanceof Output) {
yield template
}
}
}